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NSR database version of May 24, 2024.

Search: Author = G.Gangopadhyay

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2023MU19      Pramana 97, 181 (2023)

S.Murtaza, G.Gangopadhyay

Pairing and rotation in neutron-deficient even–even Yb isotopes

NUCLEAR STRUCTURE 160,162,164,166Yb; calculated binding energies and deformation parameters, charge radii using the Hartree-Fock-Bogoliubov (HFB) approach by employing the energy functional SLy6. Comparison with experimental data.

doi: 10.1007/s12043-023-02659-1
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2023SA30      Int.J.Mod.Phys. E32, 2350022 (2023)

S.Saha, G.Gangopadhyay

Reaction rate of 16O(n, γ)17O in R-matrix formalism at astrophysical energies

NUCLEAR REACTIONS 16O(n, γ), E(cm)<0.6 MeV; analyzed available data; deduced σ, reaction rates, best-fit R-matrix parameters in the compound nucleus.

doi: 10.1142/S0218301323500222
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2022RA02      Nucl.Phys. A1018, 122375 (2022)

P.Ray, H.Pai, S.Ali, A.Mukherjee, S.Rajbanshi, S.Chakraborty, S.Bhattacharya, R.Banik, S.Nandi, S.Bhattacharyya, G.Mukherjee, C.Bhattacharya, G.Gangopadhyay, S.Samanta, S.Das, S.Chatterjee, R.Raut, S.S.Ghugre, P.C.Srivastava, S.Jehangir, B.Bhoy, N.Rather, G.H.Bhat, J.A.Sheikh, A.Goswami

Three-phonon multiplets in 116Sn

NUCLEAR REACTIONS 114Cd(α, 2n), E=34 MeV; measured reaction products, Eγ, Iγ, γγ-coin.; deduced γ-ray energies and intensities, J, π, level scheme, multipolarities, intruder configurations. Interacting Boson Model (IBM) and spherical shell model calculations. The Indian National Gamma Array (INGA).

doi: 10.1016/j.nuclphysa.2021.122375
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2021SO20      Chin.Phys.C 45, 044108 (2021)

A.Soylu, F.Koyuncu, G.Gangopadhyay, V.Dehghani, S.A.Alavi

Proton radioactivity half-lives with nuclear asymmetry factor

RADIOACTIVITY 109I, 112,113Cs, 117La, 121Pr, 130,131Eu, 135Tb, 140,141Ho, 144,145,146,147Tm, 150,151Lu, 155,156,157Ta, 159,160,161Re, 164,166,167Ir, 170,171Au, 176,177Tl(p), 141Ho, 146,147Tm, 150,151Lu, 156Ta, 159,161Re, 165,166,167Ir, 170,171Au, 177Tl, 215Bi(IT), (p); analyzed available data; deduced the dependence of proton emission T1/2 on the nuclear asymmetry parameter.

doi: 10.1088/1674-1137/abe03f
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2020RA10      Phys.Rev. C 101, 064313 (2020)

P.Ray, H.Pai, S.Ali, A.Mukherjee, A.Goswami, S.Rajbanshi, S.Bhattacharya, R.Banik, S.Nandi, S.Bhattacharyya, G.Mukherjee, C.Bhattacharya, S.Chakraborty, G.Gangopadhyay, M.S.R.Laskar, R.Palit, G.H.Bhat, S.Jehangir, J.A.Sheikh, A.K.Sinha, S.Samanta, S.Das, S.Chatterjee, R.Raut, S.S.Ghugre

Quasi-γ band in 114Te

NUCLEAR REACTIONS 112Sn(α, 2n), E=37 MeV; measured Eγ, Iγ, γγ-coin, γγ(θ)(DCO), γγ(linear polarization) using the INGA array for γ detection at VECC, Kolkata. 114Te; deduced levels, J, π, multipolarities, mixing ratios, quasi γ band, odd-even energy staggering in 114Te and 118Xe. Comparison with theoretical calculations using interacting boson model (IBM) and triaxial projected shell model (TPSM).

doi: 10.1103/PhysRevC.101.064313
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2019AL28      Phys.Lett. B 798, 134960 (2019)

S.Ali, S.Rajbanshi, R.Raut, H.Pai, Y.Y.Wang, G.Gangopadhyay, J.Meng, R.Palit, S.Nag, A.Bisoi, S.Saha, J.Sethi, S.Bhattacharyya, S.Chattopadhyay, G.Mukherjee, A.K.Singh, T.Trivedi, A.Goswami

Evidence of the octupole correlation between the shears bands in 142Eu

NUCLEAR REACTIONS 116Cd(31P, 5n)142Eu, E=148 MeV; measured reaction products, Eγ, Iγ; deduced γ-ray energies, levels, J, π, branching ratio, level T1/2, B(M1), B(E1), B(E2), two opposite parity dipole bands, octupole correlation.

doi: 10.1016/j.physletb.2019.134960
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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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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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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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2016CH29      Phys.Rev. C 94, 015802 (2016)

D.Chakraborty, S.Dutta, G.Gangopadhyay, A.Bhattacharyya

Radiative proton capture cross sections in the mass range 40-54

NUCLEAR STRUCTURE 40Ar, 41K, 40,42,43,44,46Ca, 45Sc, 46,47,48,49,50Ti, 51V, 50,52,53,54Cr, 54Fe; calculated binding energies (BE) and charge radii using RMF theory with the NpNn correction. Comparison with experimental values.

