NSR Query Results
Output year order : Descending NSR database version of April 27, 2024. Search: Author = A.Kundu Found 31 matches. 2024DE08 Phys.Rev. C 109, 034313 (2024) P.Dey, R.Palit, P.C.Srivastava, B.Das, A.Kundu, Md.S.R.Laskar, V.Malik, D.Negi, Sh.Sharma Experimental investigation of high-spin states in 91Nb
doi: 10.1103/PhysRevC.109.034313
2023SA23 Phys.Rev. C 107, L061601 (2023) S.Santra, A.Pal, D.Chattopadhyay, A.Kundu, P.C.Rout, R.Gandhi, A.Baishya, T.Santhosh, K.Ramachandran, R.Tripathi, B.J.Roy, T.N.Nag, G.Mohanto, S.De, B.K.Nayak, S.Kailas Shell effect on fission fragment mass distribution at E*cn up to 70 MeV: Role of multichance fission NUCLEAR REACTIONS 238U(11B, X)249Bk, E=53-87.4 MeV; measured fission fragments from compound nuclei, (fragment)(fragment)-coin; deduced fission fragments mass distribution, total kinetic energies (TKE), mass-TKE correlations, ratio of asymmetric to symmetric contributions. Systematics on the excitation energy dependence of asymmetric fission contribution for fission of 241Np, 242Pu, 247Cf, 250Cf, 249Bk. Comparison to calculations performed with semiempirical model code GEF. Investigated the manifestation of the fragment shell effect in the integral mass distributions. Two position sensitive multiwire proportional counters (MWPCs) at 14-UD BARC-TIFR Pelletron-Linac facility (Mumbai).
doi: 10.1103/PhysRevC.107.L061601
2022DE09 Phys.Rev. C 105, 044307 (2022) P.Dey, D.Negi, R.Palit, P.C.Srivastava, Md.S.R.Laskar, B.Das, F.S.Babra, S.Bhattacharya, B.Das, K.Rojeeta Devi, R.Gala, U.Garg, S.S.Ghugre, E.Ideguchi, S.Kumar, A.Kundu, G.Mukherjee, S.Muralithar, S.Nag, S.Nandi, Neelam, M.K.Raja, R.Raut, R.Santra, A.Sharma, S.Sihotra, A.K.Singh, R.P.Singh, T.Trivedi Experimental investigation of high-spin states in 90Zr NUCLEAR REACTIONS 82Se(13C, 5n), E=60 MeV; measured Eγ, Iγ, γγγ-coin, γ(θ). 90Zr; deduced levels, J, π, DCO ratios, polarization asymmetry, multipolarity, high-spin states, bands structure, configurations. Comparison to shell-model calculations with the GWBXG effective interaction. Indian National Gamma Array (INGA) at TIFR-BARC Pelletron Linac Facility.
doi: 10.1103/PhysRevC.105.044307
2022GA24 Phys.Rev. C 106, 034609 (2022) R.Gandhi, S.Santra, A.Pal, B.K.Nayak, P.C.Rout, D.Chattopadhyay, A.Kundu, A.Baishya, T.Santhosh, S.K.Pandit, G.Mohanto, A.Diaz-Torres Determination of 57Co(n, xp) cross sections using the surrogate reaction ratio method NUCLEAR REACTIONS 56Fe(6Li, α), E=3.9 MeV; 59Co(6Li, α), E=40.5 MeV; measured reaction products Eα, Iα, (particle)α-coin; deduced proton decay probabilities of the compound 58Co (surrogate of n+57Co) and 61Ni (surrogate of n+60Ni) systems. 57Co(n, xp), E=8.6-18.8; deduced σ(E) via surrogate reaction method using 60Ni(n, xp) σ as the reference. Comparison to JEFF-3.3 evaluated data and TALYS-1.8 calculations. Silicon surface barrier (SSB) detector telescope and Si strip telescopes at BARC-TIFR Pelletron-Linac accelerator facility (Mumbai, India).
