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NSR database version of April 11, 2024.

Search: Author = R.K.Bhowmik

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2024RA11      J.Phys.(London) G51, 035104 (2024)

A.K.Rana, S.Sihotra, H.P.Sharma, V.Singh, G.H.Bhat, S.Jehangir, J.A.Sheikh, N.Rather, Kuldeep, N.Singh, R.K.Bhowmik, R.Kumar, R.P.Singh, S.Muralithar, P.Chauhan, D.S.Verma, T.Trivedi, S.Kumar, R.Palit, D.Mehta

Level structures of 96Tc and their microscopic description

NUCLEAR REACTIONS 75As(28Si, 3n4p)96Tc, E=120 MeV; measured reaction products, Eγ, Iγ; deduced γ-ray energies and relative intensities, energy level, J, π, partial level scheme, high-spin states, DCO and IPDCO ratios, multipolarities. Comparison with the framework of triaxial projected shell model calculations. The 15UD Pelletron accelerator facility at inter university accelerator centre (IUAC), New Delhi.

doi: 10.1088/1361-6471/ad1f2e
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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
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Data from this article have been entered in the XUNDL database. For more information, click here.


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
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Data from this article have been entered in the XUNDL database. For more information, click here.


2021SO23      J.Phys.(London) G48, 025105 (2021)

A.Sood, S.Thakur, A.Sharma, V.R.Sharma, A.Yadav, M.K.Sharma, B.P.Singh, R.Kumar, R.K.Bhowmik, P.P.Singh

Disentangling complete and incomplete fusion events in 12C + 169Tm reaction by spin-distribution measurements

NUCLEAR REACTIONS 169Tm(12C, X), E=6.7, 7.5 MeV/nucleon; measured reaction products, Eα, Iα, Eγ, Iγ. 176Re, 174Ta, 171Lu; deduced yields, strong entrance-channel dependence of incomplete fusion dynamics.

doi: 10.1088/1361-6471/abc14a
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2020MA11      Acta Phys.Pol. B51, 829 (2020)

M.Matejska-Minda, P.J.Napiorkowski, R.Kumar, M.Saxena, S.Dutt, A.Agarwal, I.Ahmed, S.Bhattacharya, A.Jhingan, J.Kaur, M.Kicinska-Habior, M.Kumar, S.Kumar, D.Kumar, V.Nanal, R.Palit, N.K.Rai, M.Shuaib, A.Sood, A.Stolarz, T.Trivedi, A.K.Tyagi, R.K.Bhowmik, H.J.Wollersheim

Revised Lifetime of the 11/2- State in 45Sc via Coulomb Excitation

doi: 10.5506/APhysPolB.51.829
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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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Data from this article have been entered in the XUNDL database. For more information, click here.


2020SO05      Acta Phys.Pol. B51, 775 (2020)

A.Sood, P.Kumar, R.N.Sahoo, P.P.Singh, A.Yadav, V.R.Sharma, M.K.Sharma, R.Kumar, R.P.Singh, S.Muralithar, B.P.Singh, R.K.Bhowmik

Evidence of Narrow Range High Spin Population in Incomplete Fusion

doi: 10.5506/APhysPolB.51.775
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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
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Data from this article have been entered in the XUNDL database. For more information, click here.


2019MA90      Acta Phys.Pol. B50, 411 (2019)

M.Matejska-Minda, R.Kumar, P.J.Napiorkowski, M.Saxena, S.Dutt, A.Agarwal, I.Ahmed, S.Bhattacharya, A.Jhingan, J.Kaur, M.Kicinska-Habior, M.Kumar, S.Kumar, D.Kumar, V.Nanal, R.Palit, N.K.Rai, M.Shuaib, A.Sood, A.Stolarz, T.Trivedi, A.K.Tyagi, R.K.Bhowmik, H.J.Wollersheim

Investigation of an Intruder Band in 45Sc via Coulomb Excitation

NUCLEAR REACTIONS 45Sc(32S, 32S), E=70 MeV; measured reaction products, Eγ, Iγ, (particle)γ-coin, γγ-coin; deduced γ-ray transitions, levels, J, π.

doi: 10.5506/aphyspolb.50.411
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2018DA15      Phys.Rev. C 98, 014326 (2018)

B.Das, P.Datta, S.Chattopadhyay, S.Roy, R.Raut, R.K.Bhowmik, A.Goswami, H.C.Jain, R.Kumar, S.Muralithar, D.Negi, S.Pal, R.Palit, R.P.Singh

Coexistence of principal and tilted axis rotation in 110Ag

NUCLEAR REACTIONS 96Zr(18O, 3np), E=70 MeV; measured Eγ, Iγ, γγ-coin, γγ(θ)(DCO), γγ(lin pol)(PDCO), level half-lives by DSAM using the INGA array at 15-UD Pelletron of IUAC-New Delhi. 110Ag; deduced high-spin levels, J, π, multipolarities, B(M1), B(E2), configurations, possible shears band. Comparison with shears with principal axis cranking (SPAC) calculation.

doi: 10.1103/PhysRevC.98.014326
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Data from this article have been entered in the XUNDL database. For more information, click here.


2018DU07      Acta Phys.Pol. B49, 535 (2018)

S.Dutt, M.Saxena, R.Kumar, A.Jhingan, A.Agarwal, A.Banerjee, R.K.Bhowmik, C.Joshi, J.Kaur, A.Kumar, M.Matejska-Minda, V.Mishra, I.A.Rizvi, A.Stolarz, H.J.Wollersheim, P.J.Napiorkowski

Re-measurement of Reduced Transition Probabilities in 132Ba

NUCLEAR REACTIONS 132Ba(58Ni, x), E=175 MeV; measured Coulomb 132Ba excitation Eγ, Iγ using annular gas-filled Parallel Plate Avalanche Counter (PPAC); deduced 132Ba, and also 134,135,136,138Ba Doppler-correctedγ-ray spectra, 132Ba B(E2) values; compared with other published results.

doi: 10.5506/aphyspolb.49.535
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2018RA14      Phys.Lett. B 782, 143 (2018)

S.Rajbanshi, R.Raut, H.Pai, S.Ali, A.Goswami, G.Gangopadhyay, S.Bhattacharyya, G.Mukherjee, S.Muralithar, R.P.Singh, M.Kumar Raju, P.Singh, R.K.Bhowmik

Abrupt phase change of the core rotation in the 143Sm nucleus

NUCLEAR REACTIONS 124Sn(24Mg, 5n), E=107 MeV; measured reaction products, Eγ, Iγ; deduced γ-ray energies, J, π, branching, level lifetimes and side feeding lifetimes, B(M1), B(E2), high spin dipole sequences. Comparison with available data.

doi: 10.1016/j.physletb.2018.05.021
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Data from this article have been entered in the XUNDL database. For more information, click here.


2018RA26      Phys.Rev. C 98, 061304 (2018)

S.Rajbanshi, R.Raut, H.Pai, S.Ali, A.Goswami, S.Bhattacharyya, G.Mukherjee, R.K.Bhowmik, S.Muralithar, R.P.Singh, G.Gangopadhyay, M.Kumar Raju, P.Singh

Extremely asymmetric shears band in 143Sm

NUCLEAR STRUCTURE 124Sn(24Mg, 5n), E=107 MeV; measured Eγ, Iγ, γγ-coin, γγ(θ)(DCO), γγ(linear pol), level half-lives by DSA method using the INGA array at the 15UD pelletron facility of IUAC-New Delhi. 143Sm; deduced high-spin levels, J, π, multipolarities, mixing ratios, magnetic dipole rotational (shears) band, B(M1), B(E2), configuration. Comparison with the principle axis cranking (SPAC) model predictions.

doi: 10.1103/PhysRevC.98.061304
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Data from this article have been entered in the XUNDL database. For more information, click here.


2017AL39      Nucl.Phys. A968, 403 (2017)

R.Ali, M.Afzal Ansari, D.Singh, R.Kumar, D.P.Singh, M.K.Sharma, U.Gupta, B.P.Singh, P.D.Shidling, D.Negi, S.Muralithar, R.P.Singh, R.K.Bhowmik

Observed side feeding in incomplete fusion dynamics in 16O + 160Gd reaction at energy ∼ 5.6 MeV/A: Spin distribution measurements

NUCLEAR REACTIONS 160Gd(16O, x), E≈5.6 MeV/nucleon; measured Eγ, Iγ(θ), Ep, Ip(θ), Eα, Iα(θ), pγ-coin, αγ-coin using GDA (Gamma Detector Array) consisting of 12 n-type Compton suppressed HPGE working together with CPDA (Charged Particle Detector Array); deduced relative spin distributions (relative yields vs spin) of different reaction channels, evaporation residues yrast bands side feeding intensities, mean input angular momentum for different reaction channels.

doi: 10.1016/j.nuclphysa.2017.09.005
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2017KU28      Phys.Rev. C 96, 054318 (2017)

R.Kumar, M.Saxena, P.Doornenbal, A.Jhingan, A.Banerjee, R.K.Bhowmik, S.Dutt, R.Garg, C.Joshi, V.Mishra, P.J.Napiorkowski, S.Prajapati, P.-A.Soderstrom, N.Kumar, H.-J.Wollersheim

No evidence of reduced collectivity in Coulomb-excited Sn isotopes

NUCLEAR REACTIONS 112,116,118,120,122,124Sn(58Ni, 58Ni'), E=175 MeV; measured scattered projectiles and recoils from Coulomb excitation using annular gas-filled parallel-plate avalanche counter (PPAC), Eγ and Iγ, (particle)γ-coin using four Clover Ge detectors for γ detection at the IUAC-New Delhi tandem accelerator facility. 112,116,118,120,122,124Sn; deduced first 2+ levels, γ-ray yields, Coulomb excitation cross sections, and B(E2) for the first 2+ states using Winther and de Boer COULEX code. 114Sn; re-evaluated B(E2) for the first 2+ state. Comparison with recent experimental results for B(E2) from Coulomb excitation and DSAM techniques.

doi: 10.1103/PhysRevC.96.054318
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Data from this article have been entered in the XUNDL database. For more information, click here.


