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NSR database version of May 20, 2024.

Search: Author = T.Bhattacharjee

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2024KU05      Phys.Rev. C 109, 024304 (2024)

D.Kumar, A.Pal, S.Basak, T.Bhattacharjee, S.S.Alam, L.Gerhard, L.Knafla, A.Esmaylzadeh, M.Ley, F.Dunkel, K.Schomaker, J.-M.Regis, J.Jolie, Y.H.Kim, U.Koster

Lifetime measurement for the 15/2-1 and 13/2-1 levels in 129Sn

doi: 10.1103/PhysRevC.109.024304
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2022KU31      Phys.Rev. C 106, 034306 (2022)

D.Kumar, T.Bhattacharjee, S.S.Alam, S.Basak, L.Gerhard, L.Knafla, A.Esmaylzadeh, M.Ley, F.Dunkel, K.Schomaker, J.-M.Regis, J.Jolie, Y.H.Kim, U.Koster, G.S.Simpson, L.M.Fraile

Lifetimes and transition probabilities for low-lying yrast levels in 130, 132Te

RADIOACTIVITY 130,132Sb(β-); 130m,132mTe(IT) [from 233U(n, γ), E=thermal, followed by mass-separation of fission fragments by the Lohengrin separator at Institut Laue-Langevin, Grenoble]; measured Eγ, Iγ, γγ-coin, isomer and level T1/2 by γ(t) and γγ(t) fast-timing method using four LaBr3(Ce) detectors and two Clover HPGe detectors, and analyzed using generalized centroid difference (GCD) method, and by slope method. 130,132Te; deduced levels, T1/2 of levels and isomers, B(E2) for yrast members of the g.s. bands up to 10+, configurations. Comparison with large-basis shell model calculations, and with previous experimental results. Systematics of B(E2) values for g.s. band members up to 10+ for 126,128,130,132,134Te.

doi: 10.1103/PhysRevC.106.034306
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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), T1/2 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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2021BA35      Phys.Rev. C 104, 024320 (2021)

S.Basak, S.S.Alam, D.Kumar, A.Saha, T.Bhattacharjee

Shape coexistence scenario in 150Sm from a γ-γ fast-timing measurement

RADIOACTIVITY 150Pm(β-)[from 150Nd(p, n), E=8.0 MeV at VECC-Kolkata]; measured Eγ, Iγ, γγ-coin, level half-lives by γγ(t) using an array of six Compton-suppressed Clover HPGe detectors and VENTURE array of eight CeBr3 detectors. 150Sm; deduced levels, J, π, B(E2), ρ2(E0), shape coexistence and shape mixing. Comparison with IBM and DPPQ calculations. Systematics of B(E2) and ρ2(E0) values for 150,152Sm, 156,158Gd.

doi: 10.1103/PhysRevC.104.024320
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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, 118Sn

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 T1/2. Comparison with available data, shell model calculations.

doi: 10.1016/j.nuclphysa.2020.122079
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2020AL17      Eur.Phys.J. A 56, 269 (2020)

S.S.Alam, D.Banerjee, T.Bhattacharjee, P.Blaha, D.Kumar, A.Saha, M.S.Sarkar, S.Sarkar, S.K.Das

Measurement of electric quadrupole moment in neutron rich 131, 132I

RADIOACTIVITY 131,132Te(β-) [from U(α, F), E=40 MeV]; measured decay products, quadrupole frequencies, Eγ, Iγ; deduced γ-ray energies, J, π, electric quadrupole moments, deformation parameters, evolution of collectivity. Comparison with a large basis shell model calculations.

doi: 10.1140/epja/s10050-020-00281-y
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2020SA28      Eur.Phys.J. A 56, 189 (2020)

A.Saha, T.Bhattacharjee, D.Banerjee, D.Pandit, P.Das, S.Bhattacharya, R.Guin, S.K.Das, S.R.Banerjee

