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NSR database version of April 11, 2024.

Search: Author = A.Baishya

Found 12 matches.

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2024SH03      Phys.Lett. B 848, 138381 (2024)

A.Sharma, P.Dubey, U.Mishra, N.Dubey, J.Pandey, R.Gandhi, A.Pal, A.Baishya, T.Santhosh, P.C.Rout, B.K.Nayak, S.Santra, A.Chakraborty, A.Kumar

Study of the surrogate ratio method by determination of 56Fe(n, xp) cross sections

NUCLEAR REACTIONS 55Mn, 51V(6Li, α), E=25 MeV; measured reaction products. 57Fe, 53Cr; deduced σ, spin dependence of the proton emission probabilities as a function of excitation energies, the validity of surrogate ratio method for determining (n, xp) reaction cross sections. Comparison with TALYS calculations, EXFOR library. ARC-TIFR Pelletron Accelerator Facility in Mumbai.

doi: 10.1016/j.physletb.2023.138381
Citations: PlumX Metrics


2023BA39      Phys.Rev. C 108, 065807 (2023)

A.Baishya, S.Santra, P.C.Rout, A.Pal, T.Santhosh

Light-particle-induced deexcitations of 3-1 and 2+2 resonances of 12C in extreme stellar conditions

doi: 10.1103/PhysRevC.108.065807
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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
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Data from this article have been entered in the EXFOR database. For more information, access X4 dataset33194.


2023KU06      Phys.Rev. C 107, 034614 (2023)

R.Kumar, M.Maiti, A.Pal, S.Santra, P.Kaur, M.Sagwal, A.Singh, P.C.Rout, A.Baishya, R.Gandhi, T.Santhosh

Shell effect driven fission modes in fragment mass and total kinetic energy distribution of 192Hg

NUCLEAR REACTIONS 160Gd(32S, X)192Gd*, E=139.7, 151.9, 163.3 MeV; measured fission fragments, coincidence between fragments, Time-of-Flight; deduced fission fragments mass distribution, total kinetic energy distribution, contribution of symmetric fission. Systematics of ratio of symmetric yield to the total yield of fragments from fission of Gd, Hg Pb and Pt isotopes.Comparison of experimental mass distribution from 192Hg, 191Au, 190Hg and 192Hg. Comparison to GEF predictions. Measurements with 2 position-sensitive multiwire proportional chambers (MWPCs) at 14-UD BARC-TIFR Pelletron-Linac facility (Mumbai).

doi: 10.1103/PhysRevC.107.034614
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2023SA18      Phys.Lett. B 841, 137934 (2023)

T.Santhosh, P.C.Rout, S.Santra, A.Shrivastava, G.Mohanto, S.K.Pandit, A.Pal, R.Gandhi, A.Baishya, S.Dhuri

Experimental evidence of large collective enhancement of nuclear level density and its significance in radiative neutron capture

NUCLEAR REACTIONS 169Tm(7Li, X)170Yb/171Yb, E=40 MeV; measured reaction products, Eα, Iα, En, In; deduced the collective enhancement of nuclear level density, MACS. Comparison with calculations. The BARC-TIFR Pelletron Linac Facility (Mumbai).

doi: 10.1016/j.physletb.2023.137934
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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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2023SA45      Phys.Rev. C 108, 044317 (2023)

T.Santhosh, P.C.Rout, S.Santra, A.Pal, G.Mohanto, R.Gandhi, A.Baishya

Collective enhancement of nuclear level density and its fade-out in 161Dy

doi: 10.1103/PhysRevC.108.044317
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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.


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
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Data from this article have been entered in the EXFOR database. For more information, access X4 datasetD6426.


2021BA36      Phys.Rev. C 104, 024601 (2021)

A.Baishya, S.Santra, A.Pal, P.C.Rout

Effect of initial 3α cluster configurations in 12C on the direct decay of its Hoyle state

NUCLEAR STRUCTURE 12C; calculated direct 3α decay width for the Hoyle (second 0+) state using the ratio of the barrier penetration probability of the Hoyle state, the latter calculated using Semiclassical Wentzel-Kramers-Brillouin (WKB) approximation, and by considering the second 2+ state in 12C as a collective excitation of the Hoyle state; deduced branching ratios for different direct decay modes of the Hoyle state, and dependence of initial configuration of 3α cluster on the limit of direct decay probability.

doi: 10.1103/PhysRevC.104.024601
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2021MI20      Phys.Rev. C 104, 054606 (2021)

C.V.Midhun, M.M.Musthafa, S.V.Suryanarayana, T.Santhosh, A.Baishya, P.N.Patil, A.Pal, P.C.Rout, S.Santra, R.Kujur, A.Joseph, A.Shaima, K.Hajara, P.T.M.Shan, B.Satheesh, B.V.John, E.T.Mirgule, K.C.Jagadeesan, S.Ganesan

Impact of 7Be breakup on the 7Li(p, n) neutron spectrum

NUCLEAR REACTIONS 7Li(p, n), E=21 MeV beam from BARC-TIFR Pelletron-Linac facility; measured evaporation products using two silicon detector telescopes, E(n), I(n) by time-of-flight using three liquid organic scintillators, (3He)α-coin, (3He)n-coin, double differential σ(E(3He, α), θ) for 7Li(p, n)7Be* to n+3He+α channel; deduced ΔE-E correlation spectra, 3He-3He energy correlation plot, double differential σ(En, θ) simulated 0° breakup neutron spectrum at 21 MeV with contributions from continuum and resonance. Comparison of neutron spectrum with previous experimental data, and with theoretical calculations using FRESCO code.

doi: 10.1103/PhysRevC.104.054606
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Data from this article have been entered in the EXFOR database. For more information, access X4 datasetD6404.


2021PA32      Phys.Rev. C 104, L031602 (2021)

A.Pal, S.Santra, P.C.Rout, R.Gandhi, A.Baishya, T.Santhosh, R.Tripathi, T.N.Nag

Observation of a fission mode with very short elongation for the neutron-rich 257Md nucleus at high excitation energy

NUCLEAR REACTIONS 238U(19F, X)257Md*,238U(18O, X)256Fm*,232Th(19F, X)251Es*, E=80.9-98.0 MeV; measured fission fragments, (fission fragment)(fission fragment)-coin at the 14-UD BARC-TIFR Pelletron-Linac facility; deduced Mass and total kinetic-energy (TKE) distributions of fission fragments, peak positions and widths of the low- and high-TKE modes, mass-TKE correlations, mass-distributions. Comparison with predictions by the semi-empirical model code GEF.

doi: 10.1103/PhysRevC.104.L031602
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