NSR Query Results
Output year order : Descending NSR database version of April 11, 2024. Search: Author = G.Thiamova Found 37 matches. 2022AL19 Phys.Rev. C 106, 054304 (2022) P.Alexa, M.Abolghasem, G.Thiamova, D.Bonatsos, T.R.Rodriguez, P.-G.Reinhard Macroscopic and microscopic description of phase transition in cerium isotopes NUCLEAR STRUCTURE 146,148Ce, 150Ce; calculated levels, J, π, B(E2), ground state deformation. 142,144,146,148,150,152Ce; calculated potential energy surface, potential energy curves. Calculations in the framework of the macroscopic algebraic collective model (ACM) and two microscopic approaches - Skyrme-Hartree-Fock+Bardeen-Cooper-Schrieffer (BCS) and the symmetry conserving configuration mixing method (SCCM) with Gogny energy density functionals. Systematics of the experimental energy ratios for 0+, 2+, 4+, 6+ levels of Ce, Nd, Sm, Gd and Dy isotopes. Comparison with experimental data.
doi: 10.1103/PhysRevC.106.054304
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
2019SI32 J.Phys.(London) G46, 065108 (2019) G.Simpson, J.M.Regis, L.Bettermann, J.Genevey, J.Jolie, U.Koster, T.Materna, T.Malkiewicz, J.-F.Muraz, J.A.Pinston, B.Roussiere, G.Thiamova Lifetime of the (15/2-1) state in 135Te NUCLEAR REACTIONS 235U(n, F)135Te, E thermal; measured reaction products, Eγ, Iγ; deduced γ-ray energies, T1/2, B(E2). Comparison with NuShellX@MSU code results.
doi: 10.1088/1361-6471/ab1a75
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
2018AL14 Phys.Rev. C 97, 034327 (2018) P.Alexa, M.Ramdhane, G.Thiamova, G.S.Simpson, H.R.Faust, J.Genevey, U.Koster, T.Materna, R.Orlandi, J.A.Pinston, A.Scherillo, Z.Hons Quasiparticle phonon model description of low-energy states in 152Pr RADIOACTIVITY 152Pr(IT)[from 241Am(n, F), E=thermal, followed by mass separation of A=152 fission fragments using Lohengrin separator at ILL-Grenoble]; measured Eγ, Iγ, ce, x rays, (A=152 ions)γ-coin, (A=152 ions)ce-coin, half-life of the isomer by (A=152 ions)γ(t), conversion coefficients. 152Pr; deduced levels, J, π, multipolarities, configurations. Comparison with quasiparticle phonon model (QPM), combined with the particle-rotor model to include octupole correlations and Coriolis mixing. 152Nd; calculated energies of the first two 3- levels in connection with β- decay of 152Pr g.s. to 152Nd.
doi: 10.1103/PhysRevC.97.034327
2018TH06 Phys.Rev. C 98, 064304 (2018) G.Thiamova, Y.Grachev, M.Abolghasem, P.Alexa, P.-G.Reinhard, T.R.RodrIguez, G.S.Simpson Macroscopic and microscopic description of low-energy collective states in 86, 88Se NUCLEAR STRUCTURE 86,88Se; calculated levels, J, π, B(E2), potential energy curves (PEC), collective wave function contours in (β2, γ) plane using Algebraic collective model (ACM) with five-dimensional collective Hamiltonian, and symmetry conserving configuration mixing (SCCM) method with Gogny energy density functionals (EDF). Comparison with experimental data. 74,76,78,80,82,84,86,88,90,92,94,96,98,100Se; calculated energies of the first 2+ states, triaxiality, deformation β2, oblate and prolate potential energy curve minima using Skyrme-Hartree-Fock model (SHF) with two parametrizations SVbas and sym34. 82,84,86Ge, 84,86,88Se, 86,88,90,92,94Kr, 88,90,92,94,96Sr; compiled systematics of experimental energies of the first 2+ states, E(first 4+)/E(first 2+) and E(second 2+)/E(first 2+) ratios.
