NSR Query Results
Output year order : Descending NSR database version of April 25, 2024. Search: Author = S.Nag Found 34 matches. 2024PR03 Phys.Rev. C 109, 034301 (2024) M.Prajapati, S.Nag, A.K.Singh, A.Al-Khatib, H.Hubel, A.Neusser-Neffgen, G.B.Hagemann, G.Sletten, B.Herskind, C.R.Hansen, G.Benzoni, A.Bracco, R.V.F.Janssens, M.P.Carpenter, P.Chowdhury Possible wobbling phenomenon in 125Xe
doi: 10.1103/PhysRevC.109.034301
2023MU10 Phys.Rev. C 107, 054310 (2023) A.Mukherjee, S.Bhattacharya, T.Trivedi, S.Tiwari, R.P.Singh, S.Muralithar, Yashraj, K.Katre, R.Kumar, R.Palit, S.Chakraborty, S.Jehangir, N.Nazir, S.P.Rouoof, G.H.Bhat, J.A.Sheikh, N.Rather, R.Raut, S.S.Ghugre, S.Ali, S.Rajbanshi, S.Nag, S.S.Tiwary, A.Sharma, S.Kumar, S.Yadav, A.K.Jain Evidence of transverse wobbling motion in 151Eu NUCLEAR REACTIONS 148Nd(7Li, 4n)151Eu, E=30 MeV; measured Eγ, Iγ, γγ-coin γγ(θ). 151Eu; deduced levels, J, π, high-spin states, directional correlation of oriented states (DCO) ratio, polarization asymmetries, mixing ratios, δ, rotational bands structure, B(E2in)/B(E2out), B(M1in)/B(E2out). Comparison to triaxial projected shell model calculations. Evidences of presence of transverse wobbling in 151Eu. Systematics of wobbling excitation energies for 151Eu, 135Pr, 133Ba, 183Au, 187Au, 133La and 127Xe. Indian National Gamma Array (INGA) consisting of 16 Compton suppressed clover detectors and 2 ancillary LEPS detectors at 15 UD pelletron (IUAC, New Delhi).
doi: 10.1103/PhysRevC.107.054310
2022BH04 Phys.Rev. C 106, 044312 (2022) S.Bhattacharya, T.Trivedi, A.Mukherjee, D.Negi, R.P.Singh, S.Muralithar, S.Jehangir, G.H.Bhat, N.Nazir, J.A.Sheikh, N.Rather, R.Palit, S.Nag, S.Rajbanshi, S.Chakraborty, S.Kumar, M.Kumar Raju, V.V.Parkar, D.Choudhury, R.Kumar, R.K.Bhowmik, S.C.Pancholi, A.K.Jain Evidence for prolate-oblate shape coexistence in the odd-A 7335Br38 nucleus NUCLEAR REACTIONS 50Cr(28Si, pα)73Br, E=90 MeV; measured Eγ, Iγ, γγ-coin, γ(θ), 73Br; deduced levels, J, π, high-spin states states, bands structure, δ, T1/2 of 9/2+ excited state, polarization asymmetry, DCO and ADO ratios. Comparison to Projected shell model (PSM) calculations and other experimental data. Systematics of monopole transition strength in 73Br, calculated from the semiempirical approach with neighboring Se, Br, and Kr. Evidences provided for the prolate-oblate shape coexistence at low excitation energy. INGA array at IUAC, New Delhi.
doi: 10.1103/PhysRevC.106.044312
2022DE09 Phys.Rev. C 105, 044307 (2022) P.Dey, D.Negi, R.Palit, P.C.Srivastava, Md.S.R.Laskar, B.Das, F.S.Babra, S.Bhattacharya, B.Das, K.Rojeeta Devi, R.Gala, U.Garg, S.S.Ghugre, E.Ideguchi, S.Kumar, A.Kundu, G.Mukherjee, S.Muralithar, S.Nag, S.Nandi, Neelam, M.K.Raja, R.Raut, R.Santra, A.Sharma, S.Sihotra, A.K.Singh, R.P.Singh, T.Trivedi Experimental investigation of high-spin states in 90Zr NUCLEAR REACTIONS 82Se(13C, 5n), E=60 MeV; measured Eγ, Iγ, γγγ-coin, γ(θ). 90Zr; deduced levels, J, π, DCO ratios, polarization asymmetry, multipolarity, high-spin states, bands structure, configurations. Comparison to shell-model calculations with the GWBXG effective interaction. Indian National Gamma Array (INGA) at TIFR-BARC Pelletron Linac Facility.
