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NSR database version of April 11, 2024.

Search: Author = D.Chattopadhyay

Found 24 matches.

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2023GA23      Eur.Phys.J. A 59, 187 (2023)

R.Gandhi, S.Santra, P.C.Rout, A.Pal, A.Baishya, T.Santhosh, D.Chattopadhyay, K.Ramachandran, G.Mohanto, J.Pandey, A.Diaz-Torres, R.Palit

Measurement of 58co(n, xp) cross sections by a surrogate method

NUCLEAR REACTIONS 57Fe, 59Co(6Li, α), E=37, 33 MeV; measured reaction products, Eα, Iα; deduced proton decay probabilities (branching ratios), σ, Comparison with ENDF/B-VIII.0, JEFF-3.3, JENDL-5, ROSFONFD-2010 libraries, TALYS and PACE4 calculations. BARC-TIFR Pelletron Linac Accelerator Facility, Mumbai.

doi: 10.1140/epja/s10050-023-01099-0
Citations: PlumX Metrics

Data from this article have been entered in the EXFOR database. For more information, access X4 dataset33194.


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
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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
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Data from this article have been entered in the EXFOR database. For more information, access X4 dataset33184.


2021BH14      Phys.Rev. C 104, 054607 (2021)

S.Bhattacharjee, A.Mukherjee, A.Gupta, R.Santra, D.Chattopadhyay, N.Deshmukh, S.Dhuri, S.Gupta, V.V.Parkar, S.K.Pandit, K.Ramachandran, K.Mahata, A.Shrivastava, R.Pachuau, S.Rathi

Fusion of 16O + 165Ho at deep sub-barrier energies

NUCLEAR REACTIONS 165Ho(16O, 3nα)174Ta, (16O, 5n)176Re, (16O, 4n)177Re, (16O, 3n)178Re, E=62-85 MeV; measured evaporation residues (ERs) by off-line γ-ray spectroscopy, Eγ, Iγ from decays of evaporation residues, σ(E) at 14UD BARC-TIFR Pelletron-LINAC facility; deduced fusion σ(E) and compared with σ(E) results of earlier experiments, astrophysical S factor. Comparison with coupled channel (CC) calculations using Woods-Saxon potential using code PACE4, fusion hindrance and compared with prediction from adiabatic model; analyzed previous experimental results for 19F+165Ho, 7Li+165Ho, 12C+198Pt, 16O+208Pb, 28Si+64Ni, 16O+208Pb, 32S+89Y, 36S+64Ni, 40Ca+40Ca, 40Ca+48Ca, and 48Ca+48Ca systems. 178Re; measured T1/2 of the decay of the g.s.

doi: 10.1103/PhysRevC.104.054607
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Data from this article have been entered in the EXFOR database. For more information, access X4 datasetD6413.


2021BI02      Phys.Rev. C 103, 014606 (2021)

P.Biswas, A.Mukherjee, D.Chattopadhyay, S.Bhattacharjee, M.K.Pradhan, Md.M.Shaikh, S.Roy, A.Goswami, P.Basu, S.Santra, S.K.Pandit, K.Mahata, A.Shrivastava

Large back-angle quasielastic scattering for 7Li + 159Tb

NUCLEAR REACTIONS 159Tb(7Li, 7Li), (7Li, X), E=17-34 MeV from 14UD BARC-TIFR Pelletron Accelerator; measured reaction products, σ(θ) using ΔE-E telescopes of Si-surface barrier detectors; deduced quasielastic excitation functions and quasielastic barrier distributions, complete fusion σ(E). Comparison with continuum discretized coupled-channel (CDCC) model calculations.

doi: 10.1103/PhysRevC.103.014606
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2021BI08      Phys.Rev. C 104, 034620 (2021)

P.Biswas, A.Mukherjee, S.Bhattacharjee, D.Chattopadhyay, S.Roy, S.Santra, S.K.Pandit, K.Ramachandran, K.Mahata, A.Shrivastava

Quasielastic backscattering and barrier distribution for the weakly bound projectile 6Li on 159Tb