doi: 10.1103/PhysRevC.98.064304
2017GR07 Phys.Rev. C 95, 051302 (2017) I.N.Gratchev, G.S.Simpson, G.Thiamova, M.Ramdhane, K.Sieja, A.Blanc, M.Jentschel, U.Koster, P.Mutti, T.Soldner, G.de France, C.A.Ur, W.Urban Identification of excited states and collectivity in 88Se NUCLEAR REACTIONS 235U(n, F), E=cold neutron beam from PF1B-ILL-Grenoble; measured Eγ, Iγ, γγ-coin using EXILL array, average mass of complementary Ce nuclei. 88Se; deduced levels, J, π. Comparison with shell-model calculations, and systematics of first and second 2+ and first 4+ states in N=50-56 even-even Ge, Se, Kr and Sr isotopes. 145,146,147Ce, 86,87Se;observed γ rays.
doi: 10.1103/PhysRevC.95.051302
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
2016RA07 Acta Phys.Pol. B47, 911 (2016) M.Ramdhane, G.S.Simpson, F.Drouet, T.Malkiewicz, A.Vancraeyenest, G.Gey, P.Alexa, G.Thiamova, G.Kessedjian, C.Sage, T.Grahn, P.T.Greenlees, K.Hauschild, A.Herzan, U.Jakobsson, P.Jones, R.Julin, S.Juutinen, S.Ketelhut, A.Lopez-Martens, P.Nieminen, P.Peura, P.Rahkila, S.Rinta-Antila, P.Ruotsalainen, M.Sandzelius, J.Saren, C.Scholey, J.Sorri, J.Uusitalo Study of Intermediate-spin States of 98Y NUCLEAR REACTIONS 238U(p, X)98Y, E=25 MeV; measured reaction products, Eγ, Iγ; deduced energy levels, J, π, rotational band. Comparison with GICM amd QPRM calculations.
doi: 10.5506/APhysPolB.47.911
2013SO17 Phys.Rev. C 88, 024301 (2013) P.-A.Soderstrom, G.Lorusso, H.Watanabe, S.Nishimura, P.Doornenbal, G.Thiamova, F.Browne, G.Gey, H.S.Jung, T.Sumikama, J.Taprogge, Zs.Vajta, J.Wu, Z.Y.Xu, H.Baba, G.Benzoni, K.Y.Chae, F.C.L.Crespi, N.Fukuda, R.Gernhauser, N.Inabe, T.Isobe, A.Jungclaus, D.Kameda, G.D.Kim, Y.-K.Kim, I.Kojouharov, F.G.Kondev, T.Kubo, N.Kurz, Y.K.Kwon, G.J.Lane, Z.Li, A.Montaner-Piza, K.Moschner, F.Naqvi, M.Niikura, H.Nishibata, A.Odahara, R.Orlandi, Z.Patel, Zs.Podolyak, H.Sakurai, H.Schaffner, G.S.Simpson, K.Steiger, H.Suzuki, H.Takeda, A.Wendt, A.Yagi, K.Yoshinaga Shape evolution in 116,118Ru: Triaxiality and transition between the O(6) and U(5) dynamical symmetries RADIOACTIVITY 116,118Tc(β-)[from Be(238U, X), E=345 MeV/nucleon]; measured Eγ, Iγ, βγ-, γγ-coin using EURICA array and WAS3ABi counting system at RIBF, RIKEN facility. 116,118Ru; deduced levels, J, p, bands, kinematic moments of inertia, energy staggering of quasi-γ bands. Comparison with IBM, algebraic collective model, and cranked shell-model calculations. Systematics of first 2+ and 4+ states in N=62-74 Pd, Ru and Mo nuclei. Discussed O(6) and U(5) symmetries. NUCLEAR STRUCTURE 116,118Ru; calculated levels, J, π. Interacting boson model, algebraic collective model, and total Routhian surfaces. Comparison with experimental data.
doi: 10.1103/PhysRevC.88.024301
2012MA03 Acta Phys.Pol. B43, 247 (2012) T.Malkiewicz, G.S.Simpson, W.Urban, J.Genevey, J.A.Pinston, I.Ahmad, J.P.Greene, U.Koster, T.Materna, M.Ramdhane, T.Rzaca-Urban, A.G.Smith, G.Thiamova Recent Studies of Odd-A, Neutron-rich Pr Isotopes NUCLEAR REACTIONS 241Am(n, F)151Pr, E=thermal; measured reaction products, Eγ, Iγ; deduced level energies, J, π, E1 multipolarity transition. Comparison with QPRM calculations.