2017KU29      Phys.Rev. C 96, 054614 (2017)

R.Kumar, V.R.Sharma, A.Yadav, P.P.Singh, A.Agarwal, S.Appannababu, S.Mukherjee, B.P.Singh, R.Ali, R.K.Bhowmik

Low-energy nuclear reaction of the 14N + 169Tm system: Incomplete fusion

NUCLEAR REACTIONS 169Tm(14N, X)174W/175W/176W/177W/178Re/179Re/179Os, E=76, 78, 80, 83 MeV; measured Eγ, Iγ; deduced complete fusion (CF) σ(E) for 4n-, p3n-, p4n-, α2n-, α3n-, α4n- and α5n-channels, incomplete fusion (ICF) σ(E), and compared with statistical model code PACE4; discussed several other systems for complete and incomplete fusion strength functions and percentage fraction of ICF.

doi: 10.1103/PhysRevC.96.054614
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Data from this article have been entered in the EXFOR database. For more information, access X4 datasetD6325.


2016BA36      Phys.Rev. C 94, 014316 (2016)

P.Banerjee, S.Ganguly, M.K.Pradhan, H.P.Sharma, S.Muralithar, R.P.Singh, R.K.Bhowmik

Band structure in 113Sn

NUCLEAR REACTIONS 100MO(19F, 5np), E=105 MeV; measured Eγ, Iγ, γγ-coin, γγ(θ)(DCO), γγ(linear polarization, IPDCO), level half-lives by DSAM at 15UD Pelletron accelerator of IUAC-New Delhi. 113Sn; deduced high-spin levels, J, π, B(E2), transition quadrupole moments, multipolarities, mixing ratios, moment of inertia plots, quadrupole deformations, bands and configurations. Calculated total-Routhian-surface plots in (β2, γ) plane using Woods-Saxon potential plus monopole pairing. Systematics of band in neighboring 113Sb, 109,111,113,115Sn nuclides.

doi: 10.1103/PhysRevC.94.014316
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Data from this article have been entered in the XUNDL database. For more information, click here.


2016RA08      Phys.Rev. C 93, 034317 (2016)

M.K.Raju, P.V.Madhusudhana Rao, S.Muralithar, R.P.Singh, G.H.Bhat, J.A.Sheikh, S.K.Tandel, P.Sugathan, T.Seshi Reddy, B.V.Thirumala Rao, R.K.Bhowmik

Observation of a γ band based on a two-quasiparticle configuration in 70Ge

NUCLEAR REACTIONS 64Ni(12C, 2nα), E=55 MeV; measured Eγ, Iγ, γγ-coin, γγ(θ)(DCO) using the Gamma Detector Array (GDA) at the 15 UD Pelletron accelerator of IUAC-New Delhi. 70Ge; deduced high-spin levels, J, π, multipolarity, bands, alignments, Comparison with Cranked Hartree-Fock-Bogoliubov calculations, and triaxial projected shell-model calculations. Total Routhian surface calculations.

NUCLEAR STRUCTURE 68,70Ge; calculated levels, J, π, band alignments using triaxial projected shell-model. Comparison with experimental values.

doi: 10.1103/PhysRevC.93.034317
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Data from this article have been entered in the XUNDL database. For more information, click here.


2016SH04      Nucl.Phys. A946, 182 (2016)

Vijay R.Sharma, Pushpendra P.Singh, M.Shuaib, A.Yadav, I.Bala, Manoj K.Sharma, S.Gupta, D.P.Singh, R.Kumar, S.Muralithar, R.P.Singh, B.P.Singh, R.Prasad, R.K.Bhowmik

Incomplete fusion in 16O+159Tb

doi: 10.1016/j.nuclphysa.2015.11.012
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2016SI15      Pramana 87, 7 (2016)

R.P.Singh, P.Joshi, S.K.Chamoli, S.Muralithar, G.Mukherjee, R.K.Bhowmik, S.C.Pancholi

Lifetime measurements in the yrast band of the gamma-soft nuclei 131Ce and 133Pr

NUCLEAR REACTIONS 119Sn(16O, 4n), E=86 MeV;118Sn(19F, 4n), E=92 MeV; measured reaction products, Eγ, Iγ; deduced energy levels, J, π, transition quadrupole moments, T1/2, nuclear shape implications. TRS calculations based on the cranked Hartree-Fock-Bogoliubov (CHFB) with Strutinsky's shell correction.

doi: 10.1007/s12043-016-1218-6
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2015GA39      Phys.Rev. C 92, 054325 (2015), Erratum Phys.Rev. C 100, 069901 (2019)

R.Garg, S.Kumar, M.Saxena, S.Goyal, D.Siwal, S.Kalkal, S.Verma, R.Singh, S.C.Pancholi, R.Palit, D.Choudhury, S.S.Ghugre, G.Mukherjee, R.Kumar, R.P.Singh, S.Muralithar, R.K.Bhowmik, S.Mandal

Negative-parity high-spin states and a possible magnetic rotation band in 13559Pr76

NUCLEAR REACTIONS 123Sb(16O, 4n), E=82 MeV; measured Eγ, Iγ, γγ-coin, γγ(θ)(DCO), γγ(linear polarization) using INGA array at IUAC-Delhi. 135Pr; deduced high-spin levels, J, π, multipolarity, bands, magnetic-dipole band, configuration, B(M1)/B(E2). Comparison with tilted Axis Cranking (TAC) calculations by considering 3qp and 5qp configurations, and with structure 137Pr.

doi: 10.1103/PhysRevC.92.054325
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Data from this article have been entered in the XUNDL database. For more information, click here.


2015KU09      Acta Phys.Pol. B46, 453 (2015)

R.Kumar, V.R.Sharma, A.Yadav, P.P.Singh, S.Appanababu, A.Aggarwal, B.P.Singh, S.Mukherjee, S.Muralithar, R.Ali, R.K.Bhowmik

Low Energy Incomplete Fusion and the Role of Input Angular Momenta

NUCLEAR REACTIONS 169Tm(14N, X), E=4-7 MeV/nucleon; measured reaction products, Eγ, Iγ; deduced σ. Comparison with semi-empirical code MARC.

doi: 10.5506/APhysPolB.46.453
Citations: PlumX Metrics


2015RA20      Phys.Rev. C 92, 064324 (2015)

M.K.Raju, P.V.Madhusudhana Rao, S.K.Tandel, P.Sugathan, R.P.Singh, S.Muralithar, T.Seshi Reddy, B.V.Thirumala Rao, J.Meng, S.Zhang, J.Li, Q.B.Chen, B.Qi, R.K.Bhowmik

High spin spectroscopy and shape coexistence in 73As

NUCLEAR REACTIONS 64Ni(12C, 2npγ), E=55 MeV; measured Eγ, Iγ, γγ-coin, γγ(θ)(DCO), σ using GDA array at 15UD Pelletron facility of IUAC-New Delhi. Enriched target. 73As; deduced high-spin levels, J, π, bands, multipolarity, alignments, moment of inertia plots, signature splitting, configuration, shape coexistence; calculated potential energy surface (PES) contour in (β, γ) plane. Cranked shell-model (CSM), particle-rotor model (PRM), and relativistic mean-field (RMF) calculations.

doi: 10.1103/PhysRevC.92.064324
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Data from this article have been entered in the XUNDL database. For more information, click here.


2015SH12      J.Phys.(London) G42, 055113 (2015)

V.R.Sharma, A.Yadav, P.P.Singh, I.Bala, D.P.Singh, S.Gupta, M.K.Sharma, R.Kumar, S.Muralithar, R.P.Singh, B.P.Singh, R.K.Bhowmik, R.Prasad

Spin distribution measurements in 16O+159Tb system: incomplete fusion reactions

NUCLEAR REACTIONS 159Tb(16O, X)170Hf/180Os/176W, E=6.2 MeV/nucleon; measured reaction products, Eα, Iα, Eγ, Iγ; deduced normalized yields, feeding intensities of γ-cascades, spin distributions of various channels.

doi: 10.1088/0954-3899/42/5/055113
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2014KA07      Eur.Phys.J. A 50, 5 (2014)

N.Kaur, A.Kumar, G.Mukherjee, A.Singh, S.Kumar, R.Kaur, V.Singh, B.R.Behera, K.P.Singh, G.Singh, H.P.Sharma, S.Kumar, M.K.Raju, P.V.M.Rao, S.Muralithar, R.P.Singh, R.Kumar, N.Madhvan, R.K.Bhowmik

High spin structure in 130, 131Ba

NUCLEAR REACTIONS 122Sn(13C, 5n), (13C, 4n), E=65 MeV; measured Eγ, Iγ(θ), γγ-coin using INGA Compton-suppressed clover detectors. 130,131Ba deduced levels, J, π, high spin states, γ transitions, band crossing, deformation, bands alignment. 131Ba deduced asymmetry parameter using 152Eu source.

doi: 10.1140/epja/i2014-14005-2
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Data from this article have been entered in the XUNDL database. For more information, click here.


