NSR Query Results

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NSR database version of April 26, 2024.

Search: Author = P.Yotov

Found 8 matches.

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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, ^{156,158,160,162}Gd, ^{158,160,162,164,166}Dy, ^{160,162,164,166,168,170}Er, ^{164,166,168,170,172,174,176,178}Yb, ^{168,170,172,174,176,178,180}Hf, ^{176,178,180,182,184,186}W, ^{180,182,184,186,188}Os, ²²⁸Ra, ^228,230,232Th, ^{232,234,236,238}U, ^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

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 ^{219,221,223,225}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

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 ^{220,222,224,226,228,230,232,234}Th, ^{218,220,222,224,226,228,230}Ra; 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

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