NUCLEAR REACTIONS 41K, 42,44,48Ca, 46,47,48,49,50Ti, 50,53,54Cr, 51V, 54Fe(p, γ), E=1-3 MeV; calculated astrophysical S factors and compared with available experimental values. 42Ti, 43,46V, 43Sc, 47Cr, 52Fe, 52,53Co(p, γ), T9=1-5; calculated proton capture reaction rate, and compared with NON-SMOKER results. Hauser-Feshbach formalism with the reaction code TALYS1.6.

doi: 10.1103/PhysRevC.94.015802
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2016DU04      Phys.Rev. C 93, 024602 (2016)

S.Dutta, D.Chakraborty, G.Gangopadhyay, A.Bhattacharyya

Neutron capture reactions near the N=82 shell-closure

NUCLEAR REACTIONS 140Ce(n, n), E=1.5, 2.0, 2.5, 3.0 MeV; 141Pr(n, n), E=0.878, 1.2 MeV; 142Nd(n, n), E=2.5 MeV; 148Sm(n, n), E=2.7; calculated σ(θ) and compared to experimental data. 133Cs, 139La, 140Ce, 141Pr, 135,136,137,138Ba, 142,143,144,145,146Nd, 144,147,148,149Sm(n, γ), E=0.001-1 MeV; calculated σ(E), Maxwellian-averaged cross sections (MACS) at kT=30 keV, and compared to experimental data. Semimicroscopic optical model with the DDM3Y nucleon-nucleon interaction. Relevance to astrophysical s- and p-processes for nuclei near N=82 neutron shell-closure.

NUCLEAR STRUCTURE 133,134,135,136,137Cs, 130,132,134,135,136,137,138Ba, 138,139La, 136,138,140,141,142Ce, 141,142,143Pr, 142,143,144,145,146,147Nd, 147,148Pm, 144,147,148,149Sm; calculated charge densities, and root-mean-square (rms) charge radii using relativistic mean-field approach. Comparison with experimental values.

doi: 10.1103/PhysRevC.93.024602
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2016DU17      Phys.Rev. C 94, 024604 (2016)

S.Dutta, G.Gangopadhyay, A.Bhattacharyya

Neutron capture reactions relevant to the s and p processes in the region of the N=50 shell closure

NUCLEAR STRUCTURE 82,83,84,86Kr, 85Rb, 84,86,87,88Sr, 89Y, 90,91,92,94Zr, 93Nb, 92,94,95Mo, 96,98Ru; calculated binding energies, charge radii using RMF theory and compared with experimental data.

NUCLEAR REACTIONS 85,86,87Rb, 84,86,87,88,89,90Sr, 89Y, 90,91,92,93,94,95,96Zr, 93,94,95Nb, 92,94,95,96,97,98,99Mo, 99Tc(n, γ), E=0.001-1 MeV; calculated σ(E), Maxwellian averaged cross sections (MACS), astrophysical reaction rates. Statistical semimicroscopic Hauser-Feshbach approach with a folded optical-model potential constructed from standard DDM3Y real nucleon-nucleon interaction, using TALYS1.8 code. Comparison with available experimental data. Relevance to astrophysical s and p processes.

doi: 10.1103/PhysRevC.94.024604
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2016DU23      Phys.Rev. C 94, 054611 (2016)

S.Dutta, G.Gangopadhyay, A.Bhattacharyya

Microscopic folding model analysis of the radiative (n, γ) reactions near the Z=28 shell closure and the weak s process

NUCLEAR REACTIONS 56,57,58,60Fe, 58,60,61,62,63,64Ni, 59Co, 63,65Cu, 64,66,68Zn, 69,71Ga(n, γ), E=0.001-1 MeV; calculated σ(E) and Maxwellian averaged cross sections (MACS) at kT=30 keV using TALYS1.8 computer code for statistical model Hauser-Feshbach calculations in a microscopic approach with the optical model potential from the density-dependent M3Y nucleon-nucleon interaction, and radial matter densities of target nuclei from relativistic-mean-field (RMF) theory. Comparison with experimental data.

NUCLEAR STRUCTURE 56,57,58Fe, 58,60,61,62,64Ni, 59Co, 63,65Cu, 64,66,67,68,70Zn, 69,71Ga, 72Ge; calculated rms charge radii from relativistic-mean-field theory, and compared with experimental values.

doi: 10.1103/PhysRevC.94.054611
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2016GA27      Int.J.Mod.Phys. E25, 1650046 (2016)

G.Gangopadhyay

Improvement in a phenomenological formula for ground state binding energies

NUCLEAR STRUCTURE O, F, Ca, Ni, Ti, Pb; calculated binding energies, α-decay energies.

doi: 10.1142/S0218301316500464
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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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2015CH34      Phys.Rev. C 91, 057602 (2015)

D.Chakraborty, S.Dutta, G.Gangopadhyay, A.Bhattacharyya

Microscopic study of (p, γ) reactions in the mass region A=110 - 125

NUCLEAR STRUCTURE 110Pd, 110,111,112,113,114,116Cd, 113,115In, 112,114,115,116,117,118,119,120,122,124Sn, 121,123Sb, 122,123,124,125Te, 124Xe; calculated binding energies, and charge radii. Relativistic meanfield (RMF) calculations. Comparison with experimental values.

