NSR Query Results


Output year order : Descending
Format : Normal

NSR database version of May 24, 2024.

Search: Author = N.Minkov

Found 74 matches.

Back to query form



2023BO09      J.Phys.(London) G50, 075105 (2023)

D.Bonatsos, A.Martinou, S.K.Peroulis, T.J.Mertzimekis, N.Minkov

Signatures for shape coexistence and shape/phase transitions in even-even nuclei

NUCLEAR STRUCTURE 40Ar, 40,42Ca, 70,72Ge, 72Se, 96,98Sr, 98,100Zr, 100,102Mo, 104Ru, 110Pd, 112,116Cd, 114,116,118Sn, 126Xe, 148,150Nd, 152,154Sm, 152,154,156,158Gd, 166Er, 172,174Yb, 186,192Os, 196Pt; analyzed available data; deduced systematics of B(E2) transition rates connecting the first excited 0+2 state of the ground state band in even–even nuclei, shape coexistence of the ground state band.

doi: 10.1088/1361-6471/acd70b
Citations: PlumX Metrics


2022BO05      Phys.Lett. B 829, 137099 (2022)

D.Bonatsos, K.E.Karakatsanis, A.Martinou, T.J.Mertzimekis, N.Minkov

Microscopic origin of shape coexistence in the N=90, Z=64 region

NUCLEAR STRUCTURE 176,178,180,182,184,186,188,190,192,194,196,198Po, 104,106,108,110,112,114,116,118,120,122,124,126,128,130Te, 70,72,74,76,78,80,82,84,86,88Zr; calculated single particle states using standard covariant density functional theory; deduced shape coexistence.

doi: 10.1016/j.physletb.2022.137099
Citations: PlumX Metrics


2022BO16      Phys.Rev. C 106, 044323 (2022)

D.Bonatsos, K.E.Karakatsanis, A.Martinou, T.J.Mertzimekis, N.Minkov

Islands of shape coexistence from single-particle spectra in covariant density functional theory

NUCLEAR STRUCTURE 68,70,90Zn, 70,72,92Ge, 72,74,92,94Se, 74,76,94,96Kr, 68,70,72,74,76,78,80,82,84,86,96,98Sr, 72,74,76,78,80,82,84,86,88,98,100Zr, 100,102Mo, 102,104Ru, 104,106Pd, 106,108Cd, 104,106,108,110,112,114,116,118,120,122,124,126,128,130,142,144,146,148Te, 144,146,148,150Xe, 146,148,150,152Ba, 148,150,152,154Ce, 150,152,154,156Nd, 152,154,156,158Sm, 154,156,158,160Gd, 156,158,160,162Dy, 158,160,162,164Er, 160,162,164,166Yb, 162,164,166,168Hf, 164,166,168,170W, 166,168,170,172Os, 170,172,174,176,178,180,182,184,186,188,190,192,194,196,198,200Pt, 172,174,176,178,180,182,184,186,188,190,192,194Hg, 174,176,178,180,182,184,186,188,190,192,194,196Pb, 176,178,180,182,184,186,188,190,192,194,196,198Po; calculated proton single-particle energy levels, potential energy surface. Covariant density functional theory with the DDME2 functional. Searched for regions with p-h excitations which are attributed to the shape coexistence. Islands of shape coexistence are identified at Z=82 and Z=50, and around the relevant neutron midshells N=104 and N=66.

doi: 10.1103/PhysRevC.106.044323
Citations: PlumX Metrics


2022KI13      Phys.Rev. C 105, 064313 (2022)

T.Kirschbaum, N.Minkov, A.Palffy

Nuclear coherent population transfer to the 229mTh isomer using x-ray pulses

NUCLEAR REACTIONS 229Th(γ, γ'), E=29.19 keV; calculated transfer rate to 229mTe 8 eV state population from second excited state (29.19 keV) populated by coherent x-ray pulses. 229Th; calculated B(M1), B(E2), radiative transition rates, branching ratios, radiative and total decay width. Investigated the efficiency of nuclear coherent population transfer (NCPT) from the ground state to the isomeric state via two quantum optical transfer schemes: Stimulated Raman adiabatic passage (STIRAP) and use of two subsequent π pulses. Discussed possibility of experimental studies at XFEL facilities. Comparison to experimental data.

doi: 10.1103/PhysRevC.105.064313
Citations: PlumX Metrics


2022MI06      Phys.Rev. C 105, 044329 (2022)

N.Minkov, L.Bonneau, P.Quentin, J.Bartel, H.Molique, D.Ivanova

K-isomeric states in well-deformed heavy even-even nuclei

NUCLEAR STRUCTURE 234,236U, 236,238,240,244Pu, 244,246,248Cm, 248Cf, 248,250,256Fm, 252,254No; calculated levels, J, π, neutron and proton single-particle spectra, charge radii, quadrupole moments and magnetic moments for ground and isomeric states. Skyrme HF+BCS energy density functional with axial and parity symmetries, and with self-consistent blocking for the isomeric states. Comparison to experimental data.

doi: 10.1103/PhysRevC.105.044329
Citations: PlumX Metrics


2022NA33      Int.J.Mod.Phys. E31, 2250078 (2022)

M.S.Nadirbekov, O.A.Bozarov, S.N.Kudiratov, N.Minkov

Quadrupole and Octupole deformations with effective triaxiality in even-even nuclei

NUCLEAR STRUCTURE 154Sm, 154Gd, 160Gd, 156Dy, 228,230,232Th, 230,232,234,236,238U, 238Pu; calculated energy levels of the yrast alternating-parity bands using nonadiabatic collective model; deduced model parameters.

doi: 10.1142/S0218301322500781
Citations: PlumX Metrics


2022SH31      Phys.Rev. C 106, 014310 (2022)

T.M.Shneidman, N.Minkov, G.G.Adamian, N.V.Antonenko

Effect of Coriolis mixing on lifetime of isomeric states in heavy nuclei

NUCLEAR STRUCTURE 249Cm, 251Cf, 253Fm, 255No, 257Rf; calculated one-quasiparticle spectra, levels, J, π, Nilsson configurations using the two-center shell model (TCSM), and axially symmetric deformed shell model, matrix elements for the Coriolis interaction between different quasiparticle states, components contributing to the wave functions of second 7/2+ states, energy interval between the two lowest 7/2+ states, B(E2), B(M1), half-lives of the 7/2+ isomeric states; deduced that Coriolis mixing leads to the enhanced quadrupole transition rate from the isomeric state in 251Cf, and reduced half-life of its lowest isomeric state. Comparison with available experimental data.

