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NSR database version of April 26, 2024.

Search: Author = A.Vinayak

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2023BI02      Eur.Phys.J. A 59, 60 (2023)

R.Biswas, S.Nath, J.Gehlot, Gonika, C.Kumar, A.Parihari, N.Madhavan, A.Vinayak, A.Mahato, S.Noor, P.Sherpa, K.Sekizawa

Determination of 1p- and 2p-stripping excitation functions for ¹⁶O+¹⁴²Ce using a recoil mass spectrometer

NUCLEAR REACTIONS ¹⁴²Ce(¹⁶O, ¹⁵N), (¹⁶O, ¹⁴C), E=57-69 MeV; measured reaction products, TOF; deduced σ(θ). Comparison with finite-range CRC model calculations performed using the code fresco. 15UD Pelletron accelerator at IUAC, New Delhi.

doi: 10.1140/epja/s10050-023-00975-z
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2022JI08      Phys.Rev. C 105, 054614 (2022)

P.Jisha, A.M.Vinodkumar, S.Sanila, K.Arjun, B.R.S.Babu, J.Gehlot, S.Nath, N.Madhavan, R.Biswas, A.Parihari, A.Vinayak, A.Mahato, E.Prasad, A.C.Visakh

Role of positive transfer Q values in fusion cross sections for ¹⁸O + ^{182, 184, 186}W reactions

NUCLEAR REACTIONS ^182,184,186W(¹⁸O, X), E=68-104 MeV; measured reaction products, evaporation residues, beam-like particles; deduced evaporation residues σ(E) , fusion σ(E). Comparison to coupled channels calculations (CCFULL code) with inclusion of different inelastic channels. Systematics of fusion σ(E) in reactions induced by ¹⁶O and ¹⁸O. Heavy Ion Reaction Analyser (HIRA) at the 15 UD Pelletron accelerator facility of the Inter-University Accelerator Centre (IUAC), New Delhi

doi: 10.1103/PhysRevC.105.054614
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Data from this article have been entered in the EXFOR database. For more information, access X4 datasetD6432.

2022RA29      Phys.Rev. C 106, 064606 (2022)

A.Rani, S.Mandal, K.Chakraborty, R.Gupta, C.V.Ahmad, A.Parihari, D.Vishwakarma, P.Khandelwal, P.S.Rawat, P.Sherpa, S.Kumar, N.Madhavan, S.Nath, J.Gehlot, R.Biswas, Gonika, C.Kumar, S.Noor, A.Vinayak

Examining the correlation between multi-neutron transfer and inelastic excitations in sub-barrier fusion enhancement

NUCLEAR REACTIONS ^116,120,124Sn(²⁸Si, X), E=88-121 MeV; measured reaction products, evaporation residues; deduced fusion σ(E). Comparison to uncoupled (1-D BPM), coupled-channels calculations (CCFULL code), FRESCO and semiclassical calculations (ECC). Suggested incorporation of multi-neutron transfer channel coupling along with the inelastic excitation simultaneously in the coupled-channels formalism in order to reproduce the fusion excitation function. Systematics of the fusion reactions for ²⁸Si projectile on various targets together with Sn targets and various projectiles. Recoil Mass Separator (RMS), Heavy Ion Reaction Analyzer (HIRA) at the Inter-University Accelerator Centre (IUAC), New Delhi.

doi: 10.1103/PhysRevC.106.064606
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2021PA48      Iader.Fiz.Enerh. 22, 343 (2021)

P.N.Patil, G.B.Hiremath, A.Vinayak, M.M.Hosamani, V.P.Singh, N.M.Badiger

Determination of the nuclear radius parameter using the γ-ray spectrometer

NUCLEAR REACTIONS C, ²⁷Al, Fe, Cu, Zn(n, γ), E=2-2.5 MeV; measured reaction products, Eγ, Iγ; deduced σ, nuclear radii. Comparison with available data.

doi: 10.15407/jnpae2021.04.343
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2020DE32      Phys.Rev. C 102, 034603 (2020)