NUCLEAR REACTIONS 121,123Sb, 112,114,116,119Sn(p, γ), E=1.5-4.5 MeV; calculated astrophysical S factors and compared with experimental values. 111,113,114In, 112,114,115Sn(p, γ), T9=1.5-4; calculated proton capture rates and compared with NON-SMOKER calculations. Optical potential model with density-dependent (DDM3Y) interaction.

doi: 10.1103/PhysRevC.91.057602
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2015DU04      Phys.Rev. C 91, 025804 (2015)

S.Dutta, D.Chakraborty, G.Gangopadhyay, A.Bhattacharyya

Low-energy proton capture reactions in the mass region 55-60

NUCLEAR STRUCTURE 56,58Fe, 58,60Ni; calculated density profiles. 55,56Mn, 56,57,58Fe, 59Co, 58,60Ni; calculated charge radii. Relativistic mean field (RMF) theory. Comparison with experimental data.

NUCLEAR REACTIONS 55Mn(p, γ)56Fe, 59Fe(p, γ)59Co, 59Co(p, γ)60Ni, 58Ni(p, γ)59Cu, 60Ni(p, γ)61Cu, E=1-3.5 MeV; calculated astrophysical S-factor. Comparison with available experimental data. 56Ni(p, γ)57Cu, 57Cu(p, γ)58Zn, 59Cu(p, γ)60Zn, at T9=1-4; calculated astrophysical reaction rates. Comparison with calculations from NON-SMOKER model. Microscopic optical model using the relativistic mean field theory and DDM3Y interaction.

doi: 10.1103/PhysRevC.91.025804
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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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2015SE17      Phys.Rev. C 92, 064307 (2015)

K.Selvakumar, A.K.Singh, C.Ghosh, P.Singh, A.Goswami, R.Raut, A.Mukherjee, U.Datta, P.Datta, S.Roy, G.Gangopadhyay, S.Bhowal, S.Muralithar, R.Kumar, R.P.Singh, M.K.Raju

Evidence for octupole correlation and chiral symmetry breaking in 124Cs

NUCLEAR REACTIONS 96Zr(32S, 3np), E=140 MeV; measured Eγ, Iγ, γγ-coin, branching ratios, level half-lives by DSAM using INGA array at Pelletron accelerator at IUAC-New Delhi. 124Cs; deduced high-spin levels, J, π, bands, B(E2), B(M1), B(E1), B(M1)/B(E2) ratios, chiral-partner bands. Comparison with particle-rotor model, and triaxial projected shell model calculations. Comparison of B(M1) and B(E2) rates, and energy separations in chiral partner bands with those in 126,128Cs.

doi: 10.1103/PhysRevC.92.064307
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2014BH08      Phys.Rev. C 89, 065806 (2014)

B.Bhowmick, M.Bhattacharya, A.Bhattacharyya, G.Gangopadhyay

Massive neutron stars with a hyperonic core: A case study with the IUFSU relativistic effective interaction

doi: 10.1103/PhysRevC.89.065806
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2014BH12      Eur.Phys.J. A 50, 125 (2014)

B.Bhowmick, A.Bhattacharyya, G.Gangopadhyay

Quadrupole deformation in Λ-hypernuclei

doi: 10.1140/epja/i2014-14125-7
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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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2013BH04      Int.J.Mod.Phys. E22, 1330012 (2013)

B.Bhowmick, A.Bhattacharya, G.Gangopadhyay

Strange baryons, nuclear dripline and shrinkage: A relativistic mean field study

NUCLEAR STRUCTURE Z=26-50; calculated neutron dripline for hypernuclei, rms radii. RMF approach using extended form of FSU Gold Lagrangian density.

doi: 10.1142/S0218301313500122
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2013SE14      Phys.Rev. C 88, 024313 (2013)

K.Selvakumar, A.K.Singh, S.Das, P.Singh, S.Nag, A.Gowsami, R.Raut, A.Mukherjee, U.Datta Pramanik, P.Dutta, S.Roy, G.Gangopadhyay, S.Bhowal, S.Muralithar, R.Kumar, R.P.Singh, M.K.Raju, T.Reddy

Shape evolution in 123Cs and 124Ba nuclei

NUCLEAR REACTIONS 96Zr(32S, 4np), (32S, 4n), E=140 MeV; measured Eγ, Iγ, level half-lives by DSAM using INGA array at IUAC facility. 123Cs, 124Ba; deduced high-spin levels, transition quadrupole moments, deformation parameters, shape change from prolate to triaxial. Comparison with cranked shell model calculations.

doi: 10.1103/PhysRevC.88.024313
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2012BH03      Phys.Rev. C 85, 034312 (2012)

M.Bhattacharya, G.Gangopadhyay, S.Roy

Helium nuclei around the neutron drip line

NUCLEAR STRUCTURE 6,8He; calculated binding energy per nucleon, proton and neutron radii, rms radii, proton and neutron densities. 5,7He; calculated low-lying resonance energies. RMF approach, Glauber model analysis in the optical limit. Comparison with experimental data.

