NSR Query Results
Output year order : Descending NSR database version of April 11, 2024. Search: Author = I.Gheorghe Found 31 matches. 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
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
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
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
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
2020GO15 Phys.Rev. C 102, 064309 (2020) S.Goriely, S.Peru, G.Colo, X.Roca-Maza, I.Gheorghe, D.Filipescu, H.Utsunomiya E1 moments from a coherent set of measured photoneutron cross sections NUCLEAR REACTIONS 59Co, 89Y, 103Rh, 139La, 159Tb, 165Ho, 169Tm, 181Ta, 197Au, 209Bi(γ, xn), E=neutron threshold to 40 MeV quasimonochromatic laser Compton-scattering (LCS) γ-ray beams; analyzed E1 moments, dipole polarizability times the symmetry energy, and enhancement factor of the TRK sum rule from experimental data for E1 photoneutron σ(E), integrated σ(E)TRK, centroid energies, and the polarizabilities obtained at the newSUBARU facility. Skyrme and Gogny Hartree-Fock-Bogolyubov (HFB) plus QRPA calculations, with D1M, D1S, and D1N interactions. Comparison between experimental E1 photon strength function (PSF) of 208Pb and 209Bi with the corresponding estimate of the strength contribution to the polarizability.
doi: 10.1103/PhysRevC.102.064309
2020KA09 Nucl.Data Sheets 163, 109 (2020) T.Kawano, Y.S.Cho, P.Dimitriou, D.Filipescu, N.Iwamoto, V.Plujko, X.Tao, H.Utsunomiya, V.Varlamov, R.Xu, R.Capote, I.Gheorghe, O.Gorbachenko, Y.L.Jin, T.Renstrom, M.Sin, K.Stopani, Y.Tian, G.M.Tveten, J.M.Wang, T.Belgya, R.Firestone, S.Goriely, J.Kopecky, M.Krticka, R.Schwengner, S.Siem, M.Wiedeking IAEA Photonuclear Data Library 2019
doi: 10.1016/j.nds.2019.12.002
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
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
2019KR16 Acta Phys.Pol. B50, 487 (2019) M.Krzysiek, H.Utsunomiya, I.Gheorghe, D.M.Filipescu, T.Renstrom, G.M.Tveten, S.Belyshev, K.Stopani, H.Wang, G.Fan, Y.-W.Lui, D.Symochko, S.Goriely, A.-C.Larsen, S.Siem, V.Varlamov, B.Ishkhanov, T.Ari-izumi, S.Miyamoto Photoneutron Cross-section Measurements for 165Ho by the Direct Neutron-Multiplicity Sorting at NewSUBARU NUCLEAR REACTIONS 165Ho(γ, γ'), E=11.5-43.2 MeV; measured In, neutron multiplicity; deduced photoneutron σ(E). Flat-efficeincy neutron detector for direct neutron-multiplicity sorting method.
doi: 10.5506/aphyspolb.50.487
