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NSR database version of May 21, 2024.

Search: Author = N.Marginean

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2024KU10      Nuovo Cim. C 47, 47 (2024)

A.Kusoglu, P.Constantin, P.-A.Soderstrom, D.L.Balabanski, M.Cuciuc, S.Aogaki, R.S.Ban, R.Borcea, R.Corbu, C.Costache, A.Covali, I.Dinescu, N.M.Florea, V.Iancu, A.Ionescu, N.M.Marginean, C.Mihai, R.E.Mihai, C.Nedelcu, A.Coman, H.Pai, A.Pappalardo, O.Sirbu, L.Stan, C.Sotty, D.A.Testov, T.Tozar, A.Turturica, G.Turturica, S.Ujeniuc, C.A.Ur, V.Vasilca, F.Zhu

Ground-breaking developments in 10B with inelastic proton scattering

NUCLEAR REACTIONS 10B(p, p'), E=8.5 MeV; measured reaction products, Eγ, Iγ, γ-γ-coin.; deduced γ-ray energies and relative intensities, branching ratios. Comparison with available data. The 9 MV Tandem accelerator facility at IFIN-HH.

doi: 10.1393/ncc/i2024-24047-6
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2024SO08      Nuovo Cim. C 47, 58 (2024)

P.-A.Soderstrom, A.Kusoglu, D.L.Balabanski, M.Brezeanu, D.Choudhury, A.Gavrilescu, R.A.Gucbtoiu, S.Ioannidis, G.Lorusso, M.Markova, R.Roy, D.Testov, S.Adachi, S.Aogaki, R.Borcea, F.Camera, P.Constantin, C.Costache, M.Cuciuc, F.C.L.Crespi, N.M.Florea, Y.Fujikawa, T.Furuno, A.Giaz, T.Kawabata, C.Mihai, R.E.Mihai, B.Million, D.Nichita, R.Niina, S.Okamoto, K.Sakanashi, L.Stan, A.Tamii, A.Turturica, S.Ujeniuc, O.Wieland, R.S.Ban, M.Ciemala, G.Ciocan, C.Clisu, I.Dinescu, D.Iancu, M.Kmiecik, V.Lelasseux, R.Lica, N.M.Marginean, C.Neaccbsu, H.Pai, P.Parlea, T.Petruse, A.Rotaru, C.O.Sotty, A.Spataru, A.N.State, M.Straticiuc, D.Tofan, S.Toma, T.Tozar, G.V.Turturica, C.A.Ur

From implementation to operation and the first measurements with the ELIGANT detectors from ELI-NP

NUCLEAR REACTIONS 112Sn(p, p'), E not given; measured reaction products, Ep, Ip; deduced preliminary level density. Comparison with three microscopic models. The ELIGANT-GN detectors at ROSPHERE.

doi: 10.1393/ncc/i2024-24058-3
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2024YU02      Phys.Lett. B 849, 138452 (2024)

Z.Yue, A.N.Andreyev, A.E.Barzakh, I.N.Borzov, J.G.Cubiss, A.Algora, M.Au, M.Balogh, S.Bara, R.A.Bark, C.Bernerd, M.J.G.Borge, D.Brugnara, K.Chrysalidis, T.E.Cocolios, H.De Witte, Z.Favier, L.M.Fraile, H.O.U.Fynbo, A.Gottardo, R.Grzywacz, R.Heinke, A.Illana, P.M.Jones, D.S.Judson, A.Korgul, U.Koster, M.Labiche, L.Le, R.Lica, M.Madurga, N.Marginean, B.Marsh, C.Mihai, E.Nacher, C.Neacsu, C.Nita, B.Olaizola, J.N.Orce, C.A.A.Page, R.D.Page, J.Pakarinen, P.Papadakis, G.Penyazkov, A.Perea, M.Piersa-Silkowska, Zs.Podolyak, S.D.Prosnyak, E.Reis, S.Rothe, M.Sedlak, L.V.Skripnikov, C.Sotty, S.Stegemann, O.Tengblad, S.V.Tolokonnikov, J.M.Udias, P.Van Duppen, N.Warr, W.Wojtaczka

Magnetic moments of thallium isotopes in the vicinity of magic N=126

NUCLEAR MOMENTS 207,209Tl; measured frequencies; deduced magnetic dipole moments. Comparison with the self-consistent theory of finite Fermi systems based on the energy density functional. The in-source laser resonance-ionization spectroscopy technique with the Laser Ion Source and Trap (LIST) at ISOLDE (CERN).

doi: 10.1016/j.physletb.2024.138452
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2023CH13      Nucl.Phys. A1032, 122620 (2023)

A.Chalil, T.J.Mertzimekis, A.Zyriliou, P.Vasileiou, N.Florea, C.Mihai, R.Mihai, C.Nita, C.Sotty, A.Mitu, L.Stan, A.Turturica, R.Marginean, N.Marginean

On the multipole mixing ratio of the 1066 keV transition from the 0.52 μs isomer of 180Hf

RADIOACTIVITY 180Hf(IT) [from 181Ta(11B, 12C), E=47 MeV]; measured decay products, Eγ, Iγ; deduced γ-ray energies, J, π, multipolarity mixing ratio, the band-head of a rotational band. Horia Hulubei National Institute of Nuclear Physics and Engineering (IFIN-HH).

doi: 10.1016/j.nuclphysa.2023.122620
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2023DA19      Phys.Rev. C 108, 064304 (2023)

P.Das, U.Datta, S.Chakraborty, A.Rahaman, O.Tengblad, B.K.Agrawal, A.Becerril, J.Cederkall, J.Dey, A.Gottberg, S.M.Adil Imam, M.Kowalska, J.Kurcewicz, M.Lund, S.Mandal, M.Madurga, N.Marginean, R.Marginean, C.Mihai, I.Marroquin, E.Nacher, A.Negret, S.Pascu, A.Perea, E.Rapisarda, F.Rotaru, J.Ray, P.Sharma, T.Stora, C.Sotty, V.Vedia, N.Warr, R.Wadsworth

Exotic decay of 115Cs

doi: 10.1103/PhysRevC.108.064304
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2023GA30      Phys.Rev. C 108, 064301 (2023)

E.R.Gamba, S.Bottoni, L.W.Iskra, C.Zavaglia, S.Leoni, B.Fornal, N.Cieplicka-Orynczak, G.Benzoni, G.Colombi, F.C.L.Crespi, A.Esmaylzadeh, M.Jentschel, J.Jolie, V.Karayonchev, Y.H.Kim, L.Knafla, U.Koster, M.Ley, N.Marginean, R.Marginean, C.Michelagnoli, M.Polettini, C.Porzio, J-.M.Regis, D.Reygadas, A.Turturica

Lifetime measurements in 96Rb via fast-timing techniques: Investigating shape coexistence at A ∼ 100

doi: 10.1103/PhysRevC.108.064301
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2023KU21      Phys.Rev. C 108, 044313 (2023)

V.Kumar, R.Chapman, D.O'Donnell, J.Ollier, R.Orlandi, J.F.Smith, K.-M.Spohr, D.A.Torres, P.Wady, S.K.Tandel, S.J.Freeman, G.de Angelis, N.Marginean, D.R.Napoli, J.J.Valiente-Dobon, S.Aydin, E.Farnea, R.Marginean, D.Mengoni, T.Kroll, N.Thompson

Evolution of nuclear structure in the neutron-rich 96, 97, 99Nb isotopes: Evidence for shape coexistence in N = 58 99Nb

doi: 10.1103/PhysRevC.108.044313
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2023XU06      Phys.Rev.Lett. 131, 022501 (2023)

Z.Y.Xu, M.Madurga, R.Grzywacz, T.T.King, A.Algora, A.N.Andreyev, J.Benito, T.Berry, M.J.G.Borge, C.Costache, H.De Witte, A.Fijalkowska, L.M.Fraile, H.O.U.Fynbo, A.Gottardo, C.Halverson, L.J.Harkness-Brennan, J.Heideman, M.Huyse, A.Illana, L.Janiak, D.S.Judson, A.Korgul, T.Kurtukian-Nieto, I.Lazarus, R.Lica, R.Lozeva, N.Marginean, R.Marginean, C.Mazzocchi, C.Mihai, R.E.Mihai, A.I.Morales, R.D.Page, J.Pakarinen, M.Piersa-Silkowska, Z.Podolyak, P.Sarriguren, M.Singh, C.Sotty, M.Stepaniuk, O.Tengblad, A.Turturica, P.Van Duppen, V.Vedia, S.Vinals, N.Warr, R.Yokoyama, C.X.Yuan

133In: A Rosetta Stone for Decays of r-Process Nuclei

RADIOACTIVITY 133In(IT), (β-), (β-n); measured decay products, En, In, Eβ, Iβ, Eγ, Iγ; deduced excitation energy and decay strength, partial T1/2. Comparison with large-scale shell model (LSSM) calculations. The ISOLDE Decay Station (IDS), The Isotope Separator On-Line (ISOLDE) facility at CERN.

doi: 10.1103/PhysRevLett.131.022501
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2023XU08      Phys.Rev. C 108, 014314 (2023)

Z.Y.Xu, M.Madurga, R.Grzywacz, T.T.King, A.Algora, A.N.Andreyev, J.Benito, T.Berry, M.J.G.Borge, C.Costache, H.De Witte, A.Fijalkowska, L.M.Fraile, H.O.U.Fynbo, A.Gottardo, C.Halverson, L.J.Harkness-Brennan, J.Heideman, M.Huyse, A.Illana, L.Janiak, D.S.Judson, A.Korgul, T.Kurtukian-Nieto, I.Lazarus, R.Lica, R.Lozeva, N.Marginean, R.Marginean, C.Mazzocchi, C.Mihai, R.E.Mihai, A.I.Morales, R.D.Page, J.Pakarinen, M.Piersa-Silkowska, Zs.Podolyak, P.Sarriguren, M.Singh, Ch.Sotty, M.Stepaniuk, O.Tengblad, A.Turturica, P.Van Duppen, V.Vedia, S.Vinals, N.Warr, R.Yokoyama, C.X.Yuan

β-delayed neutron spectroscopy of 133In

RADIOACTIVITY 133,133mIn(β-)(β-n); decay products, neutron time-of-flight, En, In, Eβ, Iβ, Eγ, Iγ, βγ-coin, nβ-coin; deduced feeding intensities, neutron-emission probabilities, logft, β-decay strength distribution, Gamow-Teller transition. 133Sn; deduced levels, J, π, configurations. Comparison of 133Sn and 131Sn level schemes. The ISOLDE Decay Station (IDS) at The Isotope Separator On-Line (ISOLDE) facility at CERN.

doi: 10.1103/PhysRevC.108.014314
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2022CI07      Phys.Lett. B 834, 137498 (2022)

N.Cieplicka-Orynczak, Y.Jaganathen, B.Fornal, S.Leoni, M.Ploszajczak, M.Ciemala, S.Ziliani, M.Kmiecik, A.Maj, J.Lukasik, P.Pawlowski, B.Sowicki, B.Wasilewska, M.Zieblinski, P.Bednarczyk, C.Boiano, S.Bottoni, A.Bracco, S.Brambilla, I.Burducea, F.Camera, I.Ciepal, C.Clisu, F.C.L.Crespi, K.Dhanmeher, N.Florea, E.Gamba, J.Grebosz, M.N.Harakeh, D.A.Iancu, L.W.Iskra, M.Krzysiek, P.Kulessa, N.Marginean, R.Marginean, I.Matea, M.Matejska-Minda, K.Mazurek, B.Million, W.Parol, M.Sferrazza, L.Stan, B.Wloch

The decay of the 21.47-MeV stretched resonance in 13C: A precise probe of the open nuclear quantum system description

NUCLEAR REACTIONS 13C(p, p'), E=135 MeV; measured reaction products, Eγ, Iγ; deduced γ-ray energies and relative intensities, partial decay scheme , branching ratios, resonances. Comparison with predictions from the Gamow Shell Model (GSM), which was used to describe the stretched resonance in terms of its energy, width, electromagnetic transition strengths and decay pattern. The Cyclotron Centre Bronowice (CCB) at IFJ PAN in Krakow.

doi: 10.1016/j.physletb.2022.137398
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2022IV01      Phys.Rev. C 105, 034337 (2022)

D.Ivanova, S.Lalkovski, C.Costache, S.Kisyov, C.Mihai, N.Marginean, P.Petkov, L.Atanasova, D.Bucurescu, R.B.Cakirli, M.P.Carpenter, R.F.Casten, Gh.Cata-Danil, I.Cata-Danil, D.Deleanu, D.Filipescu, N.Florea, I.Gheorghe, D.Ghita, T.Glodariu, F.G.Kondev, R.Lica, R.Marginean, A.Negret, S.Pascu, T.Sava, E.A.Stefanova, L.Stroe, G.Suliman, R.Suvaila, O.Yordanov, N.V.Zamfir

Structure of the low-lying states in 99, 101, 103, 105Pd

NUCLEAR REACTIONS 90,92,94Zr(12C, 3n), E=45 MeV; 96Zr(13C, 4n), E=55 MeV; measured Eγ, Iγ, γγ-coin. 94Zr(12C, 3n), E=56 MeV; measured Eγ, Iγ, γγ-coin with plunger device. 99,101,103,105Pd; deduced levels, J, π, B(M1), B(E2), T1/2 of excited states, multipolarity, δ, high-spin states, bands structure. Half-lives were determined by centroid shift method, deconvolution method and differential decay curve method (on case of 103Pd experiment with plunger). Comparison with rigid triaxial rotor plus particle model (RTRPM) calculations. RoSphere array comprised of 8 HPGe and 11 LaBr3:Ce detectors at IFIN-HH (Romania).

doi: 10.1103/PhysRevC.105.034337
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2022MI15      Phys.Rev. C 106, 024332 (2022)

R.E.Mihai, A.S.Mare, N.Marginean, A.Petrovici, O.Andrei, M.Boromiza, D.Bucurescu, G.Cata-Danil, C.Clisu, C.Costache, I.Dinescu, D.Filipescu, N.Florea, I.Gheorghe, A.Ionescu, R.Lica, R.Marginean, C.Mihai, A.Mitu, A.Negret, C.R.Nita, A.Olacel, A.Oprea, S.Pascu, A.Serban, C.Sotty, L.Stan, R.Suvaila, S.Toma, A.Turturica, S.Ujeniuc, C.A.Ur

Search for isospin-symmetry breaking in the A=62 isovector triplet

NUCLEAR REACTIONS 58Ni(6Li, 2n)62Ga, E=22 MeV; measured Eγ, Iγ, nγ-coin, (2n)γ-coin, γ(θ) using ROSPHERE array with ten Compton-suppressed HPGe detectors and 11 LaBr3(Ce) detectors for γ rays, and two liquid scintillator neutron detector walls with 12 detectors each neutrons at the IFIN-HH 9-MV Tandem accelerator. 62Ga; deduced levels, J, π, first 2+ state, multipolarities. Comparison with beyond-mean-field complex excited Vampir variational model. Discussed Coulomb energy differences (CED), mirror energy differences (MED), triplet energy differences (TED) for A=62 triplet. 59Ni, 62Cu, 62Zn; observed γ rays.