doi: 10.1103/PhysRevC.106.034609
2022KU27 Phys.Rev. C 106, 024602 (2022) H.Kumawat, M.Prasanna, V.V.Parkar, C.Joshi, A.Kundu, A.Pal, K.Ramachandran, D.Dutta, S.Santra, S.Kailas Elastic scattering and boron, lithium, and α-particle production in the 9Be + 51V reaction NUCLEAR REACTIONS 51V(9Be, 9Be), (9Be, αX), (9Be, α), (9Be, p)7Li, (9Be, d)8Li, (9Be, p)10B, (9Be, d)11B, (9Be, X) E=26, 28 MeV; measured reaction products, angular distributions, Eα, Iα; deduced σ(θ), direct and compound α, Lithium and Boron production σ(θ). Comparison to continuum-discretized-coupled-channels (CDCC) and coupled reaction channels (CRC) calculations. Ten solid state silicon surface barrier telescope detectors at 14 UD BARC-TIFR Pelletron-Linac accelerator facility (Mumbai, India).
doi: 10.1103/PhysRevC.106.024602
2022MO12 Phys.Rev. C 105, 034607 (2022) G.Mohanto, P.C.Rout, K.Ramachandran, K.Mahata, E.T.Mirgule, B.Srinivasan, A.Kundu, A.Baishya, R.Gandhi, T.Santhosh, A.Pal, S.Joshi, S.Santra, D.Patel, PrashantN.Patil, S.P.Behera, P.Yashwantrao, N.K.Mishra, D.Dutta, A.Saxena, B.K.Nayak Probing collective enhancement in nuclear level density with evaporation α particle spectra NUCLEAR REACTIONS 116Sn, 159Tb(12C, X), E=48-64 MeV; measured Eα, Iα, En, In, nα-coin; deduced σ(θ, E) for α-production channel. Comparison with statistical model calculations using the code CASCADE with fusion cross-section obtained from coupled channel code CCFULL. Studied the effect of collective enhancement of nuclear level density fadeout inclusion in the calculations on the correct description of the experimental spectra. BARC-TIFR Pelletron-Linac facility.
doi: 10.1103/PhysRevC.105.034607
2021KU10 Phys.Rev. C 103, 034315 (2021) A.Kundu, Md.S.R.Laskar, R.Palit, R.Raut, S.Santra, N.Shimizu, T.Togashi, E.Ideguchi, H.Pai, S.Ali, F.S.Babra, R.Banik, S.Bhattacharya, S.Biswas, B.Das, P.Dey, R.Donthi, A.Goswami, S.Jadhav, G.Mukherjee, B.S.Naidu, S.Rajbanshi, L.P.Singh, H.P.Sharma, S.S.Tiwary, A.T.Vazhappilly New lifetime measurement for the 2+1 level in 112Sn by the Doppler-shift attenuation method NUCLEAR REACTIONS 112Sn(35Cl, 35Cl'), E=195 MeV; measured Eγ, Iγ, γγ-coin, half-lives of the first 2+ and 3- states from Doppler broadening using INGA array at BARC-TIFR Pelletron LINAC Facility. 112Sn; deduced levels, J, π, B(E2), B(E1); calculated potential energy surface in (Q2, Q4) plane using Q-constrained Hartree-Fock method. Comparison with previous measurements, and with generalized seniority model (GSM) and state-of-the-art Monte Carlo shell model (MCSM) calculations. Systematics of B(E2) for the first 2+ states in A=112-124 Sn nuclei.
doi: 10.1103/PhysRevC.103.034315
2021LA06 Phys.Rev. C 104, L011301 (2021) Md.S.R.Laskar, R.Palit, E.Ideguchi, T.Inakura, S.N.Mishra, F.S.Babra, S.Bhattacharya, D.Choudhury, B.Das, B.Das, P.Dey, U.Garg, A.K.Jain, A.Kundu, D.Kumar, D.Negi, S.C.Pancholi, S.Rajbanshi, S.Sihotra Enhanced B(E3) strength observed in 137La NUCLEAR REACTIONS 130Te(11B, 4n)137La, E=40 MeV; measured Eγ, Iγ, γγ-coin, level half-life by γγ(t) using an array of 11 Compton-suppressed HPGe clover and 14 LaBr3(Ce) detectors at the Pelletron Linac Facility of TIFR-Mumbai. 137La; deduced levels, J, π, half-life of 1005, 11/2- level, B(E3), sudden increase of B(E3) strength at N=80. Comparison with random-phase approximation (RPA) calculations. Systematics of B(E3) strengths in 129,133La and 132,134,136,138Ba.