2019LE04 Phys.Lett. B 790, 458 (2019); Erratum Phys.Lett. B 840, 137835 (2023) C.Lederer-Woods, U.Battino, P.Ferreira, A.Gawlik, C.Guerrero, F.Gunsing, S.Heinitz, J.Lerendegui-Marco, A.Mengoni, R.Reifarth, A.Tattersall, S.Valenta, C.Weiss, O.Aberle, J.Andrzejewski, L.Audouin, V.Becares, M.Bacak, J.Balibrea, M.Barbagallo, S.Barros, F.Becvar, C.Beinrucker, F.Belloni, E.Berthoumieux, J.Billowes, D.Bosnar, M.Brugger, M.Caamano, F.Calvino, M.Calviani, D.Cano-Ott, F.Cerutti, E.Chiaveri, N.Colonna, G.Cortes, M.A.Cortes-Giraldo, L.Cosentino, L.A.Damone, K.Deo, M.Diakaki, M.Dietz, C.Domingo-Pardo, R.Dressler, E.Dupont, I.Duran, B.Fernandez-Dominguez, A.Ferrari, P.Finocchiaro, R.J.W.Frost, V.Furman, K.Gobel, A.R.Garcia, I.Gheorghe, T.Glodariu, I.F.Goncalves, E.Gonzalez-Romero, A.Goverdovski, E.Griesmayer, H.Harada, T.Heftrich, A.Hernandez-Prieto, J.Heyse, D.G.Jenkins, E.Jericha, F.Kappeler, Y.Kadi, T.Katabuchi, P.Kavrigin, V.Ketlerov, V.Khryachkov, A.Kimura, N.Kivel, I.Knapova, M.Kokkoris, M.Krticka, E.Leal-Cidoncha, H.Leeb, M.Licata, S.Lo Meo, R.Losito, D.Macina, J.Marganiec, T.Martinez, C.Massimi, P.Mastinu, M.Mastromarco, F.Matteucci, E.Mendoza, P.M.Milazzo, F.Mingrone, M.Mirea, S.Montesano, A.Musumarra, R.Nolte, F.R.Palomo-Pinto, C.Paradela, N.Patronis, A.Pavlik, J.Perkowski, J.I.Porras, J.Praena, J.M.Quesada, T.Rauscher, A.Riego-Perez, M.Robles, C.Rubbia, J.A.Ryan, M.Sabate-Gilarte, A.Saxena, P.Schillebeeckx, S.Schmidt, D.Schumann, P.Sedyshev, A.G.Smith, A.Stamatopoulos, S.V.Suryanarayana, G.Tagliente, J.L.Tain, A.Tarifeno-Saldivia, L.Tassan-Got, A.Tsinganis, G.Vannini, V.Variale, P.Vaz, A.Ventura, V.Vlachoudis, R.Vlastou, A.Wallner, S.Warren, M.Weigand, T.Wright, P.Zugec Measurement of 73Ge(n, γ) cross sections and implications for stellar nucleosynthesis NUCLEAR REACTIONS 73Ge(n, γ), E<300 keV; measured reaction products, En, In; deduced σ, resonance energies and capture kernels, astrophysical impact, Maxwellian-averaged σ for ground and excited states capture. The neutron time-of-flight facility n_TOF at CERN.
doi: 10.1016/j.physletb.2019.01.045
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
2018RE15 Phys.Rev. C 98, 054310 (2018) T.Renstrom, H.Utsunomiya, H.T.Nyhus, A.C.Larsen, M.Guttormsen, G.M.Tveten, D.M.Filipescu, I.Gheorghe, S.Goriely, S.Hilaire, Y.-W.Lui, J.E.Midtbo, S.Peru, T.Shima, S.Siem, O.Tesileanu Verification of detailed balance for γ absorption and emission in Dy isotopes NUCLEAR REACTIONS 162,163Dy(γ, n), E=6.4-13.5 MeV laser Compton backscattered γ-ray beam; measured neutron spectra, and σ(E) using 4π 3He proportional counter array for neutron detection at the NewSUBARU synchrotronic radiation facility; deduced renormalized nuclear level densities (NLD), γ-strength functions (γSF). 160,161,162,163,164Dy; deduced γ strength functions, nuclear level densities, E1 γ strength function, and M1 scissors resonance σ, centroids, widths, B(M1). 159,160,161,162,163Dy(n, γ), E=0.001-1 MeV; calculated σ(E) with TALYS-1.8 code, and compared to previous experimental data. 160,161,162,163,164Dy(3He, α), (3He, 3He'), E*<8 MeV; analyzed previous experimental data; deduced level densities.