doi: 10.5506/APhysPolB.43.247
2012MA13 Phys.Rev. C 85, 044314 (2012) T.Malkiewicz, G.S.Simpson, W.Urban, J.Genevey, U.Koster, T.Materna, J.A.Pinston, M.Ramdhane, T.Rzaca-Urban, G.Thiamova, A.G.Smith, I.Ahmad, J.P.Greene Near-yrast structure of odd-A, neutron-rich Pr isotopes RADIOACTIVITY 248Cm, 252Cf(SF); measured Eγ, Iγ, γγ-coin, γγ(θ), using EUROGAM-II, and Gammasphere arrays. 151,153Pr; deduced high-spin levels, J, π, multipolarity, rotational bands, alignments, configurations, mass correlation plots. Comparison with reflection-symmetric quasi-particle-rotor model (QPRM) calculations. 93Rb, 99Y, 99,101Zr, 107Tc, 148Ce; measured Eγ, γγ-coin. NUCLEAR REACTIONS 241Am(n, F), E=thermal; measured Eγ, Iγ, ce, (fragment)γ-coin, delayed γ, ce, half-lives. 151Pr; deduced levels, J, π, conversion coefficients, multipolarities, bands, Nilsson configurations. Comparison with QRPM calculations. NUCLEAR STRUCTURE 151,153Pr; calculated levels, J, π, rotational bands. Quasi-particle-rotor model using computer codes GAMPN, ASYRMO, and PROBAMO.
doi: 10.1103/PhysRevC.85.044314
2012TH09 Phys.Rev. C 86, 044334 (2012) G.Thiamova, P.Alexa, Z.Hons, G.S.Simpson Examination of different strengths of octupole correlations in neutron-rich Pr and Pm isotopes NUCLEAR STRUCTURE 149,151Pr, 151,153Pm; calculated configuration admixtures in ground states and isomers, and E1 transition rates in low-lying states using quasiparticle phonon model combined with particle-rotor model. Octupole correlations and Coriolis mixing. Comparison with experimental data.
doi: 10.1103/PhysRevC.86.044334
2012TH11 Nucl.Phys. A895, 20 (2012) G.Thiamova, D.J.Rowe, M.A.Caprio The relationship between the interacting boson model and the algebraic version of Bohr's collective model in its triaxial limit
doi: 10.1016/j.nuclphysa.2012.09.002
2010TH04 Eur.Phys.J. A 45, 81 (2010) The IBM description of triaxial nuclei NUCLEAR STRUCTURE 190,192Os; calculated levels, J, π, odd-odd staggering of γ-bands using interacting boson model of triaxial nuclei. Comparison with data.
doi: 10.1140/epja/i2010-10982-2
2009TH02 Eur.Phys.J. A 41, 189 (2009) Large boson number IBM calculations and their relationship to the Bohr model
doi: 10.1140/epja/i2009-10810-x
2006RO43 Phys.Rev.Lett. 97, 202501 (2006) D.J.Rowe, G.Thiamova, J.L.Wood Implications of Deformation and Shape Coexistence for the Nuclear Shell Model NUCLEAR STRUCTURE 16O; calculated excited states J, π, rotational band features.