doi: 10.1103/PhysRevC.104.L011301
2021NA04 Phys.Rev. C 103, 034612 (2021) T.N.Nag, R.Tripathi, S.Patra, A.Mhatre, S.Santra, P.C.Rout, A.Kundu, D.Chattopadhyay, A.Pal, P.K.Pujari Fission fragment mass distribution in the 32S + 144Sm reaction NUCLEAR REACTIONS 144Sm(32S, F), E=150.4, 155.9, 161 MeV; measured fission fragments in coincidence using two multiwire proportional counters (MWPCs) at the BARC-TIFR Pelletron-LINAC facility of TIFR-Mumbai; deduced time-of-flight (TOF) of the scattered beam particles, fission fragment mass distribution, centroid values of the heavy and the light mass peaks of fission fragment mass distributions, neutron and proton numbers corresponding to the centroid values of light and heavy mass peaks for asymmetric fission for different fissioning systems in the present reaction and others in the literature. Comparison with fits using one- and two-Gaussian functions.
doi: 10.1103/PhysRevC.103.034612
2020CH28 Phys.Rev. C 102, 021601 (2020) D.Chattopadhyay, S.Santra, A.Pal, A.Kundu, K.Ramachandran, R.Tripathi, T.N.Nag, S.Kailas Direct and resonant breakup of radioactive 7Be nuclei produced in the 112Sn(6Li, 7Be) reaction NUCLEAR REACTIONS 112Sn(6Li, 7Be)111In, E=30 MeV; measured ΔE-E spectra of charged particles, α(3He)-coin, σ(θ) for direct and sequential breakup, relative energy distributions between α and 3He clusters from breakup of 7Be using a double sided silicon strip detector array covering large angular separation between breakup fragments at the 14-UD Pelletron-LINAC facility of BARC-TIFR; deduced breakup σ of 7Be into α and 3He via direct and 7/2- and 5/2- resonant states. 7Be; deduced energies of resonances, J, π, widths. Comparison of elastic scattering and transfer-breakup σ(θ) with coupled channels (CRC) calculations using FRESCO code.
doi: 10.1103/PhysRevC.102.021601
2020NA24 Phys.Rev. C 102, 024610 (2020), Erratum Phys.Rev. C 104, 039901 (2021) T.N.Nag, R.Tripathi, S.Sodaye, K.Sudarshan, S.Santra, K.Ramachandran, A.Kundu, D.Chattopadhyay, A.Pal, P.K.Pujari Kinetic energy spectra and angular distributions of projectile-like fragments in 12, 13C + 93Nb reactions NUCLEAR REACTIONS 93Nb(12C, X)7Li/9Be/10Be/10B/11B/13C/13N/15N/93Nb, E=65 MeV; 93Nb(13C, X)6Li/7Li/9Be/10Be/11B/12B/12C/14C/14N/15N/91Nb/92Nb, E=65 MeV; measured kinetic-energy spectra of projectile-like fragments (PLFs) and target-like fragments (TLFs), the latter formed in transfer reactions or inelastic excitation, σ(θ) of PLF and TLF fragments using ΔE-E telescopes of ten silicon detectors at BARC-TIFR Pelletron-LINAC facility; deduced structure information and spectroscopic factors using FRESCO code for coupled reaction channels calculations.