β-Decay endpoint energy measurement in 150Pm → 150Sm using β - γ coincidence

doi: 10.1140/epja/s10050-020-00194-w
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2019AL03      Phys.Rev. C 99, 014306 (2019)

S.S.Alam, T.Bhattacharjee, D.Banerjee, A.Saha, S.Das, M.S.Sarkar, S.Sarkar

Lifetimes and transition probabilities for the low-lying states in 131I and 132Xe

RADIOACTIVITY 131mTe[from 238U(α, F), E=40 MeV]; 132I(β-)[from decay of 132Te formed in 238U(α, F), E=40 MeV]; measured Eγ, Iγ, γγ-coin, level half-lives by γγ(t) fast-timing method, and half-life of 1797-keV nanosecond isomer in 131I by slope method using the VENTURE array of CeBr3 scintillators and VENUS arrays of six Compton-suppressed Clover HPGe detectors at the K-130 cyclotron facility of VECC, Kolkata. 131I, 132Xe; deduced levels, J, π, configurations, B(E1), B(E2), B(E3). Systematics of E1 decays from 11/2- levels in 121,123,125,127,131I, and 13/2- and 15/2- levels in 129Sb, 131,133I. Comparison with large-basis shell model calculations using the NUSHELLX code.

NUCLEAR STRUCTURE 131I, 132Xe; calculated levels, J, π, dominant particle partitions, configurations, and level half-lives using the large-basis shell model (LBSM) with the NUSHELLX code. Comparison with experimental data.

doi: 10.1103/PhysRevC.99.014306
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2019SA61      J.Phys.(London) G46, 055102 (2019); Corrigendum J.Phys.(London) G46, 109501 (2019)

A.Saha, T.Bhattacharjee, D.Curien, J.Dudek, I.Dedes, K.Mazurek, A.Gozdz, S.Tagami, Y.R.Shimizu, S.R.Banerjee, S.Rajbanshi, A.Bisoi, G.de Angelis, S.Bhattacharya, S.Bhattacharyya, S.Biswas, A.Chakraborty, S.Das Gupta, B.Dey, A.Goswami, D.Mondal, D.Pandit, R.Palit, T.Roy, R.P.Singh, M.S.Sarkar, S.Saha, J.Sethi

Spectroscopy of a tetrahedral doubly magic candidate nucleus 16070Yb90

NUCLEAR REACTIONS 148Sm(16O, 4n)160Yb, E=90 MeV; measured reaction products, Eγ, Iγ, γγ-coin, γγ(θ)(DCO), γγ(θ)(ADO) and γγ(linearpol) using INGA array of 20 Compton-suppressed HPGe clover detectors at TIFR pelletron facility. 160Yb; deduced high-spin levels, J, π, multipolarities, rotational bands, alignments, tetrahedral deformation. Systematics of g.s. and negative-parity bands in 152,154,156Gd.

doi: 10.1088/1361-6471/ab0573
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2018BH06      Phys.Rev. C 98, 044311 (2018)

S.Bhattacharya, S.Bhattacharyya, R.Banik, S.Das Gupta, G.Mukherjee, A.Dhal, S.S.Alam, Md.A.Asgar, T.Roy, A.Saha, S.Nandi, T.Bhattacharjee, A.Choudhury, D.Mondal, S.Mukhopadhyay, P.Mukhopadhyay, S.Pal, D.Pandit, I.Shaik, S.R.Banerjee

Yrast and non-yrast spectroscopy of 199Tl using α-induced reactions

NUCLEAR REACTIONS 197Au(α, 2n), E=30 MeV; measured Eγ, Iγ, γγ-coin, and γγ(θ)(DCO), and γγ(lin pol)(IPDCO) using VENUS array of HPGe detectors at VECC-Kolkata cyclotron facility. 199Tl; deduced high-spin levels, J, π, bands, multipolarities, alignment and staggering plots, and configurations; calculated total Routhian surface (TRS) contours in (β2, γ) plane. Systematics of band structures in 193,195,197,199,201Tl.