NUCLEAR REACTIONS 159Tb(6Li, 6Li'), (6Li, X), E=17-33 MeV; measured charged-particle spectra, E-ΔE spectrum, σ(E) using Si detector telescopes at 14UD BARC-TIFR Pelletron-Linac Facility; deduced quasielastic excitation function and quasielastic barrier distributions and compared with FRESCO calculations, excluding and including α particles, production σ(E), and compared with the DWBA calculations. Discussed α-breakup threshold of the nucleus 6Li.

doi: 10.1103/PhysRevC.104.034620
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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
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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
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Data from this article have been entered in the EXFOR database. For more information, access X4 datasetD6387. Data from this article have been entered in the XUNDL database. For more information, click here.


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
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Data from this article have been entered in the EXFOR database. For more information, access X4 datasetD6388.


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
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Data from this article have been entered in the EXFOR database. For more information, access X4 datasetD6356.


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
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Data from this article have been entered in the EXFOR database. For more information, access X4 datasetD6358.


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


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
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Data from this article have been entered in the EXFOR database. For more information, access X4 dataset33130.


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
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Data from this article have been entered in the EXFOR database. For more information, access X4 datasetD6354.


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
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Data from this article have been entered in the EXFOR database. For more information, access X4 datasetD6340. Data from this article have been entered in the XUNDL database. For more information, click here.


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
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Data from this article have been entered in the EXFOR database. For more information, access X4 datasetD6344. Data from this article have been entered in the XUNDL database. For more information, click here.


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
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Data from this article have been entered in the EXFOR database. For more information, access X4 datasetD6345.


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
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Data from this article have been entered in the EXFOR database. For more information, access X4 datasetD6338.


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
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Data from this article have been entered in the EXFOR database. For more information, access X4 datasetD6306.


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
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Data from this article have been entered in the EXFOR database. For more information, access X4 datasetD6311.


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
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Data from this article have been entered in the EXFOR database. For more information, access X4 datasetD6272.


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
Citations: PlumX Metrics


2015PA27      Phys.Rev. C 91, 054618 (2015)

A.Pal, S.Santra, B.K.Nayak, K.Mahata, V.V.Desai, D.Chattopadhyay, R.Tripathi

Determination of 238Pu(n, f) and 236Np(n, f) cross sections using surrogate reactions

NUCLEAR REACTIONS 232Th, 235U(6Li, dF), E=44.4 MeV; 235U(6Li, αF), E=44.4 MeV; measured E(d), I(d), (fission fragment)(light charged particles)-coin, coincident and inclusive spectra for α and deuterons at BARC-TIFR Pelletron accelerator facility. 238Pu(n, F), E<25 MeV; deduced σ(E) using surrogate ratio (SR) method. 236Np(n, F), E<25 MeV; deduced σ(E) using hybrid surrogate ratio (HSR) method. Comparison with calculations using EMPIRE-3.1 computer code, ENDF/B-VII.1 evaluation and previous experimental data.

doi: 10.1103/PhysRevC.91.054618
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Data from this article have been entered in the EXFOR database. For more information, access X4 dataset33095.


2014SA71      Phys.Rev. C 90, 064620 (2014)

S.Santra, A.Pal, P.K.Rath, B.K.Nayak, N.L.Singh, D.Chattopadhyay, B.R.Behera, V.Singh, A.Jhingan, P.Sugathan, K.S.Golda, S.Sodaye, S.Appannababu, E.Prasad, S.Kailas

Effect of projectile breakup on fission-fragment mass distributions in the 6, 7Li + 238U reactions

NUCLEAR REACTIONS 238U(6Li, F), E=30, 34, 39, 45, 50 MeV; 238U(7Li, F), E=31.4, 35.4, 40.4, 41.4, 45, 51.4 MeV; measured fission fragment spectra, time-of-flight, fission-fragment folding angle distributions at IUAC-New Delhi Pelletron facility; deduced yield of fission fragments as a function of fragment mass, fission-fragment mass distribution, peak to valley (P:V) ratio of fission fragment mass distribution, mass distributions for complete fusion (CF) and total fusion (TF) events. Comparison with previous experimental results.

doi: 10.1103/PhysRevC.90.064620
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