NUCLEAR STRUCTURE 62Ge, 62Ga, 62Zn; calculated energies of low-lying 0+, 2+ and 4+ analog states, B(E2) for 62Zn, superallowed Fermi β decay strength distribution from 62Ga decay to 62Ge g.s., and compared with available experimental values.

doi: 10.1103/PhysRevC.106.024332
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2021AY05      Phys.Rev. C 104, 054309 (2021)

S.Aydin, M.Ionescu-Bujor, N.Marginean, C.Costache, D.Bucurescu, N.Florea, T.Glodariu, A.Ionescu, A.Iordachescu, R.Marginean, C.Mihai, R.E.Mihai, A.Mitu, A.Negret, C.R.Nita, A.Olacel, S.Pascu, L.Stroe, R.Suvaila, S.Toma, A.Turturica

Lifetime measurements and evidence for triaxial nuclear shapes in 127Cs

NUCLEAR REACTIONS 121Sb(12C, 2nα)127Cs, E=54 MeV; measured Eγ, Iγ, γγ-coin, γγ(θ)(ADO ratios), level T1/2 by DSAM and by fast-timing method using an array of LaBr3(Ce) detectors and ROSPHERE array for γ detection at the FN Tandem accelerator of IFIN-HH-Bucharest. 127Cs; deduced high-spin levels, J, π, bands, multipolarities, multipole mixing ratios, B(M1), B(E2), signature splitting S(J), configurations, evidence for triaxial nuclear shapes in the states described by the proton h11/2 orbital, soft core for quadrupole deformation and shape asymmetry due to polarizing h11/2 protons. Comparison with quasiparticle plus triaxial rotor (QTR) model predictions.

doi: 10.1103/PhysRevC.104.054309
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2021BR06      Phys.Rev. C 103, 054327 (2021)

M.Brunet, Zs.Podolyak, T.A.Berry, B.A.Brown, R.J.Carroll, R.Lica, Ch.Sotty, A.N.Andreyev, M.J.G.Borge, J.G.Cubiss, L.M.Fraile, H.O.U.Fynbo, E.Gamba, P.Greenlees, L.J.Harkness-Brennan, M.Huyse, D.S.Judson, J.Konki, J.Kurcewicz, I.Lazarus, M.Madurga, N.Marginean, R.Marginean, I.Marroquin, C.Mihai, E.Nacher, A.Negret, S.Pascu, R.D.Page, A.Perea, J.Phrompao, M.Piersa, V.Pucknell, P.Rahkila, E.Rapisarda, P.H.Regan, F.Rotaru, M.Rudigier, C.M.Shand, R.Shearman, E.C.Simpson, T.Stora, O.Tengblad, P.Van Duppen, V.Vedia, S.Vinals, R.Wadsworth, N.Warr, H.De Witte

Competition between allowed and first-forbidden β decays of 208At and expansion of the 208Po level scheme

RADIOACTIVITY 208At(EC), (β+)[from Pb(p, X), E-1.4 GeV beam from the PS-Booster at CERN-ISOLDE facility, followed by separation of 208At fragments using the General Purpose Separator]; measured Eγ, Iγ, βγγ-coin, γγ-coin using four HPGe clover detectors at the IDS and a TIGRESS Ge detector from TRIUMF. 208Po; deduced levels, J, π, Iβ feedings, logft values, γ-branching ratios. Comparison with previous experimental results, and with shell-model calculations. Discussed competition between allowed and first-forbidden β-decays.

doi: 10.1103/PhysRevC.103.054327
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2021GO15      Phys.Rev. C 103, L041302 (2021)

G.Gosta, A.Mentana, F.Camera, A.Bracco, S.Ceruti, G.Benzoni, N.Blasi, S.Brambilla, S.Capra, F.C.L.Crespi, A.Giaz, S.Leoni, B.Million, S.Riboldi, C.Porzio, S.Ziliani, O.Wieland, A.Nannini, M.Rocchini, N.Marchini, M.Ciemala, M.Kmiecik, A.Maj, B.Wasilewska, M.Zieblinski, D.Filipescu, J.Kaur, N.Marginean, S.Pascu, T.Glodariu, D.Ghita, V.Zamfir, J.J.Valiente-Dobon, G.de Angelis, F.Galtarossa, A.Goasduff, T.Bayram, A.Gadea, A.Montaner, I.Zanon, D.Brugnara, A.Gozzelino, G.Pasqualato, R.Menegazzo, A.Gottardo, G.Jaworski, S.Lenzi, D.Napoli, D.Testov, M.Siciliano, T.Marchi, D.Mengoni, D.Bazzacco, A.Boso, P.R.John, F.Recchia, R.Raabe, O.Poleshchuk, J.Yang

Probing isospin mixing with the giant dipole resonance in the 60Zn compound nucleus

NUCLEAR REACTIONS 32Si(28Si, X)60Zn*, E=86, 110 MeV; 32Si(30Si, X)62Zn*, E=75, 98 MeV; measured high-energy Eγ, Iγ using GALILEO array of 25 HPGe detectors and ten LaBr3(Ce) scintillators at the Tandem accelerator facility of INFN-Legnaro. 60,62Zn; deduced GDR parameters, Coulomb spreading widths, isospin mixing parameter at zero temperature and the isospin-symmetry-breaking correction for beta decay by analyzing experimental γ-spectra with statistical model calculations using a version of CASCADE code that included isospin formalism. Comparison of Coulomb spreading widths with the values for other mass regions deduced from GDR γ-decay measurements in other compound-nucleus reactions.

doi: 10.1103/PhysRevC.103.L041302
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2021SE17      Phys.Rev. C 104, 024317 (2021)

S.Sekal, L.M.Fraile, R.Lica, M.J.G.Borge, W.B.Walters, A.Aprahamian, C.Benchouk, C.Bernards, J.A.Briz, B.Bucher, C.J.Chiara, Z.Dlouhy, I.Gheorghe, D.G.Ghita, P.Hoff, J.Jolie, U.Koster, W.Kurcewicz, H.Mach, N.Marginean, R.Marginean, Z.Meliani, B.Olaizola, V.Paziy, J.M.Regis, M.Rudigier, T.Sava, G.S.Simpson, M.Stanoiu, L.Stroe

Low-spin states in 80Ge populated in the β decay of the 80Ga 3- isomer

RADIOACTIVITY 80mGa(β-)[from decay of 80Zn produced in U(n, F), E=fast neutrons at the ISOLDE-CERN facility, followed by separation of fission fragments passed using the ISOLDE Resonance Ionization Laser Ion Source (RILIS) and high-resolution magnetic separator]; measured Eγ, Iγ, βγ- and γγ-coin using two HPGe detectors for γ rays and an NE111A organic plastic scintillator for β detection. 80Ge; deduced levels, J, π, β feedings, logft. Comparison with previous experimental results, and with shell-model and IBM calculations.

NUCLEAR STRUCTURE 70,72,74,76,78,80,82Ge, 82Se, 84Kr, 86Sr, 88Zr, 90Mo; calculated energies of second 0+ states by shell-model using Antoine code with JUN45 interaction, and NUSHELLX@MSU code with jj44bpn interaction, and IBM-1, IBM-2 models, and comparison with experimental values; Systematics of low-lying positive-parity levels up to 8+.

doi: 10.1103/PhysRevC.104.024317
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2021TO09      Phys.Lett. B 821, 136603 (2021)

D.Tonev, G.de Angelis, I.Deloncle, N.Goutev, G.De Gregorio, P.Pavlov, I.L.Pantaleev, S.Iliev, M.S.Yavahchova, P.G.Bizzeti, A.Demerdjiev, D.T.Dimitrov, E.Farnea, A.Gadea, E.Geleva, C.Y.He, H.Laftchiev, S.M.Lenzi, S.Lunardi, N.Marginean, R.Menegazzo, D.R.Napoli, F.Nowacki, R.Orlandi, H.Penttila, F.Recchia, E.Sahin, R.P.Singh, M.Stoyanova, C.A.Ur, H.-F.Wirth

Transition probabilities in 31P and 31S: A test for isospin symmetry

NUCLEAR REACTIONS 20Ne(12C, p), (12C, n)31P/31S, E=33 MeV from Piave-Alpi accelerator of LNL-Legnaro; measured Eγ, Iγ, γγ-coin, (proton)γγ-coin, γγ(θ), level T1/2 by DSAM and line-shape analysis using GASP array for γ rays and EUCLIDES Si-ball for charged particles. 31S, 31P; deduced levels, J, π, multipolarity, mixing ratios, B(E1), B(M2), violation of isospin symmetry for mirror nuclei. Comparison with Self-consistent beyond mean field calculations using Equation of Motion method based on a chiral potential, and with previous experimental data.

doi: 10.1016/j.physletb.2021.136603
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2021TU02      Phys.Rev. C 103, 044306 (2021)

A.Turturica, C.Costache, P.Petkov, J.-P.Delaroche, M.Girod, J.Libert, G.Cata-Danil, S.Pascu, C.Mihai, M.Boromiza, D.Bucurescu, C.Clisu, D.Filipescu, N.M.Florea, I.Gheorghe, A.Ionescu, R.Lica, N.M.Marginean, R.Marginean, R.E.Mihai, A.Mitu, A.Negret, C.R.Nita, A.Olacel, A.Oprea, T.Sava, C.Sotty, L.Stan, I.Stiru, R.Suvaila, S.Toma, G.V.Turturica, S.Ujeniuc

Collective properties of neutron-deficient Nd isotopes: Lifetime measurements of the yrast states in 136Nd

NUCLEAR REACTIONS 124Te(16O, 4n), E=80 MeV; measured Eγ, Iγ, γγ-coin, half-lives of levels by recoil distance Doppler shift (RDDS) and Doppler-shift attenuation (DSA) methods and analysis by differential decay curve method (DDCM) using ROSPHERE array at the tandem accelerator facility of IFINHH-Bucharest-Magurele. 136Nd; deduced levels, J, π, bands, B(E2). Comparison with five-dimensional collective Hamiltonian (5DCH) calculations with D1S Gogny force. Systematics of energies of ground state and γ bands, and other observables in 130,132,134,136,138,140Nd.

NUCLEAR STRUCTURE 130,132,134,136,138,140Nd; calculated potential energy surfaces (PES) in (β, γ) plane, mean β and γ deformations, moments of inertia for yrast bands, B(E2), even-odd staggering parameter, spectroscopic quadrupole moments, charge radii and isotope shifts, ρ2(E0) rates. Five-dimensional collective Hamiltonian (5DCH) calculations with D1S Gogny force. Comparison with experimental data.

doi: 10.1103/PhysRevC.103.044306
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2021VA01      Phys.Scr. 96, 035305 (2021)

M.Varga Pajtler, D.Jelavic Malenica, S.Szilner, L.Corradi, G.de Angelis, E.Fioretto, A.Gadea, F.Haas, S.Lunardi, N.Marginean, D.Mengoni, T.Mijatovic, G.Montagnoli, D.Montanari, G.Pollarolo, F.Recchia, M.-D.Salsac, F.Scarlassara, N.Soic, A.M.Stefanini, C.A.Ur, J.J.Valiente-Dobon

Excited states of 90, 92, 94Y populated in 90Zr+208Pb multinucleon transfer reaction

NUCLEAR REACTIONS 208Pb(90Zr, X)90Y/92Y/94Y, E=560 MeV; measured reaction products, Eγ, Iγ; deduced γ-ray energies, J, π, level schemes, σ. GRAZING code, PRISMA magnetic spectrometer coupled to the CLARA γ array.

doi: 10.1088/1402-4896/abdcf9
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2021VO14      Phys.Lett. B 821, 136624 (2021)

M.von Tresckow, M.Rudigier, T.M.Shneidman, T.Kroll, M.Boromiza, C.Clisu, C.Costache, d.Filipescu, N.M.Florea, I.Gheorghe, K.Gladnishki, A.Ionescu, D.Kocheva, R.Lica, N.Marginean, R.Marginean, K.R.Mashtakov, C.Mihai, R.E.Mihai, A.Negret, C.R.Nita, A.Olacel, A.Oprea, S.Pascu, G.Rainovski, T.Sava, M.Scheck, P.Spagnoletti, C.Sotty, L.Stan, I.Stiru, S.Toma, A.Turturica, S.Ujeniuc

New evidence for alpha clustering structure in the ground state band of 212Po

NUCLEAR REACTIONS 208Pb(10B, 6Li)212Po, E=51 MeV; measured reaction products, Eγ, Iγ; deduced γ-ray energies, level T1/2, B(E2). ROSPHERE array, Horia Hulubei National Institute. Delayed coincidence fast-timing method.

doi: 10.1016/j.physletb.2021.136624
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2020BE10      Phys.Rev. C 101, 054311 (2020)

T.A.Berry, Zs.Podolyak, R.J.Carroll, R.Lica, B.A.Brown, H.Grawe, Ch.Sotty, N.K.Timofeyuk, T.Alexander, A.N.Andreyev, S.Ansari, M.J.G.Borge, M.Brunet, J.R.Cresswell, C.Fahlander, L.M.Fraile, H.O.U.Fynbo, E.Gambna, W.Gelletly, R.-B.Gerst, M.Gorska, A.Gredley, P.Greenlees, L.J.Harkness-Brennan, M.Huyse, S.M.Judge, D.S.Judson, J.Konki, M.Kowalska, J.Kurcewicz, I.Kuti, S.Lalkovski, I.Lazarus, M.Lund, M.Madurga, N.Marginean, R.Marginean, I.Marroquin, C.Mihai, R.E.Mihai, E.Nacher, A.Negret, S.Nae, C.Nita, S.Pascu, R.D.Page, Z.Patel, A.Perea, J.Phrompao, M.Piersa, V.Pucknell, P.Rahkila, E.Rapisarda, P.H.Regan, F.Rotaru, M.Rudigier, C.M.Shand, R.Shearman, E.C.Simpson, S.Stegemann, T.Stora, O.Tengblad, A.Turturica, P.Van Duppen, V.Vedia, P.M.Walker, N.Warr, F.P.Wearing, H.De Witte

Octupole states in 207Tl studied through β decay

RADIOACTIVITY 207Hg(β-)[from 208Pb(p, X)207Hg, E=1.4 GeV]; measured Eγ, Iγ, βγ- and βγγ-coin, γγ(θ) using plastic scintillators for β-detection and four HPGe detectors for γ-detection at CERN-ISOLDE. 207Tl; deduced levels J, π, β feedings, multipolarities, logft, B(M1), B(E1), B(E2), B(M2), B(E3), configurations. Discussion of octupole phonon states. Comparison with state-of-the-art large-scale shell-model calculations, and with previous experimental results.

doi: 10.1103/PhysRevC.101.054311
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2020BO03      Phys.Rev. C 101, 024604 (2020)

M.Boromiza, C.Borcea, P.Dessagne, D.Ghita, T.Glodariu, G.Henning, M.Kerveno, N.Marginean, C.Mihai, R.Mihai, A.Negret, C.Nita, M.Nyman, A.Olacel, A.Oprea, A.J.M.Plompen, C.Sotty, G.Suliman, R.Suvaila, L.Stan, A.Turturica, G.Turturica

Nucleon inelastic scattering cross sections on 16O and 28Si

NUCLEAR REACTIONS 16O, 28Si(n, n'), E=6-18 MeV from GELINA facility at Geel; 16O, 28Si(p, p'), E=6-17 MeV from Tandem accelerator of IFIN-HH-Bucharest; measured Eγ, Iγ, angle-integrated and total σ(E) using the GAINS spectrometer at Geel, and HPGe detectors at Bucharest. 16O, 28Si; deduced levels, J, π, γ-production σ(E). Comparison with other experimental data, and with TALYS-1.9 theoretical calculations.

doi: 10.1103/PhysRevC.101.024604
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2020BU08      Phys.Rev. C 102, 024336 (2020)

D.Bucurescu, C.Mihai, C.Costache, R.E.Mihai, N.Marginean, S.Kisyov, N.Florea, G.Cata-Danil, I.Cata-Danil, R.Lica, R.Marginean, A.Negret, C.R.Nita, S.Pascu, L.Stroe, G.Suliman, R.Suvaila, C.A.Ur

Reexamined lifetimes of the low-lying states of 86Zr by recoil distance differential decay measurements

NUCLEAR REACTIONS 73Ge(16O, 3n)86Zr, E=57 MeV; measured Eγ, Iγ, γγ-coin, level half-lives by recoil distance Doppler shift method and DDCM analysis, using the ROSPHERE detector array of 15 HPGe detectors with BGO shields and nine LaBr3(Ce) detectors at the HH-NIPNE-Bucharest tandem accelerator facility. 86Zr; deduced levels, J, π, B(E2), B(M1), B(E1). Comparison with theoretical calculations using IBM-1 model, IBM-1 model with broken pairs, and shell-model. Comparison with previous experimental data in the ENSDF database.

doi: 10.1103/PhysRevC.102.024336
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2020CA25      Phys.Rev.Lett. 125, 192501 (2020)

R.J.Carroll, Z.Podolyak, T.Berry, H.Grawe, T.Alexander, A.N.Andreyev, S.Ansari, M.J.G.Borge, M.Brunet, J.R.Creswell, L.M.Fraile, C.Fahlander, H.O.U.Fynbo, E.R.Gamba, W.Gelletly, R.-B.Gerst, M.Gorska, A.Gredley, P.T.Greenlees, L.J.Harkness-Brennan, M.Huyse, S.M.Judge, D.S.Judson, J.Konki, J.Kurcewicz, I.Kuti, S.Lalkovski, I.H.Lazarus, R.Lica, M.Lund, M.Madurga, N.Marginean, R.Marginean, I.Marroquin, C.Mihai, R.E.Mihai, E.Nacher, A.Negret, C.Nita, S.Pascu, R.D.Page, Z.Patel, A.Perea, J.Phrompao, M.Piersa, V.Pucknell, P.Rahkila, E.Rapisarda, P.H.Regan, F.Rotaru, M.Rudigier, C.M.Shand, R.Shearman, S.Stegemann, T.Stora, C.Sotty, O.Tengblad, P.Van Duppen, V.Vedia, R.Wadsworth, P.M.Walker, N.Warr, F.Wearing, H.De Witte