doi: 10.1103/PhysRevC.98.044311
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2018DU02      Phys.Rev. C 97, 021302 (2018)

J.Dudek, D.Curien, I.Dedes, K.Mazurek, S.Tagami, Y.R.Shimizu, T.Bhattacharjee

Spectroscopic criteria for identification of nuclear tetrahedral and octahedral symmetries: Illustration on a rare earth nucleus

NUCLEAR STRUCTURE 152Sm; calculated realistic mean-field total nuclear energy; analyzed energy levels. Comparison with group theory predictions, nuclear point-group symmetries, nuclear tetrahedral and octahedral symmetries. Spectral analysis based on irreducible representations; deduced criteria for identification of tetrahedral and octahedral symmetries. Realistic nuclear mean-field theory calculations with the phenomenological macroscopic-microscopic method, the Gogny-Hartree-Fock-Bogoliubov approach.

doi: 10.1103/PhysRevC.97.021302
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2018SA07      Phys.Scr. 93, 034001 (2018)

A.Saha, T.Bhattacharjee, D.Curien, I.Dedes, K.Mazurek, S.R.Banerjee, S.Rajbanshi, A.Bisoi, G.de Angelis, S.Bhattacharya, S.Bhattacharyya, S.Biswas, A.Chakraborty, S.Das Gupta, B.Dey, A.Goswami, D.Mondal, D.Pandit, R.Palit, T.Roy, R.P.Singh, M.S.Sarkar, S.Saha, J.Sethi

Excited negative parity bands in 160Yb

NUCLEAR REACTIONS 148Sm(16O, 4n)160Yb, E=90 MeV; measured reaction products, Eγ, Iγ; deduced γ-ray energies, J, π, B(E2)/B(E1) ratios, non-yrast negative parity structures, bands. Comparison with energy calculation results obtained using the standard Woods-Saxon universal Hamiltonian.

doi: 10.1088/1402-4896/aaa1fa
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2018SA22      Nucl.Phys. A976, 1 (2018)

A.Saha, T.Bhattacharjee, S.S.Alam, D.Banerjee, M.S.Sarkar, S.Sarkar, J.B.Gupta, P.Das, S.Bhattacharya, D.Pandit, R.Guin, S.K.Das, S.R.Banerjee

Spectroscopy of low lying states in 150Sm

NUCLEAR REACTIONS 150Nd(p, n)150Sm, E=8.0 MeV; measured Eγ, Iγ, γγ-coin using VENUS array of six Compton-suppressed Clover HPGe. 150Sm deduced γ transitions, levels, J, π, spin and parity using NNDC logft calculator and angular correlations; estimated possible M2 admixture, B(E1).

doi: 10.1016/j.nuclphysa.2018.05.005
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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
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2017AL45      Nucl.Instrum.Methods Phys.Res. A874, 103 (2017)

S.S.Alam, T.Bhattacharjee, D.Banerjee, A.Saha, D.Pandit, D.Mondal, S.Mukhopadhyay, S.Pal, P.Bhaskar, S.K.Das, S.R.Banerjee

VECC array for Nuclear fast Timing and angUlar corRElation studies (VENTURE)

RADIOACTIVITY 132Te(β-) [ from 238U(α, F), E not given]; measured decay products, Eγ, Iγ; deduced γ-ray energies, angular correlations.