doi: 10.1103/PhysRevC.105.044307
2022KA24 Eur.Phys.J. A 58, 159 (2022) D.Kanjilal, S.K.Dey, S.S.Bhattacharjee, A.Bisoi, M.Das, C.C.Dey, S.Nag, R.Palit, S.Ray, S.Saha, J.Sethi, S.Saha High-spin states of 204At: isomeric states and shears band structure NUCLEAR REACTIONS 197Au(12C, 5n)204At, E=65, 75 MeV; measured Eγ, Iγ, γγ-coin, γγ(θ)(DCO), γγ(linar polarization), isomer T1/2 using INGA array of 15 HPGe cluster detectors at the BARC-TIFR Pelletron-Linac facility. 204At; deduced high-spin levels, J, π, multipolarities, B(M1)/B(E2), configurations, bands, magnetic-rotational (shears) band. Comparison with principal axis cranking (SPAC) model calculations.
doi: 10.1140/epja/s10050-022-00809-4
2022MU03 Phys.Rev. C 105, 014322 (2022) A.Mukherjee, S.Bhattacharya, T.Trivedi, R.P.Singh, S.Muralithar, D.Negi, R.Palit, S.Nag, S.Rajbanshi, M.Kumar Raju, S.Kumar, D.Choudhury, R.Kumar, R.K.Bhowmik, S.C.Pancholi, A.K.Jain Shape coexistence and octupole correlations in 72Se NUCLEAR REACTIONS 50Cr(28Si, 2pα)72Se, E=90 MeV; measured Eγ, Iγ, γγ-coin, γγ(θ)(DCO), γγ(θ)(ADO), γγ-linear polarization asymmetries using INGA array of 17 Compton-suppressed clover detectors at the 15UD Pelletron accelerator of IUAC, New Delhi. 72Se; deduced high-spin levels, J, π, multipolarities, multipole mixing ratios, Kπ=0+ bands, γ-band, alignments, B(E1)/B(E2) ratios, octupole correlations, intrinsic dipole moment D0 for the octupole band; calculated single-particle energy as a function of β2 for fixed triaxiality and hexadecapole deformation parameters, single-particle proton and neutron energy levels; bands interpreted in terms of the total Routhian surface (TRS) calculations. Systematics of B(E1)/B(E2) ratios and D0 values for 72Se, 73Br, 114,116,117Xe, 125Ba, and for energies of 3- states for 70,72,74,76,78,80,82Se.
doi: 10.1103/PhysRevC.105.014322
2020BA12 Phys.Rev. C 101, 024309 (2020) A.Basu, A.K.Singh, S.Nag, G.B.Hagemann, G.Sletten, B.Herskind, A.N.Wilson, J.Rogers, I.Ragnarsson, H.Hubel, S.Chmel, R.V.F.Janssens, M.P.Carpenter, T.L.Khoo, F.G.Kondev, T.Lauritsen, S.Zhu, A.Korichi, P.Fallon, B.M.Nyako, J.Timar Evolution of collective and noncollective structures in 123Xe NUCLEAR REACTIONS 80Se(48Ca, 5n)123Xe, E=207 MeV; measured Eγ, Iγ, γγ-coin, γ-ray angular distribution ratios using Gammasphere array at ATLAS-ANL facility. 123Xe; deduced high-spin levels, J, π, multipolarities, rotational bands, configurations, alignments, B(E1), B(E1)/B(E2); calculated total-energy surfaces in (ϵ2, γ) plane. Comparison with cranked Nilsson-Strutinsky (CNS) calculations.
doi: 10.1103/PhysRevC.101.024309
2020DA05 Phys.Rev. C 101, 044310 (2020) A.Das, A.Bisoi, M.S.Sarkar, S.Sarkar, S.Ray, D.Pramanik, R.Kshetri, S.Nag, P.Singh, K.Selvakumar, A.Goswami, S.Saha, J.Sethi, T.Trivedi, B.S.Naidu, R.Donthi, V.Nanal, R.Palit High spin states of 37Ar NUCLEAR REACTIONS 27Al(12C, np), E=40 MeV; measured Eγ, Iγ, γγ-coin, γγ(θ)(DCO and ADO), γγ(linear polarization) using the INGA array at the 14UD Pelletron accelerator of TIFR-Mumbai. 37Ar; deduced high-spin levels, J, π, γ-branching ratios, multipolarities, mixing ratios, B(E1), B(M1), B(E2), B(M2). Comparison with large basis shell model calculations using OXBASH code with SDPFMW interaction, and with simple two-level mixing calculation. Comparison with previous experimental results. NUCLEAR STRUCTURE 37Ar; calculated levels, J, π, γ-branching ratios, wave functions amplitudes and partitions for the positive- and negative-parity states, B(E1), B(M1), B(E2), B(M2), level half-lives, 0p-0h configuration mixing in yrast levels. Large basis shell model calculations using OXBASH code with SDPFMW interaction, and simple two-level mixing calculations. Comparison with experimental data.