NUCLEAR REACTIONS 1H(6He, 6He), E=71 MeV/nucleon; 1H(8He, 8He), E=72 MeV/nucleon; calculated partial σ(θ) using the DDM3Y interaction. Relativistic mean field approach. Comparison with experimental data.

doi: 10.1103/PhysRevC.85.034312
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2012BH08      Int.J.Mod.Phys. E21, 1250069 (2012)

B.Bhowmick, A.Bhattacharyya, G.Gangopadhyay

Ground states and excited states of hypernuclei in relativistic mean field approach

NUCLEAR STRUCTURE 6He, 8,10Be, 11,12,13B, 12,14C, 14,15N, 17,18O, 20Ne, 24Mg, 27Al, 33,36S, 41,42,49Ca, 55Fe, 60Ni, 86,87Kr, 88Rb, 91Zr, 51V, 89Y, 139La, 208,209,210Pb; calculated binding, hyperon separation and excitation energies for single and double hypernuclei. Relativistic mean field theory, FSU gold force.

doi: 10.1142/S0218301312500693
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2012LA11      Int.J.Mod.Phys. E21, 1250042 (2012)

C.Lahiri, G.Gangopadhyay

Neutron rich nuclei in a new binding energy formula and the astrophysical r-process

doi: 10.1142/S0218301312500425
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2012LA17      Int.J.Mod.Phys. E21, 1250074 (2012)

C.Lahiri, G.Gangopadhyay

Endpoint of rp process using relativistic mean field approach and a new mass formula

doi: 10.1142/S0218301312500747
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2012LA25      Phys.Rev. C 86, 047601 (2012)

C.Lahiri, G.Gangopadhyay

Low-energy proton reactions of astrophysical interest in the A∼90-100 region

NUCLEAR STRUCTURE 89Y, 90,92,94,96Zr, 92,94,95,96,98Mo, 96,98Ru; calculated charge radii. Comparison with evaluated experimental values. Relativistic mean field calculation.

NUCLEAR REACTIONS 90,91,92Zr, 92,94,96,98Mo(p, p), E=9.7, 14.8, 14.25 MeV; calculated elastic scattering cross section, σ(θ, E). 89Y, 96Zr, 96,98,99Ru, 92,94,95,98Mo(p, γ), 93Nb(p, n), E(cm)=1-5 MeV; calculated astrophysical S factors. Density-dependent M3Y interaction with relativistic mean field densities. Comparison with experimental data.

doi: 10.1103/PhysRevC.86.047601
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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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2011BH07      Phys.Rev. C 84, 024313 (2011)

S.Bhowal, G.Gangopadhyay, C.M.Petrache, I.Ragnarsson, A.K.Singh, S.Bhattacharya, H.Hubel, A.Neusser-Neffgen, A.Al-Khatib, P.Bringel, A.Burger, N.Nenoff, G.Schonwasser, G.B.Hagemann, B.Herskind, D.R.Jensen, G.Sletten, P.Fallon, A.Gorgen, P.Bednarczyk, D.Curien, A.Korichi, A.Lopez-Martens, B.V.T.Rao, T.S.Reddy, N.Singh

Development of collective structures over noncollective excitations in 139Nd

NUCLEAR REACTIONS 96Zr(48Ca, 5n), E=195 MeV; measured Eγ, Iγ, γγ-coin, γγ(θ)(DCO) using Euroball array. 139Nd; deduced levels, J, π, bands, dipole bands, multipolarity, high-spin configuration. Comparison with cranked-Nilsson-Strutinsky (CNS) calculations.

doi: 10.1103/PhysRevC.84.024313
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2011CH06      Phys.Rev. C 83, 027601 (2011)

P.R.Chowdhury, G.Gangopadhyay, A.Bhattacharyya

Stability against α decay of some recently observed superheavy elements

RADIOACTIVITY 274Bh, 278Mt, 281Ds, 282Rg, 285Cn, 285,286Nh, 288,289Fl, 289,290Mc, 293,294Ts(α); calculated half-lives, quantum tunneling probabilities using DDM3Y effective interactions, RMF densities with NL3, TM1 and FSUGold forces. Comparison with measured half-lives.

doi: 10.1103/PhysRevC.83.027601
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2011LA14      Eur.Phys.J. A 47, 87 (2011)

C.Lahiri, G.Gangopadhyay

Microscopic calculation of proton capture reactions in the mass 60-80 region and its astrophysical implications

NUCLEAR REACTIONS 62,64Ni, 63,65Cu, 70Ge, 74,76,77Se, 64,66,67,68Zn(p, γ), E(cm)=1.0-3.5 MeV; calculated S-factor using TALYS with HF+BCS and HFB. Comparison with data.

NUCLEAR STRUCTURE 64Ge, 68Se, 76Sr, 72Kr; calculated effective T1/2 for temperatures 0.8-1.8 GK, densities above which the waiting points are bridged. TALYS with HF+BCS and HFB.

doi: 10.1140/epja/i2011-11087-2
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2011LA17      Phys.Rev. C 84, 057601 (2011)

C.Lahiri, G.Gangopadhyay

Relativistic mean field in A ≈ 80 nuclei and low-energy proton reactions

NUCLEAR STRUCTURE 84,86,87,88Sr, 75As, 76Ge, 85Rb; calculated binding energies and charge radii. 76Ge, 88Sr; calculated charge and compared with analyzed radii from electron scattering data. Relativistic mean-field (RMF+BCS) calculations.

