NSR Query Results


Output year order : Descending
Format : Normal

NSR database version of April 11, 2024.

Search: Author = A.Pal

Found 41 matches.

Back to query form



2024KU05      Phys.Rev. C 109, 024304 (2024)

D.Kumar, A.Pal, S.Basak, T.Bhattacharjee, S.S.Alam, L.Gerhard, L.Knafla, A.Esmaylzadeh, M.Ley, F.Dunkel, K.Schomaker, J.-M.Regis, J.Jolie, Y.H.Kim, U.Koster

Lifetime measurement for the 15/2-1 and 13/2-1 levels in 129Sn

doi: 10.1103/PhysRevC.109.024304
Citations: PlumX Metrics


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
Citations: PlumX Metrics


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.


2023GU15      Phys.Lett. B 845, 138120 (2023)

Y.K.Gupta, V.B.Katariya, G.K.Prajapati, K.Hagino, D.Patel, V.Ranga, U.Garg, L.S.Danu, A.Pal, B.N.Joshi, S.Dubey, V.V.Desai, S.Panwar, N.Kumar, S.Mukhopadhyay, P.Singh, N.Sirswal, R.Sariyal, I.Mazumdar, B.V.John

Precise determination of quadrupole and hexadecapole deformation parameters of the sd-shell nucleus, 28Si

NUCLEAR REACTIONS 90Zr(28Si, 28Si), E=70-102 MeV; measured reaction products. 28Si; deduced σ, quadrupole and hexadecapole deformation parameters using a Bayesian analysis within the framework of coupled channels (CC) calculations. BARC-TIFR 14 MV Pelletron accelerator facility.

doi: 10.1016/j.physletb.2023.138120
Citations: PlumX Metrics

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


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
Citations: PlumX Metrics


2023MO26      Eur.Phys.J. A 59, 234 (2023)

G.Mohanto, A.Parihari, Y.K.Gupta, A.Pal, A.Gandhi, S.De, K.Ramachandran, E.T.Mirgule, B.Srinivasan, K.Kalita, A.Kumar, N.K.Deb, K.Rani, A.Tejaswi, C.Vadagama, V.Bharud, L.S.Danu, B.J.Roy, M.Kushwaha, B.K.Nayak, A.Saxena

Sensitivity of β4 values extracted from quasi elastic barrier distribution to the 2n transfer channel

NUCLEAR REACTIONS 176Yb(16O, X), E=54-84 MeV; measured reaction products; deduced σ(E), the Fusion Barrier Distributions (FBD), impact of deformation parameters on experimental barrier distribution. The BARC-TIFR Pelletron LINAC facility, Mumbai.

doi: 10.1140/epja/s10050-023-01143-z
Citations: PlumX Metrics

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


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
Citations: PlumX Metrics


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
Citations: PlumX Metrics


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
Citations: PlumX Metrics


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
Citations: PlumX Metrics

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


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
Citations: PlumX Metrics


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
Citations: PlumX Metrics

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


2022RO09      Phys.Rev. C 105, 044611 (2022)

B.J.Roy, S.Santra, A.Pal, H.Kumawat, S.K.Pandit, V.V.Parkar, K.Ramachandran, K.Mahata, K.Sekizawa

Reaction mechanism study for multinucleon transfer processes in collisions of spherical and deformed nuclei at energies near and above the Coulomb barrier: The 16O + 154Sm reaction

NUCLEAR REACTIONS 154Sm(16O, X)6Li/7Li/10B/11B/12C/13C/13N/14N/15N/9Be/16O/17O/18O, E=85, 134 MeV; measured reaction products, projectile-like fragments, angular distributions; deduced σ(θ), σ(E), Q, total kinetic energy loss (TKEL) by fragments, optical potential parameters. Studied the orientation effect in multinucleon transfer processes. Compared with theoretical calculations based on time-dependent Hartree-Fock (TDHF)combined with a statistical model, GEMINI++.BARC-TIFR Pelletron-Linac facility.

doi: 10.1103/PhysRevC.105.044611
Citations: PlumX Metrics


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
Citations: PlumX Metrics


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
Citations: PlumX Metrics

Data from this article have been entered in the EXFOR database. For more information, access X4 datasetD6404.


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
Citations: PlumX Metrics


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
Citations: PlumX Metrics


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
Citations: PlumX Metrics

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
Citations: PlumX Metrics

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


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
Citations: PlumX Metrics


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
Citations: PlumX Metrics

Data from this article have been entered in the EXFOR database. For more information, access X4 dataset33138.