doi: 10.1103/PhysRevC.106.014310
Citations: PlumX Metrics


2021BE23      Phys.Rev.Lett. 127, 112501 (2021)

S.Beck, B.Kootte, I.Dedes, T.Dickel, A.A.Kwiatkowski, E.M.Lykiardopoulou, W.R.Plass, M.P.Reiter, C.Andreoiu, J.Bergmann, T.Brunner, D.Curien, J.Dilling, J.Dudek, E.Dunling, J.Flowerdew, A.Gaamouci, L.Graham, G.Gwinner, A.Jacobs, R.Klawitter, Y.Lan, E.Leistenschneider, N.Minkov, V.Monier, I.Mukul, S.F.Paul, C.Scheidenberger, R.I.Thompson, J.L.Tracy, Jr., M.Vansteenkiste, H.-L.Wang, M.E.Wieser, C.Will, J.Yang

Mass Measurements of Neutron-Deficient Yb Isotopes and Nuclear Structure at the Extreme Proton-Rich Side of the N=82 Shell

ATOMIC MASSES 150,151,152,153,154,155,156Yb; measured frequencies, TOF; deduced mass excess values. Comparison with systematics, AME2020 evaluation. TITAN's multiple-reflection time-of-flight mass spectrometer (MR-TOF-MS).

RADIOACTIVITY 151Yb(IT); measured decay products; deduced excitation energy.

doi: 10.1103/PhysRevLett.127.112501
Citations: PlumX Metrics

Data from this article have been entered in the XUNDL database. For more information, click here.


2021BO08      Nucl.Phys. A1009, 122158 (2021)

D.Bonatsos, I.E.Assimakis, A.Martinou, S.Sarantopoulou, S.K.Peroulis, N.Minkov

Energy differences of ground state and γ1ands as a hallmark of collective behavior

doi: 10.1016/j.nuclphysa.2021.122158
Citations: PlumX Metrics


2021MA25      Eur.Phys.J. A 57, 84 (2021)

A.Martinou, D.Bonatsos, T.J.Mertzimekis, K.E.Karakatsanis, I.E.Assimakis, S.K.Peroulis, S.Sarantopoulou, N.Minkov

The islands of shape coexistence within the Elliott and the proxy-SU(3) Models

NUCLEAR STRUCTURE N=120-190; analyzed available data; deduced nucleon number systematics.

doi: 10.1140/epja/s10050-021-00396-w
Citations: PlumX Metrics


2021MA26      Eur.Phys.J. A 57, 83 (2021)

A.Martinou, D.Bonatsos, K.E.Karakatsanis, S.Sarantopoulou, I.E.Assimakis, S.K.Peroulis, N.Minkov

Why nuclear forces favor the highest weight irreducible representations of the fermionic SU(3) symmetry

NUCLEAR STRUCTURE 208Pb; analyzed available data; deduced prolate to oblate shape transitions.

doi: 10.1140/epja/s10050-021-00395-x
Citations: PlumX Metrics


2021MI03      Phys.Rev. C 103, 014313 (2021)

N.Minkov, A.Palffy

229mTh isomer from a nuclear model perspective

NUCLEAR STRUCTURE 229,229mTh; calculated β2 versus β3 plots as function of K values for the g.s. and isomer state single particle orbitals and the respective average parities, single-particle and quasiparticle energy of the 3/2+ isomer orbital with respect to the 5/2+ g.s. orbital, B(M1) and B(E2) for the isomeric transition, magnetic moments for the g.s. and the isomer. Quadrupole-octupole (QO) vibration-rotation core plus particle model with Woods-Saxon deformed shell model (DSM) quadrupole and octupole deformations. Comparison with experimental data.

doi: 10.1103/PhysRevC.103.014313
Citations: PlumX Metrics


2020BO16      Eur.Phys.J. Special Topics 229, 2367 (2020)

D.Bonatsos, A.Martinou, S.Sarantopoulou, I.E.Assimakis, S.Peroulis, N.Minkov

Parameter-free predictions for the collective deformation variables b and γ within the pseudo-SU(3) scheme

NUCLEAR STRUCTURE 142,144,146,148,150,152,154,156,158,160,162,164,166,168,170,172,174,176,178,180Ce, 146,148,150,152,154,156,158,160,162,164,166,168,170,172,174,176,178,180,182,184Sm, 148,150,152,154,156,158,160,162,164,166,168,170,172,174,176,178,180,182,184,186Dy, 154,156,158,160,162,164,166,168,170,172,174,176,178,180,182,184,186,188,190,192,194Yb, 158,160,162,164,166,168,170,172,174,176,178,180,182,184,186,188,190,192,194W, 162,164,166,168,170,172,174,176,178,180,182,184,186,188,190,192,194,196,198,200,202Pt; calculated distribution of valence protons and valence neutrons, weight of irreducible representations, collective deformation parameters.

doi: 10.1140/epjst/e2020-000034-3
Citations: PlumX Metrics


2020MA49      Eur.Phys.J. A 56, 239 (2020)

A.Martinou, D.Bonatsos, N.Minkov, I.E.Assimakis, S.K.Peroulis, S.Sarantopoulou, J.Cseh

Proxy-SU(3) symmetry in the shell model basis

doi: 10.1140/epja/s10050-020-00239-0
Citations: PlumX Metrics


2020NA20      Int.J.Mod.Phys. E29, 2050031 (2020)

M.S.Nadirbekov, S.N.Kudiratov, F.N.Temirov, N.Minkov

Vibrational-rotational spectra of even-even nuclei with quadrupole and octupole deformations

NUCLEAR STRUCTURE 150Nd, 154Sm, 154,160Gd, 162,164Er, 228,232Th, 230,236,238U, 240Pu; calculated energy levels of yrast and nonyrast bands in the framework of a nonadiabatic collective model of even-even nuclei with quadrupole and octupole deformations.

doi: 10.1142/S0218301320500317
Citations: PlumX Metrics


2020PE07      Phys.Rev. C 102, 014311 (2020)