RADIOACTIVITY 60Ni, 106Pd, 133Cs(IT); measured decay products, Eγ, Iγ; deduced γ-ray energies, level T1/2. Comparison with a Monte Carlo simulation with GEANT3 package.

doi: 10.1016/j.nima.2017.08.037
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2017BH02      Phys.Rev. C 95, 014301 (2017)

S.Bhattacharya, S.Bhattacharyya, S.Das Gupta, H.Pai, G.Mukherjee, R.Palit, F.R.Xu, Q.Wu, A.Shrivastava, Md.A.Asgar, R.Banik, T.Bhattacharjee, S.Chanda, A.Chatterjee, A.Goswami, V.Nanal, S.K.Pandit, S.Saha, J.Sethi, T.Roy, S.Thakur

Deformed band structures at high spin in 200Tl

NUCLEAR REACTIONS 198Pt(7Li, 5n), E=45 MeV; measured Eγ, Iγ, γγ-coin, γγ(θ)(DCO), γγ(linear polarization), γ(θ) using INGA array at BARC-TIFR Pelletron LINAC facility. 200Tl; deduced high-spin levels, J, π, multipolarities, band structures, alignments, configurations, staggering and B(M1)/B(E2) ratios. Total Routhian surface calculations using Strutinsky shell correction method and deformed Woods-Saxon potential.

doi: 10.1103/PhysRevC.95.014301
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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
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2015BA10      Phys.Rev. C 91, 024617 (2015)

D.Banerjee, A.Saha, T.Bhattacharjee, R.Guin, S.K.Das, P.Das, D.Pandit, A.Mukherjee, A.Chowdhury, S.Bhattacharya, S.Das Gupta, S.Bhattacharyya, P.Mukhopadhyay, S.R.Banerjee

Role of p-induced population of medium-mass (A∼150) neutron-rich nuclei

NUCLEAR REACTIONS 150Nd(p, n), (p, 2n), (p, p'n), (p, d), E=7-15 MeV; measured Eγ, Iγ, σ(E), half-lives by activation method using K=130 AVF cyclotron at VECC facility. Comparison with previous experimental results, and with model calculations using CASCADE, ALICE, and EMPIRE3.1 computer codes.

RADIOACTIVITY 149Nd, 149,150Pm(β-); measured Eγ, Iγ, ground state half-lives of 149Nd, 149,150Pm.

doi: 10.1103/PhysRevC.91.024617
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2015KA06      Phys.Rev. C 91, 024318 (2015)

S.Kaim, C.M.Petrache, A.Gargano, N.Itaco, T.Zerrouki, R.Leguillon, A.Astier, I.Deloncle, T.Konstantinopoulos, J.M.Regis, D.Wilmsen, B.Melon, A.Nannini, C.Ducoin, D.Guinet, T.Bhattacharjee

High-spin spectroscopy of 139Ce

NUCLEAR REACTIONS 130Te(14C, 5n), E=82 MeV; measured Eγ, Iγ, γγ-coin, γγ(θ)(DCO), γγ(θ)(anisotropy ratio) using ORGAM array at IPN-Orsay tandem accelerator facility. 139Ce; deduced high-spin levels, J, π, multipolarity, magnetic-dipole rotational band, configuration, B(M1)/B(E2). Comparison with Tilted-axis (TAC) and cranked Nilsson Strutinsky (CNS) calculations. 139,140Ce; calculated levels, J, π using shell model with OSLO code; comparison with experimental data.

doi: 10.1103/PhysRevC.91.024318
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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
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2014BH17      Nucl.Instrum.Methods Phys.Res. A767, 19 (2014)

T.Bhattacharjee, D.Pandit, S.K.Das, A.Chowdhury, P.Das, D.Banerjee, A.Saha, S.Mukhopadhyay, S.Pal, S.R.Banerjee

Measurement of β-decay end point energy with planar HPGe detector

RADIOACTIVITY 106Rh(β-); measured Eβ, Iβ, βγ-coin; deduced β end-point energies using planar HPGe detectors.

doi: 10.1016/j.nima.2014.08.008
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2014PA53      Phys.Rev. C 90, 064314 (2014)

H.Pai, G.Mukherjee, S.Bhattacharyya, C.Bhattacharya, S.Bhattacharya, T.Bhattacharjee, S.K.Basu, S.Kundu, T.K.Ghosh, K.Banerjee, T.K.Rana, J.K.Meena, R.K.Bhowmik, R.P.Singh, S.Muralithar, S.Chanda, R.Garg, B.Maheshwari, D.Choudhury, A.K.Jain