doi: 10.1103/PhysRevC.101.044310
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
2019AL28 Phys.Lett. B 798, 134960 (2019) S.Ali, S.Rajbanshi, R.Raut, H.Pai, Y.Y.Wang, G.Gangopadhyay, J.Meng, R.Palit, S.Nag, A.Bisoi, S.Saha, J.Sethi, S.Bhattacharyya, S.Chattopadhyay, G.Mukherjee, A.K.Singh, T.Trivedi, A.Goswami Evidence of the octupole correlation between the shears bands in 142Eu NUCLEAR REACTIONS 116Cd(31P, 5n)142Eu, E=148 MeV; measured reaction products, Eγ, Iγ; deduced γ-ray energies, levels, J, π, branching ratio, level T1/2, B(M1), B(E1), B(E2), two opposite parity dipole bands, octupole correlation.
doi: 10.1016/j.physletb.2019.134960
2019BH04 Phys.Rev. C 100, 014315 (2019) S.Bhattacharya, T.Trivedi, D.Negi, R.P.Singh, S.Muralithar, R.Palit, I.Ragnarsson, S.Nag, S.Rajbanshi, M.Kumar Raju, V.V.Parkar, G.Mohanto, S.Kumar, D.Choudhury, R.Kumar, R.K.Bhowmik, S.C.Pancholi, A.K.Jain Evolution of collectivity and evidence of octupole correlations in 73Br NUCLEAR REACTIONS 50Cr(28Si, pα), E=90 MeV; measured Eγ, Iγ, γγ-coin, γγ(θ)(DCO), γγ(lin pol), and level half-lives by DSAM and line-shape method using the INGA array at 15UD Pelletron accelerator of IUAC. 73Br; deduced high-spin levels, J, π, multipolarities, bands, octupole band, B(E2), B(E1), B(M1), B(E1)/B(E2) ratios, transition quadrupole moments, configurations, octupole correlations, possible band termination at higher spin; calculated low-lying configurations, total Routhian surfaces using cranked Nilsson-Strutinsky method, and compared with experimental data.
doi: 10.1103/PhysRevC.100.014315
2019SA28 Phys.Rev. C 99, 054301 (2019) S.Saha, R.Palit, J.Sethi, S.Biswas, P.Singh, S.Nag, A.K.Singh, I.Ragnarsson, F.S.Babra, U.Garg, A.Goswami, E.Ideguchi, H.C.Jain, S.Kumar, Md.S.R.Laskar, G.Mukherjee, Z.Naik, C.S.Palshetkar Observation of rotation about the longest principal axis in 89Zr NUCLEAR REACTIONS 80Se(13C, 4n), E=50, 60 MeV; measured Eγ, Iγ, γγ-coin, γγ(θ)(DCO), γγ(polarization asymmetry), and level half-lives by DSAM using INGA array at TIFR accelerator facility. 89Zr; deduced high-spin levels, J, π, multipolarities, dipole band, B(M1), configuration; calculated excitation energy relative to a rotating liquid drop energy as a function of spin, and total energy surface plots using cranked Nilsson-Strutinsky model.
doi: 10.1103/PhysRevC.99.054301
2018SI03 Phys.Rev. C 97, 024323 (2018) A.K.Singh, A.Basu, S.Nag, H.Hubel, J.Domscheit, I.Ragnarsson, A.Al-Khatib, G.B.Hagemann, B.Herskind, D.R.Elema, J.N.Wilson, R.M.Clark, M.Cromaz, P.Fallon, A.Gorgen, I.-Y.Lee, D.Ward, W.C.Ma Absence of paired crossing in the positive parity bands of 124Cs NUCLEAR REACTIONS 64Ni(64Ni, 3np), E=265 MeV from the 88-inch cyclotron at Lawrence Berkeley National Laboratory; measured Eγ, Iγ, γγ-coin, γγ(θ) angular distribution ratios using Gammasphere array of 100 Compton-suppressed Ge detectors, enriched target. 124Cs; deduced high-spin levels, J, π, multipolarities, rotational bands, chiral partner bands, configurations, alignments, band crossings; calculated potential-energy surfaces, single-neutron routhians. Comparison with configuration-dependent cranked Nilsson-Strutinsky model calculations.