doi: 10.1103/PhysRevC.102.024610
2020PA33 Phys.Rev. C 102, 034618 (2020) P.N.Patil, N.M.Badiger, B.K.Nayak, S.Santra, P.C.Rout, A.Pal, G.Mohanto, K.Mahata, K.Ramachandran, R.G.Thomas, E.T.Mirgule, N.Madhavan, R.Gandhi, M.M.Hosamani, A.Vinayak, A.Kundu, S.De, S.P.Behera, B.Srinivasan, A.Saxena, V.D.Bharud Pre-scission neutron multiplicity in the 32S + 184W reaction NUCLEAR REACTIONS 184W(32S, F)216Th*, E=180 MeV or E*=71.3 MeV; measured complimentary fission fragments, E(n), I(n), (fragment)(fragment)n-correlations, (fragment)n(θ) using single-sided silicon strip detectors for fission fragments, and an array of 14 liquid scintillators for neutrons at the BARC-TIFR 14UD Pelletron-Linac accelerator facility; deduced double differential neutron multiplicity spectra, pre-scission and post-scission neutron multiplicities, neck coordinate versus elongation for fusion and nonfusion trajectories. Comparison with statistical model calculations using JOANNE2 code, and with dynamical model calculations using HICOL code.
doi: 10.1103/PhysRevC.102.034618
2019GA32 Phys.Rev. C 100, 054613 (2019) R.Gandhi, B.K.Nayak, S.V.Suryanarayana, A.Pal, G.Mohanto, S.De, A.Parihari, A.Kundu, P.C.Rout, S.Santra, K.Mahata, B.Srinivasan, E.T.Mirgule, J.Pandey Determination of 53Mn(n, xp) cross sections using the surrogate reaction ratio method NUCLEAR REACTIONS 52Cr(6Li, α)54Mn*, E=33.0 MeV; 59Co(6Li, α), 61Ni*, E=40.5 MeV; measured projectile-like fragments (PLFs): protons, deuterons, tritons, and α particles, pα-coin using ΔE-E detector telescope at the BARC-TIFR Pelletron Accelerator Facility; deduced excitation energy spectra of the target-like fragments, proton decay probabilities of the excited compound nuclei 54Mn and 61Ni. 53Mn(n, xp), (n, p), (n, np), E<20 MeV; deduced σ(E) using the surrogate reaction ratio method using 60Ni(n, xp) literature cross-section values as reference. Comparison of deduced σ(E) with TALYS-1.8 predictions using different level-density models, and with evaluated nuclear data libraries: EAF-2010, ROSFOND-2010, and JEFF-3.3.
doi: 10.1103/PhysRevC.100.054613
2019KU06 Phys.Rev. C 99, 034609 (2019) A.Kundu, S.Santra, A.Pal, D.Chattopadhyay, R.Tripathi, B.J.Roy, T.N.Nag, B.K.Nayak, A.Saxena, S.Kailas Low-lying quadrupole and octupole collective excitations in the 112, 116, 118, 120, 122, 124Sn isotopes NUCLEAR REACTIONS 112,116,118,120,122,124Sn(7Li, 7Li), (7Li, 7Li'), (7Li, 6Li), (7Li, 6He), E=28 MeV; measured reaction products, and differential σ(θ) for λ=2 and L=3 transitions in inelastic scattering using enriched targets and silicon surface barrier ΔE-E telescopes for fragment detection at BARC-TIFR Pelletron accelerator facility. 112,116,118,120,122,124Sn; deduced levels, deformation lengths for λ=2 and 3 excitations, proton and neutron transition matrix elements, Mn/Mp, B(E2), B(IS2), B(E3), B(IS3) for the first 2+ and 3- states in Sn nuclei. Optical model analysis using coupled reaction channels (CRC), and continuum discretized coupled channels (CDCC) calculations. 116Sn(p, p'), E=24.5 MeV; 116Sn(3He, 3He'), E=270 MeV; 116Sn(α, α'), E=40 MeV; 116Sn(6Li, 6Li'), E=240 MeV; comparison with previous σ(θ) data and calculations for λ=3 excitation in 116Sn.