Crossing of large multiquasiparticle magnetic-rotation bands in 198Bi

NUCLEAR REACTIONS 185Re(16O, 3n), 187Re(16O, 5n), E=112.5 MeV; measured Eγ, Iγ, γγ-coin, γγ(θ)(DCO), γγ(lin pol) using INGA array at 15-UD Pelletron at IUAC facility. Natural Re target. 198Bi; deduced high-spin levels, J, π, multipolarity, bands, multiquasiparticle (qp) configurations, alignments, B(M1). Comparison with tilted-axis cranking (TAC) calculations, and with 197Bi and 197Pb bands. Semiclassical formalism, particle-hole interaction strength

doi: 10.1103/PhysRevC.90.064314
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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
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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
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2013BH07      Phys.Rev. C 88, 014313 (2013)

T.Bhattacharjee, D.Banerjee, S.K.Das, S.Chanda, T.Malik, A.Chowdhury, P.Das, S.Bhattacharyya, R.Guin

Spectroscopy of low-lying states in odd-odd 146Eu

RADIOACTIVITY 146Gd(EC)[from 144Sm(α, 2n), E=32 MeV]; measured Eγ, Iγ, γγ-coin, level half-lives by γγ(t). 146Eu; deduced levels, J, π, β feedings, logft, configurations. 152Gd; measured half-life of 344-keV level by γγ(t). Mirror symmetric centroid difference (MSCD) method for half-life analysis. 146,147Eu, 149Gd(EC); observed γ rays. Comparison with large-basis shell-model calculations using OXBASH computer code.

doi: 10.1103/PhysRevC.88.014313
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2013PA42      Phys.Rev. C 88, 064302 (2013)

H.Pai, G.Mukherjee, S.Bhattacharya, C.Bhattacharya, S.Bhattacharyya, T.Bhattacharjee, S.Chanda, S.Rajbanshi, A.Goswami, M.R.Gohil, S.Kundu, T.K.Ghosh, K.Banerjee, T.K.Rana, R.Pandey, G.K.Prajapati, S.R.Banerjee, S.Mukhopadhyay, D.Pandit, S.Pal, J.K.Meena, P.Mukhopadhyay, A.Choudhury

Band structures and intruder π12/2 state in 197Tl

NUCLEAR REACTIONS 197Au(α, 4n)197Tl, E=48 MeV; measured Eγ, Iγ, γγ-coin, γγ(θ)(DCO), γγ(linear polarization) at VECC, Kolkata 197Tl; deduced high-spin levels, J, π, multipolarity, bands, alignments; calculated Total Routhian surface (TRS) contour in (β2, γ) plane. Evidence for a possible intruder πi13/2 state. Systematics of band alignments in 193,195,197Tl.

doi: 10.1103/PhysRevC.88.064302
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2012PA16      Phys.Rev. C 85, 064313 (2012)

H.Pai, G.Mukherjee, S.Bhattacharyya, M.R.Gohil, T.Bhattacharjee, C.Bhattacharya, R.Palit, S.Saha, J.Sethi, T.Trivedi, S.Thakur, B.S.Naidu, S.K.Jadav, R.Donthi, A.Goswami, S.Chanda

High spin band structures in doubly odd 194Tl

NUCLEAR REACTIONS 185,187Re(13C, xn)194Tl, E=75 MeV; measured Eγ, Iγ, γγ-coin, DCO, γγ(linear pol) using the INGA array. 194Tl; deduced high-spin levels, J, π, configurations, bands, multipolarity, alignments, moments of inertia, band crossing, magnetic-dipole (shears) rotational band. Comparison with total Routhian surfaces (TRS) using the cranked shell model. Comparison with semi-classical calculations for magnetic-dipole band. Systematics of band structures in 190,192,194,196,198Tl.

doi: 10.1103/PhysRevC.85.064313
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2012PA18      Phys.Rev. C 85, 064317 (2012)