Competition between Allowed and First-Forbidden β Decay: The Case of 208Hg → 208Tl

RADIOACTIVITY 208Hg(β-) [from Pb(p, X), E=1.4 GeV]; measured decay products, Eγ, Iγ; deduced γ-ray energies and intensities, J, π, branching ratios, B(Eλ). Comparison with theoretical calculations.

doi: 10.1103/PhysRevLett.125.192501
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2020IO02      Phys.Rev. C 102, 044311 (2020)

M.Ionescu-Bujor, S.Aydin, A.Iordachescu, N.Marginean, S.Pascu, D.Bucurescu, C.Costache, N.Florea, T.Glodariu, A.Ionescu, R.Marginean, C.Mihai, R.E.Mihai, A.Mitu, A.Negret, C.R.Nita, A.Olacel, B.SaygI, L.Stroe, R.Suvaila, S.Toma, A.Turturica

Band structures, lifetimes, and shape coexistence in 130La

NUCLEAR REACTIONS 121Sb(12C, 3n)130La, E=54 MeV; measured Eγ, Iγ, γγ-coin, γγ(θ)(ADO), isomer and level half-lives by γγ(t) using the ROSPHERE array of 14 HPGe detectors and 11 LaBr3(Ce) scintillators at the FN Tandem accelerator of IFINHH-Bucharest. 130La; deduced high-spin levels, J, π, bands, multipolarities, configurations, B(M1), B(E2), transition quadrupole moments, β2 deformation parameters. Comparison with two-quasiparticle-plus-rotor model calculations, and with geometrical model of Donau and Frauendorf for B(M1) strengths.

doi: 10.1103/PhysRevC.102.044311
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2020IS08      Phys.Rev. C 102, 054324 (2020)

L.W.Iskra, S.Leoni, B.Fornal, C.Michelagnoli, F.Kandzia, N.Marginean, M.Barani, S.Bottoni, N.Cieplicka-Orynczak, G.Colombi, C.Costache, F.C.L.Crespi, J.Dudouet, M.Jentschel, Y.H.Kim, U.Koster, R.Lica, R.Marginean, C.Mihai, R.E.Mihai, C.R.Nita, S.Pascu, C.Porzio, D.Reygadas, E.Ruiz-Martinez, A.Turturica

γ spectroscopy of the 96Y isotope: Searching for the onset of shape coexistence before N = 60

NUCLEAR REACTIONS 233,235U(n, F), E=thermal; measured fission events, Eγ, Iγ, double and triple γγ-coin tagged by fission events, γγ(θ), half-life of (6+) isomer by γγ(t) using FIPPS array of 16 HPGe clover detectors at ILL-Grenoble. 96Y; deduced levels, J, π, conversion coefficients, mixing ratios, multipolarities, configurations, shape coexistence. Comparison with predictions of Hartree-Fock-Bogoliubov calculations in literature. Possible relevance to calculations of electron and antineutrino spectra from fission of actinides. 137I; measured γγ-coin, relative yields of the cross-coincidence iodine fission partners.

doi: 10.1103/PhysRevC.102.054324
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2020KN04      Phys.Rev. C 102, 054322 (2020)

L.Knafla, P.Alexa, U.Koster, G.Thiamova, J.-M.Regis, J.Jolie, A.Blanc, A.M.Bruce, A.Esmaylzadeh, L.M.Fraile, G.de France, G.Hafner, S.Ilieva, M.Jentschel, V.Karayonchev, W.Korten, T.Kroll, S.Lalkovski, S.Leoni, H.Mach, N.Marginean, P.Mutti, G.Pascovici, V.Paziy, Zs.Podolyak, P.H.Regan, O.J.Roberts, N.Saed-Samii, G.S.Simpson, J.F.Smith, T.Soldner, C.Townsley, C.A.Ur, W.Urban, A.Vancraeyenest, N.Warr

Lifetime measurements in the odd-A nucleus 177Hf

RADIOACTIVITY 177mLu(β-)[from thermal neutron activation of Lu(NO3)3 at the FRM2 reactor in Garching]; measured Eγ, Iγ, γγ-coin, half-lives of levels in 177Hf by γγ(t) and generalized-centroid-difference (GCD) method using EXILL-FATIMA array of eight HPGe-Clover detectors and 16 fast-timing LaBr3(Ce) detectors at ILL-Grenoble. 177Hf; deduced levels, J, π, B(M1), B(E2), B(E1), configurations. Comparison to particle-rotor-model (PRM), and quasiparticle-phonon-model (QPM) calculations with multipole-multipole interactions. 176Hf; calculated microscopic structure of the lowest 2-qp vibrational states.

doi: 10.1103/PhysRevC.102.054322
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2020KO03      Phys.Rev. C 101, 014303 (2020)

P.Koseoglou, V.Werner, N.Pietralla, S.Ilieva, T.Niksic, D.Vretenar, P.Alexa, M.Thurauf, C.Bernards, A.Blanc, A.M.Bruce, R.B.Cakirli, N.Cooper, L.M.Fraile, G.de France, M.Jentschel, J.Jolie, U.Koster, W.Korten, T.Kroll, S.Lalkovski, H.Mach, N.Marginean, P.Mutti, Z.Patel, V.Paziy, Zs.Podolyak, P.H.Regan, J.-M.Regis, O.J.Roberts, N.Saed-Samii, G.S.Simpson, T.Soldner, C.A.Ur, W.Urban, D.Wilmsen, E.Wilson

Low-Z boundary of the N=88-0 shape phase transition: 148Ce near the critical point

NUCLEAR REACTIONS 235U(n, Fγ), E=cold neutrons from PF1B, ILL-Grenoble facility; measured Eγ, γγ-coin, half-lives of the first 2+ and 4+ levels in 148Ce by fast-timing technique using the EXILL-FATIMA array of eight EXOGAM clovers and 16 LaBr3(Ce) scintillators. 148Ce; deduced levels, B(E2) for the first 2+ 4+ states. Comparison with predictions of vibrator, rigid rotor, X(5) and X(5)-β8 models, and with previous experimental results. Systematics of E(first 4+)/E(first 2+) and energies of the yrast states for N=90 isotones 146Ba, 148Ce, 150Nd, 152Sm, 154Gd, 156Dy.

NUCLEAR STRUCTURE 144,146,148Ce, 146,148,150Nd, 148,150,152,154Sm; calculated quantum shape phase transition (QSPT) lines in the IBM symmetry triangle using IBM-1 model. 148Ce; calculated self-consistent triaxial quadrupole constrained energy surfaces and probability distributions in in the β-γ plane using Axial Skyrme-Hartree-Fock-Bogoliubov model.

doi: 10.1103/PhysRevC.101.014303
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2020LE05      Acta Phys.Pol. B51, 807 (2020)

S.Leoni, B.Fornal, N.Marginean, C.Michelagnoli, J.Wilson, M.Sferrazza, Y.Tsunoda, T.Otsuka

Shape-coexistence Studies in the Ni Isotopic Chain by Using the Selectivity of Different Reaction Mechanisms

doi: 10.5506/APhysPolB.51.807
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2020MA37      Phys.Rev.Lett. 125, 102502 (2020)

N.Marginean, D.Little, Y.Tsunoda, S.Leoni, R.V.F.Janssens, B.Fornal, T.Otsuka, C.Michelagnoli, L.Stan, F.C.L.Crespi, C.Costache, R.Lica, M.Sferrazza, A.Turturica, A.D.Ayangeakaa, K.Auranen, M.Barani, P.C.Bender, S.Bottoni, M.Boromiza, A.Bracco, S.Calinescu, C.M.Campbell, M.P.Carpenter, P.Chowdhury, M.Ciemala, N.Cieplicka-Orynczak, D.Cline, C.Clisu, H.L.Crawford, I.E.Dinescu, J.Dudouet, D.Filipescu, N.Florea, A.M.Forney, S.Fracassetti, A.Gade, I.Gheorghe, A.B.Hayes, I.Harca, J.Henderson, A.Ionescu, L.W.Iskra, M.Jentschel, F.Kandzia, Y.H.Kim, F.G.Kondev, G.Korschinek, U.Koster, Krishichayan, M.Krzysiek, T.Lauritsen, J.Li, R.Marginean, E.A.Maugeri, C.Mihai, R.E.Mihai, A.Mitu, P.Mutti, A.Negret, C.R.Nita, A.Olacel, A.Oprea, S.Pascu, C.Petrone, C.Porzio, D.Rhodes, D.Seweryniak, D.Schumann, C.Sotty, S.M.Stolze, R.Suvaila, S.Toma, S.Ujeniuc, W.B.Walters, C.Y.Wu, J.Wu, S.Zhu, S.Ziliani

Shape Coexistence at Zero Spin in 64Ni Driven by the Monopole Tensor Interaction

NUCLEAR REACTIONS 62Ni(18O, 16O), E=39 MeV; 65Cu(11B, 12C), E=26 MeV; 63Ni(n, γ), E thermal; measured reaction products, Eγ, Iγ; analyzed available data from multiple experiments. 64Ni; deduced γ-ray energies, J, π, B(E2). Comparison with theoretical calculations.

doi: 10.1103/PhysRevLett.125.102502
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2020PA26      Phys.Rev. C 102, 014329 (2020)

V.Paziy, L.M.Fraile, H.Mach, B.Olaizola, G.S.Simpson, A.Aprahamian, C.Bernards, J.A.Briz, B.Bucher, C.J.Chiara, Z.Dlouhy, I.Gheorghe, D.Ghita, P.Hoff, J.Jolie, U.Koster, W.Kurcewicz, R.Lica, N.Marginean, R.Marginean, J.-M.Regis, M.Rudigier, T.Sava, M.Stanoiu, L.Stroe, W.B.Walters

Fast-timing study of 81Ga from the β decay of 81Zn

RADIOACTIVITY 81Zn(β-), (β-n)[from U(p, F), E=1.4 GeV at CERN PS-Booster (PSB) facility, followed by separation of ionized nuclei using the ISOLDE-RILIS]; measured Eγ, Iγ, b-, βγ- and γγ-coin, half-life of 81Zn decay, level half-lives by βγγ(t) fast-timing technique, β-delayed neutron branching ratio or Pn using HPGe and LaBr3 detectors for γ detection and a plastic scintillator for β detection at CERN-ISOLDE. 80,81Ga(β-); measured half-lives of 80Ga and 81Ga decays. 80,81Ga; deduced levels, J, π, Iβ, logft, B(M1), and B(E2). Comparison with large-scale shell model calculations using the NuShellX@MSU and ANTOINE codes with JUN45 and jj44b interactions. Systematics of low-lying levels in 71,73,75,77,79,81Ga, 79Cu, 83As, 85Br, 87Rb. 81Zn; discussed spin, parity and configuration of the ground state.

doi: 10.1103/PhysRevC.102.014329
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2020PO12      Phys.Rev. C 102, 064310 (2020)

C.Porzio, C.Michelagnoli, N.Cieplicka-Orynczak, M.Sferrazza, S.Leoni, B.Fornal, Y.Tsunoda, T.Otsuka, S.Bottoni, C.Costache, F.C.L.Crespi, L.W.Iskra, M.Jentschel, F.Kandzia, Y.-H.Kim, U.Koster, N.Marginean, C.Mihai, P.Mutti, A.Turturica

Detailed low-spin spectroscopy of 65Ni via neutron capture reaction

NUCLEAR REACTIONS 64Ni(n, γ), E=thermal; measured Eγ, Iγ, γγ-coin, γγ(θ) using FIPPS array of eight HPGe clovers at ILL, Grenoble. 65Ni; deduced levels, J, π, multipolarities, mixing ratios; calculated potential-energy surfaces of 65Ni in (Q0, Q2) plane for different excited states. Comparison with Monte Carlo shell-model (MCSM) calculations, predicting spherical shapes for most states, with the exception of first 9/2+ and second 1/2- states of oblate deformation.

doi: 10.1103/PhysRevC.102.064310
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2019BE37      Phys.Lett. B 793, 271 (2019)

T.A.Berry, Zs.Podolyak, R.J.Carroll, R.Lica, H.Grawe, N.K.Timofeyuk, T.Alexander, A.N.Andreyev, S.Ansari, M.J.G.Borge, J.Creswell, C.Fahlander, L.M.Fraile, H.O.U.Fynbo, W.Gelletly, R.-B.Gerst, M.Gorska, A.Gredley, P.Greenlees, L.J.Harkness-Brennan, M.Huyse, S.M.Judge, D.S.Judson, J.Konki, J.Kurcewicz, I.Kuti, S.Lalkovski, I.Lazarus, M.Lund, M.Madurga, N.Marginean, R.Marginean, I.Marroquin, C.Mihai, R.E.Mihai, E.Nacher, S.Nae, A.Negret, C.Nita, R.D.Page, S.Pascu, Z.Patel, A.Perea, V.Pucknell, P.Rahkila, E.Rapisarda, P.H.Regan, F.Rotaru, C.M.Shand, E.C.Simpson, Ch.Sotty, S.Stegemann, T.Stora, O.Tengblad, A.Turturica, P.Van Duppen, V.Vedia, R.Wadsworth, P.M.Walker, N.Warr, F.Wearing, H.De Witte

Investigation of the Λ n=0 selection rule in Gamow-Teller transitions: The β-decay of 207Hg

RADIOACTIVITY 207Hg(β-) [from Pb(p, X)207Hg, E=1.4 GeV]; measured decay products, Eβ, Iβ, Eγ, Iγ, γ-γ-coin.; deduced γ-ray energies and intensities, B(Eλ), branching ratios, partial level scheme, J, π, log ft limit, spectroscopic factors.

doi: 10.1016/j.physletb.2019.04.039
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2019KH12      Europhys.Lett. 128, 62001 (2019)

A.Khaliel, T.J.Mertzimekis, F.C.L.Crespi, G.Zagoraios, D.Papaioannou, N.Florea, A.Turturica, L.Stan, N.Marginean

Experimental study of the 2n-transfer reaction 138Ba(18O, 16O)140Ba in the projectile energy range 61-67 MeV

NUCLEAR REACTIONS 138Ba(18O, 16O)140Ba, E=61-67 MeV; measured reaction products, Eγ, Iγ; deduced relative σ, γ-ray energies, J, π. Comparison with available data.

doi: 10.1209/0295-5075/128/62001
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2019LE24      Acta Phys.Pol. B50, 605 (2019)

S.Leoni, B.Fornal, N.Marginean, M.Sferrazza, Y.Tsunoda, T.Otsuka

Shape Coexistence and Shape Isomerism in the Ni Isotopic Chain

NUCLEAR REACTIONS 64Ni(18O, 16O), E=39 MeV;62,60Ni(18O, 16O), E=39 MeV; 63,65Cu(11B, 12C), E=26 MeV; measured Eγ, Iγ; 66Ni, 64Ni, 62Ni; deduced levels, J, π, transition strengths, T1/2. Comparison to Monte Carlo Shell Model calculations. ROSPHERE and Nu-BALL detectors.

doi: 10.5506/aphyspolb.50.605
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2019PE06      Phys.Rev. C 99, 024303 (2019)

C.M.Petrache, J.-M.Regis, C.Andreoiu, M.Spieker, C.Michelagnoli, P.E.Garrett, A.Astier, E.Dupont, F.Garcia, S.Guo, G.Hafner, J.Jolie, F.Kandzia, V.Karayonchev, Y.-H.Kim, L.Knafla, U.Koster, B.F.Lv, N.Marginean, C.Mihai, P.Mutti, K.Ortner, C.Porzio, S.Prill, N.Saed-Samii, W.Urban, J.R.Vanhoy, K.Whitmore, J.Wisniewski, S.W.Yates

Collectivity of the 2p-2h proton intruder band of 116Sn

NUCLEAR REACTIONS 115Sn(n, γ), E=thermal; measured Eγ, Iγ, γγ-coin, half-lives of levels using γγ-coin fast timing technique at ILL-Grenoble. 116Sn; deduced levels, J, π, B(E2) values of states in the normal and intruder configurations. Comparison with previous measurements, and with theoretical predictions using IBM-2. Systematics of levels, J, π and half-lives in 110,112,114,116,118,120,122Sn.

doi: 10.1103/PhysRevC.99.024303
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2019SP03      Phys.Rev. C 100, 014311 (2019)

P.Spagnoletti, G.Simpson, S.Kisyov, D.Bucurescu, J.-M.Regis, N.Saed-Samii, A.Blanc, M.Jentschel, U.Koster, P.Mutti, T.Soldner, G.de France, C.A.Ur, W.Urban, A.M.Bruce, C.Bernards, F.Drouet, L.M.Fraile, L.P.Gaffney, D.G.Ghita, S.Ilieva, J.Jolie, W.Korten, T.Kroll, S.Lalkovski, C.Larijarni, R.Lica, H.Mach, N.Marginean, V.Paziy, Zs.Podolyak, P.H.Regan, M.Scheck, J.F.Smith, G.Thiamova, C.Townsley, A.Vancraeyenest, V.Vedia, N.Warr, V.Werner, M.Zielinska