doi: 10.1103/PhysRevC.99.034609
2019KU15 Phys.Rev. C 100, 024614 (2019) A.Kundu, S.Santra, A.Pal, D.Chattopadhyay, T.N.Nag, R.Gandhi, P.C.Rout, B.J.Roy, B.K.Nayak, S.Kailas Reaffirmation of probe dependence of the mass deformation length for low-lying excitations in 112, 116, 118, 120, 122, 124Sn isotopes NUCLEAR REACTIONS 112,116,118,120,122,124Sn(12C, 12C), (12C, 12C'), E=60 MeV; measured reaction products, outgoing projectile-like fragments, angular distributions; deduced differential elastic and inelastic cross sections. 112,116,118,120,122,124Sn; deduced levels, deformation lengths δ2 and δ3, matrix elements, transition probabilities (B(E2), B(IS2), B(E3), B(IS3)), Mn/Mp ratios for the first 2+ and 3- states extracted via coupled reaction channels (CRC) calculations with the collective model approach. Experiment performed at the BARC-TIFR Pelletron accelerator facility, Mumbai, India.
doi: 10.1103/PhysRevC.100.024614
2019KU17 Phys.Rev. C 100, 034327 (2019) A.Kundu, S.Santra, A.Pal, D.Chattopadhyay, R.Raut, R.Palit, Md.S.R.Laskar, F.S.Babra, C.S.Palshetkar, B.K.Nayak, S.Kailas Measurement of the 2+1 level lifetime in 120Sn by the Doppler shift attenuation method: Evidence of enhanced collectivity NUCLEAR STRUCTURE 120Sn(32S, 32S')120Sn*, E=120 MeV; measured Eγ, Iγ, γ(θ) using enriched target and INGA array of 11 Compton-suppressed HPGe detectors, half-life of the first 2+ level in 120Sn from DSAM at the BARC-TIFR Pelletron LINAC facility. 120Sn; deduced level, B(E2) for the first 2+ state, enhanced collectivity, anharmonic nature of quadrupole vibrations; compiled experimental B(E2) values for the first 2+ states in 112,114,116,118,120,122,124Sn.
doi: 10.1103/PhysRevC.100.034327
2019PA02 Phys.Rev. C 99, 014611 (2019) J.Pandey, B.Pandey, A.Pal, S.V.Suryanarayana, S.Santra, B.K.Nayak, E.T.Mirgule, A.Saxena, D.Chattopadhyay, A.Kundu, V.V.Desai, A.Parihari, G.Mohanto, D.Sarkar, P.C.Rout, B.Srinivasan, K.Mahata, B.J.Roy, S.De, H.M.Agrawal Determination of 59Ni (n, xp) reaction cross sections using surrogate reactions NUCLEAR REACTIONS 56Fe(6Li, d), (6Li, X), E=35.9 MeV; 59Co(6Li, α), (6Li, X), E=40.5 MeV; measured protons, deuterons, α, pd- and pα-coin, differential σ(θ) using ΔE-E telescopes for charged particle detection at the BARC-TIFR Pelletron Accelerator Facility in Mumbai. 60Ni(n, p), (n, 2p), E=5-20 MeV; analyzed σ(E). 59Ni(n, xp), E=11.9-15.8 MeV; deduced σ by surrogate ratio method through the 56Fe(6Li, d) reaction, and using 59Co(6Li, α) reaction as reference. Comparison with theoretical calculations using TALYS-1.8 code with microscopic level densities, and with evaluated data libraries ROSFOND-2015, TENDL-2015 and ENDF/B-VIII.
doi: 10.1103/PhysRevC.99.014611
2019PA14 Phys.Rev. C 99, 024620 (2019) A.Pal, S.Santra, D.Chattopadhyay, A.Kundu, A.Jhingan, P.Sugathan, B.K.Nayak, A.Saxena, S.Kailas Measurement of incomplete fusion cross sections in 6, 7Li + 238U reactions NUCLEAR REACTIONS 238U(6Li, F), (6Li, αF), (6Li, tF), (6Li, dF), (6Li, pF), (7Li, F), (7Li, αF), (7Li, tF), (7Li, dF), (7Li, pF)241Pu/242Pu/243Pu/244Pu/240Np/241Np, E=30, 34, 40, 31.2, 41.4 MeV; measured reaction products, triple coincidences between the two fission fragments and one light charged projectile-like fragment (PLF), complete fusion (CF) and incomplete fusion (ICF) differential σ(θ, E), and total σ(E) using two multiwire proportional counter (MWPC) detectors and an array of CSI(Tl) scintillation detectors at the Pelletron accelerator facility of IUAC-New Delhi. Monte Carlo simulation and fission probability by GEF code. Comparison with previous experimental data for different systems, and with continuum discretized coupled channels (CDCC) calculations using FRESCO code. Systematics of ratios of total fusion cross-sections for 6Li and 7Li projectiles on 24Mg, 28Si, 59Co, 64Zn, 124Sn, 159Tb, 197Au, 232Au, 238U targets. Discussed difference in peak to valley ratio between complete fusion (CF) and total fission.