NUCLEAR REACTIONS 84,86,87,88Sr(p, γ), 75As, 76Ge, 85Rb(p, n), E=1.5-4 MeV; calculated s factors using TALYS code and compared with experimental data. Microscopic nuclear interaction DDM3Y.

doi: 10.1103/PhysRevC.84.057601
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2011LA18      Int.J.Mod.Phys. E20, 2417 (2011)

C.Lahiri, G.Gangopadhyay

Proton dripline in a new formula for nuclear binding energy

NUCLEAR STRUCTURE N=18-123; calculated proton dripline; deduced formula. Comparison with experimental data.

doi: 10.1142/S0218301311020411
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2010GA01      J.Phys.(London) G37, 015108 (2010)

G.Gangopadhyay

Valence particles and the correction to relativistic mean field binding energy

NUCLEAR STRUCTURE A=47-229; calculated binding energies for odd-Z nuclei in RMF approach.

doi: 10.1088/0954-3899/37/1/015108
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2010GA22      Phys.Rev. C 82, 027603 (2010)

G.Gangopadhyay

Low-energy (p, γ) reactions in Ni and Cu nuclei using a microscopic optical model

NUCLEAR REACTIONS 58,60,61,62,64Ni, 63,65Cu(p, γ), E=1-3.5 MeV; calculated σ(E), binding energies, radii, cross sections, and capture rates using microscopic optical mode. Comparison with experimental data. Evaluated rates for the rapid proton capture process for astrophysically relevant reactions.

doi: 10.1103/PhysRevC.82.027603
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2009GA20      J.Phys.(London) G36, 095105 (2009)

G.Gangopadhyay

Simple parametrization of an α-decay spectroscopic factor in the 150 ≤ A ≤ 200 region

NUCLEAR STRUCTURE A=150-200; calculated T1/2 values for α-decay; deduced dependence of spectroscopic factors on mass number. DDM3Y1 microscopic interaction, FSU Gold Lagrangian density.

doi: 10.1088/0954-3899/36/9/095105
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2008BH05      Phys.Rev. C 77, 027603 (2008)

M.Bhattacharya, G.Gangopadhyay

Cluster decay in very heavy nuclei in a relativistic mean field model

RADIOACTIVITY 212,213,214Po, 215At(α); 221Fr, 221,222,223,224,226Ra, 225Ac(14C); 228Th(20O); 230U(22Ne); 230Th, 231Pa, 232,233,234U(24Ne); 233U(25Ne); 234U(26Ne); 234U, 236,238Pu(28Mg); 238Pu(32Si); 238Pu (30Mg); 242Cm(34Si); calculated spectroscopic factors. 224,226Th(14C); 224Th(16O); 226Th(18O); 232Th, 236U(24Ne); 232Th(26Ne); 233U(28Mg); 237Np(30Mg); 240Pu, 241Am(34Si); calculated half-lives using relativistic mean field model.

doi: 10.1103/PhysRevC.77.027603
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2008BH06      Phys.Rev. C 77, 047302 (2008)

M.Bhattacharya, G.Gangopadhyay

α-decay lifetime in superheavy nuclei with A > 282

RADIOACTIVITY 279,281Ds, 279Rg, 282,283,284,285Cn, 283Nh, 286,287,288,289Fl, 287Mc, 290,291,292,293Lv, 294Og(α); calculated half-lives, binding energy, nucleon densities. Relativistic mean field approach. Comparison with experimental data.

doi: 10.1103/PhysRevC.77.047302
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2007BH01      Phys.Rev. C 75, 017301 (2007)

M.Bhattacharya, G.Gangopadhyay

Role of pairing interaction in neutron rich odd and even Zr nuclei

NUCLEAR STRUCTURE 90,91,92,93,94,95,96,97,98,99,100,101,102,103,104,105,106,107,108,109,110,111,112,113,114,115,116,117,118,119,120,121,122Zr; calculated binding energies, one- and two-neutron separation energies, single particle levels, role of pairing interaction. Relativistic mean field approach.

doi: 10.1103/PhysRevC.75.017301
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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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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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2006BR12      Phys.Rev. C 73, 054314 (2006)

P.Bringel, H.Hubel, A.Al-Khatib, A.Burger, N.Nenoff, A.Neusser-Neffgen, G.Schonwasser, A.K.Singh, G.B.Hagemann, B.Herskind, D.R.Jensen, G.Sletten, P.Bednarczyk, D.Curien, D.T.Joss, J.Simpson, G.Gangopadhyay, Th.Kroll, G.Lo Bianco, C.M.Petrache, S.Lunardi, W.C.Ma, N.Singh

Normal and superdeformed high-spin structures in 161Lu

NUCLEAR REACTIONS 139La(28Si, 6n), E=175 MeV; measured Eγ, Iγ, γγ-coin. 161Lu deduced high-spin levels, J, π, configurations, superdeformed bands. Euroball array.

doi: 10.1103/PhysRevC.73.054314
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2006PE31      Phys.Scr. T125, 212 (2006)

C.M.Petrache, A.Neusser-Neffgen, H.Hubel, A.Al-Khatib, P.Bringel, A.Burger, N.Nenoff, G.Schonwasser, A.K.Singh, M.Fantuzi, D.Mengoni, G.B.Hagemann, B.Herskind, D.R.Jensen, G.Sletten, P.Fallon, A.Gorgen, P.Bednarczyk, D.Curien, G.Gangopadhyay, A.Korichi, A.Lopez-Martens, B.V.T.Rao, T.S.Reddy, N.Singh, I.Ragnarsson

Triaxiality at high spins in Nd nuclei

NUCLEAR REACTIONS 96Zr(48Ca, 4n), E=195 MeV; measured Eγ, Iγ, γγ-coin. 140Nd deduced high-spin levels, J, triaxial deformation. Euroball array.

doi: 10.1088/0031-8949/2006/T125/056
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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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2005BH11      Phys.Rev. C 72, 044318 (2005)