Lifetimes and shape-coexisting states of 99Zr

NUCLEAR REACTIONS 235U(n, F), E=cold neutrons from high-flux reactor of the Institut Laue-Langevin; measured Eγ, Iγ, level half-lives by γγ(t) using EXILL-FATIMA Ge and LaBr3(Ce) detector array for fast-timing technique. 99Zr; deduced levels, J, π, B(E2), B(M1), Q(transition), β2, configuration, kinematic moment of inertia for ν3/2[451] band. Systematics of kinematic moments of inertia of ν3/2[411] bands in 99,101,103Zr, 97Sr. Comparison with theoretical calculations using IBFM-1 model, and with previous experimental results.

doi: 10.1103/PhysRevC.100.014311
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2019TO10      Eur.Phys.J. A 55, 158 (2019)

D.A.Torres, R.Chapman, V.Kumar, B.Hadinia, A.Hodsdon, M.Labiche, X.Liang, D.O'Donnell, J.Ollier, R.Orlandi, J.F.Smith, K.-M.Spohr, P.Wady, Z.M.Wang, L.Corradi, E.Fioretto, A.Gadea, G.de Angelis, N.Marginean, D.R.Napoli, E.Sahin, A.M.Stefanini, J.J.Valiente-Dobon, F.D.Vedova, M.Axiotis, T.Martinez, S.Szilner, D.Bazzacco, S.Beghini, E.Farnea, R.Marginean, D.Mengoni, G.Montagnoli, F.Recchia, F.Scarlassara, C.A.Ur, S.M.Lenzi, S.Lunardi, T.Kroll, F.Haas, T.Faul, M.Hjorth-Jensen, B.G.Carlsson, S.J.Freeman, A.G.Smith, G.Jones, N.Thompson, G.Pollarolo, G.S.Simpson

Study of medium-spin states of neutron-rich 87, 89, 91Rb isotopes

NUCLEAR REACTIONS 124Sn(96Zr, f), (96Zr, x)87,89,91Rb, E=530 MeV; measured Eγ, Iγ of fission fragments γ-ray decay; 176Yb(36S, x), (36S, f)87,89,91Rb, E=230 MeV; measured thick target Eγ, Iγ of fission fragments γ-ray decay. 87,89,91Rb; deduced γ-ray energy spectrum, new scheme of levels, Jπ, (up to 6423 keV (27/2)+ state), γ-ray transitions; calculated multipolarities, energy differences between (5/2)- and (3/2)- states for odd-A Rb isotopes using spherical shell-model and cranked Nilsson-Strutinsky-Bogoliubov approach.

doi: 10.1140/epja/i2019-12839-6
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2019WI02      Phys.Rev. C 99, 024316 (2019)

J.Wiederhold, V.Werner, R.Kern, N.Pietralla, D.Bucurescu, R.Carroll, N.Cooper, T.Daniel, D.Filipescu, N.Florea, R-B.Gerst, D.Ghita, L.Gurgi, J.Jolie, R.S.Ilieva, R.Lica, N.Marginean, R.Marginean, C.Mihai, I.O.Mitu, F.Naqvi, C.Nita, M.Rudigier, S.Stegemann, S.Pascu, P.H.Regan

Evolution of E2 strength in the rare-earth isotopes 174, 176, 178, 180Hf

NUCLEAR REACTIONS 180Hf(16O, 16O), E=55 MeV; measured Eγ, Iγ, γγ-coin, half-lives of first 2+, 4+ and 6+ states by fast-timing γγ-coin using the ROSPHERE detector array for γ detection at the Bucharest FN Tandem accelerator. 180Hf; deduced levels, B(E2) values and B(E2) ratios. Comparison with literature values.

RADIOACTIVITY 174,176,178Ta(EC), (β+)[from 171Yb(6Li, 3n), 172,173Yb(7Li, 3n), E=30 MeV]; measured Eγ, Iγ, γγ-coin, half-lives of first 2+, 4+, 6+ states, and first 2- and 3- states in 176Hf by fast-timing γγ-coin using the ROSPHERE detector array for γ detection at the Bucharest FN Tandem accelerator. 174,176,178Hf; deduced levels, B(E2) for 174,176,178Hf, and B(E1), B(M2), B(E3) for 176Hf. Systematics of g factors and B(E2) of first excited 2+ states, β4 deformation parameters in 156,158,160,162,164,166,168,170Er, 158,160,162,164,166,168,170,172,174,176Yb, 162,164,166,168,170,172,174,176,178,180Hf, 168,170,172,174,180,182,184,186W, 178,180,182,184Os. Comparison with values obtained in the rigid rotor limit and in the vibrator limit.

doi: 10.1103/PhysRevC.99.024316
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2018BE10      Phys.Rev. C 97, 064310 (2018)

F.L.Bello Garrote, A.Gorgen, C.Mihai, T.Abraham, L.Crespo Campo, J.-P.Delaroche, D.Filipescu, N.M.Florea, I.Gheorghe, D.G.Ghita, M.Girod, T.Glodariu, K.Hadynska-Klek, M.Klintefjord, J.Libert, R.Lica, T.Marchlewski, N.Marginean, R.Marginean, I.Mitu, A.Negret, C.R.Nita, F.Nowacki, A.Olacel, S.Pascu, T.Renstrom, E.Sahin, S.Siem, J.Srebrny, A.Stolarz, L.Stroe, S.Toma, T.G.Tornyi, A.Tucholski

Lifetime measurements in 138Nd

NUCLEAR REACTIONS 123Sb(19F, 4n), E=68 MeV; measured Eγ, Iγ, γγ-coin, half-lives of excited levels by recoil-distance Doppler shift technique using the ROSPHERE array at IFIN-HH, Bucharest. 138Nd; deduced levels, J, π, B(E1), B(E2), configurations; calculated Potential energy surface (PES) for the ground-state. Comparison with large-scale shell model, and constrained Hartree-Fock-Bogoliubov calculations with the Gogny D1S interaction. Discussed onset of collectivity in Nd isotopes below the N=82 shell closure from B(E2) systematics in 132,134,136,138,140Nd, 136Ce, 140,142Sm.

doi: 10.1103/PhysRevC.97.064310
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2018DA20      Bulg.J.Phys. 45, 13 (2018)

T.Daniel, S.Lalkovski, S.Kisyov, N.Marginean, C.Mihai, T.Alharbi, L.Atanasova, A.M.Bruce, D.Bucurescu, C.Costashe, N.M.Florea, E.R.Gamba, D.G.Ghita, T.Glodariu, L.A.Gurgi, J.Kownacki, R.Marginean, C.R.Nita, R.Mihai, A.Mitu, I.O.Mitu, A.Negret, S.Pascu, O.J.Roberts, O.Yordanov, J.Srebrny, E.Stefanova, L.Stroe, R.Suvaila, S.Toma, A.Turturica, Zs.Podolyak

Gamma Ray Spectroscopy of 105Ru from a (d, pγ) Reaction

NUCLEAR REACTIONS 104Ru(d, pγ)105Ru, E=6.7 MeV; measured reaction products, Eγ, Iγ; deduced energy levels, J, π, prominent triaxiality. Comparison with the Rigid Triaxial Rotor Model.


2018IO02      Phys.Rev. C 98, 054305 (2018)

M.Ionescu-Bujor, S.Aydin, N.Marginean, C.Costache, D.Bucurescu, N.Florea, T.Glodariu, A.Ionescu, A.Iordachescu, R.Marginean, C.Mihai, R.E.Mihai, A.Mitu, A.Negret, C.R.Nita, A.Olacel, S.Pascu, B.Saygi, L.Stroe, R.Suvaila, S.Toma, A.Turturica

Lifetime measurements in the chiral-candidate doublet bands of 130La

NUCLEAR REACTIONS 121Sb(12C, 3n), E=54 MeV; measured Eγ, γ(θ), γγ-coin, level half-lives by Doppler-shift attenuation method and the in-beam fast γγ(t) timing technique using the ROSPHERE array for γ detection at the FN Tandem accelerator of IFIN-HH, Bucharest. 130La; deduced levels, J, π, chiral band doublet, B(E1), B(M1), B(E2), energy separation and staggering of yrast and sideband, configuration. Comparison with theoretical predictions from two-quasiparticles-plus triaxial rotor model (TQRM).

doi: 10.1103/PhysRevC.98.054305
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2018KI12      Phys.Rev.Lett. 121, 142701 (2018)

O.S.Kirsebom, O.Tengblad, R.Lica, M.Munch, K.Riisager, H.O.U.Fynbo, M.J.G.Borge, M.Madurga, I.Marroquin, A.N.Andreyev, T.A.Berry, E.R.Christensen, P.Diaz Fernandez, D.T.Doherty, P.Van Duppen, L.M.Fraile, M.C.Gallardo, P.T.Greenlees, L.J.Harkness-Brennan, N.Hubbard, M.Huyse, J.H.Jensen, H.Johansson, B.Jonson, D.S.Judson, J.Konki, I.Lazarus, M.V.Lund, N.Marginean, R.Marginean, A.Perea, C.Mihai, A.Negret, RD.Page, V.Pucknell, P.Rahkila, O.Sorlin, C.Sotty, J.A.Swartz, H.B.Sorensen, H.Tornqvist, V.Vedia, N.Warr, H.De Witte

First Accurate Normalization of the β-delayed α Decay of 16N and Implications for the 12C(α, γ)16O Astrophysical Reaction Rate

RADIOACTIVITY 16N(β-α) [from Ca, O(p, X)16N, E=1.4 GeV]; measured decay products, Eβ, Iβ, Eα, Iα, Eγ, Iγ; deduced he first accurate normalization of the β-delayed α spectrum of 16N and resolved a significant discrepancy between two previous high-precision measurements of the spectral shape, branching ratio, constrain on E1 capture σ.

doi: 10.1103/PhysRevLett.121.142701
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2017AN15      Phys.Rev. C 96, 054323 (2017)

S.Ansari, J.-M.Regis, J.Jolie, N.Saed-Samii, N.Warr, W.Korten, M.Zielinska, M.-D.Salsac, A.Blanc, M.Jentschel, U.Koster, P.Mutti, T.Soldner, G.S.Simpson, F.Drouet, A.Vancraeyenest, G.de France, E.Clement, O.Stezowski, C.A.Ur, W.Urban, P.H.Regan, Zs.Podolyak, C.Larijani, C.Townsley, R.Carroll, E.Wilson, H.Mach, L.M.Fraile, V.Paziy, B.Olaizola, V.Vedia, A.M.Bruce, O.J.Roberts, J.F.Smith, M.Scheck, T.Kroll, A.-L.Hartig, A.Ignatov, S.Ilieva, S.Lalkovski, N.Marginean, T.Otsuka, N.Shimizu, T.Togashi, Y.Tsunoda

Experimental study of the lifetime and phase transition in neutron-rich 98, 100, 102Zr

NUCLEAR REACTIONS 235U(n, F), 241Pu(n, F), E=cold neutrons beam from PF1B, Institut Laue-Langevin (ILL), Grenoble; measured Eγ, γγ-coin, half-lives of the first 2+, 4+ and 6+ levels by fast-timing technique using the EXILL-FATIMA array consisting of eight EXOGAM clovers and 16 LaBr3(Ce) scintillators; fast-timing coincidence events analyzed using method of mirror symmetric centroid difference (MSCD) and generalized centroid difference method (GCDM). 98,100,102Zr; deduced levels, B(E2). Comparison with Interacting Boson model and Monte-Carlo shell-model calculations, and with previous experimental results. Systematics of B(E2) values for the first 2+, 4+ and 6+ states in 96,98,100,102,104,106Zr.

doi: 10.1103/PhysRevC.96.054323
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2017CO13      Eur.Phys.J. A 53, 166 (2017)

P.Colovic, S.Szilner, L.Corradi, T.Mijatovic, G.Pollarolo, A.Goasduff, D.Montanari, R.Chapman, E.Fioretto, A.Gadea, F.Haas, D.Jelavic Malenica, N.Marginean, D.Mengoni, M.Milin, G.Montagnoli, F.Scarlassara, J.F.Smith, N.Soic, A.M.Stefanini, C.A.Ur, J.J.Valiente-Dobon

Stretched configuration of states as inferred from Formula γ-ray angular distributions in 40Ar + 208Pb neutron transfer reactions

NUCLEAR REACTIONS 208Pb(40Ar, 40Ar'), (40Ar, 41Ar), (40Ar, 42Ar), E=6.4 MeV/nucleon; measured Eγ, Iγ(θ) using PRISMA magnetic spectrometer coupled to CLARA γ-array. 40,41,42Ar; deduced (unnormalized) γ-ray σ(θ), γ-transitions, level spin adjustments for (some) discrete levels.

doi: 10.1140/epja/i2017-12358-6
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2017DA06      Phys.Rev. C 95, 024328 (2017)

T.Daniel, S.Kisyov, P.H.Regan, N.Marginean, Zs.Podolyak, R.Marginean, K.Nomura, M.Rudigier, R.Mihai, V.Werner, R.J.Carroll, L.A.Gurgi, A.Oprea, T.Berry, A.Serban, C.R.Nita, C.Sotty, R.Suvaila, A.Turturica, C.Costache, L.Stan, A.Olacel, M.Boromiza, S.Toma

γ-ray spectroscopy of low-lying excited states and shape competition in 194Os

NUCLEAR REACTIONS 192Os(18O, 16O), E=80 MeV; measured Eγ, Iγ, γγ-coin, γγ(θ)(DCO), half-life of the first 2+ and 4+ states by γγ(t) using RoSPHERE array at IFIN-HH, Bucharest facility. 194Os; deduced levels, J, π, bands, multipolarities, B(E2), effective β2. 192Os; measured half-life of the first 2+ state by γγ(t). Comparison with Hartree-Fock-Bogoliubov interacting-boson-model (IBM) calculations. Systematics of energies of ground-state band members in 176,178,180,182,184,186,188,190,192,194,196,198Os. Systematics of B(E2) and β2 for first 2+ states in 174,176,178,180,182,184,186,188W, 178,180,182,184,186,188,190,192,194Os, 180,184,186,188,190,192,194,196,198Pt.

doi: 10.1103/PhysRevC.95.024328
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2017GL02      Phys.Rev. C 96, 024324 (2017)

K.A.Gladnishki, P.Petkov, O.Moller, A.Dewald, J.Jolie, D.Tonev, M.Trichkova, S.Heinze, P.von Brentano, D.Bazzacco, C.A.Ur, E.Farnea, M.Axiotis, S.Lunardi, G.de Angelis, D.R.Napoli, N.Marginean, T.Martinez, M.A.Caprio, G.Rainovski

Lifetimes and electromagnetic transition strengths in 157Dy

NUCLEAR REACTIONS 124Sn(36S, 3n), E=155 MeV; measured Eγ, Iγ, γγ-coin, level half-lives by Doppler-shift attenuation method (DSAM), recoil-distance Doppler-shift (RDDS) with further extension to differential decay-curve method (DDCM). 157Dy; deduced levels, B(E2). Comparison with particle plus triaxial rotor model (PTRM) calculations of Nilsson model wave functions for the ground-state band members.

doi: 10.1103/PhysRevC.96.024324
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2017GO14      Phys.Lett. B 772, 359 (2017)

A.Gottardo, D.Verney, I.Deloncle, S.Peru, C.Delafosse, S.Roccia, I.Matea, C.Sotty, C.Andreoiu, C.Costache, M.-C.Delattre, A.Etile, S.Franchoo, C.Gaulard, J.Guillot, F.Ibrahim, M.Lebois, M.MacCormick, N.Marginean, R.Marginean, M.Martini, C.Mihai, I.Mitu, L.Olivier, C.Portail, L.Qi, B.Roussiere, L.Stan, D.Testov, J.Wilson, D.T.Yordanov

Unexpected high-energy γ emission from decaying exotic nuclei

RADIOACTIVITY 80,83Ga(β-); measured decay products, Eγ, Iγ; deduced γ-ray emissions, B(E1), GT β-decay and E1 strength distributions. Comparison with microscopic Gogny-QRPA calculations.

doi: 10.1016/j.physletb.2017.06.050
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2017GU23      Radiat.Phys.Chem. 137, 7 (2017)