2014KU04      Phys.Rev. C 89, 034303 (2014)

S.Kumar, S.Sihotra, K.Singh, V.Singh, Sandeep, J.Goswamy, N.Singh, D.Mehta, S.S.Malik, R.Palit, R.Kumar, R.P.Singh, S.Muralithar, R.K.Bhowmik

Band structures in doubly odd 98Rh

NUCLEAR REACTIONS 75As(28Si, 3n2p), E=120 MeV; Measured Eγ, Iγ, γγ-coin, γ(θ)(DCO), γγ(linear polarization) using INGA array at IUAC Pelletron facility. 98Rh; deduced high-spin levels, J, π, multipolarity, bands, configurations, alignments, B(M1)/B(E2), Routhian plots. Comparison with tilted-axis cranking (TAC) shell-model calculations. Systematics of (πg9/2)(νh11/2) bands in 96,98,100,102,104Rh, 100,102,104,106Ag.

doi: 10.1103/PhysRevC.89.034303
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Data from this article have been entered in the XUNDL database. For more information, click here.


2014KU19      Phys.Rev. C 90, 024315 (2014)

S.Kumar, N.Kumar, S.Mandal, S.C.Pancholi, P.C.Srivastava, A.K.Jain, R.Palit, S.Saha, J.Sethi, B.S.Naidu, R.Donthi, P.K.Joshi, T.Trivedi, S.Muralithar, R.P.Singh, R.Kumar, A.Dhal, R.K.Bhowmik

High spin band structure of 8538Sr47

NUCLEAR REACTIONS 76Ge(13C, 4n), E=45 MeV; measured Eγ, Iγ, γγ-coin, γγ(θ)(DCO), γγ(linear polarization) using INGA array at TIFR Pelletron facility. 85Sr; deduced high-spin levels, J, π, multipolarity, bands, magnetic-dipole (shears) rotational band, B(M1)/B(E2) ratios, signature splitting, alignments, configurations. Comparison with large-scale shell model, and tilted axis cranking calculations.

NUCLEAR STRUCTURE 85Sr; calculated levels, J, π, configurations using large-scale shell model with JUN45 and jj44b interactions. Comparison with experimental data.

doi: 10.1103/PhysRevC.90.024315
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Data from this article have been entered in the XUNDL database. For more information, click here.


2014KU20      J.Phys.(London) G41, 105110 (2014)

S.Kumar, V.Singh, K.Singh, S.Sihotra, N.Singh, J.Goswamy, S.S.Malik, I.Ragnarsson, T.Trivedi, R.P.Singh, S.Muralithar, R.Kumar, R.K.Bhowmik, R.Palit, A.Bharti, D.Mehta

Band structures in 99Rh

NUCLEAR REACTIONS 75As(28Si, 2n2p)99Rh, E=120 MeV; measured reaction products, Eγ, Iγ, γ-γ-coin.; deduced energy levels, J, π, multipolarity assignments, positive-parity bands. Comparison with available data.

doi: 10.1088/0954-3899/41/10/105110
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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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2014SA49      Phys.Rev. C 90, 024316 (2014)

M.Saxena, R.Kumar, A.Jhingan, S.Mandal, A.Stolarz, A.Banerjee, R.K.Bhowmik, S.Dutt, J.Kaur, V.Kumar, M.Modou Mbaye, V.R.Sharma, H.-J.Wollersheim

Rotational behavior of 120, 122, 124Te

NUCLEAR REACTIONS 120,122,124Te(58Ni, 58Ni'), E=175 MeV; measured Doppler-shifted γ-spectra, Eγ, Iγ, (particle)γ-coin. Coulomb excitation. 120,122,124Te; deduced levels, B(E2) for first 2+ states, B(E2) ratios. Comparison with large scale shell model calculations, and with predictions of IBA-2, asymmetric rotor, and vibrator models. Systematics of B(E2) values of first 2+ states in even-even Te and Cd nuclei with N=54-80.

doi: 10.1103/PhysRevC.90.024316
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2014TO01      Phys.Rev.Lett. 112, 052501 (2014)

D.Tonev, M.S.Yavahchova, N.Goutev, G.de Angelis, P.Petkov, R.K.Bhowmik, R.P.Singh, S.Muralithar, N.Madhavan, R.Kumar, M.K.Raju, J.Kaur, G.Mohanto, A.Singh, N.Kaur, R.Garg, A.Shukla, Ts.K.Marinov, S.Brant

Candidates for Twin Chiral Bands in 102Rh

NUCLEAR REACTIONS 94Zr(11B, 3n), E=36 MeV; measured reaction products, Eγ, Iγ; deduced energy levels, J, π, T1/2, B(E2), B(M1). Two quasiparticles plus triaxial rotor model calculations, Indian National Gamma Array, DSA technique.

doi: 10.1103/PhysRevLett.112.052501
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2013BA10      Phys.Rev. C 87, 034321 (2013)

P.Banerjee, S.Ganguly, M.K.Pradhan, H.P.Sharma, S.Muralithar, R.P.Singh, R.K.Bhowmik

Rotational bands in 113Sb

NUCLEAR REACTIONS 100Mo(19F, 6n), E=105 MeV; measured Eγ, Iγ, γγ-coin, γγ(θ)(DCO), γγ(lin pol), half-lives by DSAM using INGA array at IUAC facility. 113Sb; deduced high-spin levels, J, π, bands, multipolarity, mixing ratio, B(E2), B(M1)/B(E2), transition quadrupole moments, β2. Comparison with Donau-Frauendorf semiclassical calculations.

doi: 10.1103/PhysRevC.87.034321
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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
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2013GO09      Nucl.Phys. A913, 157 (2013)

K.S.Golda, A.Saxena, V.K.Mittal, K.Mahata, P.Sugathan, A.Jhingan, V.Singh, R.Sandal, S.Goyal, J.Gehlot, A.Dhal, B.R.Behera, R.K.Bhowmik, S.Kailas

Determination of shell correction energies at saddle point using pre-scission neutron multiplicities

NUCLEAR REACTIONS 194,198Pt(12C, n), E*=49.3, 54.3, 59.4, 62.2 MeV; measured fission fragments, En, In(θ) using ToF; deduced neutron multiplicity vs En and θ, pre-scission neutron multiplicity vs E*, fusion-fission σ; calculated fission barrier, shell effects, statistical model parameters, pre-scission neutron multiplicity vs E*, fusion-fission σ, fission σ vs E*, evaporation residue σ vs E*. Compared with published 208Pb+α system.

doi: 10.1016/j.nuclphysa.2013.06.016
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2013KA27      Phys.Rev. C 87, 064312 (2013)

J.Kaur, A.K.Bhati, N.Bansal, V.Kumar, V.R.Sharma, H.Kumar, R.Kumar, R.K.Bhowmik

g factors of 9/2- and 23/2+ isomeric states in 129Ba

NUCLEAR REACTIONS 120Sn(12C, 3n)129Ba, E=52 MeV; 124Sn(12C, 4n)132Ba, E=52 MeV; measured γ(t), isomer half-lives, spin rotation spectra at IUAC facility in Delhi; deduced Larmor precession frequency, magnetic hyperfine field, g factors, Nilsson configurations. TDPAD method. Systematics of g factors of isomers in 123,127,129,131,133Ba, 125Te, 127Xe, 131Ce.

NUCLEAR MOMENTS 129Ba; measured g factors of 9/2- and 23/2+ isomeric states with respect to g factor of 10+ isomer in 132Ba using TDPAD technique. Comparison with previous data. Assigned Nilsson configurations.

doi: 10.1103/PhysRevC.87.064312
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2013KA50      Phys.Rev. C 88, 054306 (2013)

B.Kanagalekar, P.Das, B.Bhujang, S.Muralithar, R.P.Singh, R.K.Bhowmik

Triaxial nuclear shapes in 126I

NUCLEAR REACTIONS 124Sn(7Li, 5n)126I, E=50 MeV; measured Eγ, Iγ, γγ-coin, γγ(θ)(DCO), γγ(linear polarization) using INGA array at IUAC facility in New Delhi. 126I; deduced high-spin levels, J, π, multipolarity, mixing ratio, bands, signature splitting, signature inversion, kinematic moment of inertia plots, configurations. Comparison with particle-rotor model, and total Routhian surface (TRS) calculations.

doi: 10.1103/PhysRevC.88.054306
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2013MO26      Phys.Rev. C 88, 034606 (2013)

G.Mohanto, N.Madhavan, S.Nath, J.Gehlot, I. Mukul, A.Jhingan, T.Varughese, A.Roy, R.K.Bhowmik, I.Mazumdar, D.A.Gothe, P.B.Chavan, J.Sadhukhan, S.Pal, M.Kaur, V.Singh, A.K.Sinha, V.S.Ramamurthy

