NSR Query Results

Output year order : Descending
Format : Normal

NSR database version of May 3, 2024.

Search: Author = S.B.Drenska

Found 12 matches.

Back to query form

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 ^{219,221,223,225}Fr, ^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

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

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, ^{218,220,222,224,226}Ra, ^{220,222,224,226,228}Th; 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

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, ^{154,156,158,160}Gd, ^{158,160,162,164}Dy, ^{162,164,166,168,170}Er, ^{168,170,172,174,176}Yb, ^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, ^{154,156,158,160}Gd, ^160,162,164Dy, ^{160,162,164,166,168,170}Er, ^{166,168,170,172}Yb, ^{172,174,176,178,180}Hf, ^{178,180,182,184}W, 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

1991BO11      J.Phys.(London) G17, L67 (1991)

D.Bonatsos, S.B.Drenska, P.P.Raychev, R.P.Roussev, Yu.F.Smirnov

Description of Superdeformed Bands by the Quantum Algebra SU(q)(2)

NUCLEAR STRUCTURE ^134,136Nd, ¹⁵⁰Gd, ^162,152Dy, ^192,194Hg, ¹⁷⁴Yb, ²⁴⁸Cm; analyzed level data; deduced superdeformed band features. Quantum SU(q)(2) algebra.

doi: 10.1088/0954-3899/17/5/003
Citations: PlumX Metrics

1990BO47      Phys.Lett. 251B, 477 (1990)

D.Bonatsos, E.N.Argyres, S.B.Drenska, P.P.Raichev, R.P.Roussev, Yu.F.Smirnov

SU(q)(2) Description of Rotational Spectra and Its Relation to the Variable Moment of the Inertia Model

NUCLEAR STRUCTURE ¹⁷⁶Yb, ¹⁷⁸Hf, ²³²U, ²³⁸Pu; calculated levels. SU(q)(2) description.

doi: 10.1016/0370-2693(90)90782-2
Citations: PlumX Metrics