L.A.Gurgi, P.H.Regan, T.Daniel, Zs.Podolyak, A.M.Bruce, P.J.R.Mason, N.Marginean, R.Marginean, V.Werner, T.Alharbi, N.Alkhomashi, A.D.Bajoga, R.Britton, I.Cata-Danil, R.J.Carroll, D.Deleanu, D.Bucurescu, N.Florea, I.Gheorghe, D.G.Ghita, T.Glodariu, R.Lice, C.Mihai, K.F.Mulholland, A.Negret, A.Olacel, O.J.Roberts, T.Sava, P.-A.Soderstrom, L.Stroe, R.Suvaila, S.Toma, E.Wilson, R.T.Wood

Nanosecond lifetime measurements of Iπ = 9/2- intrinsic excited states and low-lying B(E1) strengths in 183Re using combined HPGe-LaBr3 coincidence spectroscopy

NUCLEAR REACTIONS 180Hf(7Li, 4n)183Re, E=30 MeV; measured reaction products, Eγ, Iγ; deduced γ-ray energies, J, π, T1/2, B(E1). Comparison with available data.

doi: 10.1016/j.radphyschem.2016.05.009
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2017IS03      Europhys.Lett. 117, 12001 (2017)

L.W.Iskra, B.Fornal, S.Leoni, G.Bocchi, A.Petrovici, C.Porzio, A.Blanc, G.De France, M.Jentschel, U.Koster, P.Mutti, J.-M.Regis, G.Simpson, T.Soldner, C.A.Ur, W.Urban, D.Bazzacco, G.Benzoni, S.Bottoni, A.Bruce, N.Cieplicka-Orynczak, F.C.L.Crespi, L.M.Fraile, W.Korten, T.Kroll, S.Lalkovski, N.Marginean, C.Michelagnoli, B.Melon, D.Mengoni, B.Million, A.Nannini, D.Napoli, Zs.Podolyak, P.H.Regan, B.Szpak

New isomer in 96Y marking the onset of deformation at N = 57

NUCLEAR REACTIONS 235U, 241Pu(n, X)96Y, E thermal; measured reaction products, Eγ, Iγ; deduced γ-ray energies, intensities, J, π, isomer T1/2, negative parity states B(E2). Comparison with theoretical calculations.

doi: 10.1209/0295-5075/117/12001
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2017LE06      Phys.Rev.Lett. 118, 162502 (2017)

S.Leoni, B.Fornal, N.Marginean, M.Sferrazza, Y.Tsunoda, T.Otsuka, G.Bocchi, F.C.L.Crespi, A.Bracco, S.Aydin, M.Boromiza, D.Bucurescu, N.Cieplicka-Orynczak, C.Costache, S.Calinescu, N.Florea, D.G.Ghita, T.Glodariu, A.Ionescu, L.W.Iskra, M.Krzysiek, R.Marginean, C.Mihai, R.E.Mihai, A.Mitu, A.Negret, C.R.Nita, A.Olacel, A.Oprea, S.Pascu, P.Petkov, C.Petrone, G.Porzio, A.Serban, C.Sotty, L.Stan, I.Stiru, L.Stroe, R.Suvaila, S.Toma, A.Turturica, S.Ujeniuc, C.A.Ur

Multifaceted Quadruplet of Low-Lying Spin-Zero States in 66Ni: Emergence of Shape Isomerism in Light Nuclei

NUCLEAR REACTIONS 64Ni(18O, X)66Ni, E=39 MeV; measured reaction products, Eγ, Iγ, γ-γ-coin.; deduced lifetimes, B(E2), J, π. Plunger technique, comparison with the state-of-the-art Monte Carlo shell model calculations.

doi: 10.1103/PhysRevLett.118.162502
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2017LI06      J.Phys.(London) G44, 054002 (2017)

R.Lica, G.Benzoni, A.I.Morales, M.J.G.Borge, L.M.Fraile, H.Mach, M.Madurga, C.Sotty, V.Vedia, H.De Witte, J.Benito, T.Berry, N.Blasi, A.Bracco, F.Camera, S.Ceruti, V.Charviakova, N.Cieplicka-Orynczak, C.Costache, F.C.L.Crespi, J.Creswell, G.Fernandez-Martinez, H.Fynbo, P.Greenlees, I.Homm, M.Huyse, J.Jolie, V.Karayonchev, U.Koster, J.Konki, T.Kroll, J.Kurcewicz, T.Kurtukian-Nieto, I.Lazarus, S.Leoni, M.Lund, N.Marginean, R.Marginean, C.Mihai, R.Mihai, A.Negret, A.Orduz, Z.Patyk, S.Pascu, V.Pucknell, P.Rahkila, J.M.Regis, F.Rotaru, N.Saed-Samii, V.Sanchez-Tembleque, M.Stanoiu, O.Tengblad, M.Thuerauf, A.Turturica, P.Van Duppen, N.Warr

β decay studies of n-rich Cs isotopes with the ISOLDE Decay Station

RADIOACTIVITY 148,149,150Cs(β-), (β-n)[from U(p, X), E=1.4 GeV at ISOLDE-CERN]; measured reaction products, Eγ, Iγ, βγ-, γγ-coin, half-lives of ground states of 148,149,150Cs, %Pn for the decay of 149Cs, half-lives of levels in 149Ba and 148Ce by βγγ(t). 149Ba; deduced levels, β feedings, multipolarities, half-lives. 148Ce; deduced half-life of the first 2+ state. Comparison with previous experimental half-lives, and with theoretical calculations.

doi: 10.1088/1361-6471/aa6015
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2017RE05      Phys.Rev. C 95, 054319 (2017); Erratum Phys.Rev. C 95, 069902 (2017)

J.-M.Regis, J.Jolie, N.Saed-Samii, N.Warr, M.Pfeiffer, A.Blanc, M.Jentschel, U.Koster, P.Mutti, T.Soldner, G.S.Simpson, F.Drouet, A.Vancraeyenest, G.de France, E.Clement, O.Stezowski, C.A.Ur, W.Urban, P.H.Regan, Zs.Podolyak, C.Larijani, C.Townsley, R.Carroll, E.Wilson, L.M.Fraile, H.Mach, V.Paziy, B.Olaizola, V.Vedia, A.M.Bruce, O.J.Roberts, J.F.Smith, M.Scheck, T.Kroll, A.-L.Hartig, A.Ignatov, S.Ilieva, S.Lalkovski, W.Korten, N.Marginean, T.Otsuka, N.Shimizu, T.Togashi, Y.Tsunoda

Abrupt shape transition at neutron number N=60: B(E2) values in 94, 96, 98Sr from fast γ - γ timing

NUCLEAR REACTIONS 235U(n, Fγ), E=cold neutron beam; measured Eγ, Iγ, level half-lives by fast-timing γγ(t) method using EXILL and FATIMA spectrometer at ILL-Grenoble reactor facility. 94,96,98Sr; deduced levels, B(E2)values. Comparison with previous experimental values, and with Monte Carlo Shell-model calculations.

doi: 10.1103/PhysRevC.95.054319
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2017SP02      Phys.Rev. C 95, 021302 (2017)

P.Spagnoletti, G.S.Simpson, R.Carroll, J.-M.Regis, A.Blanc, M.Jentschel, U.Koster, P.Mutti, T.Soldner, G.de France, C.A.Ur, W.Urban, A.M.Bruce, F.Drouet, L.M.Fraile, L.P.Gaffney, D.G.Ghita, S.Ilieva, J.Jolie, W.Korten, T.Kroll, C.Larijani, S.Lalkovski, R.Lica, H.Mach, N.Marginean, V.Paziy, Zs.Podolyak, P.H.Regan, M.Scheck, N.Saed-Samii, G.Thiamova, C.Townsley, A.Vancraeyenest, V.Vedia, A.Gargano, P.Van Isacker

Half-life of the 15/2+ state of 135I A test of E2 seniority relations

NUCLEAR REACTIONS 235U(n, F)135I, E=cold neutrons at PF1B facility and high-flux reactor of the ILL-Grenoble; measured prompt Eγ, Iγ, half-life of (15/2+) state in 135I by γγ(t) using EXILL-FATIMA γ-detector array of Clover Ge and LaBr3 detectors. 135I; deduced levels, B(E2), configuration, E2 seniority relations between B(E2) values in neighboring nuclei.

NUCLEAR STRUCTURE 134Te, 135I; calculated levels, J, π, B(E2) by large-scale shell-model calculations; deduced large two-body component of the E2 operator, whereas small energy shifts due to the three-body component of the effective interaction.

doi: 10.1103/PhysRevC.95.021302
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2017VE05      Phys.Rev. C 96, 034311 (2017)

V.Vedia, V.Paziy, L.M.Fraile, H.Mach, W.B.Walters, A.Aprahamian, C.Bernards, J.A.Briz, B.Bucher, C.J.Chiara, Z.Dlouhy, I.Gheorghe, D.Ghita, P.Hoff, J.Jolie, U.Koster, W.Kurcewicz, R.Lica, N.Marginean, R.Marginean, B.Olaizola, J.-M.Regis, M.Rudigier, T.Sava, G.S.Simpson, M.Stanoiu, L.Stroe

Search for the 73Ga ground-state doublet splitting in the β decay of 73Zn

RADIOACTIVITY 73Zn(β-)[from U(p, F), E=1.4 GeV]; measured Eγ, Iγ, βγ- and γγ-coin, half-life of 73Zn from γ-decay curves, level half-lives by fast-timing βγγ(t) technique using Resonance Ionization Laser Ion Source (RILIS) and magnetic high-resolution mass separator (HRS) at ISOLDE-CERN. 73Ga; deduced levels, ground state doublet, J, π, β feedings, logft, B(M1), B(E2). 73Zn(IT); measured Eγ, half-life of the isomer; deduced no evidence for a 42-keV transition from the isomer. Comparison with previous measurements, and with shell-model calculations. Systematics of level structure in 71,73,75Ga.

doi: 10.1103/PhysRevC.96.034311
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2016BO19      Phys.Lett. B 760, 273 (2016)

G.Bocchi, S.Leoni, B.Fornal, G.Colo, P.F.Bortignon, S.Bottoni, A.Bracco, C.Michelagnoli, D.Bazzacco, A.Blanc, G.de France, M.Jentschel, U.Koster, P.Mutti, J.-M.Regis, G.Simpson, T.Soldner, C.A.Ur, W.Urban, L.M.Fraile, R.Lozeva, B.Belvito, G.Benzoni, A.Bruce, R.Carroll, N.Cieplicka-Orynczak, F.C.L.Crespi, F.Didierjean, J.Jolie, W.Korten, T.Kroll, S.Lalkovski, H.Mach, N.Marginean, B.Melon, D.Mengoni, B.Million, A.Nannini, D.Napoli, B.Olaizola, V.Paziy, Zs.Podolyak, P.H.Regan, N.Saed-Samii, B.Szpak, V.Vedia

The mutable nature of particle-core excitations with spin in the one-valence-proton nucleus 133Sb

NUCLEAR REACTIONS 235U, 241Pu(n, F)133Sb, E low; measured fission products, Eγ, Iγ; deduced energy levels, J, π, level T1/2, B(Eλ). Comparison with theoretical calculations.

doi: 10.1016/j.physletb.2016.06.065
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2016BU23      Nucl.Instrum.Methods Phys.Res. A837, 1 (2016)

D.Bucurescu, I.Cata-Danil, G.Ciocan, C.Costache, D.Deleanu, R.Dima, D.Filipescu, N.Florea, D.G.Ghita, T.Glodariu, M.Ivascu, R.Lica, N.Marginean, R.Marginean, C.Mihai, A.Negret, C.R.Nita, A.Olacel, S.Pascu, T.Sava, L.Stroe, A.Serban, R.Suvaila, S.Toma, N.V.Zamfir, G.Cata-Danil, I.Gheorghe, I.O.Mitu, G.Suliman, C.A.Ur, T.Braunroth, A.Dewald, C.Fransen, A.M.Bruce, Zs.Podolyak, P.H.Regan, O.J.Roberts

The ROSPHERE γ-ray spectroscopy array

NUCLEAR REACTIONS 110Pd(13C, 4n), E=50 MeV; 82Se(13C, X)92Zr, E=42 Mev; 140Ce(13C, 3n), E=62 MeV; measured reaction products, Eγ, Iγ; deduced energy levels, J, π, T1/2. Comparison with available data.

doi: 10.1016/j.nima.2016.08.052
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2016CH14      Phys.Rev. C 93, 044318 (2016)

R.Chapman, Z.M.Wang, M.Bouhelal, F.Haas, X.Liang, F.Azaiez, B.R.Behera, M.Burns, E.Caurier, L.Corradi, D.Curien, A.N.Deacon, Zs.Dombradi, E.Farnea, E.Fioretto, A.Gadea, A.Hodsdon, F.Ibrahim, A.Jungclaus, K.Keyes, V.Kumar, S.Lunardi, N.Marginean, G.Montagnoli, D.R.Napoli, F.Nowacki, J.Ollier, D.O'Donnell, A.Papenberg, G.Pollarolo, M.-D.Salsac, F.Scarlassara, G.Simpson, J.F.Smith, K.M.Spohr, M.Stanoiu, A.M.Stefanini, S.Szilner, M.Trotta, D.Verney

Particle-core coupling in 37S

NUCLEAR REACTIONS 208Pb(36S, 37S), E=215 MeV; measured yields of 34,35,36,37,38S by using PRISMA magnetic spectrometer, Eγ, Iγ, (particle)γ-coin using CLARA array for γ-ray detection at INFN-Legnaro facility. 37S; deduced levels, J, π, configurations, wave-function amplitudes. Comparison with previous experimental results, and with large-scale state-of-the-art shell-model calculations with the SDPF-U effective interaction using NATHAN code.

doi: 10.1103/PhysRevC.93.044318
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2016CH33      Phys.Rev. C 94, 024325 (2016)

R.Chapman, Z.M.Wang, M.Bouhelal, F.Haas, X.Liang, F.Azaiez, B.R.Behera, M.Burns, E.Caurier, L.Corradi, D.Curien, A.N.Deacon, Zs.Dombradi, E.Farnea, E.Fioretto, A.Gadea, A.Hodsdon, F.Ibrahim, A.Jungclaus, K.Keyes, V.Kumar, S.Lunardi, N.Marginean, G.Montagnoli, D.R.Napoli, F.Nowacki, J.Ollier, D.O'Donnell, A.Papenberg, G.Pollarolo, M.-D.Salsac, F.Scarlassara, J.F.Smith, K.M.Spohr, M.Stanoiu, A.M.Stefanini, S.Szilner, M.Trotta, D.Verney

First in-beam γ-ray study of the level structure of neutron-rich 39S

NUCLEAR REACTIONS 208Pb(36S, 39S), E=215 MeV; measured Eγ, Iγ, particle spectra, (39S ions)γ coin, mass spectrum of sulfur isotopes in coincidence with γ rays using the magnetic spectrometer PRISMA for particles and CLARA array for γ rays at INFN-Legnaro accelerator facility. 39S; deduced levels, J, π, configurations. Comparison with shell model calculations using SDPF-U effective interaction, and with level structure in N=23 isotones 37Si and 41Ar. Systematics of first 7/2- and 11/2- states in 31,33,35,37,39,41S, 35,37,39,41,43,45Ar.

doi: 10.1103/PhysRevC.94.024325
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2016GO13      Phys.Rev.Lett. 116, 182501 (2016)

A.Gottardo, D.Verney, C.Delafosse, F.Ibrahim, B.Roussiere, C.Sotty, S.Roccia, C.Andreoiu, C.Costache, M.-C.Delattre, I.Deloncle, a.Etile, S.Franchoo, c.Gaulard, J.Guillot, M.Lebois, M.MacCormick, N.Marginean, R.Marginean, I.Matea, C.Mihai, I.Mitu, L.Olivier, C.Portail, L.Qi, L.Stan, D.Testov, J.Wilson, D.T.Yordanov

First Evidence of Shape Coexistence in the 78Ni Region: Intruder 0+2 State in 80Ge

RADIOACTIVITY 80Ga(β-) [from U(E, X), E=50 MeV]; measured decay products, Eβ, Iβ, Eγ, Iγ; deduced intruder state energy, T1/2. Comparison with theoretical calculations.

doi: 10.1103/PhysRevLett.116.182501
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2016IL01      Phys.Rev. C 94, 034302 (2016)

S.Ilieva, Th.Kroll, J.-M.Regis, N.Saed-Samii, A.Blanc, A.M.Bruce, L.M.Fraile, G.de France, A.-L.Hartig, C.Henrich, A.Ignatov, M.Jentschel, J.Jolie, W.Korten, U.Koster, S.Lalkovski, R.Lozeva, H.Mach, N.Marginean, P.Mutti, V.Paziy, P.H.Regan, G.S.Simpson, T.Soldner, M.Thurauf, C.A.Ur, W.Urban, N.Warr

Measurement of picosecond lifetimes in neutron-rich Xe isotopes

NUCLEAR REACTIONS 235U, 241Pu(n, F), E=cold neutron; measured Eγ, Iγ, γγ-coin, level half-lives for the first 2+, 4+ and 6+ states by γγ(t) and recoil-distance Doppler shift method using plunger device. EXILL and FATIMA detector arrays used at ILL-Grenoble facility. 138,140,142Xe; deduced levels, J, π, B(E2). Comparison with previous experimental results, and shell-model calculations. Systematics of B(E2) values for the first 2+ states in 132,134,136,138,140,142,144Xe.

doi: 10.1103/PhysRevC.94.034302
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2016KI20      Bulg.J.Phys. 43, 195 (2016)

S.Kisyov, S.Lalkovski, D.Ivanova, N.Marginean, D.Bucurescu, Gh.Cata-Danil, I.Cata-Danil, D.Deleanu, N.Florea, D.Ghita, T.Glodariu, R.Lica, R.Marginean, C.Mihai, A.Negret, C.Nita, A.Olacel, S.Pascu, P.Petkov, T.Sava, E.A.Stefanova, R.Suvaila, S.Toma, O.Yordanov, N.V.Zamfir

Triaxial Isomer in 103Ru

NUCLEAR REACTIONS 100Mo(α, n), E=15-18 MeV; measured Eγ, Iγ, γγ-coin, isomer half-life by γγ(t) using ROSPHERE array of 11 LaBr3(Ce) and 14 HPGe detectors at Tandem accelerator facility of IFIN-HH, Bucharest. 103Ru; deduced levels, J, π, B(E1). Comparison with triaxial rotor plus particle model calculations.