Evaporation residue excitation function and spin distribution for 31P+170Er

NUCLEAR REACTIONS 170Er(31P, xn), E=134.4, 136.5, 141.6, 146.7, 151.9, 157.0, 162.1, 167.3, 172.0, 177.2 MeV; measured reaction products, Eγ, Iγ, TOF, evaporation residue (ER) σ(E) and spin distribution, ER-gated γ-multiplicity distributions using HYbrid Recoil mass Analyzer (HYRA) and a 4π spin spectrometer for γ rays at IUAC facility in Delhi. Comparison with statistical model calculations using CCFULL computer code. Discussed effect of compound nucleus shell closure.

doi: 10.1103/PhysRevC.88.034606
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2013SA01      Phys.Rev. C 87, 014604 (2013); Erratum Phys.Rev. C 87, 069901 (2013)

R.Sandal, B.R.Behera, V.Singh, M.Kaur, A.Kumar, G.Singh, K.P.Singh, P.Sugathan, A.Jhingan, K.S.Golda, M.B.Chatterjee, R.K.Bhowmik, S.Kalkal, D.Siwal, S.Goyal, S.Mandal, E.Prasad, K.Mahata, A.Saxena, J.Sadhukhan, S.Pal

Effect of N/Z in pre-scission neutron multiplicity for 16, 18O + 194, 198Pt systems

NUCLEAR REACTIONS 194,198Pt(16O, X), (18O, X)210Rn*/212Rn*/214Rn*/216Rn*, E=50, 61, 71.7, 79 MeV; measured fission fragment and neutron spectra by TOF, σ(E, θ) using NAND neutron detector array at LINAC+Pelletron facility at IUAC; deduced pre-scission neutron multiplicity. Statistical model analysis. Shell closure effect at N=126 for 212Rn.

doi: 10.1103/PhysRevC.87.014604
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2013SI19      Phys.Rev. C 87, 064601 (2013)

V.Singh, B.R.Behera, M.Kaur, A.Kumar, P.Sugathan, K.S.Golda, A.Jhingan, M.B.Chatterjee, R.K.Bhowmik, D.Siwal, S.Goyal, J.Sadhukhan, S.Pal, A.Saxena, S.Santra, S.Kailas

Neutron multiplicity measurements for 19F+194, 196, 198Pt systems to investigate the effect of shell closure on nuclear dissipation

NUCLEAR REACTIONS 194,196,198Pt(19F, X)213Fr*/215Fr*/217Fr*, E=90.2-139.6 MeV; measured fragment spectra, E(n), (fragment)n-coin, time-of-flight, neutron angular distributions, pre- and post-scission neutron multiplicities using NAND array at IUAC facility in Delhi; deduced reduced dissipation coefficients β as function of excitation energy, shell effects on dissipation strength. Comparison with statistical model calculations using Kramers fission width.

doi: 10.1103/PhysRevC.87.064601
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2012DH01      Eur.Phys.J. A 48, 28 (2012)

A.Dhal, R.K.Sinha, D.Negi, T.Trivedi, M.K.Raju, D.Choudhury, G.Mohanto, S.Kumar, J.Gehlot, R.Kumar, S.Nath, S.S.Ghugre, R.P.Singh, J.J.Das, S.Muralithar, N.Madhavan, J.B.Gupta, A.K.Sinha, A.K.Jain, I.M.Govil, R.K.Bhowmik, S.C.Pancholi, L.Chaturvedi

Shape evolution in odd-A 137Pm

NUCLEAR REACTIONS 109Ag(32S, 2n2p), E=150 MeV; measured Eγ, Iγ using array of Compton suppressed clover detectors; deduced levels, J, π, γ transitions, bands, rotational bands, γ transition linear polarization, high spin, B(M1), B(E2); calculated nuclear deformation, shape evolution using TRS (Total Routhian Surface), CSM (cranked Shell Model).

doi: 10.1140/epja/i2012-12028-3
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2012GO31      J.Phys.:Conf.Ser. 366, 012021 (2012)

N.Goutev, M.S.Yavahchova, D.Tonev, G.de Angelis, P.Petkov, R.K.Bhowmik, R.P.Singh, S.Muralithar, N.Madhavan, R.Kumar, M.K.Raju, J.Kaur, G.Mahanto, A.Singh, N.Kaur, R.Garg, A.Sukla, Ts.K.Marinov, S.Brant

Level scheme investigation of 102Rh

NUCLEAR REACTIONS 96Zr(11B, 3n), E=36 MeV; measured Eγ, Iγ(θ), γγ-coin using clover polarization-sensitive Ge detectors with provision for DSAM (Doppler-Shift Attenuation Method); deduced γ cascade angular correlations, 4+1≥2+1≥0+1 and 6+1≥4+1≥2+1 angular correlation patterns, linear polarization of selected γ transitions, ΔI=1 band with negative parity.

doi: 10.1088/1742-6596/366/1/012021
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2012MO21      Nucl.Phys. A890-891, 62 (2012)

G.Mohanto, N.Madhavan, S.Nath, J.Sadhukhan, J.Gehlot, I.Mazumdar, M.B.Naik, E.Prasad, I.Mukul, T.Varughese, A.Jhingan, R.K.Bhowmik, A.K.Sinha, D.A.Gothe, P.B.Chavan, S.Pal, V.S.Ramamurthy, A.Roy

Entrance channel effect on ER spin distribution

NUCLEAR REACTIONS 170Er(30Si, X), E=126.0, 130.1, 135.2, 140.3, 145.4, 150.5, 155.6, 160.7 MeV; measured evaporation residue E(ER), I(ER) using multiwire proportional counter, Eγ, Iγ(θ), γγ-coin, (ER)γ-coin; calculated compound nucleus spin distribution using CCFULL code, fusion σ, evaporation residue σ; deduced γ multiplicity, level density parameters, fission barrier, compound nucleus spin distribution, fusion σ, evaporation residue σ. Compared other reactions leading to the same composite system.

doi: 10.1016/j.nuclphysa.2012.07.004
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2012MU13      Pramana 79, 403 (2012)

S.Muralithar, G.Rodrigues, R.P.Singh, R.K.Bhowmik, P.Mukherjee, B.Sethi, I.Mukherjee

Nuclear structure of 216Ra at high spin

NUCLEAR REACTIONS 209Bi(10B, 3n), E=55 MeV; 209Bi(11B, 4n), E=65-78 MeV; measured reaction products, Eγ, Iγ, γ-γ-coin. 216Ra; deduced level scheme, J, π using directional correlations from oriented states, high-spin states. Empirical shell model calculations, comparison with available data.

doi: 10.1007/s12043-012-0333-2
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2012NE03      Phys.Rev. C 85, 057301 (2012)

D.Negi, T.Trivedi, A.Dhal, S.Kumar, V.Kumar, S.Roy, M.K.Raju, S.Appannababu, G.Mohanto, J.Kaur, R.K.Sinha, D.Choudhury, D.Singh, R.Kumar, R.P.Singh, S.Muralithar, A.K.Bhati, S.C.Pancholi, R.K.Bhowmik

Shears mechanism in 109In

NUCLEAR REACTIONS 96Zr(19F, 6n), E=105 MeV; measured Eγ, Iγ, γγ-coin, DCO ratios. 106In; deduced high-spin levels, J, π, bands, configurations. Comparison with tilted-axis cranking model calculations. Systematics of alignment plots for 3-qp band structures in 105,107,109In.

doi: 10.1103/PhysRevC.85.057301
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2012RA22      J.Radioanal.Nucl.Chem. 294, 53 (2012)

M.K.Raju, P.Sugathan, T.Seshi Reddy, B.V.T.Rao, S.Muralithar, R.P.Singh, R.K.Bhowmik, P.V.Madhusudhana Rao

In-beam gamma spectroscopy of 73As nucleus

NUCLEAR REACTIONS 64Ni(12C, 2np)73As, E=55 MeV; measured reaction products, Eγ, Iγ; deduced level scheme, J, π, high-spin level structures, yrast positive parity band.

doi: 10.1007/s10967-011-1609-6
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2012RO08      Phys.Lett. B 710, 587 (2012)

S.Roy, N.Rather, P.Datta, S.Chattopadhyay, R.A.Bark, S.Pal, S.Bhattacharya, R.K.Bhowmik, A.Goswami, H.C.Jain, R.Kumar, E.Lawrie, S.Muralithar, D.Negi, R.Palit, R.P.Singh

Emergence of principal axis rotation in 110Ag

NUCLEAR REACTIONS 96Zr(18O, 3np)110Ag, E=70 MeV; measured reaction products, Eγ, Iγ; deduced level scheme, J, π, B(E2), B(M1), deformation, negative-parity yrast band, high spin levels lifetime. Comparison with systematics, Total Routhian Surface and TQPTR calculations.

doi: 10.1016/j.physletb.2012.03.035
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2012SI12      Phys.Rev. C 86, 014609 (2012)

V.Singh, B.R.Behera, M.Kaur, P.Sugathan, K.S.Golda, A.Jhingan, J.Sadhukhan, D.Siwal, S.Goyal, S.Santra, A.Kumar, R.K.Bhowmik, M.B.Chatterjee, A.Saxena, S.Pal, S.Kailas

Search for an effect of shell closure on nuclear dissipation via a neutron-multiplicity measurement

NUCLEAR REACTIONS 194,196,198Pt(19F, X)213Fr/215Fr/217Fr, E=92-141 MeV; measured neutron spectra, n(fission fragment)-coin, prescission and total neutron multiplicity excitation functions using the NAND array at Pelletron+LINAC facility of IUAC, pulsed beam. Statistical model analysis. Shell effects on nuclear dissipation.

