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NSR database version of April 29, 2024.

Search: Author = A.Bobyk

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2022BO06      Physics of Part.and Nuclei 53, 167 (2022)

A.Bobyk, W.A.Kaminski

Deep Neural Networks and the Phenomenology of Super-Heavy Nuclei

NUCLEAR STRUCTURE Z<100; analyzed available data; deduced 2498 binding energies using the artificial neural networks (ANNs).

doi: 10.1134/S1063779622020216
Citations: PlumX Metrics

2006BE40      Acta Phys.Pol. B37, 1927 (2006)

P.Benes, A.Bobyk, W.A.Kaminski, A.Faessler, F.Simkovic

Neutrinoless double β-decay nuclear matrix elements within QRPA and its variants

RADIOACTIVITY ⁴⁸Ca, ⁷⁶Ge, ⁸²Se, ⁹⁶Zr, ¹⁰⁰Mo, ¹¹⁶Cd, ^128,130Te, ¹³⁶Xe, ¹⁵⁰Nd(2β^-); calculated 0νββ-decay matrix elements. Self-consistent renormalized quasiparticle RPA.

2004BO05      Eur.Phys.J. A 19, 327 (2004)

A.Bobyk, M.Gozdz, W.A.Kaminski, P.Zareba, A.Faessler

Study of the double-beta-decay of 100 < A ≤ 150 nuclei within the QRPA, RQRPA and the SRQRPA formalisms

RADIOACTIVITY ¹⁰⁴Ru, ¹¹⁰Pd, ^128,130Te, ^134,136Xe, ¹⁴²Ce, ^146,148,150Nd(2β^-); calculated 2ν-accompanied 2β-decay matrix elements, T_1/2. Comparison of several quasiparticle RPA approaches.

doi: 10.1140/epja/i2003-10135-x
Citations: PlumX Metrics

2002BO24      Czech.J.Phys. 52, 615 (2002)

A.Bobyk, W.A.Kaminski, M.Gozdz, P.Zareba, F.Simkovic

Self-Consistent Renormalized Quasiparticle Random Phase Approximation and Its Application to 2νββ and 0νββ Decays

RADIOACTIVITY ¹⁰⁴Ru, ¹¹⁰Pd, ^128,130Te, ^134,136Xe, ¹⁴²Ce, ^146,148,150Nd(2β^-); calculated Gamow-Teller matrix elements. Self-consistent renormalized quasiparticle RPA.

doi: 10.1023/A:1015381915629
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2001BO17      Phys.Rev. C63, 051301 (2001)

A.Bobyk, W.A.Kaminski, F.Simkovic

Neutrinoless Double β Decay within the Self-Consistent Renormalized Quasiparticle Random Phase Approximation and Inclusion of Induced Nucleon Currents

NUCLEAR STRUCTURE ⁷⁶Ge; calculated matrix elements for 0ν-accompanied 2β-decay. Self-consistent renormalized quasiparticle RPA.

RADIOACTIVITY ⁷⁶Ge(2β); calculated matrix elements for 0ν-accompanied 2β-decay. Self-consistent renormalized quasiparticle RPA.

doi: 10.1103/PhysRevC.63.051301
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2000BO05      Nucl.Phys. A669, 221 (2000)

A.Bobyk, W.A.Kaminski, P.Zareba

Study of the Double Beta Decay of 70 ≤ A ≤ 100 Nuclei within the RQRPA and the Self-Consistent BCS + RQRPA Formalisms

RADIOACTIVITY ⁷⁰Zn, ⁷⁶Ge, ^80,82Se, ^98,100Mo(2β^-); calculated 2ν-accompanied 2β decay Gamow-Teller matrix elements, T_1/2. Self-consistent BCS plus renormalized quasiparticle RPA. Comparison with data.

doi: 10.1016/S0375-9474(99)00820-9
Citations: PlumX Metrics

2000BO07      Acta Phys.Pol. B31, 953 (2000)

A.Bobyk, W.Kaminski, I.N.Borzov

Gamow-Teller Beta-Decay Strengths of Neutron-Deficient Tin Isotopes: Comparison of FFST and pnBCS + QRPS Results

RADIOACTIVITY ^{100,102,104,106,108}Sn(β⁺); calculated Gamow-Teller strength distributions. Comparisons with data. Self-consistent finite Fermi-system theory and BCS plus quasiparticle RPA compared.

NUCLEAR STRUCTURE ^{100,102,104,106,108}Sn; calculated Gamow-Teller β-decay strength distributions. Comparisons with data. Self-consistent finite Fermi-system theory and BCS plus quasiparticle RPA compared.