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2016KO04      Phys.Rev. C 93, 014320 (2016)

T.Konstantinopoulos, S.F.Ashley, M.Axiotis, A.Spyrou, S.Harissopulos, A.Dewald, J.Litzinger, O.Moller, C.Muller-Gatterman, P.Petkov, D.R.Napoli, N.Marginean, G.de Angelis, C.A.Ur, D.Bazzacco, E.Farnea, S.M.Lenzi, R.Vlastou, D.Balabanski

Lifetime measurements in 102Pd: Searching for empirical proof of the E(5) critical-point symmetry in nuclear structure

NUCLEAR REACTIONS 92Zr(13C, 3n), E=48 MeV; measured Eγ, Iγ, γγ-coin, level half-lives by recoil distance Doppler-shift (RDDS) technique and analysis by differential decay curve method (DDCM). GASP array at XTU Tandem Van de Graaff accelerator at Legnaro. 102Pd; deduced levels, J, π, B(E2), configurations; calculated contours of the energy functional in (β, γ) plane. Comparison of B(E2) values with IBA model and predictions of E(5) critical-point symmetry.

doi: 10.1103/PhysRevC.93.014320
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2016MI11      Eur.Phys.J. A 52, 113 (2016)

T.Mijatovic, S.Szilner, L.Corradi, D.Montanari, G.Pollarolo, E.Fioretto, A.Gadea, A.Goasduff, D.Jelavic Malenica, N.Marginean, G.Montagnoli, F.Scarlassara, N.Soic, A.M.Stefanini, C.A.Ur, J.J.Valiente-Dobon

Study of the cross section determination with the PRISMA spectrometer: The 40Ar + 208Pb case

NUCLEAR REACTIONS 208Pb(40Ar, x), E≈6.4 MeV/nucleon; measured outgoing ions using PRISMA spectrometer; deduced yields, σ(θ), σ(E), TKEL; calculated σ(θ) using GRAZING semi-classical model.

doi: 10.1140/epja/i2016-16113-3
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2016MI29      Phys.Rev. C 94, 064616 (2016)

T.Mijatovic, S.Szilner, L.Corradi, D.Montanari, G.Pollarolo, E.Fioretto, A.Gadea, A.Goasduff, D.Jelavic Malenica, N.Marginean, M.Milin, G.Montagnoli, F.Scarlassara, N.Soic, A.M.Stefanini, C.A.Ur, J.J.Valiente-Dobon

Multinucleon transfer reactions in the 40Ar + 208Pb system

NUCLEAR REACTIONS 208Pb(40Ar, X), E=6.4 MeV/nucleon; measured Ar-like fragments, mass spectra for the transfer products using PRISMA magnetic spectrometer at LNL-Legnaro; deduced TKEL spectra and σ(θ) for 0n, +1n, +2n, +3n, -1n, +1p, +2p, -1p, -2p, -2p+2n, -2p+1n, -2p-1n, -1p+1n, -1p+2n, -1p+3n, -1p-1n, +1p+2n, +2p+2n, +1p+1n, +1p+3n, +1p-1n, +2p+1n and +2p+3n channels, total reaction σ for 0p, +1p, +2p, +3p, +4p, -1p, -2p, -3p and -4p channels and compared with experimental reaction σ for the same channels in 208Pb(40Ca, X), E=6.2 MeV/nucleon and 208Pb(58Ni, X), E=6.0 MeV/nucleon, angle and energy integrated total cross sections. Comparison with theoretical calculations using GRAZING model for transfer reactions.

doi: 10.1103/PhysRevC.94.064616
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2016MO34      Phys.Rev. C 94, 054323 (2016)

K.Moschner, A.Blazhev, J.Jolie, N.Warr, P.Boutachkov, P.Bednarczyk, K.Sieja, A.Algora, F.Ameil, M.A.Bentley, S.Brambilla, N.Braun, F.Camera, J.Cederkall, A.Corsi, M.Danchev, D.DiJulio, C.Fahlander, J.Gerl, A.Giaz, P.Golubev, M.Gorska, J.Grebosz, T.Habermann, M.Hackstein, R.Hoischen, I.Kojouharov, N.Kurz, N.Marginean, E.Merchan, T.Moller, F.Naqvi, B.S.Nara Singh, C.Nociforo, N.Pietralla, S.Pietri, Zs.Podolyak, A.Prochazka, M.Reese, P.Reiter, M.Rudigier, D.Rudolph, T.Sava, H.Schaffner, L.Scruton, J.Taprogge, T.Thomas, H.Weick, A.Wendt, O.Wieland, H.-J.Wollersheim

Relativistic Coulomb excitation of 88Kr

NUCLEAR REACTIONS 197Au(88Kr, 88Kr'), E=128 MeV/nucleon, [secondary 88Kr beam from 9Be(238U, F), E=650 MeV/nucleon, followed by separation of fragments using FRS separator at GSI]; measured scattered particles, Eγ, (particle)γ-coin using PreSPEC Ge-detector array of EUROBALL Cluster for γ detection and Lund-York-Cologne Calorimeter (LYCCA) for ion detection. 88Kr; deduced levels, B(E2) and B(M1) for second and third 2+ states, mixed-symmetric nature of the third 2+ state. Comparison with IBM-2 model calculations. Systematics of energies, B(E2) and B(M1) for the first and third 2+ states for 88Kr, 90Sr, 92Zr, 94Mo, 96Ru, 98Pd.

doi: 10.1103/PhysRevC.94.054323
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2016RO02      Phys.Rev. C 93, 014309 (2016)

O.J.Roberts, C.R.Nita, A.M.Bruce, N.Marginean, D.Bucurescu, D.Deleanu, D.Filipescu, N.M.Florea, I.Gheorghe, D.Ghita, T.Glodariu, R.Lica, R.Marginean, C.Mihai, A.Negret, T.Sava, L.Stroe, R.Suvaila, S.Toma, T.Alharbi, T.Alexander, S.Aydin, B.A.Brown, F.Browne, R.J.Carroll, K.Mulholland, Zs.Podolyak, P.H.Regan, J.F.Smith, M.Smolen, C.M.Townsley

E3 and M2 transition strengths in 20983Bi

NUCLEAR REACTIONS 208Pb(7Li, 2nα), E=32 MeV; measured Eγ, Iγ, γγ-coin, level half-lives by γγ(t) fast timing technique, γ(θ) using RoSPHERE array at NIPNE, Bucharest accelerator facility. 209Bi; deduced levels, J, π, multipolarity, E3/M2 mixing ratio, B(M2), B(E3). Comparison of transition rates with theoretical calculations using shell model and theory of finite Fermi systems (FFS).

doi: 10.1103/PhysRevC.93.014309
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2016WI08      Phys.Rev. C 94, 044302 (2016)

J.Wiederhold, R.Kern, C.Lizarazo, N.Pietralla, V.Werner, R.V.Jolos, D.Bucurescu, N.Florea, D.Ghita, T.Glodariu, R.Lica, N.Marginean, R.Marginean, C.Mihai, R.Mihai, I.O.Mitu, A.Negret, C.Nita, A.Olacel, S.Pascu, L.Stroe, S.Toma, A.Turturica

Fast-timing lifetime measurement of 152Gd

NUCLEAR REACTIONS 149Sm(α, n), E=17.5 MeV; measured Eγ, γγ-coin, level half-lives by γγ(t) fast timing technique (FEST) at NIPNE-Bucharest Tandem accelerator facility. 152Gd; deduced levels, B(E2), E0 transition strength for excited 0+ state to the ground state, indication of a quantum phase transition (QPT). Comparison with previous experimental results. Systematics of B(E2) products and E0 strength for 146,148,150,152,154,156,158Gd, 148,150,152,154Sm.

RADIOACTIVITY 152Eu(β-), (EC); measured Eγ, level half-lives by γγ(t) fast-timing technique. 152Gd, 152Sm; deduced levels, B(E2).

doi: 10.1103/PhysRevC.94.044302
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2015AL06      Phys.Rev. C 91, 027302 (2015)

T.Alharbi, P.H.Regan, N.Marginean, Zs.Podolyak, O.J.Roberts, A.M.Bruce, N.Alkhomashi, R.Britton, D.Bucurescu, D.Deleanu, D.Filipescu, D.Ghita, T.Glodariu, C.Mihai, K.Mulholland, R.Lica, R.Marginean, M.Nakhostin, A.Negret, C.R.Nita, L.Stroe, T.Sava, C.Townsley, N.V.Zamfir

Lifetime of the yrast Iπ = 5 - state and E1 hindrance in the transitional nucleus 13658Ce

NUCLEAR REACTIONS 124Sn(16O, 4n), E=68 MeV; measured Eγ, Iγ, γγ-coin, level half-lives by γγ(t) using ROSPHERE array at Tandem accelerator of NIPNE-Bucharest. 136Ce; deduced high-spin levels, J, π, B(E1). Systematics of B(E1) for 5- to 4+ states in 132,134,136Ba and 136,138Ce.

doi: 10.1103/PhysRevC.91.027302
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2015CH56      Phys.Rev. C 92, 044308 (2015)

R.Chapman, A.Hodsdon, M.Bouhelal, F.Haas, X.Liang, F.Azaiez, Z.M.Wang, B.R.Behera, M.Burns, E.Caurier, L.Corradi, D.Curien, A.N.Deacon, Zs.Dombradi, E.Farnea, E.Fioretto, A.Gadea, F.Ibrahim, A.Jungclaus, K.Keyes, V.Kumar, S.Lunardi, N.Marginean, G.Montagnoli, D.R.Napoli, F.Nowacki, J.Ollier, D.O'Donnell, A.Papenberg, G.Pollarolo, M.-D.Salsac, F.Scarlassara, J.F.Smith, K.M.Spohr, M.Stanoiu, A.M.Stefanini, S.Szilner, M.Trotta, D.Verney

Spectroscopy of neutron-rich 34, 35, 36, 37, 38P populated in binary grazing reactions

NUCLEAR REACTIONS 208Pb(36S, X)32P/33P/34P/35P/36P/37P/38P, E=215 MeV; measured mass spectrum, Eγ, Iγ, (reaction products)γ-, γγ-coin using PRISMA-CLARA apparatus at INFN-LNL-Legnaro accelerator facility. 34,35,36,37,38P; deduced levels, J, π, configurations. Comparison with previous experimental studies, and with shell-model calculations.

doi: 10.1103/PhysRevC.92.044308
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2015JO01      Nucl.Phys. A934, 1 (2015)

J.Jolie, J.-M.Regis, D.Wilmsen, N.Saed-Samii, M.Pfeiffer, N.Warr, A.Blanc, M.Jentschel, U.Koster, P.Mutti, T.Soldner, G.S.Simpson, G.De France, W.Urban, F.Drouet, A.Vancraeyenest, A.M.Bruce, O.J.Roberts, L.M.Fraile, V.Paziy, A.Ignatov, S.Kisyov, S.Lalkovski, Zs.Podolyak, P.H.Regan, E.Wilson, W.Korten, C.A.Ur, R.Lica, N.Marginean

Test of the SO(6) selection rule in 196Pt using cold-neutron capture

NUCLEAR REACTIONS 195Pt(n, γ), E=cold; measured Eγ, Iγ(t), γγ-coin using EXOGAM Ge detectors and fast LaBr3(Ce) scintillators. 196Pt deduced levels, J, π, 0+3 state B(E2), T1/2 limit, decay selection rules.

doi: 10.1016/j.nuclphysa.2014.11.008
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2015KI14      Bulg.J.Phys. 42, 583 (2015)

S.Kisyov, S.Lalkovski, D.Ivanova, N.Marginean, D.Bucurescu, Gh.Cata-Danil, I.Cata-Danil, D.Deleanu, D.G.Gihta, T.Glodariu, R.Lica, R.Marginean, C.Mihai, A.Negret, C.R.Nita, S.Pascu, P.Petkov, T.Sava, E.Stefanova, R.Suvaila, S.Toma, O.Yordanov, N.V.Zamfir

Structure of Low-Lying PositiveParity States in 99, 101, 103Ru from In-Beam Fast-Timing Measurements

NUCLEAR REACTIONS 96,98,100Mo(α, n), E=15-18 MeV; measured Eγ, Iγ, γγ-coin, half-lives of isomers by γγ(t) using ROSPHERE array of 11 LaBr3(Ce) and 14 HPGe detectors at Tandem accelerator facility of IFIN-HH, Bucharest. 99,101,103Ru; deduced levels, J, π, B(M1), B(E2). Comparison with triaxial rotor. plus particle model calculations.

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2015PA14      Phys.Rev. C 91, 034321 (2015)

S.Pascu, D.Bucurescu, Gh.Cata-Danil, V.Derya, M.Elvers, D.Filipescu, D.G.Ghita, T.Glodariu, A.Hennig, C.Mihai, N.Marginean, R.Marginean, A.Negret, L.Netterdon, S.G.Pickstone, T.Sava, M.Spieker, L.Stroe, N.V.Zamfir, A.Zilges

Detailed spectroscopy of quadrupole and octupole states in 168Yb

NUCLEAR REACTIONS 166Er(α, 2n), E=25.5 MeV; measured Eγ, Iγ, γγ-coin, level half-lives by γγ(t) using HORUS array at tandem accelerator facility in Cologne. 168Yb; deduced levels, J, K, π, bands, β, γ and octupole vibrational bands, B(E1), B(E2), branching ratios compared with Alaga rules. Systematics of branching ratios for 2- states of Kπ=2- octupole-vibrational band in A=154-186 Gd, Dy, Er, Yb, Hf W nuclei. Comparison of level structure of 168Yb with IBM-spdf calculations.