doi: 10.1103/PhysRevC.86.014609
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2012TR01      Phys.Rev. C 85, 014327 (2012)

T.Trivedi, R.Palit, J.Sethi, S.Saha, S.Kumar, Z.Naik, V.V.Parkar, B.S.Naidu, A.Y.Deo, A.Raghav, P.K.Joshi, H.C.Jain, S.Sihotra, D.Mehta, A.K.Jain, D.Choudhury, D.Negi, S.Roy, S.Chattopadhyay, A.K.Singh, P.Singh, D.C.Biswas, R.K.Bhowmik, S.Muralithar, R.P.Singh, R.Kumar, K.Rani

Small quadrupole deformation for the dipole bands in 112In

NUCLEAR REACTIONS 100Mo(16O, 3np), E=80 MeV; measured Eγ, Iγ, γγ-coin, DCO, linear polarization, half-lives by DSAM using INGA array. 112In; deduced levels, J, π, bands, multipolarity, configuration, B(M1), magnetic-dipole rotational band. Comparison with tilted axis cranking model calculations.

doi: 10.1103/PhysRevC.85.014327
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2012TR11      J.Phys.:Conf.Ser. 381, 012061 (2012)

T.Trivedi, R.Palit, J.Sethi, S.Saha, S.Kumar, Z.Naik, V.V.Parkar, B.S.Naidu, A.Y.Deo, A.Raghav, P.K.Joshi, H.C.Jain, S.Sihotra, D.Mehta, A.K.Jain, D.Choudhury, D.Negi, S.Roy, S.Chattopadhyay, A.K.Singh, P.Singh, D.C.Biswas, R.K.Bhowmik, S.Muralithar, R.P.Singh, R.Kumar, K.Rani

Structure of Dipole Bands in 112In: Through Lifetime Measurement

NUCLEAR REACTIONS 100Mo(16O, 3np), E=80 MeV; measured reaction products, Eγ, Iγ, γ-γ-coin.; deduced B(M1), a negative-parity dipole band, 112In lifetime and magnetic rotation. Tilted axis cranking (TAC) calculations.

doi: 10.1088/1742-6596/381/1/012061
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2012YA03      Phys.Rev. C 85, 034614 (2012)

A.Yadav, V.R.Sharma, P.P.Singh, D.P.Singh, M.K.Sharma, U.Gupta, R.Kumar, B.P.Singh, R.Prasad, R.K.Bhowmik

Large influence of incomplete fusion in 12C + 159Tb at Elab ≈ 4-7 MeV/nucleon

NUCLEAR REACTIONS 159Tb(12C, X)160Ho/160mHo/161Ho/163Tm/165Tm/165Lu/167Yb/167Lu/168Lu/168mLu, E=54-88 MeV; measured Eγ, Iγ, production σ(E) for complete fusion and incomplete fusion; deduced total fusion cross section, percentage fraction of incomplete fusion (ICF), mass asymmetry dependence on ICF fraction. Gamma-activation technique. Comparison with statistical model code PACE4 and previous studies.

doi: 10.1103/PhysRevC.85.034614
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2012YA07      Phys.Rev. C 85, 064617 (2012)

A.Yadav, V.R.Sharma, P.P.Singh, D.P.Singh, R.Kumar, Unnati, M.K.Sharma, B.P.Singh, R.Prasad, R.K.Bhowmik

Effect of entrance-channel parameters on incomplete fusion reactions

NUCLEAR REACTIONS 159Tb(12C, 3n), (12C, 4n), (12C, 6n), (12C, 3np), (12C, 2nα), (12C, 4nα), (12C, 2n2α), (12C, 3n2α), E=74, 80, 87 MeV; measured Eγ, Iγ, yields, forward recoil range distributions (FRRDs), gamma-activation method; deduced integrated cross sections, complete and incomplete fusion components; calculated fusion spin distributions. SUMRULE model. Mass-asymmetry and projectile structure effect. Comparison with calculations using PACE computer code.

doi: 10.1103/PhysRevC.85.064617
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2011BA05      Phys.Rev. C 83, 024316 (2011)

P.Banerjee, S.Ganguly, M.K.Pradhan, H.P.Sharma, S.Muralithar, R.P.Singh, R.K.Bhowmik

Experimental study of ΔI = 1 bands in 111In

NUCLEAR REACTIONS 100Mo(19F, 4nα), E=105 MeV; measured Eγ, Iγ, γγ-coin, γγ(θ)(DCO), level half-lives via DSAM using INGA array. 111In; deduced levels, J, π, bands, shears band, B(M1), B(E2), mixing ratio, shears angle, proton angle, gyromagnetic ratios. Comparison of B(M1) values with predictions of semi-classical model.

doi: 10.1103/PhysRevC.83.024316
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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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2011GA44      Braz.J.Phys. 41, 135 (2011)

S.Ganguly, A.Dey, P.Banerjee, S.Bhattacharya, R.P.Singh, S.Muralithar, R.Kumar, R.K.Bhowmik

Study of Three-Quasiparticle Band in 83Kr

NUCLEAR REACTIONS 76Ge(11B, 3np)83Kr, E=50 MeV; measured reaction products, Eγ, Iγ; deduced energy levels, J, π, mean lifetimes, B(M1), B(E2), bands. Doppler shift attenuation method, Routhian surface plots.

doi: 10.1007/s13538-011-0018-1
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2011KU05      Acta Phys.Pol. B42, 813 (2011)

R.Kumar, P.Doornenbal, A.Jhingan, R.K.Bhowmik, S.Appannababu, P.Bednarczyk, L.Caceres, J.Cederkall, A.Ekstrom, R.Garg, J.Gerl, M.Gorska, H.Grawe, J.Kaur, I.Kojouharov, S.Mandal, S.Mukherjee, S.Muralithar, W.Prokopowicz, P.P.Singh, P.Reiter, H.Schaffner, A.Sharma, R.P.Singh, D.Siwal, H.J.Wollersheim

Enhanced 0+g.s. → 2+1 E2 Transition Strength in 112, 114Sn

NUCLEAR REACTIONS 58Ni(114Sn, 114Sn'), (116Sn, 116Sn'), E=3.4 MeV/nucleon; measured Eγ, Iγ, particle-γ-coin. 112,114Sn; deduced B(E2). Comparison with RQRPA calculations.

doi: 10.5506/APhysPolB.42.813
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2011MU20      J.Phys.:Conf.Ser. 312, 052015 (2011)

S.Muralithar, K.Rani, R.P.Singh, R.Kumar, J.J.Das, J.Gehlot, K.S.Golda, A.Jhingan, N.Madhavan, S.Nath, P.Sugathan, T.Varughese, M.Archunan, P.Barua, A.Gupta, M.Jain, A.Kothari, B.P.A.Kumar, A.J.Malyadri, U.G.Naik, R.Kumar, R.Kumar, J.Zacharias, S.Rao, S.K.Saini, S.K.Suman, M.Kumar, E.T.Subramaniam, S.Venkataramanan, A.Dhal, G.Jnaneswari, D.Negi, M.K.Raju, T.Trivedi, R.K.Bhowmik, for the INGA collaboration

Indian National Gamma Array at IUAC

NUCLEAR REACTIONS 94Mo(16O, 2np), E=70 MeV;130Te(14N, 5n), E=75 MeV; measured reaction products, Eγ, Iγ, γ-γ-, γ-γ-γ-coin. 107In, 139Pr; deduced energy levels, delayed γ-transition of isomer with T1/2.

doi: 10.1088/1742-6596/312/5/052015
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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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2011PR17      J.Phys.:Conf.Ser. 312, 092052 (2011)

C.R.Praharaj, S.K.Patra, R.K.Bhowmik, Z.Naik

Band structures and deformations of rare-earth nuclei

NUCLEAR STRUCTURE Gd, Dy, Er, Yb; calculated quadrupole deformation. 164Er, 164Hf; calculated rotational bands. 169Re; calculated prolate shape levels, J, π, K-bands. 172Hf; calculated levels, J, π, isomeric bands. 172,173,178Hf, 177Lu, 179W; calculated bandhead, quadrupole moment, magnetic moment of isomeric configuration. Gd, Dy; calculated B(E2). Deformed HF and angular momentum projection. Compared with available data.

doi: 10.1088/1742-6596/312/9/092052
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2011RO01      Phys.Lett. B 694, 322 (2011)

S.Roy, S.Chattopadhyay, P.Datta, S.Pal, S.Bhattacharya, R.K.Bhowmik, A.Goswami, H.C.Jain, R.Kumar, S.Muralithar, D.Negi, R.Palit, R.P.Singh

Systematics of antimagnetic rotation in even-even Cd isotopes

NUCLEAR STRUCTURE 106,108,110Cd; calculated total angular momentum, B(E2), bands for high-spin states. Antimagnetic rotation model.