doi: 10.1103/PhysRevLett.97.202501
2006TH01 Nucl.Phys. A765, 97 (2006) Prolate-oblate shape-phase transition in the O(6) description of nuclear rotation
doi: 10.1016/j.nuclphysa.2005.11.006
2006TH04 Czech.J.Phys. 56, 341 (2006) Persistence of rotational bands in a coupled SU(3) model
doi: 10.1007/s10582-006-0095-5
2006TH10 Nucl.Phys. A780, 112 (2006) G.Thiamova, D.J.Rowe, J.L.Wood Coupled-SU(3) models of rotational states in nuclei
doi: 10.1016/j.nuclphysa.2006.09.020
2006TH14 Int.J.Mod.Phys. E15, 1741 (2006) Persistence of rotational structure in nuclei and quasi-dynamical symmetry
doi: 10.1142/S0218301306005551
2005DE15 Eur.Phys.J. A 24, 237 (2005) F.de Oliveira Santos, P.Himpe, M.Lewitowicz, I.Stefan, N.Smirnova, N.L.Achouri, J.C.Angelique, C.Angulo, L.Axelsson, D.Baiborodin, F.Becker, M.Belleguic, E.Berthoumieux, B.Blank, C.Borcea, A.Cassimi, J.M.Daugas, G.de France, F.Dembinski, C.E.Demonchy, Z.Dlouhy, P.Dolegieviez, C.Donzaud, G.Georgiev, L.Giot, S.Grevy, D.Guillemaud-Mueller, V.Lapoux, E.Lienard, M.J.Lopez Jimenez, K.Markenroth, I.Matea, W.Mittig, F.Negoita, G.Neyens, N.Orr, F.Pougheon, P.Roussel-Chomaz, M.G.Saint-Laurent, F.Sarazin, H.Savajols, M.Sawicka, O.Sorlin, M.Stanoiu, C.Stodel, G.Thiamova, D.Verney, A.C.C.Villari Study of 19Na at SPIRAL NUCLEAR REACTIONS 1H(18O, p), (18Ne, p), E(cm) ≈ 900-6000 keV; measured Ep, excitation functions, σ(θ=180°). 19Na deduced level energies, J, π, widths, two-proton emission features.
doi: 10.1140/epja/i2004-10143-4
2005RO34 Nucl.Phys. A760, 59 (2005) The many relationships between the IBM and the Bohr model
doi: 10.1016/j.nuclphysa.2005.06.001
2005TH06 Phys.Scr. 71, 349 (2005) Ground State Properties of Beryllium Isotopes Studied by AMD + GCM Method NUCLEAR STRUCTURE 6,7,8,9,10,11,12,13,14Be; calculated binding energies, excited states energies, J, π, quadrupole moments, B(E2). Antisymmetrized molecular dynamics, generator coordinate method.
doi: 10.1238/Physica.Regular.071a00349
2005TH08 Czech.J.Phys. 55, 957 (2005) The O(6) description of the nuclear rotation NUCLEAR STRUCTURE 162Dy, 168Er; calculated levels, J, rotational bands, B(E2). Interacting boson model.
doi: 10.1007/s10582-005-0096-9
2004TH05 Czech.J.Phys. 54, 329 (2004) G.Thiamova, N.Itagaki, T.Otsuka Study of the structure of light nuclei by AMD + GCM method NUCLEAR STRUCTURE 10Be, 15C; calculated levels, J, π, cluster structure and halo features. 16,18,20,22,24,26O; calculated binding energies, excited states energies. Antisymmetrized molecular dynamics, generator coordinate method.
doi: 10.1023/B:CJOP.0000018129.75918.e8
2004TH07 Czech.J.Phys. 54, 739 (2004) G.Thiamova, N.Itagaki, T.Otsuka Structure of even-even beryllium isotopes studied by AMD+GCM method NUCLEAR STRUCTURE 6,8,10,12Be; calculated ground and excited states energies, quadrupole moments, B(E2). Antisymmetrized molecular dynamics, generator coordinate method, comparison with data.
doi: 10.1023/B:CJOP.0000038527.84719.ee
2004TH11 Eur.Phys.J. A 22, 461 (2004) G.Thiamova, N.Itagaki, T.Otsuka, K.Ikeda Systematic study of structure of carbon isotopes with the antisymmetrized molecular dynamics plus generator coordinate method NUCLEAR STRUCTURE 12,14,16,18,20,22C; calculated binding energies, radii, excited states energies, B(E2), quadrupole moments. 13,15,17,19,21C; calculated binding energies, radii, levels J, π. Antisymmetrized molecular dynamics, comparisons with data.