doi: 10.1103/PhysRevC.99.024620
2018CH23 Phys.Rev. C 97, 051601 (2018) D.Chattopadhyay, S.Santra, A.Pal, A.Kundu, K.Ramachandran, R.Tripathi, B.J.Roy, T.N.Nag, Y.Sawant, B.K.Nayak, A.Saxena, S.Kailas Role of cluster structure in the breakup of 7Li NUCLEAR REACTIONS 112Sn(7Li, 7Li), (7Li, 7Li'), (7Li, 6Li), (7Li, 5Li), E=30 MeV; measured α, 6He, triton, deuteron and proton spectra, and αt-, αd-, αp-, αα-coin from the breakup of 7Li into α+t and 6He+p, 6Li into α+d, and 5Li into α+p, yield distributions, σ, differential σ(θ) at the 14-UD Pelletron-Linac TIFR-BARC facility. 7Li; deduced resonances, J, π, widths, α+t breakup through 5/2- resonance, and additional cluster of 7Li as 6He+p. Comparison with coupled reaction channel (CRC), and continuum discretized coupled-channel (CDCC) calculations using FRESCO code. Comparison with previous experimental data.
doi: 10.1103/PhysRevC.97.051601
2018CH37 Phys.Rev. C 98, 014609 (2018) D.Chattopadhyay, S.Santra, A.Pal, A.Kundu, K.Ramachandran, R.Tripathi, B.J.Roy, Y.Sawant, B.K.Nayak, A.Saxena, S.Kailas Resonant breakup of 8Be in 112Sn (7Li, 8Be → 2α) reaction NUCLEAR REACTIONS 112Sn(7Li, 7Li), (7Li, 8Be), E=30 MeV; measured reaction products p, d, t, α, 6He and 6,7Li, Eα, Iα, αα-coin, differential σ(θ) from α+α breakup of 8Be in proton pickup channel, elastic scattering and transfer channels using double sided silicon strip detector array at the 14-UD Pelletron-Linac TIFR-BARC facility; deduced large angular separation of the α fragments. 8Be; deduced resonances, J, π, widths, σ for α+α sequential breakup of 7Li to 8Be and then to α+α through the 0+, 2+, and 4+ resonances in 8Be. 113Sb, 113Sn; deduced differential σ(θ) for g.s. and excited states through proton and neutron stripping channels. Comparison with CDDC plus CRC calculations using FRESCO code.
doi: 10.1103/PhysRevC.98.014609
2018PA42 Phys.Rev. C 98, 031601 (2018) A.Pal, S.Santra, D.Chattopadhyay, A.Kundu, A.Jhingan, P.Sugathan, N.Saneesh, M.Kumar, N.L.Singh, A.Yadav, C.Yadav, R.Dubey, K.Kapoor, K.Rani, H.Arora, A.C.Visakh, D.Kaur, B.K.Nayak, A.Saxena, S.Kailas, K.-H.Schmidt Mass distributions of fission fragments from nuclei populated by multinucleon transfer or incomplete fusion channels in 6, 7Li + 238U reactions NUCLEAR REACTIONS 238U(6Li, F), (6Li, αF), (6Li, tF), (6Li, dF), (6Li, pF), (7Li, F), (7Li, αF), (7Li, tF), (7Li, dF), (7Li, pF)241Pu/242Pu/243Pu/244Pu/240Np/241Np, E=30, 34, 40, 31.4, 41.4 MeV; measured mass and folding angle distributions for inclusive fission and fission fragments in coincidence with α, t, d, and p at IUAC-New Delhi Pelletron accelerator facility; deduced peak/valley ratio for inclusive and breakup/transfer-fission. Comparison with previous experimental data, and with predictions of GEF code. Discussed shell correction parameter for symmetric fragments.