H.Pai, G.Mukherjee, R.Raut, S.K.Basu, A.Goswami, S.Chanda, T.Bhattacharjee, S.Bhattacharyya, C.Bhattacharya, S.Bhattacharya, S.R.Banerjee, S.Kundu, K.Banerjee, A.Dey, T.K.Rana, J.K.Meena, D.Gupta, S.Mukhopadhyay, S.Bhattacharya, S.Bhattacharya, S.Ganguly, R.Kshetri, M.K.Pradhan

Onset of deformation at N = 112 in Bi nuclei

NUCLEAR REACTIONS 181Ta(20Ne, 6n)195Bi, E=130 MeV; measured Eγ, Iγ, γγ-coin, delayed γγ-coin, DCO, γγ(linear pol) using the INGA array. 195Bi; deduced high-spin levels, J, π, multipolarity, bands, configurations. Comparison with total Routhian surface calculations using Woods-Saxon potential. Systematics of level energies in A=190-206 odd-odd Bi nuclei and even-even Pb nuclei. Discussed nuclear shape, and onset of deformation.

doi: 10.1103/PhysRevC.85.064317
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2011BH01      J.Phys.(London) G38, 035105 (2011)

S.Bhowal, C.Lahiri, R.Raut, P.Singh, M.K.Raju, A.Goswami, A.K.Singh, S.Bhattacharya, T.Bhattacharjee, G.Mukherjee, S.Bhattacharyya, S.Muralithar, R.K.Bhowmik, N.Madhavan, R.P.Singh, G.Gangopadhyay

Energy levels in 141Nd from fusion evaporation study

NUCLEAR REACTIONS 130Te(16O, 5n)141Nd, E=80-85 MeV; 124Sn(24Mg, 3nα)141Nd, E=107 MeV; measured Eγ, Iγ; deduced level scheme, J, π, quadrupole band-like structure. Comparison with shell model calculations.

doi: 10.1088/0954-3899/38/3/035105
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2011PA26      Phys.Rev. C 84, 041301 (2011)

H.Pai, G.Mukherjee, A.Raghav, R.Palit, C.Bhattacharya, S.Chanda, T.Bhattacharjee, S.Bhattacharyya, S.K.Basu, A.Goswami, P.K.Joshi, B.S.Naidu, Sushil K.Sharma, A.Y.Deo, Z.Naik, R.K.Bhowmik, S.Muralithar, R.P.Singh, S.Kumar, S.Sihotra, D.Mehta

Structural change of the unique-parity πh11/2(X)νh11/2 configuration in 134Cs

NUCLEAR REACTIONS 130Te(11B, 3nα), E=52 MeV; 130Te(7Li, 3n), E=30 MeV; measured Eγ, Iγ, γγ-coin, DCO ratio. 134Cs; deduced levels, J, π, multipolarity, band, configurations. Total Routhian surface and the tilted-axis cranking calculations.

doi: 10.1103/PhysRevC.84.041301
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2010BH08      Pramana 75, 25 (2010)

T.Bhattacharjee

Structure of A ∼ 130 nuclei in La-Ce region

NUCLEAR REACTIONS 130Te(11B, 5nγ)136La, E=52 MeV; 130Te(12C, xn)137Cs/138Cs, E=63 MeV; measured Eγ, Iγ, γ-γ, γ-γ-γ-coin.; deduced level scheme, J, π, bands, B(M1). Comparison with tilted axis cranking calculations.

doi: 10.1007/s12043-010-0062-3
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2009BH04      Nucl.Phys. A825, 16 (2009)

T.Bhattacharjee, S.Chanda, S.Bhattacharyya, S.K.Basu, R.K.Bhowmik, J.J.Das, U.Datta Pramanik, S.S.Ghugre, N.Madhavan, A.Mukherjee, G.Mukherjee, S.Muralithar, R.P.Singh