C.M.Petrache, N.Minkov, T.Nakatsukasa, B.F.Lv, A.Astier, E.Dupont, K.K.Zheng, P.Greenlees, H.Badran, T.Calverley, D.M.Cox, T.Grahn, J.Hilton, R.Julin, S.Juutinen, J.Konki, J.Pakarinen, P.Papadakis, J.Partanen, P.Rahkila, P.Ruotsalainen, M.Sandzelius, J.Saren, C.Scholey, J.Sorri, S.Stolze, J.Uusitalo, B.Cederwall, A.Ertoprak, H.Liu, S.Guo, M.L.Liu, J.G.Wang, X.H.Zhou, I.Kuti, J.Timar, A.Tucholski, J.Srebrny, C.Andreoiu

Signatures of enhanced octupole correlations at high spin in 136Nd

NUCLEAR REACTIONS 100Mo(40Ar, 4n), E=152 MeV; measured Eγ, Iγ, γγ-coin, γγ(θ)(DCO) using the JUROGAM II array at the University of Jyvaskyla. Enriched target. 136Nd; deduced high-spin levels, J, π, multipolarities, bands, B(E1)/B(E2) ratios, electric dipole moments D0, configurations, alignments, enhanced octupole correlations at high spins. Comparison with cranked quasiparticle random phase approximation (QRPA) calculations, and with quadrupole-octupole rotations model (QORM).

doi: 10.1103/PhysRevC.102.014311
Citations: PlumX Metrics

Data from this article have been entered in the XUNDL database. For more information, click here.


2019MI05      Phys.Rev.Lett. 122, 162502 (2019)

N.Minkov, A.Palffy

Theoretical Predictions for the Magnetic Dipole Moment of 229mTh

NUCLEAR MOMENTS 229Th; calculated isomeric state nuclear magnetic moments. Comparison with available data.

doi: 10.1103/PhysRevLett.122.162502
Citations: PlumX Metrics


2018BI05      Phys.Rev. C 97, 044320 (2018)

P.V.Bilous, N.Minkov, A.Palffy

Electric quadrupole channel of the 7.8 eV 229Th transition

RADIOACTIVITY 229Th(IT); calculated B(M1), B(E2) for 7.8-eV γ transition from 229mTh to the g.s. for internal conversion (IC) and electronic bridging (EB) modes in neutral and partially ionized atoms involving 7s, 7p1/2, 7p3/2 6d3/2, 6d5/2, 5f5/2 and 5f7/2 atomic orbitals; deduced dominance of E2 channel in IC or EB multipole mixing for 7p, 6d, and 5f atomic orbitals. Dirac-Hartree-Fock (DHF) and random-phase approximation (RPA) method. Comparison with other theoretical results.

doi: 10.1103/PhysRevC.97.044320
Citations: PlumX Metrics


2018NA21      Int.J.Mod.Phys. E27, 1850069 (2018)

M.S.Nadirbekov, N.Minkov

B(E1)- and B(E2)-transition probabilities in alternating-parity spectra of lanthanide and actinide nuclei

NUCLEAR STRUCTURE 150Nd, 152,154Sm, 154Gd, 156Dy, 162,164Er, 232,234,236,238U; calculated B(E2), B(E1). Comparison with experimental data.

doi: 10.1142/S0218301318500696
Citations: PlumX Metrics


2017BO11      Phys.Rev. C 95, 064325 (2017)

D.Bonatsos, I.E.Assimakis, N.Minkov, A.Martinou, R.B.Cakirli, R.F.Casten, K.Blaum

Proxy-SU(3) symmetry in heavy deformed nuclei

doi: 10.1103/PhysRevC.95.064325
Citations: PlumX Metrics


2017BO12      Phys.Rev. C 95, 064326 (2017)

D.Bonatsos, I.E.Assimakis, N.Minkov, A.Martinou, S.Sarantopoulou, R.B.Cakirli, R.F.Casten, K.Blaum

Analytic predictions for nuclear shapes, prolate dominance, and the prolate-oblate shape transition in the proxy-SU(3) model

NUCLEAR STRUCTURE 112,114,116,118,120,122,124,126,128,130,144,146,148,150,152,154,156,158,160,162,164,166,168,170,172,174,176Ba, 114,116,118,120,122,124,126,128,130,132,134,146,148,150,152,154,156,158,160,162,164,166,168,170,172,174,176,178Ce, 116,118,120,122,124,126,128,130,132,134,136,148,150,152,154,156,158,160,162,164,166,168,170,172,174,176,178,180Nd, 118,120,122,124,126,128,130,132,134,136,138,152,154,156,158,160,162,164,166,168,170,172,174,176,178,180,182Sm, 120,122,124,126,128,130,132,134,136,138,140,154,156,158,160,162,164,166,168,170,172,174,176,178,180,182,184Gd, 122,124,126,128,130,132,134,136,138,140,142,156,158,160,162,164,166,168,170,172,174,176,178,180,182,184,186Dy, 124,126,128,130,132,134,136,138,140,142,146,158,160,162,164,166,168,170,172,174,176,178,180,182,184,186,188Er, 126,128,130,132,134,136,138,140,142,146,148,160,162,164,166,168,170,172,174,176,178,180,182,184,186,188,190Yb, 128,130,132,134,136,138,140,142,146,148,150,162,164,166,168,170,172,174,176,178,180,182,184,186,188,190,192Hf, 130,132,134,136,138,140,142,146,148,150,152,166,168,170,172,174,176,178,180,182,184,186,188,190,192,194W, 132,134,136,138,140,142,146,148,150,152,154,168,170,172,174,176,178,180,182,184,186,188,190,192,194,196Os, 134,136,138,140,142,146,148,150,152,154,156,178,180,182,184,186,188,190,192,194,196,198Pt; calculated β and γ deformations using a new approximate analytic parameter-free proxy-SU(3) model. Comparison with empirical results.

doi: 10.1103/PhysRevC.95.064326
Citations: PlumX Metrics


2017MI07      Phys.Rev.Lett. 118, 212501 (2017)

N.Minkov, A.Palffy

Reduced Transition Probabilities for the Gamma Decay of the 7.8 eV Isomer in 229Th