M.Bhattacharya, G.Gangopadhyay

Neutron drip line in odd and even mass calcium and nickel nuclei

NUCLEAR STRUCTURE Ca, Ni; calculated binding energies, neutron separation energies for neutron-rich isotopes; deduced drip lines. 70,72Ca, 96,98Ni; calculated resonance widths, energies, radii.

doi: 10.1103/PhysRevC.72.044318
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2005BR14      Eur.Phys.J. A 24, 167 (2005)

P.Bringel, G.B.Hagemann, H.Hubel, A.Al-khatib, P.Bednarczyk, A.Burger, D.Curien, G.Gangopadhyay, B.Herskind, D.R.Jensen, D.T.Joss, Th.Kroll, G.Lo Bianco, S.Lunardi, W.C.Ma, N.Nenoff, A.Neusser-Neffgen, C.M.Petrache, G.Schonwasser, J.Simpson, A.K.Singh, N.Singh, G.Sletten

Evidence for wobbling excitation in 161Lu

NUCLEAR REACTIONS 139La(28Si, 6n), E=175 MeV; measured Eγ, Iγ, γγ-coin. 161Lu deduced high-spin levels, J, π, configurations, triaxial superdeformed bands, possible wobbling excitation. Euroball array, total Routhian surface calculation, level systematics in neighboring isotopes discussed.

doi: 10.1140/epja/i2005-10005-7
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2005GA14      Eur.Phys.J. A 24, 173 (2005)

G.Gangopadhyay, S.Bhowal, R.K.Bhowmik, U.Datta Pramanik, P.Ghosh, A.Goswami, C.Petrache, A.Mukherjee, S.Muralithar, R.Raut, M.S.Sarkar, A.K.Singh, R.P.Singh, S.Bhattacharya

Levels in doubly odd 138Pr

NUCLEAR REACTIONS 128Te(14N, 4n), E=55-65 MeV; measured Eγ, Iγ, γγ-coin. 138Pr deduced high-spin levels, J, π, B(M1)/B(E2), configurations. Comparison with particle-rotor model predictions.

doi: 10.1140/epja/i2004-10147-0
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2005GA31      J.Phys.(London) G31, 1111 (2005)

G.Gangopadhyay, S.Roy

Relativistic mean field study of neutron-rich even-even C and Be isotopes

NUCLEAR STRUCTURE 10,12,14Be, 14,16,18,20,22C; calculated binding energies, radii, density distributions, deformation, single-particle level energies. Relativistic mean-field approach.

NUCLEAR REACTIONS 1H(12Be, 12Be), (14Be, 14Be), (20C, 20C), (22C, 22C), E=55 MeV/nucleon; calculated σ(θ).

doi: 10.1088/0954-3899/31/9/012
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2005PE24      Phys.Rev. C 72, 064318 (2005)

C.M.Petrache, M.Fantuzi, G.LoBianco, D.Mengoni, A.Neusser-Neffgen, H.Hubel, A.Al-Khatib, P.Bringel, A.Burger, N.Nenoff, G.Schonwasser, A.K.Singh, I.Ragnarsson, G.B.Hagemann, B.Herskind, D.R.Jensen, G.Sletten, P.Fallon, A.Gorgen, P.Bednarczyk, D.Curien, G.Gangopadhyay, A.Korichi, A.Lopez-Martens, B.V.T.Rao, T.S.Reddy, N.Singh

Evolution from spherical single-particle structure to stable triaxiality at high spins in 140Nd

NUCLEAR REACTIONS 96Zr(48Ca, 4n), E=195 MeV; measured Eγ, Iγ, γγ-coin. 140Nd deduced high-spin levels, J, π, configurations. Euroball array.

doi: 10.1103/PhysRevC.72.064318
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2004DA15      J.Phys.(London) G30, 957 (2004)

S.Das, G.Gangopadhyay

Relativistic mean field study of the newly discovered α-decay chain of 287115

NUCLEAR STRUCTURE 287Mc, 283Nh, 279Rg, 275Mt, 271Bh, 267Db; calculated ground and excited states J, π, energies, α-decay T1/2. Relativistic mean-field approach.

doi: 10.1088/0954-3899/30/7/011
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2004MI54      Int.J.Mod.Phys. E13, 1209 (2004)

P.Mitra, G.Gangopadhyay

Deformation projected RMF calculation for Cr and Fe nuclei in the hybrid derivative coupling model

NUCLEAR STRUCTURE 44,46,48,50,52,54,56,58,60,62,64,66,68,70,72,74,76,78,80,82,84,86,88,90,92Cr, 48,50,52,54,56,58,60,62,64,66,68,70,72,74,76,78,80,82,84,86,88,90,92,94,96Fe; calculated binding energies, deformation. 54,78,96Fe; calculated neutron single particle energies. Generalized hybrid derivative coupling model.

doi: 10.1142/S021830130400265X
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2004NE13      Phys.Rev. C 70, 064315 (2004)

A.Neusser, H.Hubel, A.Al-Khatib, P.Bringel, A.Burger, N.Nenoff, G.Schonwasser, A.K.Singh, C.M.Petrache, G.Lo Bianco, I.Ragnarsson, G.B.Hagemann, B.Herskind, D.R.Jensen, G.Sletten, P.Fallon, A.Gorgen, P.Bednarczyk, D.Curien, G.Gangopadhyay, A.Korichi, A.Lopez-Martens, B.V.T.Rao, T.S.Reddy, N.Singh