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
Citations: PlumX Metrics

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
Citations: PlumX Metrics

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
Citations: PlumX Metrics

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
Citations: PlumX Metrics

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
Citations: PlumX Metrics

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
Citations: PlumX Metrics

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
Citations: PlumX Metrics

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
Citations: PlumX Metrics

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
Citations: PlumX Metrics

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
Citations: PlumX Metrics

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
Citations: PlumX Metrics

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
Citations: PlumX Metrics

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


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
Citations: PlumX Metrics

Data from this article have been entered in the EXFOR database. For more information, access X4 dataset33099.


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
Citations: PlumX Metrics

Data from this article have been entered in the EXFOR database. For more information, access X4 dataset33095.


2015SO17      Phys.Rev. C 92, 024603 (2015)

Sonika, B.J.Roy, A.Parmar, U.K.Pal, H.Kumawat, V.Jha, S.K.Pandit, V.V.Parkar, K.Ramachandran, K.Mahata, A.Pal, S.Santra, A.K.Mohanty, K.Sekizawa

Multinucleon transfer study in 206Pb(18O, x) at energies above the Coulomb barrier

NUCLEAR REACTIONS 206Pb(18O, 20O), (18O, 19O), (18O, 17O), (18O, 16O), (18O, 18N), (18O, 17N), (18O, 16N), (18O, 15N), (18O, 14N), (18O, 16C), (18O, 15C), (18O, 14C), (18O, 13C), (18O, 12C), (18O, 12B), (18O, 11B), (18O, 10B), (18O, 10Be), (18O, 9Be), (18O, 18O)E=139 MeV; measured particle spectra, elastic σ(θ), total kinetic energy loss (TKEL) spectra, angular distributions at Pelletron-LINAC accelerator of BARC-TIFR facility; deduced Q values and angle integrated cross sections. Comparison with fully microscopic time-dependent Hartree-Fock (TDHF) calculations, based on the independent single-nucleon transfer mode. Discussed effect of particle evaporation on the production cross sections, and possible origin of discrepancies.

doi: 10.1103/PhysRevC.92.024603
Citations: PlumX Metrics

Data from this article have been entered in the EXFOR database. For more information, access X4 datasetD6264.


2014PA31      Phys.Rev. C 90, 014603 (2014)

A.Parihari, S.Santra, A.Pal, N.L.Singh, K.Mahata, B.K.Nayak, R.Tripathi, K.Ramachandran, P.K.Rath, R.Chakrabarti, S.Kailas

Fission fragment angular distributions in 6, 7Li + 235, 238U reactions

NUCLEAR REACTIONS 235,238U(6Li, F), (7Li, F), E=28-42 MeV; measured fission fragment spectra, fission fragment σ(θ, E), fission and fusion σ(E), fission fragment anisotropies as a function of center of mass energy at 14 UD BARC-TIFR pelletron facility; deduced mean square angular momenta <L2> from fission fragment anisotropy. Comparison with statistical saddle-point model (SSPM), entrance-channel dependent (ECD), and coupled-channel (CCDEF code) calculations. Discussed effect of projectile breakup.

doi: 10.1103/PhysRevC.90.014603
Citations: PlumX Metrics

Data from this article have been entered in the EXFOR database. For more information, access X4 datasetD6242.


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
Citations: PlumX Metrics

Data from this article have been entered in the EXFOR database. For more information, access X4 datasetD6245.


2013RA27      Phys.Rev. C 88, 044617 (2013)

P.K.Rath, S.Santra, N.L.Singh, B.K.Nayak, K.Mahata, R.Palit, K.Ramachandran, S.K.Pandit, A.Parihari, A.Pal, S.Appannababu, SushilK.Sharma, D.Patel, S.Kailas

Complete fusion in 7Li+144, 152Sm reactions

NUCLEAR REACTIONS 144,152Sm(7Li, xn), E=20-40 MeV; measured Eγ, Iγ, σ(E) for evaporation residues (ER) 147,147m,148,148m,149,149m,154,155,156Tb formed in x=2-5 channels, and complete fusion σ(E) at BARC-TIFR facility; deduced level-density parameter; calculated σ(E) for ER using statistical model code PACE, σ(E) for fusion using CCFULL and FRESCO coupled-channel codes. Comparison of scaled σ with other reactions and universal fusion function.

doi: 10.1103/PhysRevC.88.044617
Citations: PlumX Metrics

Data from this article have been entered in the EXFOR database. For more information, access X4 datasetD6229.


Back to query form