RADIOACTIVITY 229Th(IT); calculated the reduced magnetic dipole, electric quadrupole transition probabilities for the radiative decay of the 7.8 eV isomer to the ground state.

doi: 10.1103/PhysRevLett.118.212501
Citations: PlumX Metrics


2016NA10      Int.J.Mod.Phys. E25, 1650022 (2016)

M.S.Nadirbekov, N.Minkov, M.Strecker, W.Scheid

Application of the triaxial quadrupole-octupole rotor to the ground and negative-parity levels of actinide nuclei

NUCLEAR STRUCTURE 228,232Th, 230,232,234,236,238U, 240Pu; calculated energy levels, J, π, staggering. Comparison with available data.

doi: 10.1142/S0218301316500221
Citations: PlumX Metrics


2015BO04      Phys.Rev. C 91, 054307 (2015)

L.Bonneau, N.Minkov, D.D.Duc, P.Quentin, J.Bartel

Effect of core polarization on magnetic dipole moments in deformed odd-mass nuclei

NUCLEAR STRUCTURE 99Sr, 99Y, 103Mo, 103Tc, 175Yb, 175Lu, 179Hf, 179Ta, 235U, 235,237Np; calculated binding energies, mass quadrupole moments, magnetic dipole moments, collective gyromagnetic factors, effective spin gyromagnetic factors; analyzed core-polarization effects. Skyrme-Hartree-Fock-BCS approach with selfconsistent blocking and time-odd terms of the Skyrme EDF. Seniority force in BCS calculations. Axial symmetry. Perturbative analysis of time-odd Hartree-Fock Hamiltonian and core-polarization effect on spin gyromagnetic factor. Comparison with experimental data.

doi: 10.1103/PhysRevC.91.054307
Citations: PlumX Metrics


2015BO05      Phys.Rev. C 91, 054315 (2015)

D.Bonatsos, A.Martinou, N.Minkov, S.Karampagia, D.Petrellis

Octupole deformation in light actinides within an analytic quadrupole octupole axially symmetric model with a Davidson potential

NUCLEAR STRUCTURE 222,224,226Ra, 224,226Th; calculated levels, J, π, B(E1), BE(2), B(E3). Analytic quadrupole octupole axially (AQOA) symmetric model using Davidson potential. Bohr collective Hamiltonian, and quadrupole plus octupole deformation. Comparison with experimental data.

doi: 10.1103/PhysRevC.91.054315
Citations: PlumX Metrics


2015BO10      J.Phys.(London) G42, 095104 (2015)

D.Bonatsos, N.Minkov, D.Petrellis

Bohr Hamiltonian with a deformation-dependent mass term: physical meaning of the free parameter

doi: 10.1088/0954-3899/42/9/095104
Citations: PlumX Metrics


2014MI26      Phys.Scr. 89, 054021 (2014)

N.Minkov, P.Walker

Influence of the octupole mode on nuclear high-K isomeric properties

NUCLEAR STRUCTURE 154,156Gd, 160Sm, 154,156Nd, 234,236U, 238,244Pu, 244,246,248Cm, 250,256Fm, 250,252,254No, 270Ds; calculated 2qp states energy vs octupole-quadrupole deformation surface, magnetic dipole moment for high-K isomeric states using deformed shell model with pairing.

doi: 10.1088/0031-8949/89/5/054021
Citations: PlumX Metrics


2013BO24      Phys.Rev. C 88, 034316 (2013)

D.Bonatsos, P.E.Georgoudis, N.Minkov, D.Petrellis, C.Quesne

Bohr Hamiltonian with a deformation-dependent mass term for the Kratzer potential

NUCLEAR STRUCTURE 98,100,102,104Ru, 102,104,106,108,110,112,114,116Pd, 106,108,110,112,114,116,118,120Cd, 118,120,122,124,126,128,130,132,134Xe, 130,132,134,136,142Ba, 134,136,138Ce, 140,148,150Nd, 140,142,152,154Sm, 142,144,152,154,156,158,160,162Gd, 154,156,158,160,162,164,166Dy, 156,160,162,164,166,168,170Er, 162,164,166,168,170,172,174,176,178Yb, 166,168,170,172,174,176,178,180Hf, 176,178,180,182,184,186W, 176,178,180,184,186,188,190Os, 186,188,190,192,194,196,198,200Pt, 228Ra, 228,230,232Th, 232,234,236,238U, 238,240,242Pu, 248Cm, 250Cf; calculated levels, J, π, ground, β and γ bands, B(E2), ratios of level energies of yrast bands and low-lying positive-parity levels. Deformation-dependent mass (DDM) Bohr Hamiltonian with Kratzer potential obtained for γ-unstable, axially symmetric prolate deformed, and triaxial nuclei. Techniques of supersymmetric quantum mechanics (SUSYQM).

doi: 10.1103/PhysRevC.88.034316
Citations: PlumX Metrics


2013LA25      Phys.Rev. C 88, 024302 (2013)

S.Lalkovski, A.M.Bruce, A.M.D.Bacelar, M.Gorska, S.Pietri, Zs.Podolyak, P.Bednarczyk, L.Caceres, E.Casarejos, I.J.Cullen, P.Doornenbal, G.F.Farrelly, A.B.Garnsworthy, H.Geissel, W.Gelletly, J.Gerl, J.Grebosz, C.Hinke, G.Ilie, D.Ivanova, G.Jaworski, S.Kisyov, I.Kojouharov, N.Kurz, N.Minkov, S.Myalski, M.Palacz, P.Petkov, W.Prokopowicz, P.H.Regan, H.Schaffner, S.Steer, S.Tashenov, P.M.Walker, H.J.Wollersheim

Submicrosecond isomer in 45117RH72 and the role of triaxiality in its electromagnetic decay rate

NUCLEAR REACTIONS 9Be(238U, F)117Rh/117Ru/121Pd/122Ag/123Ag/124Ag, E=750 MeV/nucleon; measured yields. 9Be(238U, F)117Rh, E=750 MeV/nucleon; measured Eγ, (fragment)γ-coin, (fragment)γ(t), isomer half-life at GSI facility using FRS-RISING setup. 117Rh; deduced level, isomer, J, π, B(Eλ) and B(Mλ) transition probabilities; comparison with deformed shell model, and particle-rotor model calculations. Systematics of low-lying levels and isomers in 101,103,105,107,109,111,113,115Rh nuclei. Role of triaxiality in the decay of isomers.

doi: 10.1103/PhysRevC.88.024302
Citations: PlumX Metrics

Data from this article have been entered in the XUNDL database. For more information, click here.