doi: 10.1103/PhysRevC.98.054310
2017GH09 Phys.Rev. C 96, 044604 (2017); Erratum Phys.Rev. C 99, 059901 (2019) I.Gheorghe, H.Utsunomiya, S.Katayama, D.Filipescu, S.Belyshev, K.Stopani, V.Orlin, V.Varlamov, T.Shima, S.Amano, S.Miyamoto, Y.-W.Lui, T.Kawano, S.Goriely Photoneutron cross-section measurements in the 209Bi (γ, xn) reaction with a new method of direct neutron-multiplicity sorting NUCLEAR REACTIONS 209Bi(γ, n), (γ, np), (γ, 2n), (γ, 2np), (γ, 3n), (γ, 3np), (γ, 4n), (γ, 4np), E=threshold-40 MeV; measured E(n), I(n), photoneutron σ(E) using quasimonochromatic laser Compton-scattering (LCS) γ-ray beams at the NewSUBARU synchrotron radiation facility at the University of Hyogo, and novel technique of direct neutron-multiplicity sorting method. Comparison with previous experimental data from Livermore and Saclay, and with bremsstrahlung data, and with theoretical calculations using the TALYS reaction code. Comparison with Hartree-Fock Bogoliubov plus quasiparticle random phase approximation (HFB+QRPA) with Gogny D1M interaction for both E1 and M1 components of the GDR. Discussed threshold behavior of photoneutron emission in terms of average neutron kinetic energy.
doi: 10.1103/PhysRevC.96.044604
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
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
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
2016LU02 Acta Phys.Pol. B47, 763 (2016) W.Luo, M.Bobeica, D.Filipescu, I.Gheorghe, D.Niculae, D.L.Balabanski Production of Radioisotopes of Medical Interest by Photonuclear Reaction Using ELI-NP γ-ray Beam
doi: 10.5506/APhysPolB.47.763
2016RE13 Phys.Rev. C 93, 064302 (2016) T.Renstrom, H.-T.Nyhus, H.Utsunomiya, R.Schwengner, S.Goriely, A.C.Larsen, D.M.Filipescu, I.Gheorghe, L.A.Bernstein, D.L.Bleuel, T.Glodariu, A.Gorgen, M.Guttormsen, T.W.Hagen, B.V.Kheswa, Y.-W.Lui, D.Negi, I.E.Ruud, T.Shima, S.Siem, K.Takahisa, O.Tesileanu, T.G.Tornyi, G.M.Tveten, M.Wiedeking Low-energy enhancement in the γ-ray strength functions of 73, 74Ge NUCLEAR REACTIONS 74Ge(3He, 3He), (3He, α), E=38 MeV; measured Eγ, Iγ, (particle)γ-coin using SiRi particle detector array and CACTUS array for γ detection at Oslo Cyclotron Laboratory (OCL) facility. 74Ge(γ, n), E=10.4-12.7 MeV; measured E(n), I(n), σ(E) using 4π neutron detection array at NewSUBARU synchrotron radiation facility. 73,74Ge, deduced γ-strength functions (γSF), nuclear level densities (NLD). Comparison with shell-model calculations. 72,73Ge(n, γ), E=0.001-3 MeV; deduced experimentally constrained σ(E), and compared with TALYS calculations for E1 and M1 radiations.
doi: 10.1103/PhysRevC.93.064302
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
2015BE21 Eur.Phys.J. A 51, 67 (2015) S.S.Belyshev, D.M.Filipescu, I.Gheorghe, B.S.Ishkhanov, V.V.Khankin, A.S.Kurilik, A.A.Kuznetsov, V.N.Orlin, N.N.Peskov, K.A.Stopani, O.Tesileanu, V.V.Varlamov Multinucleon photonuclear reactions on 209Bi: Experiment and evaluation NUCLEAR REACTIONS 209Bi(γ, xn), (γ, xnp), E=55.6 MeV; measured bremsstrahlung-induced reaction activation Eγ, Iγ; deduced yields, integral σ; calculated σ, individual components of photoreaction σ, yields using TALYS and CMNR codes. Compared with σ(γ, Sn), σ(γ, n) and σ(γ, 2n) from literature.