doi: 10.1103/PhysRevC.97.024323
2017AL30 Phys.Rev. C 96, 021304 (2017) S.Ali, S.Rajbanshi, B.Das, S.Chattopadhyay, M.S.Sarkar, A.Goswami, R.Raut, A.Bisoi, S.Nag, S.Saha, J.Sethi, R.Palit, G.Gangopadhyay, T.Bhattacharjee, S.Bhattacharyya, G.Mukherjee, A.K.Singh, T.Trivedi Evidence of antimagnetic rotation in an odd-odd nucleus: The case of 142Eu NUCLEAR REACTIONS 116Cd(31P, 5n), E=148 MeV; measured Eγ, Iγ, γγ-coin, γ(θ), γγ(θ)(ADO and DCO ratios), γγ(linear polarization), level half-lives by DSAM using INGA array at 14UD Pelletron-Linear facility of TIFR-Mumbai. 142Eu; deduced high-spin levels, J, π, band, multipolarities, mixing ratio, B(E2), dynamic moment of inertia J(2), J(2)/B(E2) ratios, antimagnetic rotational (AMR) band, and configuration. Comparison with predictions of semiclassical geometric model, and with the experimental data for AMR band in 143Eu.
doi: 10.1103/PhysRevC.96.021304
2017MU12 Phys.Rev. C 96, 014315 (2017); Pub. Note Phys.Rev. C 96, 019901 (2017) S.Mukhopadhyay, D.C.Biswas, S.K.Tandel, S.Frauendorf, L.S.Danu, P.N.Prashanth, B.N.Joshi, G.K.Prajapati, B.V.John, S.Nag, T.Trivedi, S.Saha, J.Sethi, R.Palit, P.K.Joshi Semi-decoupled band and other high-spin band structures in 188Pt NUCLEAR REACTIONS 174Yb(18O, 4n)188Pt, E=85 MeV; measured Eγ, Iγ, γγ-coin, γγ(θ)(DCO), γγ(linear pol)(IPDCO) using the INGA array at the Pelletron-Linac facility of TIFR-Mumbai. 188Pt; deduced high-spin levels, J, π, multipolarities, bands, semi-decoupled band, alignments, staggering. Comparison with cranking model calculations. Systematics of staggering and negative-parity sequences based on 5- in 186,188,190,192,194,196Pt.
doi: 10.1103/PhysRevC.96.014315
2016NA29 Phys.Rev. C 94, 034307 (2016) S.Nag, A.K.Singh, G.B.Hagemann, G.Sletten, B.Herskind, T.Dossing, I.Ragnarsson, H.Hubel, A.Burger, S.Chmel, A.N.Wilson, J.Rogers, M.P.Carpenter, R.V.F.Janssens, T.L.Khoo, F.G.Kondev, T.Lauritsen, S.Zhu, A.Korichi, E.A.Stefanova, P.Fallon, B.M.Nyako, J.Timar, K.Juhasz Observation of high-spin bands with large moments of inertia in 124Xe NUCLEAR REACTIONS 80Se(48Ca, 4n)124Xe, E=207 MeV; measured Eγ, Iγ, γγ-coin using GAMMASPHERE array at ATLAS-ANL facility. 124Xe; deduced high-spin levels, J, π, bands, moment of inertia plots, configurations; calculated total-energy surface contours Comparison with cranked Nilsson-Strutinsky calculations. Systematics of alignment plots in 120Te, 125I, 124,125,126Xe, 124Ba, 132Ce.