NUCLEAR REACTIONS 96Zr(18O, 4n)110Cd, E=70 MeV; measured Eγ, Iγ; deduced level lifetimes, B(E2). Comparison with AMR + rotation model.

doi: 10.1016/j.physletb.2010.10.018
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2011SI04      Phys.Rev. C 83, 024313 (2011)

S.Sihotra, Z.Naik, S.Kumar, K.Singh, J.Goswamy, N.Singh, R.Kumar, R.P.Singh, S.Muralithar, R.K.Bhowmik, R.Palit, D.Mehta

Excited states in 99Pd

NUCLEAR REACTIONS 75As(28Si, 3np)99Pd, E=120 MeV; measured Eγ, Iγ, γγ-coin, γγ(θ)(DCO), γγ(linear polarization). 99Pd; deduced levels, J, π, bands, configurations, multipolarity, B(E1)/B(E2) ratios and octupole collectivity. Comparison with deformed Hartree-Fock and angular-momentum projection calculations.

doi: 10.1103/PhysRevC.83.024313
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2011YA17      Int.J.Mod.Phys. E20, 2133 (2011)

A.Yadav, P.P.Singh, V.R.Sharma, U.Gupta, D.P.Singh, M.K.Sharma, B.P.Singh, R.Prasad, R.Kumar, R.P.Singh, S.Muralithar, R.K.Bhowmik

Signature of pre-equilibrium-emission in forward-to-backward yield ratio measurement

NUCLEAR REACTIONS 169Tm(16O, X)181Os/181Re/182Re/183Re/179W/181W/182W/179Ta/180Ta, E=5.6 MeV/nucleon; measured reaction products, Eγ, Iγ; deduced normalized yield, yield ratios; deduced preequilibrium emission.

doi: 10.1142/S0218301311020198
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2010CH54      Phys.Rev. C 82, 061308 (2010); Comm.On Phys.Rev. C 87, 059801 (2013)

D.Choudhury, A.K.Jain, M.Patial, N.Gupta, P.Arumugam, A.Dhal, R.K.Sinha, L.Chaturvedi, P.K.Joshi, T.Trivedi, R.Palit, S.Kumar, R.Garg, S.Mandal, D.Negi, G.Mohanto, S.Muralithar, R.P.Singh, N.Madhavan, R.K.Bhowmik, S.C.Pancholi

Evidence of antimagnetic rotation in odd-A 105Cd

NUCLEAR REACTIONS 94Zr(16O, 5n), E=93 MeV; measured Eγ, Iγ, γγ-coin, γγ(θ)(DCO), and half-lives using Doppler shift attenuation method. 105Cd; deduced levels, J, π, band, B(E2), antimagnetic rotation. Comparison with semiclassical particle rotor model (SCM).

doi: 10.1103/PhysRevC.82.061308
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2010DA03      Phys.Rev. C 81, 014311 (2010)

L.S.Danu, D.C.Biswas, A.Saxena, A.Shrivastava, A.Chatterjee, B.K.Nayak, R.G.Thomas, R.K.Choudhury, R.Palit, I.Mazumdar, P.Datta, S.Chattopadhyay, S.Pal, S.Bhattacharya, S.Muralithar, K.S.Golda, R.K.Bhowmik, J.J.Das, R.P.Singh, N.Madhavan, J.Gerl, S.K.Patra, L.Satpathy

Fine structure dips in the fission fragment mass distribution for the 238U(18O, f) reaction

NUCLEAR REACTIONS 238U(18O, F)Sr/Zr/Mo/Ru/Pd/Cd/Sn/Te/Xe/Ba/Ce/Nd/Sm, E=100 MeV; measured Eγ, Iγ, γγ-coin, fission fragment mass distribution and yields of Sr (A=90-96), Zr (A=96-102), Mo (A=98-108), Ru (A=104-112), Pd (A=108-116), Cd (A=114-122), Sn (A=116-128), Te (A=124-134), Xe (A=130-138), Ba (A=136-144), Ce (A=142-148), Nd (A=146-152) and Sm (A=150-158) using INGA array. Discussed effect of nuclear structure in the dynamical evolution of fissioning nucleus. 128Te; measured Eγ and γγ-coin.

doi: 10.1103/PhysRevC.81.014311
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2010KA29      Nucl.Phys. A842, 1 (2010)

D.Kanjilal, S.Bhattacharya, A.Goswami, R.Kshetri, R.Raut, S.Saha, R.K.Bhowmik, J.Gehlot, S.Muralithar, R.P.Singh, G.Jnaneswari, G.Mukherjee, B.Mukherjee

High spin states and isomeric decays in doubly-odd 208Fr

NUCLEAR REACTIONS 197Au(16O, xn)208Fr/209Fr/210Fr, E=88, 94, 100 MeV; measured Eγ, Iγ, γγ-coin, evaporation residue yields, T1/2 using INGA array. 208Fr; deduced energy levels, J, π, T1/2, DCO ratios. 204Po, 206At, 208Rn; deduced levels T1/2. Comparison with other data.

doi: 10.1016/j.nuclphysa.2010.04.003
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2010KU07      Phys.Rev. C 81, 024306 (2010)

R.Kumar, P.Doornenbal, A.Jhingan, R.K.Bhowmik, S.Muralithar, S.Appannababu, R.Garg, J.Gerl, M.Gorska, J.Kaur, I.Kojouharov, S.Mandal, S.Mukherjee, D.Siwal, A.Sharma, P.P.Singh, R.P.Singh, H.-J.Wollersheim

Enhanced Og.s+ → 21+ E2 transition strength in 112Sn

NUCLEAR REACTIONS 112Sn, 116Sn(58Ni, 58Ni), E=175 MeV; measured Eγ, Iγ, and scattered particle spectra. 112,116Sn; deduced B(E2). Systematics of first 2+ energies and associated B(E2) values for 102,104,106,108,110,112,114,116,118,120,122,124,126,128,130Sn Comparison with relativistic quasiparticle random-phase approximation (RQRPA) and large-scale shell model calculations.

doi: 10.1103/PhysRevC.81.024306
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2010KU15      Phys.Rev. C 81, 067304 (2010)

S.Kumar, A.K.Jain, A.Goel, S.S.Malik, R.Palit, H.C.Jain, I.Mazumdar, P.K.Joshi, Z.Naik, A.Dhal, T.Trivedi, I.Mehrotra, S.Appannababu, L.Chaturvedi, V.Kumar, R.Kumar, D.Negi, R.P.Singh, S.Muralithar, R.K.Bhowmik, S.C.Pancholi

Band structure and shape coexistence in 13556Ba79

NUCLEAR REACTIONS 130Te(9Be, 4n), E=42.5 MeV; measured Eγ, Iγ, γγ-coin, DCO, γ(lin pol). 135Ba; deduced levels, J, π, multipolarity, bands, configurations, possible magnetic rotational band. Comparison with TAC calculations.

doi: 10.1103/PhysRevC.81.067304
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2010KU23      Phys.Rev. C 82, 054302 (2010)

V.Kumar, P.Das, S.Lakshmi, P.K.Joshi, H.C.Jain, R.P.Singh, R.Kumar, S.Muralithar, R.K.Bhowmik

Decoupling behavior in 132La

NUCLEAR REACTIONS 122Sn(14N, xn), (15N, xn), E=62 MeV; measured Eγ, Iγ, γγ-coin, half-lives by Doppler-shift recoil distance method (RDM). 132La; deduced levels, J, π. Comparison with particle-rotor coupling model calculations and with structure of 131La and 130Ba. Pseudospin coupling model and decoupled structures.

doi: 10.1103/PhysRevC.82.054302
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2010NE05      Phys.Rev. C 81, 054322 (2010)

D.Negi, T.Trivedi, A.Dhal, S.Kumar, V.Kumar, S.Roy, M.K.Raju, S.Appannababu, G.Mohanto, J.Kaur, R.K.Sinha, R.Kumar, R.P.Singh, S.Muralithar, A.K.Bhati, S.C.Pancholi, R.K.Bhowmik

High spin spectroscopy and shears mechanism in 107In

NUCLEAR REACTIONS 94Mo(16O, 2np)107In, E=70 MeV; measured Eγ, Iγ, γγ-coin, DCO, linear polarization, half-lives by DSAM using INGA array. 107In; deduced levels, J, π, multipolarity, bands, B(M1), B(E2), B(M1)/B(E2), Q(t), β2, configurations, shears band. Comparison with systematics of bands in 105,108In and with TAC calculations.

doi: 10.1103/PhysRevC.81.054322
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2010RO15      Phys.Rev. C 81, 054311 (2010)

S.Roy, P.Datta, S.Pal, S.Chattopadhyay, S.Bhattacharya, A.Goswami, H.C.Jain, P.K.Joshi, R.K.Bhowmik, R.Kumar, S.Muralithar, R.P.Singh, N.Madhavan, P.V.Madhusudhana Rao

Band crossing in a shears band of 108Cd

NUCLEAR REACTIONS 100Mo(13C, 5n)108Cd, E=65 MeV; measured Eγ, Iγ, γγ-coin, half-lives by DSAM. 108Cd; deduced levels, J, π, multipolarity, shears band, band crossing, B(M1), B(E2), shears angle. Comparison with systematics of B(M1) values in 110Cd.

doi: 10.1103/PhysRevC.81.054311
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2010SI04      Phys.Rev. C 81, 027602 (2010)

D.Singh, R.Ali, M.Afzal Ansari, K.S.Babu, P.P.Singh, M.K.Sharma, B.P.Singh, R.K.Sinha, R.Kumar, S.Muralithar, R.P.Singh, R.K.Bhowmik

Incomplete fusion dynamics by spin distribution measurements

NUCLEAR REACTIONS 124Sn(16O, X)133Ce/134Ce/135Ce/133La/135La/131Ba/132Ba/133Ba/128,130,133Xe/131Cs/127I, E=6.3 MeV/nucleon; measured Eγ, Iγ; deduced spin distributions of evaporation residues formed in xn, pxn, αxn, αpxn and 2αxn reaction channels.