2013MI11      Phys.Scr. T154, 014017 (2013)

N.Minkov

A model for quasi-parity-doublet spectra in odd-mass nuclei

NUCLEAR STRUCTURE 223Ra, 221Fr; calculated energy levels, J, π, yrast bands. Quadrupole-octupole vibrating and rotating core plus a particle model, comparison with available data.

doi: 10.1088/0031-8949/2013/T154/014017
Citations: PlumX Metrics


2013MI27      Phys.Rev. C 88, 064310 (2013)

N.Minkov, S.Drenska, K.Drumev, M.Strecker, H.Lenske, W.Scheid

Non-yrast spectra of odd-A nuclei in a model of coherent quadrupole-octupole motion

NUCLEAR STRUCTURE 151Pm, 157Gd, 223Ra, 239Np, 243Am; calculated levels, J, π, B(E1), B(E2), non-yrast and yrast quasi-parity-doublet bands. Coherent quadrupole and octupole motion (CQOM) reflection-asymmetric model. discussed role of reflection-asymmetric deformed shell model to describe single-particle motion and Coriolis interaction. Comparison with experimental data.

doi: 10.1103/PhysRevC.88.064310
Citations: PlumX Metrics


2012BO22      J.Phys.:Conf.Ser. 366, 012017 (2012)

D.Bonatsos, P.E.Georgoudis, D.Lenis, N.Minkov, C.Quesne

Fixing the moment of inertia in the Bohr Hamiltonian through Supersymmetric Quantum Mechanics

NUCLEAR STRUCTURE 162Dy, 238U; calculated energy levels, J of gs band, deformation of states using Bohr-Mottelson model. Compared with data.

doi: 10.1088/1742-6596/366/1/012017
Citations: PlumX Metrics


2012MI08      Phys.Rev. C 85, 034306 (2012)

N.Minkov, S.Drenska, M.Strecker, W.Scheid, H.Lenske

Non-yrast nuclear spectra in a model of coherent quadrupole-octupole motion

NUCLEAR STRUCTURE 152,154Sm, 154,156,158Gd, 236U, 100Mo; calculated levels, J, π, yrast and non-yrast sequences with alternating parity, B(E1), B(E2), B(E3), density distribution contours, Coherent quadrupole-octupole vibrations and rotations model (CQOM). Comparison with experimental data.

doi: 10.1103/PhysRevC.85.034306
Citations: PlumX Metrics


2012MI12      Int.J.Mod.Phys. E21, 1250021 (2012)

N.Minkov, S.Drenska, M.Strecker, W.Scheid

Nuclear alternating-parity bands and transition rates in a model of coherent quadrupole-octupole motion

NUCLEAR STRUCTURE 154Sm, 156Gd, 100Mo; calculated energy levels, J, π, B(E1), B(E2), B(E3). Comparison with experimental data.

doi: 10.1142/S0218301312500218
Citations: PlumX Metrics


2012MI18      Eur.Phys.J. A 48, 80 (2012)

N.Minkov, P.M.Walker

Magnetic moments of K isomers as indicators of octupole collectivity

NUCLEAR STRUCTURE 154Nd, 160Sm, 154,156Gd, 236U, 238Pu, 244Cm; calculated neutron single-particle levels, J, π, potential energy vs quadrupole, octupole deformation, magnetic moment using reflection asymmetric shell model.

doi: 10.1140/epja/i2012-12080-y
Citations: PlumX Metrics


2012NA10      Int.J.Mod.Phys. E21, 1250044 (2012)

M.S.Nadirbekov, G.A.Yuldasheva, N.Minkov, W.Scheid

Collective excited states in even-even nuclei with quadrupole and octupole deformations

NUCLEAR STRUCTURE 150Nd, 152,154Sm, 154,156,158Gd, 156Dy, 162,164Er, 224Ra, 228Th, 232,234,236,238U, 240Pu; calculated energy levels, J, π, staggering effects, yrast bands. Comparison with available data.

doi: 10.1142/S0218301312500449
Citations: PlumX Metrics


2011BO08      Int.J.Mod.Phys. E20, 252 (2011)

L.Bonneau, J.Le Bloas, P.Quentin, N.Minkov

Effects of core polarization and pairing correlations on some ground-state properties of deformed odd-mass nuclei within the Higher Tamm-Dancoff approach

NUCLEAR STRUCTURE 23Na, 23,24,25Mg, 25Al, 48Cr; calculated binding energies, magnetic moments.

doi: 10.1142/S0218301311017594
Citations: PlumX Metrics


2011BO12      Phys.Rev. C 83, 044321 (2011)

D.Bonatsos, P.E.Georgoudis, D.Lenis, N.Minkov, C.Quesne

Bohr Hamiltonian with a deformation-dependent mass term for the Davidson potential

NUCLEAR STRUCTURE 98,100,102,104Ru, 102,104,106,108,110,112,114,116Pd, 106,108,110,112,114,116,118,120Cd, 118,120,122,124,126,128,130,132,134Xe, 130,132,134,136,142Ba, 134,136,138Ce, 140,148,150Nd, 140,142,152,154Sm, 142,144,152,154,156,158,160,162Gd, 154,156,158,160,162,164,166Dy, 156,160,162,164,166,168,170Er, 162,164,166,168,170,172,174,176,178Yb, 166,168,170,172,174,176,178,180Hf, 176,178,180,182,184,186W, 176,178,180,184,186,188,190Os, 186,188,190,192,194,196,198,200Pt, 228Ra, 228,230,232Th, 232,234,236,238U, 238,240,242Pu, 248Cm, 250Cf; calculated levels, J, π, B(E2). Bohr collective Hamiltonian, β2 deformation dependent mass, curved space, Davidson potential. Comparison with experimental data.

doi: 10.1103/PhysRevC.83.044321
Citations: PlumX Metrics


2011MI04      Int.J.Mod.Phys. E20, 228 (2011)

