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NSR database version of April 27, 2024.

Search: Author = A.Ullah

Found 8 matches.

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2024CA04      Eur.Phys.J. A 60, (2024)

N.Cakmak, J.-U.Nabi, A.Mehmood, A.Ullah, R.Tahir

Allowed and forbidden β-decay log ft values of neutron-rich Pb and Bi isotopes

RADIOACTIVITY ^{210,211,212,213,214,215}Pb, ^{210,211,212,213,214,215}Bi(β^-); calculated β-decay log ft values using the proton-neutron quasiparticle random phase approximation (pn-QRPA) model. Comparison with experimental data.

doi: 10.1140/epja/s10050-024-01298-3
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2022NA29      Can.J.Phys. 100, 329 (2022)

J.-U.Nabi, A.Ullah, A.Kabir, A.Muneem, M.Boyukata

Investigation of Gamow-Teller strength of ¹⁸⁶Hg within deformed pn-QRPA

RADIOACTIVITY ¹⁸⁶Hg(EC); analyzed available data; calculated impact of nuclear deformation on the energy distribution of the GT strength within the framework of proton-neutron quasiparticle random phase approximation (pn-QRPA) based on the deformed Nilsson potential.

doi: 10.1139/cjp-2021-0415
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2022NA41      Phys.Scr. 97, 125302 (2022)

J.-U.Nabi, A.Ullah, Z.Khan

Investigation of β-decay properties of neutron-rich Cerium isotopes

RADIOACTIVITY ^{120,121,122,123,124,125,126,127,128,129,130,131,132,133,134,135,136,137}Ce(β⁺), ^{138,139,140,141,142,143,144,145,146,147,148,149,150,151,152,153,154,155,156,157}Ce(β^-); calculated centroid and total Gamow-Teller (GT) strength values of the GT strength within the proton-neutron quasiparticle random phase approximation (pn-QRPA) approach. Comparison with available data.

doi: 10.1088/1402-4896/ac9be7
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2022UL01      Nucl.Phys. A1027, 122513 (2022)

A.Ullah, J.-U.Nabi

Impact of Coulomb correction factor on rate of change of lepton fraction during presupernova evolution

doi: 10.1016/j.nuclphysa.2022.122513
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2022UL02      Phys.Scr. 97, 105305 (2022)

A.Ullah, J.-U.Nabi

Electron capture and β-decay rates for nuclei with A = 65-80

RADIOACTIVITY ^66,67,68,69Cu, ⁷¹Cu, ^77,78,79Ge, ^73,75,77Ga, ⁶⁷Ni(EC), ^67,68Ni, ^69,70,71Cu, ^66,67,68Co, ^75,77Ga(β^-); calculated electron capture and β-decay rates using the proton-neutron quasiparticle random phase approximation model (pn-QRPA). Comparison with available data.

doi: 10.1088/1402-4896/ac8dcb
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2021NA29      Phys.Scr. 96, 115303 (2021)

J.-U.Nabi, N.Cakmak, A.Ullah, A.U.Khan

β-decay of N = 126 isotones for the r-process nucleosynthesis

RADIOACTIVITY ¹⁹⁰Gd, ¹⁹¹Tb, ¹⁹²Dy, ¹⁹³Ho, ¹⁹⁴Er, ¹⁹⁵Tm, ¹⁹⁶Yb, ¹⁹⁷Lu, ¹⁹⁸Hf, ¹⁹⁹Ta, ²⁰⁰W, ²⁰¹Re, ²⁰²Os, ²⁰³Ir, ²⁰⁴Pt, ²⁰⁵Au, ²⁰⁶Hg(β^-), (β^-n); calculated decay rates, T_1/2, β-delayed neutron emission probabilities, phase space. Comparison with available data.

doi: 10.1088/1402-4896/ac13e4
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2020NA28      Nucl.Phys. A1002, 121985 (2020)

J.-U.Nabi, M.Boyukata, A.Ullah, M.Riaz

Nuclear structure properties of even-even chromium isotopes and the effect of deformation on calculated electron capture cross sections

NUCLEAR REACTIONS ^{46,48,50,52,54,56,58,60,62,64,66}Cr(E, X), E not given; calculated electron capture σ.

NUCLEAR STRUCTURE ^{46,48,50,52,54,56,58,60,62,64,66}Cr; calculated energy levels, J, π, B(E2), B(GT), deformation parameters.

doi: 10.1016/j.nuclphysa.2020.121985
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2019NA19      Acta Phys.Pol. B50, 1523 (2019)

J.-U.Nabi, A.Ullah, S.A.A.Shah, G.Daraz, M.Ahmad

β-decay Properties of Waiting-point Nuclei for Astrophysical Applications

doi: 10.5506/aphyspolb.50.1523
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