NSR Query Results

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NSR database version of April 26, 2024.

Search: Author = L.Stan

Found 15 matches.

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2024WI01      Nuovo Cim. C 47, 24 (2024)

O.Wieland, A.Bracco, F.Camera, S.Aogaki, D.L.Balabanski, E.Boicu, R.Borcea, M.Boromiza, I.Burducea, S.Calinescu, A.Coman, P.Constantin, C.Costache, M.Ciemala, Gh.Ciocan, C.Clisu, F.C.L.Crespi, M.Cuciuc, A.Dhal, N.Djourelov, N.M.Florea, I.Gheorghe, A.Giaz, D.Iancu, D.M.Kahl, M.Kmiecik, A.Kusoglu, R.Lica, N.Mvarginean, A.Maj, R.Marginean, C.Mihai, R.E.Mihai, B.Million, C.Neacsu, D.Nichita, C.Nitva, H.Pai, A.Pappalardo, T.Petruse, A.Rotaru, A.B.Serban, P.-A.Soderstrom, C.O.Sotty, L.Stan, A.N.State, I.Stiru, A.Stoica, D.A.Testov, S.Toma, T.Tozar, A.Turturica, G.V.Turturica, S.Ujeniuc, V.Vasilca, Y.Xu

Extra yield in hot Ni isotopes below the Giant Dipole Resonance

NUCLEAR REACTIONS ²⁴Mg(³²S, X)⁵⁶Ni, E=90 MeV; ²⁶Mg(³⁴S, X)⁶⁰Ni, E=79 MeV; ²⁶Mg(³⁶S, X)⁶²Ni, E=78 MeV; measured reaction products, Eγ, Iγ; deduced yields, linearized measured γ-ray yields, the tail of the Giant Dipole Resonance which may be attributed to a Pygmy Dipole Resonance in an excited nucleus with statistical model using a Monte Carlo approach. The IFIN 9 MV Tandem facility.

doi: 10.1393/ncc/i2024-24024-1
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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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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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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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2022OL05      Phys.Rev. C 106, 024609 (2022)

A.Olacel, C.Borcea, M.Boromiza, S.Calinescu, C.Clisu, C.Costache, Ph.Dessagne, I.Dinescu, D.Filipescu, N.Florea, I.Harca, G.Henning, A.Ionescu, M.Kerveno, R.Lica, A.Matei, C.Mihai, R.Mihai, A.Mitu, A.Negret, C.Nita, M.Nyman, A.Oprea, C.Petrone, A.J.M.Plompen, C.Sotty, L.Stan, L.Stoica, G.Suliman, A.Turturica, S.Ujeniuc

Nucleon-induced inelastic cross sections on ^natNi

NUCLEAR REACTIONS ^58,60,64Ni(n, n'γ), E=2-17 MeV; ⁵⁸Ni(p, p'γ), E=4-17 MeV; measured Eγ, Iγ; deduced total σ(E) and exclusive σ(E) for population of particular levels, γ-production σ(E). Comparison to other experimental data and TALYS-1.9 calculations using semimicroscopical (JLM) nucleon OMP. Neutron-beam experiment: Gamma Array for Inelastic Neutron Scattering (GAINS) spectrometer setup at Geel Electron Linear Accelerator (GELINA) neutron source. Proton-beam experiment: two HPGe detectors at 9-MV Tandem facility of the Horia Hulubei National Institute for Physics and Nuclear Engineering (IFIN-HH).

doi: 10.1103/PhysRevC.106.024609
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Data from this article have been entered in the EXFOR database. For more information, access X4 dataset23773.

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 ^{130,132,134,136,138,140}Nd.

NUCLEAR STRUCTURE ^{130,132,134,136,138,140}Nd; 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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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 T_1/2, B(E2). ROSPHERE array, Horia Hulubei National Institute. Delayed coincidence fast-timing method.

doi: 10.1016/j.physletb.2021.136624
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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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Data from this article have been entered in the EXFOR database. For more information, access X4 dataset23456.

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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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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2018PI07      Acta Phys.Pol. B49, 523 (2018)

M.Piersa, A.Korgul, L.M.Fraile, J.Benito, E.Adamska, R.Alvarez, A.E.Barzakh, G.Benzoni, T.Berry, M.J.G.Borge, M.Carmona, K.Chrysalidis, G.Correia, C.Costache, T.Day Goodacre, D.V.Fedorov, V.N.Fedosseev, G.Fernandez-Martinez, M.Fila, D.Galaviz, R.Grzywacz, C.Henrich, A.Illana, Z.Janas, K.Johnston, V.Karanyonchev, M.Kicinska-Habior, R.Lica, M.Madurga, I.Marroquin, B.Marsh, C.Martinez, C.Mazzocchi, K.Miernik, R.Mihai, B.Olaizola, S.Paulaskalas, J.-M.Regis, S.Rothe, V.Sanchez-Tembleque, G.Simpson, Ch.Sotty, L.Stan, M.Stanoiu, M.Stryjczyk, A.Turturica, J.M.Udias, V.Vedia, A.Villa, W.B.Walters

Investigation of Low-lying States in ¹³³Sn Populated in the β Decay of ¹³³In Using Isomer-selective Laser Ionization

RADIOACTIVITY ¹³³In(β^-)[from ISOLDE facility, where 1.4 GeV protons are directed on uranium carbide target]; measured Eβ, Iβ, β-gated γ-ray spectra using isomer selective ionization of ISOLDE facility LDE RILIS with clear distinction between decaying gs (9/2⁺) and isomer (1/2^-); deduced, identified γ-rays following ¹³³In to ¹³³Sn as βγγ coin with 513 keV transition; deduced levels, J, π participating in ¹³³In β-decay; deduced consistency with previous results on low-lying structure in ¹³³Sn.

doi: 10.5506/aphyspolb.49.523
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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 ^{176,178,180,182,184,186,188,190,192,194,196,198}Os. Systematics of B(E2) and β₂ for first 2+ states in ^{174,176,178,180,182,184,186,188}W, ^{178,180,182,184,186,188,190,192,194}Os, ^{180,184,186,188,190,192,194,196,198}Pt.

doi: 10.1103/PhysRevC.95.024328
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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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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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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, T_1/2. Comparison with theoretical calculations.

doi: 10.1103/PhysRevLett.116.182501
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