Band structures in near spherical 138Ce

NUCLEAR REACTIONS 130Te(12C, 4n), E=65 MeV; measured Eγ, Iγ, γγ-coin. 138Ce; deduced levels, J, π, band configurations. Comparison with shell model and Total Routhian Surface calculations.

doi: 10.1016/j.nuclphysa.2009.04.007
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2009CH26      Phys.Rev. C 79, 054332 (2009)

S.Chanda, T.Bhattacharjee, S.Bhattacharyya, A.Mukherjee, S.K.Basu, I.Ragnarsson, R.K.Bhowmik, S.Muralithar, R.P.Singh, S.S.Ghugre, U.Datta Pramanik

Seven-quasiparticle bands in 139Ce

NUCLEAR REACTIONS 130Te(12C, 3n), E=65 MeV; measured Eγ, Iγ, γγ, γγ(θ), γ(lin pol). 139Ce; deduced levels, J, π, configurations, multipolarities, bands. 139,140Ce; level systematics. Comparison with large-basis shell-model and cranked Nilsson-Strutinsky (CNS) calculations.

doi: 10.1103/PhysRevC.79.054332
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2008BH10      Phys.Rev. C 78, 024304 (2008)

T.Bhattacharjee, S.Chanda, A.Mukherjee, S.Bhattacharyya, S.K.Basu, S.S.Ghugre, U.D.Pramanik, R.P.Singh, S.Muralithar, N.Madhavan, J.J.Das, R.K.Bhowmik

Multi-quasiparticle bands in 137Ce

NUCLEAR REACTIONS 130Te(12C, 5n), E=65 MeV; measured Eγ, Iγ, γγ-coin, angular correlations, linear polarization. 137Ce; deduced levels, J, π, band configurations; calculated potential energy surfaces. 135,136,137Ce; systematics of kinematic moments of inertia.

doi: 10.1103/PhysRevC.78.024304
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2007DE46      Phys.Rev. C 76, 034608 (2007)

A.Dey, C.Bhattacharya, S.Bhattacharya, S.Kundu, K.Banerjee, S.Mukhopadhyay, D.Gupta, T.Bhattacharjee, S.R.Banerjee, S.Bhattacharyya, T.K.Rana, S.K.Basu, R.Saha, K.Krishan, A.Mukherjee, D.Bandopadhyay, C.Beck

Characterization of fragment emission in 20Ne(7-10 Mev/nucleon)+12C reactions

NUCLEAR REACTIONS 12C(20Ne, X), E=7-10 MeV/nucleon; measured fragment inclusive energy distributions, yields and cross sections.

doi: 10.1103/PhysRevC.76.034608
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2006CH38      Nucl.Phys. A775, 153 (2006)

S.Chanda, T.Bhattacharjee, S.Bhattacharyya, S.K.Basu, R.K.Bhowmik, S.Muralithar, R.P.Singh, B.Mukherjee, N.S.Pattabiraman, S.S.Ghugre, M.B.Chatterjee

High spin spectroscopy of 137La

NUCLEAR REACTIONS 130Te(11B, 4n), E=52 MeV; measured Eγ, Iγ, γγ-coin, γ-ray polarization. 137La deduced high-spin levels, J, π, configurations. Comparison with shell model predictions.

doi: 10.1016/j.nuclphysa.2006.06.008
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2006RA10      Phys.Rev. C 73, 044305 (2006)

R.Raut, S.Ganguly, R.Kshetri, P.Banerjee, S.Bhattacharya, B.Dasmahapatra, A.Mukherjee, G.Mukherjee, M.S.Sarkar, A.Goswami, G.Gangopadhyay, S.Mukhopadhyay, Krishichayan, A.Chakraborty, S.S.Ghugre, T.Bhattacharjee, S.K.Basu

High spin states in 143Sm

NUCLEAR REACTIONS 130Te(20Ne, 7n), E=137 MeV; measured Eγ, Iγ, γγ-coin. 143Sm deduced high-spin levels, J, π. Comparison with model predictions.