doi: 10.1103/PhysRevC.98.031601
2018RO04 Phys.Rev. C 97, 034603 (2018) B.J.Roy, Y.Sawant, P.Patwari, S.Santra, A.Pal, A.Kundu, D.Chattopadhyay, V.Jha, S.K.Pandit, V.V.Parkar, K.Ramachandran, K.Mahata, B.K.Nayak, A.Saxena, S.Kailas, T.N.Nag, R.N.Sahoo, P.P.Singh, K.Sekizawa Deep-inelastic multinucleon transfer processes in the 16O + 27Al reaction NUCLEAR REACTIONS 27Al(16O, 16O), (16O, 6Li), (16O, 7Li), (16O, 7Be), (16O, 9Be), (16O, 10B), (16O, 11B), (16O, 12C), (16O, 13C), (16O, 14N), (16O, 15N), E=134 MeV; measured reaction products, σ(θ) for elastic-scattering and for various transfer channels, total kinetic energy loss spectra at the TIFR Pelletron-LINAC accelerator facility, Mumbai; deduced Q value, and angle-integrated production cross sections for various proton-transfer channels. Comparison with calculated production cross sections using time-dependent Hartree-Fock (TDHF) theory and recently developed method TDHF+GEMINI, and secondary deexcitation processes using a statistical model GEMINI++. Discussed possible interplay between fusion-fission, deep-inelastic, multinucleon transfer, and particle evaporation processes.
doi: 10.1103/PhysRevC.97.034603
2017KU06 Phys.Rev. C 95, 034615 (2017) A.Kundu, S.Santra, A.Pal, D.Chattopadhyay, R.Tripathi, B.J.Roy, T.N.Nag, B.K.Nayak, A.Saxena, S.Kailas Elastic, inelastic, and 1-nucleon transfer channels in the 7Li + 120Sn system NUCLEAR REACTIONS 120Sn(7Li, 7Li), (7Li, 7Li'), (7Li, 6Li), (7Li, 6He), E=28, 30 MeV; measured proton, deuteron, triton, α, 6He, 6,7,8Li spectra differential σ(θ, E) using E-ΔE detector system at BARC-TIFR Pelletron facility. 120,121Sn, 121Sb; deduced levels, cross sections, particle-core spectroscopic factors for 1n- and 1p- transfer reactions. Cross sections compared with coupled-reaction-channels (CRC) calculations.
doi: 10.1103/PhysRevC.95.034615
2017PA24 Phys.Rev. C 96, 024603 (2017) A.Pal, S.Santra, D.Chattopadhyay, A.Kundu, K.Ramachandran, R.Tripathi, B.J.Roy, T.N.Nag, Y.Sawant, D.Sarkar, B.K.Nayak, A.Saxena, S.Kailas Projectile-breakup-induced fission-fragment angular distributions in the 6Li + 232Th reaction NUCLEAR REACTIONS 232Th(6Li, F), (6Li, αF), (6Li, dF), (6Li, pF), E=28, 32, 36 MeV; measured fission fragments, (fission fragment)α-, (fission fragment)d- and (fission fragment)p-coin, angular distributions for inclusive fission fragments and fission fragments in coincidence with α, deuterons and protons, yield distributions for α, deuterons and protons at BARC-TIFR Pelletron accelerator facility; deduced fission fragment anisotropy for inclusive and transfer-fission. Comparison with statistical saddle-point model (SSPM), and entrance-channel dependent (ECD) model calculations. Discussed effect of 6Li projectile breakup.