doi: 10.1103/PhysRevC.94.034307
2016RA33 Phys.Rev. C 94, 044318 (2016) S.Rajbanshi, S.Ali, A.Bisoi, S.Nag, S.Saha, J.Sethi, T.Bhattacharjee, S.Bhattacharyya, S.Chattopadhyay, G.Gangopadhyay, G.Mukherjee, R.Palit, R.Raut, M.S.Sarkar, A.K.Singh, T.Trivedi, A.Goswami Shears mechanism and development of collectivity in 141Sm NUCLEAR REACTIONS 116Cd(31P, 5np), E=148 MeV; measured Eγ, Iγ, γγ-coin, γ(θ), γγ(θ)(DCO), γγ(θ)(ADO), γγ(linear polarization), level half-lives by DSAM using the INGA array at TIFR Pelletron Linac facility. 141Sm; deduced high-spin levels, J, π, multipolarities, mixing ratios, configurations, B(M1), magnetic-dipole rotational (MR) band; calculated contour plots of TRS calculations for two bands. Comparison with principal axis cranking (SPAC) model calculation involving shears mechanism. Systematics of spin versus angular frequency plots for MR bands in 139,141,142Sm, 142Gd, 143Eu.
doi: 10.1103/PhysRevC.94.044318
2015RA12 Phys.Lett. B 748, 387 (2015) S.Rajbanshi, S.Roy, S.Nag, A.Bisoi, S.Saha, J.Sethi, T.Bhattacharjee, S.Bhattacharyya, S.Chattopadhyay, G.Gangopadhyay, G.Mukherjee, R.Palit, R.Raut, M.S.Sarkar, A.K.Singh, T.Trivedi, A.Goswami Antimagnetic rotation and sudden change of electric quadrupole transition strength in 143Eu NUCLEAR REACTIONS 116Cd(31P, 4n), E=148 MeV; measured reaction products, Eγ, Iγ; deduced γ-ray energies, J, π, level scheme, B(E2). Comparison with theoretical calculations.
doi: 10.1016/j.physletb.2015.07.033
2014BI03 Phys.Rev. C 89, 024303 (2014) A.Bisoi, M.S.Sarkar, S.Sarkar, S.Ray, D.Pramanik, R.Kshetri, S.Nag, K.Selvakumar, P.Singh, A.Goswami, S.Saha, J.Sethi, T.Trivedi, B.S.Naidu, R.Donthi, V.Nanal, R.Palit High spin spectroscopy in 34Cl NUCLEAR REACTIONS 27Al(12C, nα), E=40 MeV; measured Eγ, Iγ, γγ-coin, γγ(θ)(DCO), γγ(linear polarization), level half-lives by DSAM using INGA array at TIFR accelerator facility. 34Cl; deduced high-spin levels, J, π, multipolarity, mixing ratio, B(E2). Comparison with large-basis shell-model calculations. NUCLEAR STRUCTURE 34Cl; calculated levels, J, π, wave functions, γ-branching ratios, B(M1), B(E2), B(M2) using large-basis shell-model (LBSM) calculations for different truncation schemes. OXBASH computer code. Comparison with experimental data.
doi: 10.1103/PhysRevC.89.024303
2014BI16 Phys.Rev. C 90, 024328 (2014) A.Bisoi, M.S.Sarkar, S.Sarkar, S.Ray, D.Pramanik, R.Kshetri, S.Nag, K.Selvakumar, P.Singh, A.Goswami, S.Saha, J.Sethi, T.Trivedi, B.S.Naidu, R.Donthi, V.Nanal, R.Palit Collective excitations in 33S NUCLEAR REACTIONS 27Al(12C, npα)33S, E=40 MeV; measured Eγ, Iγ, γγ-coin, γγ(θ)(DCO), γγ(linear polarization), level half-lives by DSAM using INGA array at TIFR Pelletron facility. 33S; deduced levels, J, π, branching ratios, multipolarity, mixing ratio, B(M1), B(E1), B(E2), configurations. Comparison with large-scale shell model calculations. NUCLEAR STRUCTURE 33S; calculated levels, J, π, configurations, wave functions, B(E1), B(M1), B(E2), alignment plot using large-basis shell model approach. Comparison with experimental data.
doi: 10.1103/PhysRevC.90.024328
2014MU12 Phys.Lett. B 739, 462 (2014) S.Mukhopadhyay, D.C.Biswas, S.K.Tandel, L.S.Danu, B.N.Joshi, G.K.Prajapati, S.Nag, T.Trivedi, S.Saha, J.Sethi, R.Palit, P.K.Joshi Coexisting shape- and high-K isomers in the shape transitional nucleus188Pt NUCLEAR REACTIONS 174Yb(18O, 4n)188Pt, E=85 MeV; measured reaction products, Eγ, Iγ, γ-γ-coin.; deduced energy levels, J, π, B(E2), K-isomeric states, shape evolution, yrast positive parity structure. Comparison with available data, Ultimate Cranker calculations.