1999BO40      Eur.Phys.J. A 5, 385 (1999)

A.Bobyk, W.A.Kaminski, P.Zareba

New BCS and Renormalized QRPA Formalism with Application to Double Beta Decay

RADIOACTIVITY ⁷⁶Ge(2β); calculated 2ν accompanied 2β decay Gamow-Teller matrix element. Comparison with experimental value. Random Phase Approximation.

doi: 10.1007/s100500050301
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1998BO10      Acta Phys.Pol. B29, 799 (1998)

A.Bobyk, W.A.Kaminski, P.Zareba, A.Faessler

Effects of the Pion Wave Distortion on the Absorption/Emission Mechanism of the DCX Reaction on ⁵⁶Fe

NUCLEAR REACTIONS ⁵⁶Fe(π⁺, π^-), E ≤ 200 MeV; calculated σ(θ); deduced pion wave distortion role. Quasiparticle RPA.

1998LI20      J.Phys.(London) G24, 1135 (1998)

Y.Liu, A.Faessler, J.Schwieger, A.Bobyk

Pauli Principle and Pion Distortion in the p-Wave Pionic Double Charge Exchange Reaction

NUCLEAR REACTIONS ^128,130Te(π⁺, π^-), E=10-100 MeV; calculated σ(θ); deduced Pauli effect, sensitivity to particle interaction parameter. Renormalized QRPA.

doi: 10.1088/0954-3899/24/6/008
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1998RE07      Phys.Rev. C57, 2752 (1998)

Z.Ren, A.Faessler, A.Bobyk

Relativistic Mean-Field Description of a Proton Halo in the First Excited (1/2)⁺ State of ¹⁷F

NUCLEAR STRUCTURE ¹⁶O, ¹⁷F, ¹⁸Ne; calculated proton, neutron, matter densities, binding energies, radii. ¹⁷F deduced proton halo features. Nonlinear relativistic mean field model.

doi: 10.1103/PhysRevC.57.2752
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1997BO07      J.Phys.(London) G23, 375 (1997)

A.Bobyk, A.Faessler, W.A.Kaminski

Distortion of the Pion Wavefunction and the DCX Reaction

NUCLEAR REACTIONS ^128,130Te(π⁺, π^-), E ≤ 75 MeV; calculated σ(θ) vs E. Proton-neutron quasiparticle RPA, plane, distorted waves.

doi: 10.1088/0954-3899/23/3/007
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1995BO16      J.Phys.(London) G21, 229 (1995)

A.Bobyk, W.A.Kaminski

Two-Neutrino Double-Beta Decay Transition to a 2⁺ Excited State

RADIOACTIVITY ⁷⁶Ge, ¹³⁶Xe(2β); calculated 2ν-accompanied 2β-decay transition Gamow-Teller matrix elements.

doi: 10.1088/0954-3899/21/2/009
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1995CH20      Nucl.Phys. A587, 301 (1995)

M.K.Cheoun, A.Faessler, F.Simkovic, G.Teneva, A.Bobyk

Total Gamow-Teller Strength, Ground-State Corrections and Sum Rules in QRPA with Neutron-Proton Pairing

NUCLEAR STRUCTURE ⁵⁴Fe; calculated β⁺-decay, β^--decay Gamow-Teller transition strength vs particle-particle strength. ^46,48Ti, ^46,48,50Ca; calculated β-decay Gamow-Teller transition strength. Quasiparticle RPA.

doi: 10.1016/0375-9474(95)00016-T
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1995TE01      Nucl.Phys. A586, 249 (1995)

G.Teneva, F.Simkovic, A.Bobyk, M.K.Cheoun, A.Faessler, S.B.Khadkikar

Two-Vacua RPA and the Two-Neutrino DOuble-Beta Decay

RADIOACTIVITY ⁴⁸Ca(2β); calculated Gamow-Teller strength functions, 2ν-accompanied 2β-decay. Two-vacua RPA.

doi: 10.1016/0375-9474(94)00795-O
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1993CH29      Nucl.Phys. A561, 74 (1993)

M.K.Cheoun, A.Bobyk, A.Faessler, F.Simkovic, G.Teneva

Neutron-Proton Pairing in Light Nuclei and Two-Neutrino Double-Beta Decay

RADIOACTIVITY ⁴⁸Ca(2β); calculated 2ν-accompanied 2β-decay T_1/2, Gamow-Teller matrix element vs (particle)(particle) strength parameter. Specialized Hartree-Fock-Bogoliubov method.

NUCLEAR STRUCTURE ^46,48Ti, ⁵⁰Cr, ^58,60Ni, ^62,64Zn; calculated HFB, BCS nucleon pairing gaps. Specialized Hartree-Fock-Bogoliubov method.

doi: 10.1016/0375-9474(93)90166-U
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1993CH34      Nucl.Phys. A564, 329 (1993)

M.K.Cheoun, A.Bobyk, A.Faessler, F.Simkovic, G.Teneva

Two-Neutrino Double-Beta Decay in Coupled QRPA with Neutron-Proton Pairing

RADIOACTIVITY ^46,48Ca, ⁷⁶Ge, ⁸²Se(2β); calculated 2ν-accompanied double β-decay rates; deduced np pairing correlations role, particle-particle strength parameter dependences.

doi: 10.1016/0375-9474(93)90508-U
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