doi: 10.1103/PhysRevC.96.024603
2016CH50 Phys.Rev. C 94, 061602 (2016) D.Chattopadhyay, S.Santra, A.Pal, A.Kundu, K.Ramachandran, R.Tripathi, D.Sarkar, S.Sodaye, B.K.Nayak, A.Saxena, S.Kailas Resonant, direct, and transfer breakup of 6Li by 112Sn NUCLEAR REACTIONS 112Sn(6Li, 6Li), (6Li, 5Li), (6Li, 8Be), E=22, 30 MeV; measured α, deuteron and proton spectra in coincidence mode from the breakup of 6Li into α+d, 7Li into α+p, and 8Be into α+α, yield distributions, angular distributions at 14-UD Pelletron-Linac TIFR-BARC facility. 6Li; deduced resonances, J, π, α+d breakup through 1+ resonance. 110In, 113Sn; observed excited states. Comparison with coupled reaction channels (CRC) and continuum discretized coupled channels (CDCC) calculations using FRESCO code.
doi: 10.1103/PhysRevC.94.061602
2016KU16 Phys.Rev. C 94, 014603 (2016) A.Kundu, S.Santra, A.Pal, D.Chattopadhyay, B.K.Nayak, A.Saxena, S.Kailas Probing systematic model dependence of complete fusion for reactions with the weakly bound projectiles 6, 7Li NUCLEAR REACTIONS 64Ni, 90Zr, 144,152Sm, 159Tb, 197Au, 209Bi(6Li, X); 64Ni, 144,152Sm, 159Tb, 197Au, 209Bi(7Li, X), E(cm)=20-40 MeV; calculated complete fusion cross sections using coupled channels codes CCFULL and FRESCO; deduced fusion functions and compared with Universal Fusion Function (UFF); analyzed systematic differences between the two codes. Model dependence of enhancement or suppression of complete fusion. Compared with calculations for 148Sm(16O, X), E(cm)=55-75 MeV.
doi: 10.1103/PhysRevC.94.014603
2016PA07 Phys.Rev. C 93, 021602 (2016) B.Pandey, V.V.Desai, S.V.Suryanarayana, B.K.Nayak, A.Saxena, E.T.Mirgule, S.Santra, K.Mahata, R.Makawana, M.Abhangi, T.K.Basu, C.V.S.Rao, S.Jakhar, S.Vala, B.Sarkar, H.M.Agrawal, G.Kaur, P.M.Prajapati, A.Pal, D.Sarkar, A.Kundu Measurement of 55Fe (n, p) cross sections by the surrogate-reaction method for fusion technology applications NUCLEAR REACTIONS 52Cr(6Li, d)56Fe, 45Sc(6Li, α)47Ti, E=33.0, 35.75 MeV; measured spectra of protons, deuterons, tritons, α-particles, pd-coin. Natural Cr and Sc targets. 55Fe(n, p), E=7.9-20.1 MeV; deduced σ(E) via surrogate-reaction method, and compared with EAF-2010, TENDL-2014, and ROSFOND-2010 evaluated libraries and theoretical calculations using EMPIRE-3.2.3. Relevance to fusion technology.
doi: 10.1103/PhysRevC.93.021602
1997DU04 Phys.Lett. 399B, 196 (1997) A.K.Dutt-Mazumder, B.Dutta-Roy, A.Kundu Matter Induced ρ - ω Mixing
doi: 10.1016/S0370-2693(97)00270-0
1996DU01 Phys.Rev. C53, 790 (1996) A.K.Dutt-Mazumder, B.Dutta-Roy, A.Kundu, T.De Tensor Coupling and Vector Mesons in Dense Nuclear Matter
doi: 10.1103/PhysRevC.53.790
1996DU08 Phys.Lett. 378B, 35 (1996) A.K.Dutt-Mazumder, A.Kundu, T.De, B.Dutta-Roy Symmetry Breaking for Rho Meson in Neutron Matter
doi: 10.1016/0370-2693(96)00382-6
1995BH01 J.Phys.(London) G21, 153 (1995) G.Bhattacharyya, A.Kundu, T.De, B.Dutta-Roy Effects of Isodoublet Colour-Octet Scalar Bosons on Oblique Electroweak Parameters
doi: 10.1088/0954-3899/21/2/002
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