doi: 10.1140/epja/i2004-10053-5
2004WI06 Phys.Rev. C 69, 044310 (2004) H.-F.Wirth, G.Graw, S.Christen, D.Cutoiu, Y.Eisermann, C.Gunther, R.Hertenberger, J.Jolie, A.I.Levon, O.Moller, G.Thiamova, P.Thirolf, D.Tonev, N.V.Zamfir 0+ states in deformed actinide nuclei by the (p, t) reaction NUCLEAR REACTIONS 230,232Th, 234U(p, t), E=25 MeV; measured σ(E, θ). 228,230Th, 232U deduced 0+ level energies, spectroscopic factors, transfer strengths. Comparison with model predictions.
doi: 10.1103/PhysRevC.69.044310
2003DL01 Yad.Fiz. 66, 1580 (2003); Phys.Atomic Nuclei 66, 1536 (2003) Z.Dlouhy, D.Baiborodin, J.Mrazek, G.Thiamova, for the Ganil-Orsay-Dubna-Rez-Bucharest Collaboration New Neutron Magic Number N = 16 for Neutron-Rich Nuclei NUCLEAR STRUCTURE Z=6-20; A=20-60; analyzed data; deduced neutron shell gap for neutron-rich isotopes.
doi: 10.1134/1.1601762
2003DL02 Nucl.Phys. A722, 36c (2003) Z.Dlouhy, D.Baiborodin, J.Mrazek, G.Thiamova Further evidence for magic neutron number N=16 in neutron-rich nuclei NUCLEAR STRUCTURE Z=5-22; analyzed two-neutron separation energies; deduced shell closure features for neutron-rich nuclides.
doi: 10.1016/S0375-9474(03)01332-0
2003FO02 Phys.Rev. C 67, 024306 (2003) R.Fossion, K.Heyde, G.Thiamova, P.Van Isacker Intruder bands and configuration mixing in lead isotopes NUCLEAR STRUCTURE 186,188,190,192,194,196Pb; calculated levels, J, π, configurations. Interacting boson model, three-configuration mixing calculation, comparisons with data.
doi: 10.1103/PhysRevC.67.024306
2003TH06 Nucl.Phys. A719, 312c (2003) G.Thiamova, N.Itagaki, T.Otsuka, K.Ikeda Systematic analysis of neutron-rich carbon isotopes NUCLEAR STRUCTURE 12,14,16,18,20,22C; calculated ground and excited states energies, radii. 13,15,17,19,21C; calculated binding energies, ground state J, π. Comparisons with data.
doi: 10.1016/S0375-9474(03)00939-4
2002TH01 Nucl.Phys. A697, 25 (2002) G.Thiamova, V.Burjan, J.Cejpek, V.Kroha, P.Navratil Inelastic Scattering of 3He and Protons on 13C NUCLEAR REACTIONS 13C(3He, 3He'), E=37.9 MeV; measured σ(E, θ). 13C(p, p'), E=135 MeV; analyzed σ(E, θ). 13C deduced levels, J, π. Optical model, structure models, DWBA analysis.
doi: 10.1016/S0375-9474(01)01227-1
2001TH11 Phys.Scr. 64, 23 (2001) Shape Coexistence in the Platinum Isotopes NUCLEAR STRUCTURE 176,178,180,182,184,186,188Pt; calculated level energies, rotational band features, shape coexistence. Two-band mixing model.
doi: 10.1238/Physica.Regular.064a00023
2001TH14 Czech.J.Phys. 51, 553 (2001) Shape Coexistence in 74Se NUCLEAR STRUCTURE 74Se; analyzed rotational band levels; deduced mixing amplitude between spherical and deformed configurations. Two-band mixing model.
doi: 10.1023/A:1017548202074
2000BU25 Czech.J.Phys. 50, 1005 (2000) V.Burjan, J.Cejpek, V.Kroha, G.Thiamova, P.Navratil Analysis of Inelastic Scattering of 3He on 13C at 37.9 MeV NUCLEAR REACTIONS 13C(3He, 3He), (3He, 3He'), E=37.9 MeV; measured σ(θ), σ(E, θ); deduced optical model parameters. 13C(p, p'), E=135 MeV; analyzed σ(E, θ). 13C deduced levels, J, π, configurations. Comparisons with model predictions.
doi: 10.1023/A:1022827318118
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