N.Minkov, S.Drenska, M.Strecker, W.Scheid

Parity effects in nuclear collective and single particle motion

NUCLEAR STRUCTURE 219,225Ra, 225Th, 241Cm; calculated energies, J, π, deformation parameters; deduced the connection between parity-mixed single-particle state and the structure of the collective spectrum.

doi: 10.1142/S0218301311017569
Citations: PlumX Metrics


2010MI29      J.Phys.:Conf.Ser. 205, 012009 (2010)

N.Minkov, S.Drenska, M.Strecker, W.Scheid

Parity mixing in the single particle states of quadrupole-octupole deformed nuclei

NUCLEAR STRUCTURE 237U, 249Cm; calculated single-particle states vs deformation, potential surfaces.

doi: 10.1088/1742-6596/205/1/012009
Citations: PlumX Metrics


2010QU01      Int.J.Mod.Phys. E19, 611 (2010)

P.Quentin, L.Bonneau, N.Minkov, D.Samsoen

Odd nuclei, time-reversal symmetry breaking, and magnetic polarization of the even-even core

NUCLEAR STRUCTURE 48,49Cr, 49Mn, 98,99Sr, 99Y, 102,103Mo, 103Tc, 174,175Yb, 175Lu, 178,179Hf, 179Ta, 234,235U, 235Np; calculated spin operators and quenching factors, core polarization of magnetic moments. Skyrme force parameterization.

doi: 10.1142/S0218301310015023
Citations: PlumX Metrics


2010WA34      Phys.Lett. B 694, 119 (2010)

P.M.Walker, N.Minkov

High-K isomers as probes of octupole collectivity in heavy nuclei

NUCLEAR STRUCTURE 234U, 244Pu, 244Cm; calculated neutron single-particle levels, magnetic moments as a function of octupole deformation for high-K isomeric states. Asymmetric deformed shell model.

doi: 10.1016/j.physletb.2010.09.049
Citations: PlumX Metrics


2009MI02      J.Phys.(London) G36, 025108 (2009)

N.Minkov, S.Drenska, M.Strecker, W.Scheid

Coriolis interaction in quadrupole-octupole deformed nuclei

NUCLEAR STRUCTURE 219,221Fr, 219,223,225,233Ra, 219Ac, 225,227Th, 237U, 239Pu, 241,249Cm, 251Cf; calculated Coriolis decoupling factors as functions of deformation parameters.

doi: 10.1088/0954-3899/36/2/025108
Citations: PlumX Metrics


2007BO46      Phys.Rev. C 76, 064312 (2007)

D.Bonatsos, E.A.McCutchan, N.Minkov, R.F.Casten, P.Yotov, D.Lenis, D.Petrellis, I.Yigitoglu

Exactly separable version of the Bohr Hamiltonian with the Davidson potential

NUCLEAR STRUCTURE 154Sm, 156,158,160,162Gd, 158,160,162,164,166Dy, 160,162,164,166,168,170Er, 164,166,168,170,172,174,176,178Yb, 168,170,172,174,176,178,180Hf, 176,178,180,182,184,186W, 180,182,184,186,188Os, 228Ra, 228,230,232Th, 232,234,236,238U, 238,240,242Pu, 248Cm, 250Cf; calculated excitation energy ratios, angular momenta, B(E2) ratios, bandhead energies, deformation parameters using Bohr Hamiltonian with Davidson Potential, compared with experimental values.

doi: 10.1103/PhysRevC.76.064312
Citations: PlumX Metrics


2007LA03      Phys.Rev. C 75, 014314 (2007)

S.Lalkovski, S.Ilieva, A.Minkova, N.Minkov, T.Kutsarova, A.Lopez-Martens, A.Korichi, H.Hubel, A.Gorgen, A.Jansen, G.Schonwasser, B.Herskind, M.Bergstrom, Zs.Podolyak

Octupole collectivity in 98, 100, 102Mo

NUCLEAR REACTIONS 168Er(30Si, F)98Mo/100Mo/102Mo, E=142 MeV; measured Eγ, Iγ, γγ-coin. 98,100,102Mo deduced levels, J, π. Euroball III array, Soft-octupole vibration model analysis.

doi: 10.1103/PhysRevC.75.014314
Citations: PlumX Metrics

Data from this article have been entered in the XUNDL database. For more information, click here.


2007MI01      J.Phys.(London) G34, 299 (2007)

N.Minkov, P.Yotov, R.V.Jolos, W.Scheid

Intrinsic origin of the high order angular momentum terms in an nuclear rotation Hamiltonian

doi: 10.1088/0954-3899/34/2/010
Citations: PlumX Metrics


2007MI30      Phys.Atomic Nuclei 70, 1470 (2007)

N.Minkov, S.B.Drenska, P.Yotov, D.Bonatsos, W.Scheid

Collective states of odd nuclei in a model with quadrupole-octupole degrees of freedom

NUCLEAR STRUCTURE 219,221,223,225Fr, 223,225Th; calculated level energies of positive and negative parity bands using the collective axial quadrupole-octupole Hamiltonian.

doi: 10.1134/S1063778807080248
Citations: PlumX Metrics


2007MI33      Phys.Rev. C 76, 034324 (2007)

N.Minkov, S.Drenska, P.Yotov, S.Lalkovski, D.Bonatsos, W.Scheid

Coherent quadrupole-octupole modes and split parity-doublet spectra in odd-A nuclei

NUCLEAR STRUCTURE Nd, Pm, Sm, eu, Gd, Tb, Dy, Ho, Fr, Ra, Ac, Th, Pa, U, Np, Pu, Am, Cm, Bk; calculated level energies, parity doublet splittings, B(E1), B(E2) using a collective model. Compared results to available data.calculated energies.

doi: 10.1103/PhysRevC.76.034324
Citations: PlumX Metrics


2006MI05      J.Phys.(London) G32, 497 (2006)

N.Minkov, P.Yotov, S.Drenska, W.Scheid

Parity shift and beat staggering structure of octupole bands in a collective model for quadrupole-octupole-deformed nuclei

NUCLEAR STRUCTURE 224,226Ra, 224,226Th; calculated octupole rotational bands energy levels. Collective model formalism, comparison with data.

doi: 10.1088/0954-3899/32/4/008
Citations: PlumX Metrics


2006MI11      Phys.Rev. C 73, 044315 (2006)