N.K.Deb, K.Kalita, H.Al Rashid, S.Nath, J.Gehlot, N.Madhavan, R.Biswas, R.N.Sahoo, P.K.Giri, A.Das, T.Rajbongshi, A.Parihari, N.K.Rai, S.Biswas, Khushboo, A.Mahato, B.J.Roy, A.Vinayak, A.Rani

Role of neutron transfer in the sub-barrier fusion cross section in ¹⁸O + ¹¹⁶Sn

NUCLEAR REACTIONS ¹¹⁶Sn(¹⁸O, X), E(cm)=44.6-74.3 MeV; measured evaporation residues, time of flight of evaporation residue, fusion σ(E) using the Heavy-Ion Reaction Analyzer (HIRA) array at the 15 UD Pelletron of IUAC-New Delhi; deduced fusion barrier distributions; examined the effects of positive Q-value neutron transfer (PQNT) channels on sub-barrier fusion. Comparisons with coupled-channels calculations using the CCFULL code, including 2+ and 3- excited states of ¹¹⁶Sn, and 2+ excited state of ¹⁸O; analyzed systematics of reduced fusion excitation functions of ^112,116Sn, ¹¹²Cd(¹⁶O, X) and ¹¹⁶Sn, ¹⁴⁸Nd, ⁹²Mo, ⁷⁴Ge(¹⁸O, X) reactions at sub-barrier energies.

doi: 10.1103/PhysRevC.102.034603
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Data from this article have been entered in the EXFOR database. For more information, access X4 datasetD6391.

2020HO02      Phys.Rev. C 101, 014616 (2020)

M.M.Hosamani, N.M.Badiger, N.Madhavan, I.Mazumdar, S.Nath, J.Gehlot, A.K.Sinha, S.M.Patel, P.B.Chavan, T.Varughese, Vi.Srivastava, M.M.Shaikh, P.S.Devi, P.V.Laveen, A.Shamlath, M.Shareef, S.K.Duggi, P.V.Madhusudhana Rao, G.N.Jyothi, A.Tejaswi, P.N.Patil, A.Vinayak, K.K.Rajesh, A.Yadav, A.Parihari, R.Biswas, M.Dhibar, D.P.Kaur, M.Ratna Raju, J.Joseph

Evaporation-residue-gated spin distribution measurements of the highly fissile compound nucleus ²²⁴Th^* through ¹⁶O + ²⁰⁸Pb and ¹⁸O + ²⁰⁶Pb reactions

NUCLEAR REACTIONS ²⁰⁸Pb(¹⁶O, X)²²⁴Th^*, E=87, 93.2, 99.3, 105.5, 113.5, 122.6 MeV pulsed beam; ²⁰⁶Pb(¹⁸O, X)²²⁴Th^*, E=85.7, 91.9, 100, 104.1, 108.2, 112.2, 117.4, 121.4 MeV pulsed beam; measured evaporation residues (ER), σ(E) and spin distributions of ERs from deexciting ²²⁴Th compound nucleus using the HYbrid Recoil mass Analyzer (HYRA) coupled with the TIFR 4π spin spectrometer of of 32 NaI(Tl) scintillation detectors at the IUAC-New Delhi accelerator facility; deduced experimental and simulated fold distributions, reduced ER σ(E), experimental absolute ER σ(E), including results of previous experiments.

doi: 10.1103/PhysRevC.101.014616
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Data from this article have been entered in the EXFOR database. For more information, access X4 datasetD6377.

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
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2020VI06      Int.J.Mod.Phys. E29, 2050030 (2020)

A.Vinayak, M.M.Hosamani, P.N.Patil, N.M.Badiger

Determination of single neutron spectroscopic factor of doubly shell closed, neutron shell closed and neutron-rich nuclei through (d, p) reaction

NUCLEAR REACTIONS ^12,14C, ^16,18O, ^32,36S, ^{36,38,40,44,46}Ar, ^40,48Ca, ^56,62,64,66Ni, ⁸²Ge, ^124,132Sn, ²⁰⁸Pb(d, p), E=3.4-25.9 MeV; calculated spectroscopic factors. Comparison with available data.

doi: 10.1142/S0218301320500305
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