Superdeformed band at very high spin in 140Nd

NUCLEAR REACTIONS 96Zr(48Ca, 4n), E=195 MeV; measured Eγ, Iγ, γγ-coin, fractional Doppler shifts. 140Nd deduced superdeformed band transitions, quadrupole moments, configurations. Euroball array.

doi: 10.1103/PhysRevC.70.064315
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2003MI23      Phys.Rev. C 68, 044319 (2003)

P.Mitra, G.Gangopadhyay

Relativistic mean field calculation for odd mass nuclei in A ∼ 60-70 region

NUCLEAR STRUCTURE 61,63Fe, 61,63,65Co, 61,63,65,67,69Ni, 61,63,65,67,69Cu, 61,63,65,67,69Zn, 63,65,67,69Ga, 65,67,69Ge, 65,67,69As; calculated binding energies, quadrupole deformation. Relativistic mean field approach.

doi: 10.1103/PhysRevC.68.044319
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2003MI28      Int.J.Mod.Phys. E12, 699 (2003)

P.Mitra, B.Malakar, G.Gangopadhyay

Relativistic Description of Nuclear Matter in Hartree-Fock Approximation Using a Generalized Hybrid Derivative Coupling

doi: 10.1142/S0218301303001508
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2002MI14      Phys.Rev. C65, 034329 (2002)

P.Mitra, G.Gangopadhyay, B.Malakar

Deformation Constrained Calculation for Light Nuclei in Generalized Hybrid Derivative Coupling Model

NUCLEAR STRUCTURE 18,20,22,24,26,28,30,32,34,36Ne, 20,22,24,26,28,30,32,34,36,38,40,42,44Mg, 24,26,28,30,32,34,36,38,40,42,44,46,48,50Si, 28,30,32,34,36,38,40,42,44,46,48,50,52,54,56S; calculated binding energies, deformation parameters. Generalized hybrid derivative coupling model.

doi: 10.1103/PhysRevC.65.034329
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2001MA52      Eur.Phys.J. A 10, 267 (2001)

B.Malakar, G.Gangopadhyay

Generalized Hybrid Derivative Coupling Model for Finite Nuclei

NUCLEAR STRUCTURE 16O, 208Pb; calculated single-particle energies. 16O, 40,42,44,46,48Ca, 86,88,90,92,94Zr, 86Kr, 88Sr, 92Mo, 94Ru, 116,118,120,122,124,126,128,130,132Sn, 204,206,208,210,212,214Pb; calculated binding energies, charge radii. 192,194,196,202,204,206,210,212,214Pb; calculated isotope shifts. Generalized hybrid derivative coupling model, comparisons with data.

doi: 10.1007/s100500170112
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2001MI38      Int.J.Mod.Phys. E10, 475 (2001)

P.Mitra, B.Malakar, G.Gangopadhyay

Generalized Hybrid Derivative Coupling Model for Deformed Nuclei

NUCLEAR STRUCTURE 20,24Ne, 24Mg, 32S, 152Sm, 164,166,168Er, 178Hf, 248Cm, 252Cf; calculated binding energies, radii, charge quadrupole moments and deformation. Generalized hybrid derivative coupling model.

doi: 10.1142/S0218301301000629
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2000SI38      Eur.Phys.J. A 9, 197 (2000)

A.K.Singh, G.Gangopadhyay, D.Banerjee, R.Bhattacharya, R.K.Bhowmik, S.Muralithar, R.P.Singh, A.Goswami, S.Bhattacharya, B.Dasmahapatra, S.Sen

Level Structure of Odd-Odd 68Ga

NUCLEAR REACTIONS 55Mn(16O, n2p), E=55 MeV; measured Eγ, Iγ, γγ-coin. 68Ga deduced high-spin levels, J, π, configurations.

doi: 10.1007/s100500070037
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1999GA16      Phys.Rev. C59, 2541 (1999)

G.Gangopadhyay

Relativistic Mean Field Description of Zn and Ge Nuclei

NUCLEAR STRUCTURE 24Mg, 160Gd, 64,66,68Zn, 64,66,68Ge; calculated binding energies, charge quadrupole moments, radii, related features. Relativistic mean field theory. Comparison with data.

doi: 10.1103/PhysRevC.59.2541
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1999SI03      Phys.Rev. C59, 2440 (1999)

A.K.Singh, G.Gangopadhyay, D.Banerjee, R.Bhattacharya, R.K.Bhowmik, S.Muralithar, R.P.Singh, A.Mukherjee, U.D.Pramanik, A.Goswami, S.Chattopadhyay, S.Bhattacharya, B.Dasmahapatra, S.Sen

Level Structure of the Odd-Odd 62Cu Isotope

NUCLEAR REACTIONS 50Cr(16O, n3p), E=75 MeV; measured Eγ, Iγ, γγ-coin. 62Cu deduced high-spin levels, J, π, configurations. IBFFM calculations.

doi: 10.1103/PhysRevC.59.2440
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1998PR04      Nucl.Phys. A632, 307 (1998)

U.D.Pramanik, A.Mukherjee, A.K.Singh, S.Chattopadhyay, G.Gangopadhyay, A.Goswami, M.S.Sarkar, R.K.Bhowmik, R.P.Singh, S.Muralithar, B.Dasmahapatra, S.Sen, S.Bhattacharya

Rotational Bands in the Doubly Odd 138Pm

NUCLEAR REACTIONS 115In(28Si, 3n2p), E=145 MeV; measured Eγ, Iγ, γγ-coin, DCO ratios. 138Pm deduced high-spin levels, J, π, B(M1)/B(E2).