doi: 10.1016/j.physletb.2014.10.069
2014NA30 Phys.Rev. C 90, 037302 (2014) S.Nag, P.Singh, A.K.Singh, A.Burger, M.P.Carpenter, S.Chmel, P.Fallon, G.B.Hagemann, B.Herskind, H.Hubel, R.V.F.Janssens, K.Juhasz, T.L.Khoo, F.G.Kondev, A.Korichi, T.Lauritsen, B.M.Nyako, I.Ragnarsson, J.Rogers, G.Sletten, J.Timar, A.N.Wilson, S.Zhu Revised level structure of 120Te NUCLEAR REACTIONS 80Se(48Ca, 4nα), E=207 MeV; measured Eγ, Iγ, γγ-coin, γ(θ) using Gammasphere array. 120Te; deduced high-spin levels, J, π, multipolarity, rotational bands. Comparison with cranked Nilsson-Strutinsky model calculations.
doi: 10.1103/PhysRevC.90.037302
2014RA03 Phys.Rev. C 89, 014315 (2014) S.Rajbanshi, A.Bisoi, S.Nag, S.Saha, J.Sethi, T.Trivedi, T.Bhattacharjee, S.Bhattacharyya, S.Chattopadhyay, G.Gangopadhyay, G.Mukherjee, R.Palit, R.Raut, M.S.Sarkar, A.K.Singh, A.Goswami Shape coexistence in the near-spherical 142Sm nucleus NUCLEAR REACTIONS 116Cd(31P, 4np), E=148 MeV; measured Eγ, Iγ, γγ-coin, γ(θ), γγ(θ)(DCO), γ(θ)(ADO), γγ(linear polarization), level half-lives by DSAM and isomer half-lives by γ(t) using INGA array at TIFR-BARC Pelletron Linac facility. 142Sm; deduced high-spin levels, J, π, multipolarity, bands, magnetic dipole rotational band, B(M1), B(E2), configurations; calculated total energy surfaces contours in β2-γ plane. Comparison with shell model, cranked Nilsson-Strutinsky (CNS), and semiclassical principle axis cranking (SPAC) model calculations.
doi: 10.1103/PhysRevC.89.014315
2014RA11 Phys.Rev. C 89, 061303 (2014) N.Rather, S.Roy, P.Datta, S.Chattopadhyay, A.Goswami, S.Nag, R.Palit, S.Pal, S.Saha, J.Sethi, T.Trivedi, H.C.Jain Antimagnetic rotation in 104Pd NUCLEAR REACTIONS 96Zr(13C, 5n), E=63 MeV; measured Eγ, Iγ, γγ-coin, level half-lives by DSA using INGA array at 14-UD Pelletron at TIFR. 104Pd; deduced levels, J, π, B(E2), variation of B(E2) with angular momentum. Comparison with semiclassical particle plus rotor model calculations, and interpretation of yrast band members in terms of anti-magnetic rotation.
doi: 10.1103/PhysRevC.89.061303
2014RA18 Phys.Rev. C 90, 024318 (2014) S.Rajbanshi, A.Bisoi, S.Nag, S.Saha, J.Sethi, T.Bhattacharjee, S.Bhattacharyya, S.Chattopadhyay, G.Gangopadhyay, G.Mukherjee, R.Palit, R.Raut, M.S.Sarkar, A.K.Singh, T.Trivedi, A.Goswami Multiple magnetic rotational bands based on proton alignment in 143Eu NUCLEAR REACTIONS 116Cd(31P, 4n), E=148 MeV; measured Eγ, Iγ, γγ-coin, γγ(θ)(ADO), γγ(linear polarization), level half-lives by DSAM using INGA array at TIFR Pelletron facility. 143Eu; deduced high-spin levels, J, π, B(M1), multipolarities, magnetic-dipole (shears) rotational bands, configurations. Principal axis cranking model, and TRS calculations.