doi: 10.1103/PhysRevC.81.027602
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2010SU12      Phys.Rev. C 81, 067304 (2010), see 2010KU15

Suresh Kumar, A.K.Jain, A.Goel, S.S.Malik, R.Palit, H.C.Jain, I.Mazumdar, P.K.Joshi, Z.Naik, A.Dhal, T.Trivedi, I.Mehrotra, S.Appannababu, L.Chaturvedi, V.Kumar, R.Kumar, D.Negi, R.P.Singh, S.Muralithar, R.K.Bhowmik, S.C.Pancholi

Band structure and shape coexistence in 13556Ba79

doi: 10.1103/PhysRevC.81.067304
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2010TR05      Nucl.Phys. A834, 72c (2010)

T.Trivedi, R.Palit, D.Negi, Z.Naik, Y.-C.Yang, Y.Sun, J.A.Sheikh, A.Dhal, M.K.Raju, S.Appannababu, S.Kumar, D.Choudhury, K.Maurya, G.Mahanto, R.Kumar, R.P.Singh, S.Muralithar, A.K.Jain, H.C.Jain, S.C.Pancholi, R.K.Bhowmik, I.Mehrotra

Lifetime measurement of high spin states in 75Kr

NUCLEAR REACTIONS 50Cr(28Si, n2p), E=90 MeV; measured Eγ, Iγ(θ, t); deduced T1/2, transitional quadrupole moment. Comparison with nearby nuclei.

doi: 10.1016/j.nuclphysa.2010.01.021
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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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2009DH01      Phys.Rev. C 80, 014320 (2009)

A.Dhal, R.K.Sinha, L.Chaturvedi, P.Agarwal, S.Kumar, A.K.Jain, R.Kumar, I.M.Govil, S.Mukhopadhyay, A.Chakraborty, Krishichayan, S.Ray, S.S.Ghugre, A.K.Sinha, R.Kumar, R.P.Singh, S.Muralithar, R.K.Bhowmik, S.C.Pancholi, J.B.Gupta

High spin states in 139Pm

NUCLEAR REACTIONS 116Cd(27Al, 4n), E=120 MeV; measured Eγ, Iγ, γγ-coin, γγ(θ), DCO. 139Pm; deduced levels, J, π, bands, magnetic rotational bands, B(M1) and B(E2). Comparison with tilted axis cranking calculations.

doi: 10.1103/PhysRevC.80.014320
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2009MU16      Nucl.Phys. A829, 137 (2009)

G.Mukherjee, P.Joshi, R.K.Bhowmik, S.N.Roy, S.Dutta, S.Muralithar, R.P.Singh

Effect of πg9/2 and νg9/2 alignments in the shape of 75Br from lifetime measurement

NUCLEAR REACTIONS 51V(28Si, 2n2p), E=115 MeV; measured Eγ, Iγ, γγ-coin with HPGe detectors. 75Br; deduced high spin states T1/2, B(E2), band configurations using DSA, transition quadrupole moments and deformation parameters. Comparison with cranking model and total Routhian surface calculations.

doi: 10.1016/j.nuclphysa.2009.07.016
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2009SI02      Phys.Lett. B 671, 20 (2009)

P.P.Singh, B.P.Singh, M.K.Sharma, U.Gupta, R.Kumar, D.Singh, R.P.Singh, S.Murlithar, M.A.Ansari, R.Prasad, R.K.Bhowmik

Probing of incomplete fusion dynamics by spin-distribution measurement

NUCLEAR REACTIONS 169Tm(16O, X)177Re/178Re/179Re/180Os/181Os/182Os/180Ir/181Ir/182Ir, E=5.6 MeV/nucleon; measured Eγ, Iγ, (charged-particle)γ-coin, yields, spin distributions; deduced γ cascade feeding intensities. Comparison with PACE4 calculations.

doi: 10.1016/j.physletb.2008.11.035
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2009SI34      Phys.Rev. C 80, 064603 (2009)

P.P.Singh, A.Yadav, D.P.Singh, U.Gupta, M.K.Sharma, R.Kumar, D.Singh, R.P.Singh, S.Muralithar, M.A.Ansari, B.P.Singh, R.Prasad, R.K.Bhowmik

Role of high ℓ values in the onset of incomplete fusion

NUCLEAR REACTIONS 169Tm(12C, X)171Lu/173Ta/174Ta/175Ta/176W/176Re/177Re/178Re/180Ir/180Os/, E=5.6, 6.5 MeV/nucleon; measured α spectra, Eγ, Iγ, γ(particle)-coin; deduced yields, spin distributions, and role of angular momentum on yields in incomplete fusion. Comparison with data for 169Tm(16O, X) reaction.

doi: 10.1103/PhysRevC.80.064603
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2009TR07      Phys.Rev. C 80, 047302 (2009); Publishers Note, Phys.Rev. C 80, 059902 (2009)

T.Trivedi, R.Palit, D.Negi, Z.Naik, Y.-C.Yang, Y.Sun, J.A.Sheikh, A.Dhal, M.K.Raju, S.Appannababu, S.Kumar, D.Choudhury, K.Maurya, G.Mahanto, R.Kumar, R.P.Singh, S.Muralithar, A.K.Jain, H.C.Jain, S.C.Pancholi, R.K.Bhowmik, I.Mehrotra

Shape evolution of the highly deformed 75Kr nucleus examined with the Doppler-shift attenuation method

NUCLEAR REACTIONS 50Cr(28Si, n2p), E=90 MeV; measured Eγ, Iγ, γγ-coin, and half-lives by Doppler-shift attenuation method. 75Kr; deduced levels, J, π, bands, B(E2), transitional quadrupole moments, and configurations. Comparison with projected shell model calculations.

doi: 10.1103/PhysRevC.80.047302
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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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2008DA12      Phys.Rev. C 78, 021306 (2008)

P.Datta, S.Roy, S.Pal, S.Chattopadhyay, S.Bhattacharya, A.Goswami, M.S.Sarkar, J.A.Sheikh, Y.Sun, P.V.Madhusudhana Rao, R.K.Bhowmik, R.Kumar, N.Madhavan, S.Muralithar, R.P.Singh, H.C.Jain, P.K.Joshi, Amita

Abrupt change of rotation axis in 109Ag

NUCLEAR REACTIONS 100Mo(13C, 3np), E=65 MeV; measured Eγ, Iγ, γγ-coin. 109Ag; deduced levels, J, π, half-lives by DSAM, B(M1), B(E2). Comparisons with projected shell-model and tilted-axis cranking calculations.

doi: 10.1103/PhysRevC.78.021306
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2008SH01      Phys.Rev. C 77, 014303 (2008)

J.A.Sheikh, P.A.Ganai, R.P.Singh, R.K.Bhowmik, S.Frauendorf

Shell model study of pairing correlations

NUCLEAR STRUCTURE 24Ne, 26Al, 27,28Si; calculated pairing correlations as a function of temperature and angular momentum. Shell model.

doi: 10.1103/PhysRevC.77.014303
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2008SI20      Phys.Rev. C 78, 017602 (2008)

P.P.Singh, B.P.Singh, M.K.Sharma, Unnati, R.Kumar, K.S.Golda, D.Singh, R.P.Singh, S.Muralithar, M.A.Ansari, R.Prasad, R.K.Bhowmik

Spin-distribution measurement: A sensitive probe for incomplete fusion dynamics

NUCLEAR REACTIONS 169Tm(16O, 3n), (16O, 2nα), (16O, n2α), (16O, 4np2α), (16O, np3α), E=5.6 MeV/nucleon; measured (particle)γ-coin, spin distributions. 177,178,179Re, 180,181,182Os, 180,181,182Ir; measured yield ratios.

doi: 10.1103/PhysRevC.78.017602
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2007AG13      Phys.Rev. C 76, 024321 (2007)

P.Agarwal, S.Kumar, S.Singh, R.K.Sinha, A.Dhal, S.Muralithar, R.P.Singh, N.Madhavan, R.Kumar, R.K.Bhowmik, S.S.Malik, S.C.Pancholi, L.Chaturvedi, H.C.Jain, A.K.Jain

Bandcrossing of magnetic rotation bands in 137Pr

NUCLEAR REACTIONS 122Sn(19F, 4n), E=80 MeV; measured Eγ, Iγ, γγ-coinc. 137Pr deduced levels, J, π, multipolarity.

doi: 10.1103/PhysRevC.76.024321
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2007CH41      Phys.Rev. C 75, 054323 (2007)

S.K.Chamoli, R.Kumar, I.M.Govil, P.Joshi, R.P.Singh, S.Muralithar, R.K.Bhowmik

Experimental study of shape coexistence in 189Tl

NUCLEAR REACTIONS 165Ho(28Si, 4n)189Tl, E=138 MeV; measured Eγ, Iγ, lifetimes of high spin states using recoil distance measurement technique. Deduced transition quadrupole moment and deformation parameters.

doi: 10.1103/PhysRevC.75.054323
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2007KS01      Nucl.Phys. A781, 277 (2007)