doi: 10.1016/S0375-9474(97)00816-6
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1998SI04      Phys.Rev. C57, 1617 (1998)

A.K.Singh, G.Gangopadhyay, D.Banerjee, R.Bhattacharya, R.K.Bhowmik, S.Muralithar, R.P.Singh, A.Mukherjee, U.D.Pramanik, A.Goswami, S.Chattopadhyay, S.Bhattacharya, B.Dasmahapatra, S.Sen

High Spin States in 63Zn

NUCLEAR REACTIONS 50Cr(16O, n2p), E=75 MeV; measured Eγ, Iγ(θ), γγ-coin. 63Zn deduced high-spin levels, J, π, configurations. Interacting boson-fermion model calculations.

doi: 10.1103/PhysRevC.57.1617
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1997SI01      Phys.Rev. C55, 726 (1997)

A.K.Singh, G.Gangopadhyay

Structure of Odd-Odd Cu Isotopes in the Framework of the Interacting Boson-Fermion-Fermion Model

NUCLEAR STRUCTURE 61,63,65Ni; calculated levels. 61,62,63,64,65,66Cu; calculated levels, one-nucleon transfer associated spectroscopic factors.

doi: 10.1103/PhysRevC.55.726
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1997SI02      Phys.Rev. C55, 968 (1997)

A.K.Singh, G.Gangopadhyay, D.Banerjee

Configuration Mixing Calculation in the Framework of the Interacting Boson Model (2) in Even 112-118Sn Isotopes

NUCLEAR STRUCTURE 112,114,116,118Sn; calculated levels, B(λ). Configuration mixing in the IBM-2 framework.

doi: 10.1103/PhysRevC.55.968
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1997SI11      Phys.Rev. C55, 2734 (1997)

A.K.Singh, G.Gangopadhyay

β Decay in the Mass 60 Region in the Framework of the Interacting Boson Approximation

RADIOACTIVITY 62,61,64Cu(β-); 63,65,66Ni(β+); calculated β-decay rates, log ft. Interacting boson model.

doi: 10.1103/PhysRevC.55.2734
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1996SI04      Phys.Rev. C53, 2524 (1996)

A.K.Singh, G.Gangopadhyay, D.Banerjee

U(6/20) Supersymmetry in 115-119Sn Isotopes

NUCLEAR STRUCTURE 115,117,119Sn; calculated levels, B(λ). Vibrational limit for bosons under U(BF)(5)(x)SU(F)(4) dynamical symmetry of the graded Lie group U(6/20).

doi: 10.1103/PhysRevC.53.2524
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1996SI15      Nucl.Phys. A607, 350 (1996)

A.K.Singh, G.Gangopadhyay, D.Banerjee, R.Bhattacharya, R.K.Bhowmik, S.Muralithar, G.Rodrigues, R.P.Singh, A.Goswami, S.Chattopadhyay, S.Bhattacharya, B.Dasmahapatra, S.Sen

High-Spin Structure in 112Sb

NUCLEAR REACTIONS 103Rh(12C, 3n), E=75 MeV; measured Eγ, γγ-coin, DCO ratios. 112Sb deduced high-spin levels, J, π, B(M1)/B(E2) ratios.

doi: 10.1016/S0375-9474(96)00255-2
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1995GA02      Z.Phys. A351, 1 (1995)

G.Gangopadhyay, A.K.Singh, D.Banerjee, R.Bhattacharya, R.K.Bhowmik, S.Muralithar, G.Rodrigues, R.P.Singh, A.Goswami, S.Bhattacharya, B.Dasmahapatra, S.Sen

Rotational Band in 111Sn

NUCLEAR REACTIONS 103Rh(12C, 3np), E=75 MeV; measured γγ-coin. 111Sn deduced levels, J, π, high-spin band structure.

doi: 10.1007/BF01292775
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1994GA24      J.Phys.(London) G20, 1217 (1994)

G.Gangopadhyay, D.Banerjee

Evidence of U(12/10) Supersymmetry in the 1f2p Shell

NUCLEAR STRUCTURE 64,65Zn, 68,69Ge; calculated levels. Graded Lie group U(6/10), U(B+F)(S)xSU(F)(2) limit.

doi: 10.1088/0954-3899/20/8/012
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1994GA25      Phys.Rev. C50, 1383 (1994)

G.Gangopadhyay, D.Banerjee

Microscopic Investigation of Nuclear Structure with Dynamic Bose-Fermi Symmetry

NUCLEAR STRUCTURE 59Ni; calculated levels; deduced data models comparison. Shell, microscopic, phenomenological interacting boson-fermion models, mapping procedures.

doi: 10.1103/PhysRevC.50.1383
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1994GA37      J.Phys.(London) G20, 1997 (1994)

G.Gangopadhyay

Magnetic Moment in the Framework of U(6/10) Supersymmetry

NUCLEAR STRUCTURE 59,61Ni, 65Zn, 69Ge; calculated levels, μ. Supersymmetry U(6/10) scheme.

doi: 10.1088/0954-3899/20/12/015
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1993GA24      J.Phys.(London) G19, 1879 (1993)

G.Gangopadhyay, D.Banerjee

U(6/10) Supersymmetry in the Ni Isotopes

NUCLEAR STRUCTURE 60,59Ni; calculated levels. 61,62Ni; calculated levels, B(λ). Interacting boson model, U(6/10) supersymmetry.

doi: 10.1088/0954-3899/19/11/015
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