doi: 10.1103/PhysRevC.90.024318
2013BI10 Phys.Rev. C 88, 034303 (2013) A.Bisoi, M.S.Sarkar, S.Sarkar, S.Ray, M.R.Basu, D.Kanjilal, S.Nag, K.Selvakumar, A.Goswami, N.Madhavan, S.Muralithar, R.K.Bhowmik Superdeformation and α-cluster structure in 35Cl NUCLEAR REACTIONS 12C(28Si, pα)35Cl, E=110 MeV; measured Eγ, Iγ, γγ-coin, γγ(θ)(DCO), level half-lives by DSAM using INGA array at IUAC, Delhi facility. 35Cl; deduced high-spin levels, J, π, multipolarity, superdeformed band, B(E2), B(E1), configuration, average transition quadrupole moment and deformation parameter for SD band, alignment plot. Comparison with large-scale shell model calculations. Correlation of theoretical spectroscopic factors for SD band members in 35Cl with those of 36Ar.
doi: 10.1103/PhysRevC.88.034303
2013NA31 Phys.Rev. C 88, 044335 (2013) S.Nag, A.K.Singh, I.Ragnarsson, H.Hubel, A.Al-Khatib, P.Bringel, C.Engelhardt, A.Neusser-Neffgen, G.B.Hagemann, B.Herskind, G.Sletten, M.P.Carpenter, R.V.F.Janssens, T.L.Khoo, T.Lauritsen, R.M.Clark, P.Fallon, G.Benzoni, A.Bracco, F.Camera, P.Chowdhury Collective and noncollective excitations in 122Te NUCLEAR REACTIONS 82Se(48Ca, 4nα), E=200 MeV; measured Eγ, Iγ, γγ-coin, 3- and 4-fold γγ coincidences, γγ(θ)(ADO ratios) using Gammasphere array at ATLAS-ANL facility. 122Te; deduced high-spin levels, J, π, multipolarities, bands, configurations, alignments, dynamic moments of inertia; calculated total energy surface contours. Comparison with cranked Nilsson-Strutinsky model calculations. Systematics of band properties in 122Te, 125I, 125,126Xe, 132Ce.
doi: 10.1103/PhysRevC.88.044335
2013NA37 Eur.Phys.J. A 49, 145 (2013) S.Nag, P.Singh, K.Selvakumar, A.K.Singh, A.Bisoi, A.Goswami, S.Bhattacharya, S.Kumar, K.Singh, J.Sethi, S.Saha, T.Trivedi, S.V.Jadhav, R.Donthi, B.S.Naidu, R.Palit Non-collective states in 122Te NUCLEAR REACTIONS 116Cd(11B, 4np), E=65 MeV; measured in-beam Eγ, Iγ(θ), γγ-coin, γ linear polarization using Compton-suppressed clover detectors of INGA array. 122Te deduced levels, J, π, γ transitions, transition multipolarity, γ-ray asymmetry parameter from polarization; calculated levels, J, π using shell model with SM1, SM2, SM3 interactions.
doi: 10.1140/epja/i2013-13145-1
2013SE14 Phys.Rev. C 88, 024313 (2013) K.Selvakumar, A.K.Singh, S.Das, P.Singh, S.Nag, A.Gowsami, R.Raut, A.Mukherjee, U.Datta Pramanik, P.Dutta, S.Roy, G.Gangopadhyay, S.Bhowal, S.Muralithar, R.Kumar, R.P.Singh, M.K.Raju, T.Reddy Shape evolution in 123Cs and 124Ba nuclei NUCLEAR REACTIONS 96Zr(32S, 4np), (32S, 4n), E=140 MeV; measured Eγ, Iγ, level half-lives by DSAM using INGA array at IUAC facility. 123Cs, 124Ba; deduced high-spin levels, transition quadrupole moments, deformation parameters, shape change from prolate to triaxial. Comparison with cranked shell model calculations.
doi: 10.1103/PhysRevC.88.024313
2012NA01 Phys.Rev. C 85, 014310 (2012) S.Nag, A.K.Singh, A.N.Wilson, J.Rogers, H.Hubel, A.Burger, S.Chmel, I.Ragnarsson, G.Sletten, B.Herskind, M.P.Carpenter, R.V.F.Janssens, T.L.Khoo, F.G.Kondev, T.Lauritsen, S.Zhu, A.Korichi, H.Ha, P.Fallon, A.O.Macchiavelli, B.M.Nyako, J.Timar, K.Juhasz Collective and noncollective states in 120Te NUCLEAR REACTIONS 80Se(48Ca, 4nα), E=207 MeV; measured Eγ, Iγ, γγ-coin, γ(θ) using Gammasphere array. 120Te; deduced levels, J, π, multipolarity, high-spin rotational bands, non-collective states, moments of inertia; calculated Routhians, total energy surfaces. Comparison with cranked Nilsson-Strutinsky model calculations.
