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NSR database version of April 27, 2024.

Search: Author = A.Adhikari

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2024GU02      Nucl.Phys. A1042, 122806 (2024)

A.Gupta, S.Sharma, S.Das, A.Adhikari, A.Mondal, M.Chowdhury, Ch.D.Bagdia, L.Tribedi, V.Nanal, A.Bisoi, M.S.Sarkar, S.Sarkar

Lifetime measurement of the Ex = 2485.3 keV level of ²⁵Al populated through ²⁴Mg(p, γ)²⁵Al resonance reaction

NUCLEAR REACTIONS ²⁴Mg(p, γ), E=220-265 keV; measured reaction products, Eγ, Iγ. ²⁵Al; deduced γ-ray energies, energy levels, J, π, resonance state T_1/2, spectroscopic factor, γ-ray branching ratio, resonance parameters. Comparison with theoretical calculations. Doppler shift attenuation (DSA) method, the 14.5 GHz electron cyclotron resonance (ECR) ion accelerator at TIFR, Mumbai.

doi: 10.1016/j.nuclphysa.2023.122806
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2022AD11      Nucl.Phys. A1027, 122495 (2022)

A.Adhikari, D.Pramanik, S.Sarkar, M.Sarkar, A.Bisoi, S.Ray, S.Rajbanshi, S.Saha, J.Sethi, B.S.Naidu, R.Donthi, V.Nanal, R.Palit

Experimental evidences of shape co-existence in ¹⁵⁴Ho

NUCLEAR REACTIONS ¹⁴¹Pr(¹⁶O, 3n)¹⁵⁴Ho, E=82 MeV; measured reaction products, Eγ, Iγ, γ-γ-coin.; deduced γ-ray energies and relative intensities, partial level scheme, J, π, mixing ratios for the mixed transitions and parities. The Indian National Gamma Array (INGA) setup at BARC-TIFR Pelletron facility, Tata Institute of Fundamental Research, Mumbai.

doi: 10.1016/j.nuclphysa.2022.122495
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2022SA15      Phys.Rev. C 105, 044304 (2022)

Y.Sapkota, R.Rahaman, A.Bisoi, A.Adhikari, A.Gupta, A.Das, H.Ghosh, S.Sarkar, D.Pramanik, S.Das, S.Sharma, S.Ray, S.Rajbanshi, S.Dar, S.Nandi, S.Bhattacharya, T.Bhattacharjee, G.Mukherjee, S.Bhattacharyya, S.Samanta, S.Das, S.Chatterjee, R.Raut, S.S.Ghugre

Structural evolution and K mixing in ⁴⁹V

NUCLEAR REACTIONS ⁴⁸Ti(α, 2np), E=48 MeV; measured Eγ, Iγ, γγ-coin, γ(θ). ⁴⁹V; deduced levels, J, π, branching ratios, δ, DCO-ratios, B(M&1), B(E2), T_1/2 of several high-spin states, neutron and proton single-parti&&cle states occupation numbers, negative-parity bands structure; calculated leve total Routhian surface (TRS) plots in (β₂, γ) plane, single-particle proton and neutron energies in a rotating frame. ⁵⁰Cr; calculated levels, J, π, spectroscopic factors. Lifetimes of the levels extracted with line-shape analysis of Doppler-shifted spectra. Comparison of experimental results to large basis shell model (LBSM) calculations with KB3GPN effective interaction. Indian National Gamma Array (INGA) at K-130 cyclotron of Variable Energy Cyclotron Centre, Kolkata (VECC).

doi: 10.1103/PhysRevC.105.044304
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2021DA02      Nucl.Phys. A1006, 122079 (2021)

S.Das, A.Adhikari, S.S.Alam, S.Sharma, S.Aich, A.Gupta, Y.Sapkota, A.Das, A.Saha, S.K.Dey, D.Pramanik, A.Bisoi, I.Ray, T.Bhattacharjee, C.C.Dey, S.Sarkar, M.S.Sarkar

Decay spectroscopy of ^{117, 118}Sn

RADIOACTIVITY ^117,118Sb(EC), ¹¹⁷Sn(IT) [from In(α, X), E=32 MeV]; measured decay products, Eγ, Iγ, γ-γ-coin.; deduced γ-ray energies and intensities, J, π, level T_1/2. Comparison with available data, shell model calculations.

doi: 10.1016/j.nuclphysa.2020.122079
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2020RA14      Phys.Rev. C 102, 024315 (2020)

R.Rahaman, A.Bisoi, Y.Sapkota, A.Adhikari, A.Das, S.Sarkar, M.S.Sarkar, A.Goswami, S.Ray, M.R.Basu, D.Kanjilal, S.Nag, K.Selvakumar, N.Madhavan, S.Muralithar, R.K.Bhowmik

Spectroscopic study of ³⁸K above the 31.67 μs isomer

NUCLEAR REACTIONS ¹²C(²⁸Si, np)³⁸K, E=110 MeV; measured Eγ, Iγ, γγ(θ)(DCO and ADO), γγ(linear polarization) using the INGA array at 15UD Pelletron accelerator of IUAC-New Delhi. ³⁸K; deduced high-spin levels above the 31.67-μs isomer, J, π, multipolarities, mixing ratios. ³⁵Cl; measured γγ(θ)(DCO and ADO ratios) for six γ rays. Comparison with large-basis shell-model calculations using the code OXBASH.

NUCLEAR STRUCTURE ³⁸K; calculated levels, J, π, B(M1), B(E2), B(E3), spectroscopic factors, structure of the wave functions for excited states using large-basis shell-model calculations using the code OXBASH with different particle restrictions in sd- and pf -shell orbitals. Comparison with experimental data.

doi: 10.1103/PhysRevC.102.024315
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