R.Kshetri, M.S.Sarkar, I.Ray, P.Banerjee, S.Sarkar, R.Raut, A.Goswami, J.M.Chatterjee, S.Chattopadhyay, U.Datta Pramanik, A.Mukherjee, C.C.Dey, S.Bhattacharya, B.Dasmahapatra, S.Bhowal, G.Gangopadhyay, P.Datta, H.C.Jain, R.K.Bhowmik, S.Muralithar R.P.Singh, R.Kumar

High spin structure of 35Cl and the sd-fp shell gap

NUCLEAR REACTIONS 12C(28Si, pα), E=70, 88 MeV; measured Eγ, Iγ, γγ-coin, DSA. 35Cl deduced levels J, π, δ, T1/2. INGA array, shell model calculations.

doi: 10.1016/j.nuclphysa.2006.10.084
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2007KU13      Phys.Rev. C 76, 014309 (2007)

V.Kumar, P.Das, R.P.Singh, R.Kumar, S.Muralithar, R.K.Bhowmik

Multiparticle M1 band in 134La

NUCLEAR REACTIONS 124Sn(14N, 4n), E=67 MeV; measured Eγ, Iγ, γγ-coinc, lifetimes. 134La deduced levels, J, π.

doi: 10.1103/PhysRevC.76.014309
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2007KU19      Phys.Rev. C 76, 034301 (2007)

R.Kumar, S.K.Chamoli, I.M.Govil, A.Dhal, R.K.Sinha, L.Chaturvedi, Z.Naik, C.R.Praharaj, S.Muralithar, R.P.Singh, N.Madhavan, P.Sugathan, J.J.Das, R.K.Bhowmik

Shape coexistence and high spin states in 52Cr

NUCLEAR REACTIONS 27Al(28Si, 3p), E=70 MeV; measured Eγ, Iγ(θ), γγ-coinc. 52Cr deduced levels, J, π. Compared results to model calculations.

doi: 10.1103/PhysRevC.76.034301
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2007KU32      Hyperfine Interactions 175, 121 (2007)

V.Kumar, P.Thakur, A.K.Bhati, R.P.Singh, R.K.Bhowmik

Electric quadrupole moments of the Kπ = 8- and 23/2- isomeric states in 170, 171, 172Hf

NUCLEAR REACTIONS 160Gd(16O, X)170Hf/171Hf/172Hf, E<104 MeV; measured reaction products, Eγ, Iγ; deduced isomers spectroscopic quadrupole moments, quadrupole deformation. Comparison with he multi-quasiparticle calculations.

doi: 10.1007/s10751-008-9579-y
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2007RA20      Phys.Rev. C 76, 034315 (2007)

I.Ray, M.R.Basu, R.Kshetri, M.S.Sarkar, S.Sarkar, P.Banerjee, S.Chattopadhyay, C.C.Dey, A.Goswami, J.M.Chatterjee, A.Mukherjee, S.Bhattacharya, B.Dasmahapatra, P.Datta, H.C.Jain, R.K.Bhowmik, S.Muralithar, R.P.Singh

Indication of the onset of collectivity in 30P

NUCLEAR REACTIONS 16O(16O, np), E=40 MeV; measured Eγ, Iγ, γγ-coinc, polarization assymetry. 30P deduced levels, J, π, branching ratios.

doi: 10.1103/PhysRevC.76.034315
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2007RA21      Nucl.Phys. A794, 1 (2007)

R.Raut, S.Bhowal, S.Ganguly, R.Kshetri, P.Banerjee, S.Bhattacharya, R.K.Bhowmik, B.Dasmahapatra, G.Gangopadhyay, A.Mukherjee, S.Muralithar, M.SahaSarkar, R.P.Singh, A.Goswami

Study of yrast band in 155Tm

NUCLEAR REACTIONS 144Sm(14N, 3n), E=70 MeV; measured Eγ, Iγ, γγ-coin. 155Tm deduced levels, J, π.

doi: 10.1016/j.nuclphysa.2007.07.003
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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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2006DE15      Phys.Rev. C 73, 034313 (2006)

A.Y.Deo, S.B.Patel, S.K.Tandel, S.Muralithar, R.P.Singh, R.Kumar, R.K.Bhowmik, S.S.Ghugre, A.K.Singh, V.Kumar, Amita

Systematics of the shears mechanism in silver isotopes

NUCLEAR REACTIONS 78Se(32S, 2npα), E=130 MeV; 80Se(30Si, 4np), (30Si, 3np), E=120 MeV; measured Eγ, Iγ, γγ-coin, DSA. 103,105,106Ag levels deduced T1/2, B(M1), B(E2). Comparison with tilted-axis cranking model predictions.

doi: 10.1103/PhysRevC.73.034313
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2006DH01      Eur.Phys.J. A 27, 33 (2006)

A.Dhal, R.K.Sinha, P.Agarwal, S.Kumar, Monika, B.B.Singh, R.Kumar, P.Bringel, A.Neusser, R.Kumar, K.S.Golda, R.P.Singh, S.Muralithar, N.Madhavan, J.J.Das, A.Shukla, P.K.Raina, K.S.Thind, A.K.Sinha, I.M.Govil, P.K.Joshi, R.K.Bhowmik, A.K.Jain, S.C.Pancholi, L.Chaturvedi

Shape changes at high spin in 78Kr

NUCLEAR REACTIONS 63Cu(19F, 2p2n), E=60 MeV; measured Eγ, Iγ, γγ-coin, DSA. 78Kr deduced high spin levels, T1/2, transition quadrupole moments. Comparison with Hartree-Fock-Bogoliubov model. INGA array.

doi: 10.1140/epja/i2005-10230-0
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2006GA10      Nucl.Phys. A768, 43 (2006)

S.Ganguly, P.Banerjee, I.Ray, R.Kshetri, S.Bhattacharya, M.Saha-Sarkar, A.Goswami, S.Muralithar, R.P.Singh, R.Kumar, R.K.Bhowmik

Band structure in 83Rb from lifetime measurements

NUCLEAR REACTIONS 76Ge(11B, 4nγ), E=50 MeV; measured Eγ, Iγ, γγ-coin, DSA. 83Rb deduced levels, J, π, δ, T1/2, B(E2), B(M1), configurations, magnetic rotation. Comparison with particle-rotor-model calculations.

doi: 10.1016/j.nuclphysa.2006.01.007
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2006KR07      Eur.Phys.J. A 29, 151 (2006)

Krishichayan, A.Chakraborty, S.Mukhopadhyay, S.Ray, N.S.Pattabiraman, S.S.Ghugre, R.Goswami, A.K.Sinha, S.Sarkar, U.Garg, P.V.Madhusudhana Rao, S.K.Basu, B.K.Yogi, L.Chaturvedi, A.Dhal, R.K.Sinha, M.S.Sarkar, S.Saha, R.Singh, R.K.Bhowmik, A.Jhingan, N.Madhavan, S.Muralithar, S.Nath, R.P.Singh, P.Sugathan

Spin-parity measurements in the neutron-rich N ∼ 20 34P and 36S nuclei

NUCLEAR REACTIONS 115In(34S, X)34P/36S/146Tb/145Gd/146Gd, E=140 MeV; measured Eγ, Iγ, γγ-coin, γ-ray polarization. 34P, 36S deduced levels, J, π, configurations.

doi: 10.1140/epja/i2006-10084-x
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2006SI26      Eur.Phys.J. A 28, 277 (2006); Erratum Eur.Phys.J. A 29, 253 (2006)

R.K.Sinha, A.Dhal, P.Agarwal, S.Kumar, Monika, B.B.Singh, R.Kumar, P.Bringel, A.Neusser, R.Kumar, K.S.Golda, R.P.Singh, S.Muralithar, N.Madhavan, J.J.Das, K.S.Thind, A.K.Sinha, I.M.Govil, R.K.Bhowmik, J.B.Gupta, P.K.Joshi, A.K.Jain, S.C.Pancholi, L.Chaturvedi

Loss of collectivity in 79Rb

NUCLEAR REACTIONS 63Cu(19F, 2np), E=60 MeV; measured Eγ, Iγ, γγ-coin, DSA. 79Rb deduced high-spin levels, T1/2, transition quadrupole moments. Comparison with Total Routhian Surface calculations. INGA array.

doi: 10.1140/epja/i2005-10286-8
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2006TH07      Phys.Rev. C 74, 034329 (2006)

P.Thakur, V.Kumar, A.K.Bhati, S.C.Bedi, R.P.Singh, R.K.Bhowmik, A.E.Stuchbery

Nuclear g-factor measurements of the 9/2- and 21/2- isomeric states in 173Ta

NUCLEAR REACTIONS 165Ho(12C, 4n), E=66 MeV; measured delayed Eγ, Iγ(θ, H, t). 173Ta deduced isomeric states g factors, configurations. Time-dependent perturbed angular distribution technique.

doi: 10.1103/PhysRevC.74.034329
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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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2005CH38      Phys.Rev. C 71, 054324 (2005)

S.K.Chamoli, P.Joshi, A.Kumar, R.Kumar, R.P.Singh, S.Muralithar, R.K.Bhowmik, I.M.Govil

Shape coexistence and lifetime measurement in 187Tl nucleus

NUCLEAR REACTIONS 159Tb(32S, 4n), E=154 MeV; measured Doppler-shifted Eγ, Iγ. 187Tl deduced high-spin levels, J, π, configurations, T1/2, transition quadrupole moments, B(E2), shape coexistence. Comparison with model predictions.

doi: 10.1103/PhysRevC.71.054324
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