doi: 10.1103/PhysRevC.85.014310
2012SA36 Phys.Rev. C 86, 034315 (2012) S.Saha, R.Palit, J.Sethi, T.Trivedi, P.C.Srivastava, S.Kumar, B.S.Naidu, R.Donthi, S.Jadhav, D.C.Biswas, U.Garg, A.Goswami, H.C.Jain, P.K.Joshi, G.Mukherjee, Z.Naik, S.Nag, V.Nanal, R.G.Pillay, S.Saha, A.K.Singh Experimental investigation of shell-model excitations of 89Zr up to high spin NUCLEAR REACTIONS 80Se(13C, 4n)89Zr, E=50 MeV; measured Eγ, Iγ, γγ-coin, γγ(θ)(DCO), γγ(linear pol) using INGA array at TIFR Pelletron facility. 89Zr; deduced high-spin levels, J, π, multipolarity, configuration. Comparison with shell-model calculations. NUCLEAR STRUCTURE 89Zr; calculated levels, J, π, wave functions, configurations using shell-model with JUN45 and jj44b interactions.
doi: 10.1103/PhysRevC.86.034315
2012SI09 Phys.Rev. C 85, 054311 (2012) P.Singh, S.Nag, K.Selvakumar, A.K.Singh, I.Ragnarsson, A.Bisoi, A.Goswami, S.Bhattacharya, S.Kumar, K.Singh, J.Sethi, S.Saha, T.Trivedi, S.V.Jadhav, R.Donthi, B.S.Naidu, R.Palit High-spin spectroscopy of 122I NUCLEAR REACTIONS 116Cd(11B, 5n), E=65 MeV; measured Eγ, Iγ, γγ-coin, angular distribution ratios, γγ(linear pol) using INGA array at TIFR, Mumbai facility. 122I; deduced high-spin levels, J, π, bands, multipolarity, configurations, band-crossing frequencies, alignment plots, signature splitting, and B(M1)/B(E2) ratios; calculated total energy surface contours in β-γ plane. Cranked Nilsson-Strutinsky calculations.
doi: 10.1103/PhysRevC.85.054311
2011SI18 Phys.Rev. C 84, 024316 (2011) P.Singh, S.Nag, A.K.Singh, I.Ragnarsson, H.Hubel, A.Al-Khatib, P.Bringel, C.Engelhardt, A.Neusser-Neffgen, G.B.Hagemann, C.R.Hansen, B.Herskind, G.Sletten, A.Bracco, G.Benzoni, F.Camera, P.Fallon, R.M.Clark, M.P.Carpenter, R.V.F.Janssens, T.L.Khoo, T.Lauritsen, P.Chowdhury, H.Amro Highly deformed high-spin band in 125I NUCLEAR REACTIONS 82Se(48Ca, 4np), E=200 MeV; measured Eγ, Iγ, γγ- coin using Gammasphere array. 125I; deduced levels, J, π, highly-deformed bands, multipolarity, configurations, alignments, dynamic moments of inertia. 125I, 126Xe; calculated potential energy surfaces, Routhians using cranked Nilsson-Strutinsky formalism.
doi: 10.1103/PhysRevC.84.024316
2010SI21 Phys.Rev. C 82, 034301 (2010) P.Singh, S.Nag, A.K.Singh, H.Hubel, A.Al-Khatib, P.Bringel, C.Engelhardt, A.Neusser-Neffgen, I.Ragnarsson, M.P.Carpenter, R.V.F.Janssens, T.L.Khoo, T.Lauritsen, G.B.Hagemann, C.R.Hansen, B.Herskind, G.Sletten, A.Bracco, G.Benzoni, F.Camera, P.Fallon, R.M.Clark, P.Chowdhury, H.Amro Noncollective aligned and antialigned states in 125I NUCLEAR REACTIONS 82Se(48Ca, 4np), E=205 MeV; measured Eγ, Iγ, γγ-coin, γ(θ) ratios using Gammasphere array. 125I; deduced levels, J, π, bands, highly-deformed bands, multipolarities, and configurations. Comparison with cranked Nilsson-Strutinsky (CNS) calculations. NUCLEAR STRUCTURE 125I; calculated levels and total energy surfaces.
doi: 10.1103/PhysRevC.82.034301
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