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NSR database version of April 27, 2024.

Search: Author = W.A.Dar

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2019BI06      Eur.Phys.J. A 55, 159 (2019)

S.Biswas, R.Palit, S.Frauendorf, U.Garg, W.Li, G.H.Bhat, J.A.Sheikh, J.Sethi, S.Saha, P.Singh, D.Choudhury, J.T.Matta, A.D.Ayangeakaa, W.A.Dar, V.Singh, S.Sihotra

Longitudinal wobbling in ¹³³La

NUCLEAR REACTIONS ¹²⁶Te(¹¹B, 4n)¹³³La, E=52 MeV; measured Eγ, Iγ(θ), γγ-coin, γγγ-coin using INGA (21 Compton suppressed HPGe coupled with digital data acquisition system); deduced ¹³³La lower levels, J, π, γ transitions, angular distribution plots for pure 758, 874, 982 keV M1 transitions in coincidence with 445 keV transition, perpendicular and parallel spectra, a₃₂-a₄ contour plots, Direction Correlation from Oriented states (DCO) ratio spectra, B(E2)_in, B(E2)_out, B(M1)_out γ-transitions strengths, mixing ratios, wobbling bands with n_ω=0 and 1 with interconnecting E2 transitions, increase of wobbling of frequency; calculated ¹³³La angular distribution plots, a₂-a₄ contour plots, Direction Correlation from Oriented states (DCO) using Quasiparticle-Triaxial-Rotor (QTR) model with and without Harmonic Frozen Approximation (HFA) theory, Tilted Axis Cranking (TAC) model; deduced longitudinal wobbling for ¹³³La. Data compared with recently published ¹³³La study using ¹¹⁶Cd(²²Ne, x) at Gammasphere.

doi: 10.1140/epja/i2019-12856-5
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Data from this article have been entered in the XUNDL database. For more information, click here.

2016SH38      Phys.Scr. 91, 063015 (2016)

J.A.Sheikh, G.H.Bhat, W.A.Dar, S.Jehangir, P.A.Ganai

Microscopic nuclear structure models and methods: chiral symmetry, wobbling motion and γ-bands

NUCLEAR STRUCTURE ⁶⁸Ge, ^103,105Rh, ^{124,126,128,130,132}Cs, ^132,134Ce, ¹³⁵Pr, ^134,136,138Nd, ^{154,156,158,160,162,164}Dy, ¹⁸⁰Hf, ¹⁸⁰Hg, ²³⁸U; calculated rotational bands, levels, J, π, B(E2) using TPSM (Triaxial Projected Shell Model) with both axial and nonaxial deformation. Compared with available data.

doi: 10.1088/0031-8949/91/6/063015
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2015DA01      Nucl.Phys. A933, 123 (2015)

W.A.Dar, J.A.Sheikh, G.H.Bhat, R.Palit, R.N.Ali, S.Frauendorf

Microscopic study of doublet bands in odd-odd A ∼ 100 nuclei

NUCLEAR STRUCTURE ^98,100Tc, ^104,106Rh, ^104,106Ag; calculated negative parity yrast band, energy, J, π, B(M1), B(E2), deformation, triaxial deformation using microscopic triaxial projected shell model. Compared with data.

doi: 10.1016/j.nuclphysa.2014.10.045
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2014BH02      Phys.Rev. C 89, 014328 (2014)

G.H.Bhat, W.A.Dar, J.A.Sheikh, Y.Sun

Nature of γ deformation in Ge and Se nuclei and the triaxial projected shell model description

NUCLEAR STRUCTURE ⁷⁶Ge; calculated levels, J, π of yrast band, γ band, and 2γ band, level and Eγ versus spin plots for bands, staggering parameter S(I) for γ band, B(E2) values for yrast band. ^{70,72,74,78,80}Ge, ^76,78,80,82Se; calculated band energies, staggering parameter, B(E2), Eγ versus spin plots for bands. Multi-quasiparticle triaxial projected shell model (TPSM) calculations. Comparison with spherical shell-model (SSM) calculations, and with experimental data.

doi: 10.1103/PhysRevC.89.014328
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