N.Minkov, P.Yotov, S.Drenska, W.Scheid, D.Bonatsos, D.Lenis, D.Petrellis

Nuclear collective motion with a coherent coupling interaction between quadrupole and octupole modes

NUCLEAR STRUCTURE 150Nd, 152Sm, 154Gd, 156Dy; calculated energy vs spin, transition probabilities for alternating-parity rotational bands, coupling of quadrupole and octupole degrees of freedom.

doi: 10.1103/PhysRevC.73.044315
Citations: PlumX Metrics


2005BO18      Phys.Rev. C 71, 064309 (2005)

D.Bonatsos, D.Lenis, N.Minkov, D.Petrellis, P.Yotov

Analytic description of critical-point actinides in a transition from octupole deformation to octupole vibrations

NUCLEAR STRUCTURE 220,222,224,226,228,230,232,234Th, 218,220,222,224,226,228,230Ra; calculated ground and vibrational bands level energies, B(E1), B(E2), critical point symmetry, shape transition features.Analytic quadrupole octupole axially symmetric model, comparison with data.

doi: 10.1103/PhysRevC.71.064309
Citations: PlumX Metrics


2005JO25      Phys.Rev. C 72, 064312 (2005)

R.V.Jolos, N.Minkov, W.Scheid

Inversion of parity splitting in alternating parity bands at high angular momenta

NUCLEAR STRUCTURE 220Ra; calculated parity splitting, odd-even staggering, inversion in alternating-parity rotational bands; deduced role of barrier penetration and angular momentum alignment.

doi: 10.1103/PhysRevC.72.064312
Citations: PlumX Metrics


2005LA10      J.Phys.(London) G31, 427 (2005)

S.Lalkovski, N.Minkov

Evolution of collectivity in a ground-γ-band mixing scheme for even-even transitional nuclei

NUCLEAR STRUCTURE 100,102,104,106,108Mo, 104,106,108,110,112Ru, 108,110,112,114,116Pd; calculated ground-state and γ-vibrational bands level energies, B(E2), band-mixing effects. Comparison with data.

doi: 10.1088/0954-3899/31/5/013
Citations: PlumX Metrics


2004BO02      Phys.Rev. C 69, 014302 (2004)

D.Bonatsos, D.Lenis, N.Minkov, P.P.Raychev, P.A.Terziev

Sequence of potentials lying between the U(5) and X(5) symmetries

NUCLEAR STRUCTURE 148Nd, 160Yb, 158Er; calculated ground and vibrational bands level energies, J, π, B(E2). Harmonic oscillator, X(5) symmetries.

doi: 10.1103/PhysRevC.69.014302
Citations: PlumX Metrics


2004BO14      Phys.Rev. C 69, 044316 (2004)

D.Bonatsos, D.Lenis, N.Minkov, P.P.Raychev, P.A.Terziev

Sequence of potentials interpolating between the U(5) and E(5) symmetries

NUCLEAR STRUCTURE 100Pd, 98Ru; calculated levels, J, π, B(E2). Bohr collective Hamiltonian, extensions of E(5) model.

doi: 10.1103/PhysRevC.69.044316
Citations: PlumX Metrics


2004BO19      Phys.Lett. B 584, 40 (2004)

D.Bonatsos, D.Lenis, N.Minkov, D.Petrellis, P.P.Raychev, P.A.Terziev

Ground state bands of the E(5) and X(5) critical symmetries obtained from Davidson potentials through a variational procedure

doi: 10.1016/j.physletb.2004.01.018
Citations: PlumX Metrics


2004BO33      Phys.Rev. C 70, 024305 (2004)

D.Bonatsos, D.Lenis, N.Minkov, D.Petrellis, P.P.Raychev, P.A.Terziev

E(5) and X(5) critical point symmetries obtained from Davidson potentials through a variational procedure

doi: 10.1103/PhysRevC.70.024305
Citations: PlumX Metrics


2004BO38      Yad.Fiz. 67, 1795 (2004); Phys.Atomic Nuclei 67, 1767 (2004)

D.Bonatsos, D.Lenis, N.Minkov, P.P.Raychev, P.A.Terziev

Extended E(5) and X(5) Symmetries: Series of Models Providing Parameter-Independent Predictions

doi: 10.1134/1.1811176
Citations: PlumX Metrics


2004MI41      Yad.Fiz. 67, 1787 (2004); Phys.Atomic Nuclei 67, 1760 (2004)

N.Minkov, S.B.Drenska, P.Yotov, W.Scheid

Complex Shape Effects in Nuclear Rotational Spectra

NUCLEAR STRUCTURE 224,226Ra, 224,226Th; calculated alternating-parity rotational bands energies, collectivity modes. Quadrupole-octupole rotational model.

doi: 10.1134/1.1806920
Citations: PlumX Metrics


2003SU27      Nucl.Phys. A722, 360c (2003)

S.Sugimoto, H.Toki, K.Ikeda, N.Minkov

Relativistic mean field theory with the pion of finite nuclei

NUCLEAR STRUCTURE 12C, 16O, 40Ca, 56Ni, 80Zr, 100Sn, 164Pb; calculated pion mean field, pion energy per nucleon. Relativistic mean field approach.

doi: 10.1016/S0375-9474(03)01390-3
Citations: PlumX Metrics


2002DR04      Phys.Rev. C65, 054303 (2002)

S.Drenska, A.Georgieva, N.Minkov

Staggering Behavior of the Low-Lying Excited States of Even-Even Nuclei in a Sp(4, R) Classification Scheme

NUCLEAR STRUCTURE Z=50-82; analyzed level energies, staggering behavior; deduced mechanisms, classification scheme.

doi: 10.1103/PhysRevC.65.054303
Citations: PlumX Metrics


2002DR10      Prog.Theor.Phys.(Kyoto), Suppl. 146, 555 (2002)

S.Drenska, A.Georgieva, N.Minkov

Staggering Behavior of the First Excited 2+ States of Even-Even Nuclei in a Sp(4, R) Classification Scheme

doi: 10.1143/PTPS.146.555
Citations: PlumX Metrics


2002MI50      Prog.Theor.Phys.(Kyoto), Suppl. 146, 597 (2002)

N.Minkov, S.Drenska

Quadrupole-Octupole Collectivity and Fine Structure of Nuclear Rotational Spectra