doi: 10.1103/PhysRevC.73.044305
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2005BH06      Nucl.Phys. A750, 199 (2005)

T.Bhattacharjee, S.Chanda, S.Bhattacharyya, S.K.Basu, R.K.Bhowmik, S.Muralithar, R.P.Singh, N.S.Pattabiraman, S.S.Ghugre, U.Datta Pramanik, S.Bhattacharya

Structure of odd-odd 136La at high spin

NUCLEAR REACTIONS 130Te(11B, 5n), E=52 MeV; measured Eγ, Iγ, γγ-coin. 136La deduced high-spin levels, J, π, configurations. Two-quasiparticle-rotor model calculation.

doi: 10.1016/j.nuclphysa.2005.01.019
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2005BH09      Phys.Rev. C 72, 021601 (2005)

C.Bhattacharya, A.Dey, S.Kundu, K.Banerjee, S.Bhattacharya, S.Mukhopadhyay, D.Gupta, T.Bhattacharjee, S.R.Banerjee, S.Bhattacharyya, T.Rana, S.K.Basu, R.Saha, S.Bhattacharjee, K.Krishan, A.Mukherjee, D.Bandopadhyay, C.Beck

Survival of orbiting in 20Ne (7-10 MeV/nucleon) + 12C reactions

NUCLEAR REACTIONS 12C(20Ne, X), E=145-200 MeV; measured fragment yields, charge distributions, energy spectra, σ(E, θ); deduced survival of orbiting mechanism. Comparison with equilibrium model predictions.

doi: 10.1103/PhysRevC.72.021601
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2004BH01      Nucl.Phys. A730, 23 (2004)

S.Bhattacharyya, S.Chanda, T.Bhattacharjee, S.K.Basu, R.K.Bhowmik, S.Muralithar, R.P.Singh, S.S.Ghugre

High spin states of 141Pm

NUCLEAR REACTIONS 133Cs(12C, 4n), E=65 MeV; measured prompt and delayed Eγ, Iγ, γγ-coin. 141Pm deduced high-spin states, levels, J, π, configurations, T1/2.

doi: 10.1016/j.nuclphysa.2003.10.008
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2004BH03      Phys.Rev. C 69, 024607 (2004)

C.Bhattacharya, S.Bhattacharya, T.Bhattacharjee, A.Dey, S.Kundu, S.R.Banerjee, P.Das, S.K.Basu, K.Krishan

Dissipation of angular momentum in light heavy-ion collision

NUCLEAR REACTIONS 27Al(16O, X), E=116 MeV; 27Al, 59Co(28Si, X), (20Ne, X), E=145 MeV; measured fragments energy spectra, σ(E, θ); deduced angular momentum dissipation effects.

doi: 10.1103/PhysRevC.69.024607
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2002BH05      Phys.Rev. C66, 047601 (2002)

C.Bhattacharya, K.Mullick, S.Bhattacharya, K.Krishan, T.Bhattacharjee, P.Das, S.R.Banerjee, D.N.Basu, A.Ray, S.K.Basu, M.B.Chatterjee

Dissipative collisions in 16O +27Al at Elab = 116 MeV

NUCLEAR REACTIONS 27Al(16O, X), E=116 MeV; measured fragments isotopic yields, energy and angular distributions; deduced reaction mechanism features.

doi: 10.1103/PhysRevC.66.047601
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2001CH91      Pramana 57, 175 (2001)

S.Chanda, S.Bhattacharyya, T.Bhattacharjee, S.S.Ghugre, S.K.Basu, S.Muralithar, R.P.Singh, B.Mukherjee, R.K.Bhowmik, S.N.Ray

High Spin Spectroscopy of 139Pr

NUCLEAR REACTIONS 130Te(14N, 5n), E=75 MeV; measured Eγ, Iγ, γγ-coin. 139Pr deduced high-spin levels, J, π.

doi: 10.1007/s12043-001-0170-1
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