NUCLEAR STRUCTURE 168Yb; calculated levels, J, K, π, bands, B(E1) using IBM-spdf. Comparison with experimental data.

doi: 10.1103/PhysRevC.91.034321
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2015VA12      Nucl.Phys. A941, 273 (2015)

M.Varga Pajtler, S.Szilner, L.Corradi, G.de Angelis, E.Fioretto, A.Gadea, F.Haas, S.Lunardi, D.Jelavic Malenica, N.Marginean, D.Mengoni, T.Mijatovic, G.Montagnoli, D.Montanari, G.Pollarolo, F.Recchia, M.-D.Salsac, F.Scarlassara, N.Soic, A.M.Stefanini, C.A.Ur, J.J.Valiente-Dobon

Selective properties of neutron transfer reactions in the 90Zr + 208Pb system for the population of excited states in zirconium isotopes

NUCLEAR REACTIONS 208Pb(90Zr, x), E=560 MeV; measured projectile-like products using PRISMA magnetic spectrometer, transverse field multiparametric ionization chambers, Doppler corrected Eγ, Iγ, (fragment)γ-coin; deduced mass distribution. 89,90,91,92,93,94,95,96,97Zr deduced γ transitions, levels, J, π, rotational bands, energies of first 2+ and 3- states for even-even isotopes, half-integer spin states in odd isotopes.

doi: 10.1016/j.nuclphysa.2015.07.007
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2014AL16      Nucl.Data Sheets 120, 59 (2014)

T.Alharbi, P.H.Regan, N.Marginean, Zs.Podolyak, A.Bajoga, R.Britton, D.Bucurescu, D.Deleanu, D.Filipescu, D.Ghita, T.Glodariu, C.Mihai, K.Mulholland, R.Marginean, A.Negret, C.R.Nita, Z.Patel, O.J.Roberts, L.Stroe, T.Sava, C.Townsley, N.V.Zamfir

Sub-nanosecond Half-life Measurement of the Yrast Iπ = 5- State in the N=78 Nucleus 13658Ce using Fast-timing Coincident Gamma-ray Spectroscopy

NUCLEAR REACTIONS 124Sn(16O, 4n), E=67 MeV; measured reaction products, Eγ, Iγ.; deduced energy levels, J, π, T1/2, E1 decay strength, K-hindrance. Comparison with available data.

doi: 10.1016/j.nds.2014.07.006
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2014BO12      Phys.Rev. C 89, 054302 (2014)

G.Bocchi, S.Leoni, S.Bottoni, G.Benzoni, A.Bracco, P.F.Bortignon, G.Colo, B.Belvito, C.R.Nita, N.Marginean, D.Filipescu, D.Ghita, T.Glodariu, R.Lica, R.Marginean, C.Mihai, A.Negret, T.Sava, L.Stroe, S.Toma, D.Bucurescu, I.Georghe, R.Suvaila, D.Deleanu, C.A.Ur, S.Aydin

Probing particle-phonon-coupled states in the neutron-rich nucleus 65Cu by lifetime measurements with fast-timing techniques

NUCLEAR REACTIONS 64Ni(7Li, 2nα), (7Li, 3n), E=32 MeV; measured Eγ, Iγ, γγ-coin, level half-lives by fast-timing technique. 65Cu, 68Ga; deduced levels, B(E3), configuration. Comparison with particle-vibration (weak) coupling model calculations.

doi: 10.1103/PhysRevC.89.054302
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2014GH07      Nucl.Data Sheets 119, 245 (2014)

I.Gheorghe, D.Filipescu, T.Glodariu, D.Bucurescu, I.Cata-Danil, G.Cata-Danil, D.Deleanu, D.Ghita, M.Ivascu, R.Lica, N.Marginean, R.Marginean, C.Mihai, A.Negret, T.Sava, L.Stroe, S.Toma, O.Sima, M.Sin

Absolute Cross Sections for Proton Induced Reactions on 147, 149Sm Below the Coulomb Barrier

NUCLEAR REACTIONS 147,149Sm(p, n), (p, γ), E=3.6-8.6 MeV; measured activation Eγ, Iγ, γγ-coin using high-efficiency HPGe in close geometry; deduced γ ray strength functions; calculated σ using EMPIRE code with different strength functions. Cross sections compared also with TENDL and MENDL evaluations and (p, n) σ also with Katch data.

doi: 10.1016/j.nds.2014.08.067
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2014IO01      Phys.Rev. C 90, 014323 (2014), Erratum Phys.Rev. C 90, 029903 (2014)

M.Ionescu-Bujor, A.Iordachescu, N.Marginean, R.Lica, D.Bucurescu, F.Brandolini, D.Deleanu, D.Filipescu, I.Gheorghe, D.Ghita, T.Glodariu, R.Marginean, N.H.Medina, C.Mihai, A.Negret, L.Stroe, C.A.Ur

Structure of 130La at low and medium spins

NUCLEAR REACTIONS 121Sb(12C, 3n), E=50 MeV; 116Sn(16O, np), E=70 MeV; measured Eγ, Iγ, γγ-coin, γγ(θ)(ADO), isomer half-lives by γ(t), g factors by γ(t, θ, H) time-differential perturbed angular distribution (TDPAD) at Tandem accelerator facility of IFIN-HH at Bucharest. 130La; deduced low and medium spin levels, J, π, conversion coefficient, multipolarity, configuration, electric quadrupole coupling constant. Comparison with two-quasiparticles plus rotor model calculations.

NUCLEAR MOMENTS 130La; measured γ(t, θ, H) time-differential perturbed angular distribution (TDPAD); deduced isomeric state g factor, quadrupole coupling constant in polycrystalline metallic Sn lattice.

NUCLEAR STRUCTURE 130La; calculated levels, J, π using two-quasiparticles plus rotor model. Comparison with experimental data.

doi: 10.1103/PhysRevC.90.014323
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2014LI32      Phys.Rev. C 90, 014320 (2014)

R.Lica, N.Marginean, D.G.Ghita, H.Mach, L.M.Fraile, G.S.Simpson, A.Aprahamian, C.Bernards, J.A.Briz, B.Bucher, C.J.Chiara, Z.Dlouhy, I.Gheorghe, P.Hoff, J.Jolie, U.Koster, W.Kurcewicz, R.Marginean, B.Olaizola, V.Paziy, J.M.Regis, M.Rudigier, T.Sava, M.Stanoiu, L.Stroe, W.B.Walters

Low-lying isomeric states in 80Ga from the β- decay of 80Zn

RADIOACTIVITY 80Zn(β-)[from U(p, X), E=1.4 GeV]; measured Eγ, Iγ, γγ-, βγ-coin, half-life of 708-keV level in 80Zn by βγγ(t) at ISOLDE-CERN facility. 80Ga; deduced levels, ordering of the ground state and long-lived isomer, J, π, conversion coefficient, multipolarities, β feedings, logft, reduced transition probabilities. Comparison with shell model calculations using jj44bpn and JUN45 interactions.

doi: 10.1103/PhysRevC.90.014320
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2014NI11      Phys.Rev. C 89, 064314 (2014)

C.R.Nita, D.Bucurescu, N.Marginean, M.Avrigeanu, G.Bocchi, S.Bottoni, A.Bracco, A.M.Bruce, G.Cata-Danil, G.Colo, D.Deleanu, D.Filipescu, D.G.Ghita, T.Glodariu, S.Leoni, C.Mihai, P.J.R.Mason, R.Marginean, A.Negret, D.Pantelica, Z.Podolyak, P.H.Regan, T.Sava, L.Stroe, S.Toma, C.A.Ur, E.Wilson

Fast-timing lifetime measurements of excited states in 67Cu

NUCLEAR REACTIONS 64Ni(α, p), E=18 MeV; measured Eγ, Iγ, γγ-coin, level half-lives by γγ(t) using a fast-timing technique at IFIN-HH tandem accelerator facility. 67Cu; deduced levels, J, π, B(E1), B(M1), B(E2), B(M2), B(E3), Comparison with particle-vibration weak-coupling scheme, and shell-model calculations. Comparison of calculated and experimental spectroscopic factors in proton pickup reaction 68Zn(d, 3He)67Cu and proton stripping reaction 62Ni(α, p)65Cu.

doi: 10.1103/PhysRevC.89.064314
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2014RE15      Phys.Rev. C 90, 067301 (2014)

J.-M.Regis, J.Jolie, N.Saed-Samii, N.Warr, M.Pfeiffer, A.Blanc, M.Jentschel, U.Koster, P.Mutti, T.Soldner, G.S.Simpson, F.Drouet, A.Vancraeyenest, G.de France, E.Clement, O.Stezowski, C.A.Ur, W.Urban, P.H.Regan, Zs.Podolyak, C.Larijani, C.Townsley, R.Carroll, E.Wilson, L.M.Fraile, H.Mach, V.Paziy, B.Olaizola, V.Vedia, A.M.Bruce, O.J.Roberts, J.F.Smith, T.Kroll, A.-L.Hartig, A.Ignatov, S.Ilieva, M.Thurauf, S.Lalkovski, D.Ivanova, S.Kisyov, W.Korten, M.-D.Salsac, M.Zielinska, N.Marginean, D.G.Ghita, R.Lica, C.M.Petrache, A.Astier, R.Leguillon

B(E2;2+1 → 0+1) value in 90Kr

NUCLEAR REACTIONS 235U(n, F), E=cold; measured prompt-fission Eγ, γγγ-coin, half-life of first 2+ state in 90Kr by fast timing technique using segmented array of Ge and Ce-doped LaBr3 detectors (EXILL and FATIMA) at ILL, Grenoble facility. 90Kr; deduced level, B(E2) of first 2+ state. Systematics of B(E2) values of first 2+ states in 86,88,90,92,94,96Kr. Comparison with IBM-2 calculations.

doi: 10.1103/PhysRevC.90.067301
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2014RE16      Nucl.Instrum.Methods Phys.Res. A763, 210 (2014)

J.-M.Regis, G.S.Simpson, A.Blanc, G.de France, M.Jentschel, U.Koster, P.Mutti, V.Paziy, N.Saed-Samii, T.Soldner, C.A.Ur, W.Urban, A.M.Bruce, F.Drouet, L.M.Fraile, S.Ilieva, J.Jolie, W.Korten, T.Kroll, S.Lalkovski, H.Mach, N.Marginean, G.Pascovici, Zs.Podolyak, P.H.Regan, O.J.Roberts, J.F.Smith, C.Townsley, A.Vancraeyenest, N.Warr

Germanium-gated γ-γ fast timing of excited states in fission fragments using the EXILL and FATIMA spectrometer

NUCLEAR REACTIONS 235U(n, F), E cold; 35Cl, 48Ti(n, γ), E thermal; measured reaction products, Eγ, Iγ. 100Zr; deduced energy levels, J, π, T1/2. Comparison with available data.

doi: 10.1016/j.nima.2014.06.004
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2013AL03      Phys.Rev. C 87, 014323 (2013)

T.Alharbi, P.H.Regan, P.J.R.Mason, N.Marginean, Zs.Podolyak, A.M.Bruce, E.C.Simpson, A.Algora, N.Alazemi, R.Britton, M.R.Bunce, D.Bucurescu, N.Cooper, D.Deleanu, D.Filipescu, W.Gelletly, D.Ghita, T.Glodariu, G.Ilie, S.Kisyov, J.Lintott, S.Lalkovski, S.Liddick, C.Mihai, K.Mulholland, R.Marginean, A.Negret, M.Nakhostin, C.R.Nita, O.J.Roberts, S.Rice, J.F.Smith, L.Stroe, T.Sava, C.Townsley, E.Wilson, V.Werner, M.Zhekova, N.V.Zamfir

Electromagnetic transition rates in the N=80 nucleus 58138Ce

NUCLEAR REACTIONS 130Te(12C, 4n), E=56 MeV; measured Eγ, Iγ, γγ-coin level half-lives by γγ(t) at NIPNE accelerator facility. 138Ce; deduced high-spin levels, J, π, B(E1), B(E2), B(M1), branching ratio. Comparison with shell model calculations. B(E2) systematics for even-even Ce and Ba isotopes.

doi: 10.1103/PhysRevC.87.014323
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2013AL05      Nucl.Phys. A899, 1 (2013); Erratum Nucl.Phys. A947, 260 (2016)

M.Albers, K.Nomura, N.Warr, A.Blazhev, J.Jolie, D.Mucher, B.Bastin, C.Bauer, C.Bernards, L.Bettermann, V.Bildstein, J.Butterworth, M.Cappellazzo, J.Cederkall, D.Cline, I.Darby, S.Das Gupta, J.M.Daugas, T.Davinson, H.De Witte, J.Diriken, D.Filipescu, E.Fiori, C.Fransen, L.P.Gaffney, G.Georgiev, R.Gernhauser, M.Hackstein, S.Heinze, H.Hess, M.Huyse, D.Jenkins, J.Konki, M.Kowalczyk, T.Kroll, R.Krucken, J.Litzinger, R.Lutter, N.Marginean, C.Mihai, K.Moschner, P.Napiorkowski, B.S.Nara Singh, K.Nowak, J.Pakarinen, M.Pfeiffer, D.Radeck, P.Reiter, S.Rigby, L.M.Robledo, R.Rodriguez-Guzman, M.Rudigier, M.Scheck, M.Seidlitz, B.Siebeck, G.S.Simpson, P.Thole, T.Thomas, J.Van de Walle, P.Van Duppen, M.Vermeulen, D.Voulot, R.Wadsworth, F.Wenander, K.Wimmer, K.O.Zell, M.Zielinska

Shape dynamics in neutron-rich Kr isotopes: Coulomb excitation of 92Kr, 94Kr and 96Kr

NUCLEAR REACTIONS 194,196Pt(92Kr, 92Kr'), (94Kr, 94Kr'), (96Kr, 96Kr'), E=2.85 MeV/nucleon; measured projectile and target E, I(θ, t) using DSSD, Eγ, Iγ(θ) from Coulomb excitation using HPGe array and considering Doppler correction, (particle)γ-coin; calculated electromagnetic matrix elements, γ-ray yields using CC code GOSIA2, energy vs deformation using IBM-2 with self-consistent constrained HFB with Gogny functional; deduced Coulomb excitation σ, electromagnetic matrix elements using fit to data, B(E2), quadrupole moments, IBM-2 Hamiltonian parameters. 96Kr calculated levels, J, π; deduced shape coexistence.

doi: 10.1016/j.nuclphysa.2013.01.013
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2013DE02      Phys.Rev. C 87, 014329 (2013)

D.Deleanu, D.L.Balabanski, Ts.Venkova, D.Bucurescu, N.Marginean, E.Ganioglu, Gh.Cata-Danil, L.Atanasova, I.Cata-Danil, P.Detistov, D.Filipescu, D.Ghita, T.Glodariu, M.Ivascu, R.Marginean, C.Mihai, A.Negret, S.Pascu, T.Sava, L.Stroe, G.Suliman, N.V.Zamfir

Excited states in 129I

NUCLEAR REACTIONS 124Sn(7Li, 2n), E=23 MeV; measured Eγ, Iγ, γγ-coin, γγ(θ)(DCO) at the Bucharest Tandem accelerator facility. 129I; deduced high-spin levels, J, π, multipolarities, bands, configurations. Comparison with interacting Boson-Fermion model (IBFM) and total Routhian surface (TRS) calculations. Level systematics of 123,125,127,129,131,133I.

doi: 10.1103/PhysRevC.87.014329
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2013LI03      Phys.Rev. C 87, 014310 (2013)

S.C.Li, Y.H.Zhang, X.H.Zhou, S.Guo, M.L.Liu, B.S.Gao, G.de Angelis, N.Marginean, A.Gadea, D.R.Napoli, M.Axiotis, C.Rusu, T.Martinez

Properties of the rotational bands in deformed odd-odd 184Au

NUCLEAR REACTIONS 159Tb(29Si, 4n), E=140 MeV; measured Eγ, Iγ, γγ-coin, γγ(θ)(DCO) using GASP array at Legnaro facility. 184Au; deduced high-spin levels, J, π, branching ratio, multipolarity, rotational bands, B(M1)/B(E2), alignments, kinematical moments of inertia plots, signature splitting, configurations; predicted bandhead energies. Systematics of bands and signature splittings in odd-odd A=184-194 Au, A=162-166 Tm, A=166-170 Lu, A=17-174 Ta, A=172-176 Re, A=176-178 Ir isotopes.

doi: 10.1103/PhysRevC.87.014310
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2013MA66      Phys.Rev. C 88, 044301 (2013)

P.J.R.Mason, Zs.Podolyak, N.Marginean, P.H.Regan, P.D.Stevenson, V.Werner, T.Alexander, A.Algora, T.Alharbi, M.Bowry, R.Britton, A.M.Bruce, D.Bucurescu, M.Bunce, G.Cata-Danil, I.Cata-Danil, N.Cooper, D.Deleanu, D.Delion, D.Filipescu, W.Gelletly, D.Ghita, I.Gheorghe, T.Glodariu, G.Ilie, D.Ivanova, S.Kisyov, S.Lalkovski, R.Lica, S.N.Liddick, R.Marginean, C.Mihai, K.Mulholland, C.R.Nita, A.Negret, S.Pascu, S.Rice, O.J.Roberts, T.Sava, J.F.Smith, P.-A.Soderstrom, L.Stroe, G.Suliman, R.Suvaila, S.Toma, C.Townsley, E.Wilson, R.T.Wood, M.Zhekova, C.Zhou

Half-life of the yrast 2+ state in 188W: Evolution of deformation and collectivity in neutron-rich tungsten isotopes

NUCLEAR REACTIONS 186W(7Li, pα), E=35 MeV; measured Eγ, γγ-coin, T1/2 of first 2+ state by γγ(t) at IFIN-HH, Bucharest facility. 188W; deduced level, B(E2) for first 2+ state, enhanced γ softness in 188W. Systematics of energies of low-lying 0+, 2+ and 4+ states and B(E2) values for first 2+ states in even-even Hf, W, Os and Pt nuclei with N=102-120.