doi: 10.1140/epja/i2015-15067-2
2015FI10 Eur.Phys.J. A 51, 185 (2015) D.Filipescu, A.Anzalone, D.L.Balabanski, S.S.Belyshev, F.Camera, M.La Cognata, P.Constantin, L.Csige, P.V.Cuong, M.Cwiok, V.Derya, W.Dominik, M.Gai, S.Gales, I.Gheorghe, B.S.Ishkhanov, A.Krasznahorkay, A.A.Kuznetsov, C.Mazzocchi, V.N.Orlin, N.Pietralla, M.Sin, C.Spitaleri, K.A.Stopani, O.Tesileanu, C.A.Ur, I.Ursu, H.Utsunomiya, V.V.Varlamov, H.R.Weller, N.V.Zamfir, A.Zilges Perspectives for photonuclear research at the Extreme Light Infrastructure - Nuclear Physics (ELI-NP) facility
doi: 10.1140/epja/i2015-15185-9
2015NY01 Phys.Rev. C 91, 015808 (2015) H.-T.Nyhus, T.Renstrom, H.Utsunomiya, S.Goriely, D.M.Filipescu, I.Gheorghe, O.Tesileanu, T.Glodariu, T.Shima, K.Takahisa, S.Miyamoto, Y.-W.Lui, S.Hilaire, S.Peru, M.Martini, L.Siess, A.J.Koning Photoneutron cross sections for neodymium isotopes: Toward a unified understanding of (γ, n) and (n, γ) reactions in the rare earth region NUCLEAR REACTIONS 143,144,145,146,148Nd(γ, n), E=7.55-13.00 MeV laser Compton scattered (LCS) rays; measured neutron spectra, σ(E) at GACKO (Gamma Collaboration Hutch of Konan University) using SUBARU synchrotron radiation facility; deduced σ(E) for 147Nd(n, γ) by combining present (γ, n) data with existing (n, γ) data for 142,143,144,145,146,148Nd(n, γ), and using γ-SF method. Comparison of σ(E) for 147Nd(n, γ) with JENDL-4.0, ENDF/B-VII.1, and ROSFOND-2010 evaluated libraries. Comparison with predictions of Skyrme-Fock-Bogoliubov (HFB) plus quasiparticle random phase approximation (QRPA) model, and axially symmetric-deformed Gogny HFB plus QRPA model of E1 γ-ray strength using TALYS code. Comparison with previous experimental data.
doi: 10.1103/PhysRevC.91.015808
2015UT03 Phys.Rev. C 92, 064323 (2015) H.Utsunomiya, S.Katayama, I.Gheorghe, S.Imai, H.Yamaguchi, D.Kahl, Y.Sakaguchi, T.Shima, K.Takahisa, S.Miyamoto Photodisintegration of 9Be through the 1/2+ state and cluster dipole resonance NUCLEAR REACTIONS 9Be(γ, n), E=1.67-2.11, 5.58-16.11 MeV, [γ beam from Compton backscattering of CO2 laser photons with relativistic electrons]; measured Eγ, E(n), I(n), σ(Eγ) at the NewSUBARU synchrotron radiation facility; deduced Breit-Wigner parameters of B(E1), Γγ, and Γn for 1/2+ state, energy and strength of cluster dipole resonance (CDR). Comparison with the cluster dipole sum rule, and with previous experimental results.
doi: 10.1103/PhysRevC.92.064323
2014FI17 Phys.Rev. C 90, 064616 (2014) D.M.Filipescu, I.Gheorghe, H.Utsunomiya, S.Goriely, T.Renstrom, H.-T.Nyhus, O.Tesileanu, T.Glodariu, T.Shima, K.Takahisa, S.Miyamoto, Y.-W.Lui, S.Hilaire, S.Peru, M.Martini, A.J.Koning Photoneutron cross sections for samarium isotopes: Toward a unified understanding of (γ, n) and (n, γ) reactions in the rare earth region NUCLEAR REACTIONS 144,147,148,149,150,152,154Sm(γ, n), E=6-17 MeV; measured E(n), I(n), monochromatic and nonmonochromatic σ(E). Comparison with previous experimental results, and predictions from Skyrme HFB+QRPA using BSk7 interaction, and axially deformed Gogny HFB+QRPA models using D1M interaction. 147,148,149,150,151,152Sm(n, γ), E=0.001-1 MeV; analyzed measured σ(E) with a TALYS calculation using D1M+QRPA calculation for the E1 strength function. 153Sm(n, γ), E=0.001-1 MeV; predicted σ(E) from TALYS calculations using γ-strength function (γSF) approach. Comparison with evaluated libraries JENDL-4.0, ENDF/B-VII.1, ROSFOND-2010.
doi: 10.1103/PhysRevC.90.064616
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
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
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
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
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
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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