NUCLEAR STRUCTURE 164Er, 226Ra; calculated rotational bands energy staggering, role of quadrupole-octupole interaction.

doi: 10.1143/PTPS.146.597
Citations: PlumX Metrics


2001MI10      Phys.Rev. C63, 044305 (2001)

N.Minkov, S.B.Drenska, P.P.Raychev, R.P.Roussev, D.Bonatsos

' Beat ' Patterns for the Odd-Even Staggering in Octupole Bands from a Quadrupole-Octupole Hamiltonian

doi: 10.1103/PhysRevC.63.044305
Citations: PlumX Metrics


2001MI26      Yad.Fiz. 64, No 6, 1173 (2001); Phys.Atomic Nuclei 64, 1098 (2001)

N.Minkov, S.B.Drenska, P.P.Raychev, R.P.Roussev, D.Bonatsos

Rotations of Nuclei with Reflection Asymmetry Correlations

doi: 10.1134/1.1383624
Citations: PlumX Metrics


2000BO34      Phys.Rev. C62, 024301 (2000); Erratum Phys.Rev. C63, 049902 (2001)

D.Bonatsos, C.Daskaloyannis, S.B.Drenska, N.Karoussos, N.Minkov, P.P.Raychev, R.P.Roussev

ΔI = 1 Staggering in Octupole Bands of Light Actinides: ' Beat ' Patterns

NUCLEAR STRUCTURE 218,220,222Rn, 218,220,222,224,226Ra, 220,222,224,226,228Th; analyzed octupole bands transition energies; deduced beat patterns, possible mechanisms. Predictions of algebraic models discussed.

doi: 10.1103/PhysRevC.62.024301
Citations: PlumX Metrics


2000BO44      Trans.Bulg.Nucl.Soc. 5, 18 (2000)

D.Bonatsos, N.Karoussos, C.Daskaloyannis, S.B.Drenska, N.Minkov, P.P.Raychev, R.P.Roussev, J.Maruani

Symmetries in Nuclei, Molecules and Atomic Clusters


2000MI18      Phys.Rev. C61, 064301 (2000)

N.Minkov, S.B.Drenska, P.P.Raychev, R.P.Roussev, D.Bonatsos

Ground-γ Band Mixing and Odd-Even Staggering in Heavy Deformed Nuclei

NUCLEAR STRUCTURE 156Gd, 156,160,162Dy, 162,164,166Er, 170Yb, 228,232Th; analyzed vibrational bands odd-even staggering effect, role of band mixing. Vector boson model with SU(3) dynamical symmetry.

doi: 10.1103/PhysRevC.61.064301
Citations: PlumX Metrics


2000MI29      Trans.Bulg.Nucl.Soc. 5, 192 (2000)

N.Minkov, S.Drenska, P.Raychev, R.Roussev, D.Bonatsos

Ground-γ Band Mixing and ΔL = 1 Staggering in Heavy Deformed Nuclei

NUCLEAR STRUCTURE 164,166Er; analyzed rotational band level staggering; deduced ground-γ band mixing. Vector boson model.


1999MI23      Phys.Rev. C60, 034305 (1999)

N.Minkov, S.B.Drenska, P.P.Raychev, R.P.Roussev, D.Bonatsos

Ground-γ Band Coupling in Heavy Deformed Nuclei and SU(3) Contraction Limit

NUCLEAR STRUCTURE 152,154Sm, 154,156,158,160Gd, 158,160,162,164Dy, 162,164,166,168,170Er, 168,170,172,174,176Yb, 174,178Hf, 182,184,186W, 230,232Th, 234,238U; analyzed ground, vibrational bands levels, interband, intraband transitions B(E2); deduced band mixing features. Vector-boson model with SU(3) dynamical symmetry.

doi: 10.1103/PhysRevC.60.034305
Citations: PlumX Metrics


1997MI10      Phys.Rev. C55, 2345 (1997)

N.Minkov, S.B.Drenska, P.P.Raychev, R.P.Roussev, D.Bonatsos

Broken SU(3) Symmetry in Deformed Even-Even Nuclei

NUCLEAR STRUCTURE 164Dy, 164,166,168Er, 168,172Yb, 176,178Hf, 238U; calculated levels, transition ratios, energy rms factor. Collective vector-boson model.

doi: 10.1103/PhysRevC.55.2345
Citations: PlumX Metrics


1996MI19      J.Phys.(London) G22, 1633 (1996)

N.Minkov, S.B.Drenska, P.P.Raychev, R.P.Roussev, D.Bonatsos

The SU(q)(2) Rotator Model in Excited Collective Bands of Even Deformed Nuclei

NUCLEAR STRUCTURE 152,154Sm, 154,156,158,160Gd, 160,162,164Dy, 160,162,164,166,168,170Er, 166,168,170,172Yb, 172,174,176,178,180Hf, 178,180,182,184W, 232Th, 232,234U; analyzed (β)-, (γ)-bands levels, B(λ) data. Rotator SU(q)(2) model.

doi: 10.1088/0954-3899/22/11/010
Citations: PlumX Metrics


1995MI08      J.Phys.(London) G21, 557 (1995)

N.Minkov, P.P.Raychev, R.P.Roussev

Nuclear Deformation in the SU(q)(2) Rotor Model

NUCLEAR STRUCTURE A=154-238; calculated B(λ) vs parameter τ; deduced correlation. Rotational nuclei, Gd, Yb, Th, U isotopes, SU(q)(2) rotor model.

doi: 10.1088/0954-3899/21/4/007
Citations: PlumX Metrics


1994MI14      J.Phys.(London) G20, L67 (1994)

N.Minkov, R.P.Roussev, P.P.Raychev

Shell Correlations in the SU(q)(2) Rotor Model

NUCLEAR STRUCTURE 146Gd, 170,172,174,176,178Hf, 164,166Er, 170,172,174,168,176Yb, 228,230,232Th, 230,232,234,236,238U, 236,238,240,242,244Pu, 248Cm; calculated spectra; deduced nucleon pairs number, quantum algebraic parameter τ correlation. Data comparison, SU(q)(2) rotor model.

doi: 10.1088/0954-3899/20/6/002
Citations: PlumX Metrics


Back to query form