NUCLEAR STRUCTURE 184,186,188,190,192,194W; calculated Woods-Saxon potential energy surface (PES) contours in (β, γ) plane; deduced prolate to oblate shape transition.

doi: 10.1103/PhysRevC.88.044301
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2013MA74      Phys.Rev. C 88, 044301 (2013)

P.J.R.Mason, Zs.Podolyak, N.Marginean, P.H.Regan, P.D.Stevenson, V.Werner, T.Alexander, A.Algora, T.Alharbi, M.Bowry, R.Britton, A.M.Bruce, D.Bucurescu, M.Bunce, G.Cata-Danil, I.Cata-Danil, N.Cooper, D.Deleanu, D.Delion, D.Filipescu, W.Gelletly, D.Ghita, I.Gheorghe, T.Glodariu, G.Ilie, D.Ivanova, S.Kisyov, S.Lalkovski, R.Lica, S.N.Liddick, R.Marginean, C.Mihai, K.Mulholland, C.R.Nita, A.Negret, S.Pascu, S.Rice, O.J.Roberts, T.Sava, J.F.Smith, P.-A.Soderstrom, L.Stroe, G.Suliman, R.Suvaila, S.Toma, C.Townsley, E.Wilson, R.T.Wood, M.Zhekova, C.Zhou

Half-life of the yrast 2+ state in 188W: Evolution of deformation and collectivity in neutron-rich tungsten isotopes

doi: 10.1103/PhysRevC.88.044301
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2013NE14      Phys.Rev. C 88, 034604 (2013)

A.Negret, C.Borcea, D.Bucurescu, D.Deleanu, Ph.Dessagne, D.Filipescu, D.Ghita, T.Glodariu, M.Kerveno, N.Marginean, R.Marginean, C.Mihai, S.Pascu, A.J.M.Plompen, T.Sava, L.Stroe

Cross sections for inelastic scattering of neutrons on 28Si and comparison with the 25Mg(α, n)28Si reaction

NUCLEAR REACTIONS 28Si(n, n'), E=0.7-18 MeV; 25Mg(α, n), E=5.6-15 MeV; measured Eγ, Iγ, γ-production σ(E) using TOF and γ spectroscopy at GELINA neutron source at IRMM, Geel, and at IFIN-HH facility in Bucharest. Comparison of measured σ(E) with JEFF 3.1.1 evaluated library, and theoretical predictions using TALYS 1.4 code.

doi: 10.1103/PhysRevC.88.034604
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2013PE19      Phys.Rev. C 88, 034323 (2013)

P.Petkov, M.S.Yavahchova, O.Moller, A.Dewald, D.Tonev, B.Saha, A.Fitzler, K.Jessen, T.Klug, S.Heinze, J.Jolie, P.von Brentano, N.Goutev, D.Bazzacco, C.A.Ur, E.Farnea, M.Axiotis, S.Lunardi, G.de Angelis, D.R.Napoli, N.Marginean, T.Martinez, M.A.Caprio

Lifetimes and electromagnetic transition strengths in 155Dy

NUCLEAR REACTIONS 124Sn(36S, 5n), E=155 MeV; measured Eγ, Doppler shifts, half-lives of high-spin levels by RDDS and DSAM using GASP array at XTU tandem accelerator facility in Legnaro. Analysis by differential decay-curve method (DDCM). 155Dy; deduced levels, B(E2), B(M1), B(E1) and B(M2), collectivity as function of spin, band termination. Comparison with previous experimental data, and with particle-plus-triaxial-rotor model calculations.

doi: 10.1103/PhysRevC.88.034323
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2013RO07      Acta Phys.Pol. B44, 403 (2013)

O.J.Roberts, A.M.Bruce, F.Browne, N.Marginean, T.Alexander, T.Alharbi, D.Bucurescu, D.Deleanu, D.Delion, D.Filipescu, L.Fraile, I.Gheorghe, D.Ghita, T.Glodariu, D.Ivanova, S.Kisyov, R.Marginean, P.J.R.Mason, C.Mihai, K.Mulholland, A.Negret, C.Nita, B.Olaizola, S.Pascu, P.-A.Soderstrom, P.H.Regan, T.Sava, L.Stroe, S.Toma, C.Townsley

Half-life Measurements of Excited States in 132Te, 134Xe

NUCLEAR REACTIONS 130Te(7Li, X)132Te/134Xe, E=31.5 MeV; measured reaction products, Eγ, Iγ, γ-γ-coin.; deduced energy levels, J, π, B(E2). Comparison with systematics.

doi: 10.5506/APhysPolB.44.403
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2013SZ01      Acta Phys.Pol. B44, 417 (2013)

S.Szilner, L.Corradi, G.Pollarolo, E.Fioretto, A.M.Stefanini, G.de Angelis, J.J.Valiente-Dobon, E.Farnea, S.Lunardi, D.Mengoni, G.Montagnoli, D.Montanari, F.Recchia, F.Scarlassara, C.A.Ur, T.Mijatovic, D.Jelavic Malenica, N.Soic, S.Courtin, F.Haas, A.Goasduff, A.Gadea, N.M.Marginean, M.-D.Salsac

Transfer Reaction Studies with Spectrometers

NUCLEAR REACTIONS 64Ni(48Ca, X)48Ca/47Ca/49Ca/49Sc/47K, E=6 MeV/nucleon; 96Zr(40Ca, X), E=152 MeV; measured reaction products; deduced σ, σ(θ).

NUCLEAR REACTIONS 208Pb(40Ar, X)40Ar/41Ar/42Ar/43Ar, E not given; measured reaction products, Eγ, Iγ; deduced energy levels, J, π . Large solid angle spectrometer Prisma and Clara array.

doi: 10.5506/APhysPolB.44.417
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2013SZ02      Phys.Rev. C 87, 054322 (2013)

S.Szilner, L.Corradi, F.Haas, G.Pollarolo, L.Angus, S.Beghini, M.Bouhelal, R.Chapman, E.Caurier, S.Courtin, E.Farnea, E.Fioretto, A.Gadea, A.Goasduff, D.Jelavic-Malenica, V.Kumar, S.Lunardi, N.Marginean, D.Mengoni, T.Mijatovic, G.Montagnoli, F.Recchia, E.Sahin, M.-D.Salsac, F.Scarlassara, J.F.Smith, N.Soic, A.M.Stefanini, C.A.Ur, J.J.Valiente-Dobon

Structure of chlorine isotopes populated by heavy ion transfer reactions

NUCLEAR REACTIONS 208Pb(40Ar, pxn), E=255 MeV; measured mass distribution of chlorine fragments populated through pxn transfer channels, Eγ, Iγ, time-of-flight, energy loss, γγ-, (fragment)γ-coin using the Clara array and magnetic spectrometer Prisma at ALPI-Linac accelerator facility in Legnaro. 37,38,39,40,41,42,43Cl; deduced levels, J, π, configurations. Comparison with shell-model calculations, and previous experimental studies.

NUCLEAR STRUCTURE 37,38,39,40,41,42Cl; calculated levels, J, π, proton and neutron occupation probabilities, energy splittings between 1/2+ and 3/2+ states. Large-scale shell model calculations with PSDPF interaction.

doi: 10.1103/PhysRevC.87.054322
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2012AL03      Phys.Rev.Lett. 108, 062701 (2012); Erratum Phys.Rev.Lett. 109, 209904 (2012)

M.Albers, N.Warr, K.Nomura, A.Blazhev, J.Jolie, D.Mucher, B.Bastin, C.Bauer, C.Bernards, L.Bettermann, V.Bildstein, J.Butterworth, M.Cappellazzo, J.Cederkall, D.Cline, I.Darby, S.Das Gupta, J.M.Daugas, T.Davinson, H.De Witte, J.Diriken, D.Filipescu, E.Fiori, C.Fransen, L.P.Gaffney, G.Georgiev, R.Gernhauser, M.Hackstein, S.Heinze, H.Hess, M.Huyse, D.Jenkins, J.Konki, M.Kowalczyk, T.Kroll, R.Krucken, J.Litzinger, R.Lutter, N.Marginean, C.Mihai, K.Moschner, P.Napiorkowski, B.S.Nara Singh, K.Nowak, T.Otsuka, J.Pakarinen, M.Pfeiffer, D.Radeck, P.Reiter, S.Rigby, L.M.Robledo, R.Rodriguez-Guzman, M.Rudigier, P.Sarriguren, M.Scheck, M.Seidlitz, B.Siebeck, G.Simpson, P.Thole, T.Thomas, J.Van de Walle, P.Van Duppen, M.Vermeulen, D.Voulot, R.Wadsworth, F.Wenander, K.Wimmer, K.O.Zell, M.Zielinska

Evidence for a Smooth Onset of Deformation in the Neutron-Rich Kr Isotopes

NUCLEAR REACTIONS 194,196Pt(94Kr, 94Kr'), (96Kr, 96Kr'), 285 MeV/nucleon; measured reaction products, Eγ, Iγ. 94,96Kr; deduced J, π, B(E2), spectroscopic quadrupole moments. Comparison with IBM calculations based on the constrained HFB approach using the microscopic Gogny-D1M energy density functional.

doi: 10.1103/PhysRevLett.108.062701
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2012AL25      J.Phys.:Conf.Ser. 381, 012057 (2012)

T.Alharbi, P.J.R.Mason, P.H.Regan, N.Marginean, Zs.Podolyak, A.Algora, N.Alazemi, A.M.Bruce, R.Britton, M.R.Bunce, D.Bucurescu, N.Cooper, D.Deleanu, D.Filipescu, W.Gelletly, D.Ghita, T.Glodariu, G.Ilie, S.Kisyov, J.Lintott, S.Lalkovski, S.Liddick, C.Mihai, K.Mulholland, R.Maginean, A.Negret, M.Nakhostin, O.J.Roberts, S.Rice, J.F.Smith, L.Stroe, T.Sava, C.Townsley, E.Wilson, V.Werner, M.Zhekova, N.V.Zamfir

Electromagnetic Transition Rate Measurements in the N=80 Isotone, 138Ce

NUCLEAR REACTIONS 130Te(12C, 4n)138Ce, E=56 MeV; measured Eγ, Iγ(t), γγ-coin using hyperpure HPGe and LaBr3(Ce); deduced levels, J, π, γ transitions, B(E1), B(E2), B(M1), branching ratios, T1/2 using centroid-shift method and fitting exponential decay.

doi: 10.1088/1742-6596/381/1/012057
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2012BO09      Phys.Rev. C 85, 064621 (2012)

S.Bottoni, G.Benzoni, S.Leoni, D.Montanari, A.Bracco, F.Azaiez, S.Franchoo, I.Stefan, N.Blasi, F.Camera, F.C.L.Crespi, A.Corsi, B.Million, R.Nicolini, E.Vigezzi, O.Wieland, F.Zocca, L.Corradi, G.De Angelis, E.Fioretto, B.Guiot, N.Marginean, D.R.Napoli, R.Orlandi, E.Sahin, A.M.Stefanini, J.J.Valiente-Dobon, S.Aydin, D.Bazzacco, E.Farnea, S.Lenzi, S.Lunardi, P.Mason, D.Mengoni, G.Montagnoli, F.Recchia, C.Ur, F.Scarlassara, A.Gadea, A.Maj, J.Wrzesinski, K.Zuber, Zs.Dombradi, S.Szilner, A.Saltarelli, G.Pollarolo

Reaction dynamics and nuclear structure of moderately neutron-rich Ne isotopes by heavy-ion reactions

NUCLEAR REACTIONS 208Pb(22Ne, 22Ne), (22Ne, 23Ne), (22Ne, 21F), (22Ne, 20F), (22Ne, 23Na), (22Ne, 24Na), (22Ne, 25Na), (22Ne, 26Na), E=128 MeV; measured mass spectra of Ne, F and Na isotopes, total kinetic energy loss spectra (TKEL), elastic and one-nucleon transfer inelastic differential σ(θ), Eγ, Iγ, (particle)γ-coin using PRISMA-CLARA spectrometer at INFN facility; deduced deformation parameters, DWBA analysis of σ(θ) data. 21F, 22,23Ne; measured Eγ, Iγ, (particle)γ-coin; deduced levels, J, π. 208Pb(24Ne, 24Ne), E=182 MeV; analyzed σ(θ) data. Comparison with semiclassical and DWBA calculations. Evolution of the quadrupole deformation parameter along the Ne isotopic chain.

doi: 10.1103/PhysRevC.85.064621
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Data from this article have been entered in the EXFOR database. For more information, access X4 datasetD0781. Data from this article have been entered in the XUNDL database. For more information, click here.


2012BU03      Phys.Rev. C 85, 017304 (2012)

D.Bucurescu, E.Dragulescu, S.Pascu, H-F.Wirth, D.Filipescu, G.Cata-Danil, I.Cata-Danil, D.Deleanu, K.Eppinger, T.Faestermann, D.G.Ghita, T.Glodariu, R.Hertenberger, M.Ivascu, R.Krucken, N.Marginean, R.Marginean, C.Mihai, A.Negret, T.Sava, L.Stroe, K.Wimmer, N.V.Zamfir

Excited states of the 150Pm odd-odd nucleus

NUCLEAR REACTIONS 140Ce, 142Nd, 152Sm(d, α), E=25 MeV; measured E(α), I(α) with Q3D spectrograph at Munich. 150Pm, 140Pr, 138La; deduced levels. 150Nd(p, n), E=7.1 MeV; measured Eγ, Iγ, γγ-coin. 150Pm; deduced levels. Comparison with results from other reactions.

doi: 10.1103/PhysRevC.85.017304
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2012KI25      J.Phys.:Conf.Ser. 366, 012027 (2012)

S.Kisyov, S.Lalkovski, N.Marginean, D.Bucurescu, L.Atanasova, D.Balabanski, G.Cata-Danil, I.Cata-Danil, D.Deleanu, P.Detistov, D.Filipescu, D.Ghita, T.Glodariu, R.Marginean, C.Mihai, A.Negret, S.Pascu, T.Sava, L.Stroe, G.Suliman, N.V.Zamfir, M.Zhekova

Fast-timing measurements in 95, 96Mo

NUCLEAR REACTIONS 82Se(18O, 4n), (18O, 5n), E=62 MeV; measured Eγ, Iγ, γγ-coin using eight LaBr3(Ce) and eight HPGe; deduced γ transitions, levels, J, π, T1/2 of selected states including high spin, time spectra for selected levels, B(E2) for five first yrast states; calculated B(E2) using harmonic vibrator model.

doi: 10.1088/1742-6596/366/1/012027
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2012KU07      Eur.Phys.J. A 48, 1 (2012)

C.Kuppersbusch, S.Pascu, P.von Brentano, D.Bucurescu, Gh.Cata-Danil, D.Deleanu, J.Endres, M.Elvers, D.Filipescu, C.Friessner, D.G.Ghita, T.Glodariu, C.Mihai, N.M.Marginean, R.Marginean, A.Negret, T.Sava, L.Stroe, V.Werner, N.V.Zamfir, K.-O.Zell, A.Zilges

Low-spin excitations in 146Sm

NUCLEAR REACTIONS 143Nd(α, n), E=19 MeV;144Nd(α, 2n), E=23 MeV; measured Eγ, Iγ(θ), γγ-coin using HPGe; calculated levels, J, π, B(E1), B(E2) using IBA-spdf OCTUPOLE code, structure of quadrupole-multipole multiplet using harmonic vibrational model; deduced levels, J, π, γ transitions, B(E1), B(E2), quadrupole moment. Compared with neighbouring nuclei.

doi: 10.1140/epja/i2012-12001-2
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2012MA21      Phys.Rev. C 85, 064303 (2012)

P.J.R.Mason, T.Alharbi, P.H.Regan, N.Marginean, Zs.Podolyak, E.C.Simpson, N.Alkhomashi, P.C.Bender, M.Bowry, M.Bostan, D.Bucurescu, A.M.Bruce, G.Cata-Danil, I.Cata-Danil, R.Chakrabarti, D.Deleanu, P.Detistov, M.N.Erduran, D.Filipescu, U.Garg, T.Glodariu, D.Ghita, S.S.Ghugre, A.Kusoglu, R.Marginean, C.Mihai, M.Nakhostin, A.Negret, S.Pascu, C.Rodriguez Triguero, T.Sava, A.K.Sinha, L.Stroe, G.Suliman, N.V.Zamfir

Half-life of the Iπ = 4- intruder state in 34P: M2 transition strengths approaching the island of inversion

NUCLEAR REACTIONS 18O(18O, pn), E=36 MeV; measured Eγ, Iγ, γγ-coin, level half-life by γγ(t). 34P; deduced levels, J, π, B(M2), B(E3). Comparison with shell-model calculations.

doi: 10.1103/PhysRevC.85.064303
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