NSR Query Results
Output year order : Descending NSR database version of May 23, 2024. Search: Author = P.Jisha Found 8 matches. 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 ^{18}O + ^{182, 184, 186}W reactions NUCLEAR REACTIONS ^{182,184,186}W(^{18}O, 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 ^{16}O and ^{18}O. 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
2020JI03 Phys.Rev. C 101, 024611 (2020) P.Jisha, A.M.Vinodkumar, B.R.S.Babu, S.Nath, N.Madhavan, J.Gehlot, A.Jhingan, T.Banerjee, Ish Mukul, R.Dubey, N.Saneesh, K.M.Varier, E.Prasad, A.Shamlath, P.V.Laveen, M.Shareef Evaporation residue measurements of compound nuclei in the A ≈ 200 region NUCLEAR REACTIONS ^{181}Ta(^{16}O, X), (^{18}O, X), E=68-110 MeV; measured reaction products, time-of-flight and E-ΔE, evaporation residue σ(E). Comparison with coupled-channel (CC) calculations using CCFULL code. ^{181}Ta(^{16}O, X), (^{18}O, X), E(cm)=60-120 MeV; ^{180}Hf(^{19}F, X), E(cm)=70-115 MeV; analyzed present and previous experimental σ(E) data using the HIVAP code. ^{181}Ta(^{12}C, X), (^{13}C, X), (^{16}O, X), (^{18}O, X), ^{174,176}Yb, ^{181}Ta, ^{182,184}W(^{16}O, X), E(cm)/V_{B}=0.9-1.5; analyzed experimental data in literature for reduced cross sections of evaporation residues. ^{204,206,208}Pb(^{12}C, X), ^{180}Hf, ^{181}Ta, ^{197}Au, ^{194,198}Pt(^{19}F, X), ^{181}Ta, ^{188,192}Os, ^{197}Au(^{18}O, X), ^{181}Ta, ^{184,186}W, ^{188,192}Os, ^{197}Au(^{16}O, X), E not given; analyzed experimental data in literature for charge products Z_{p}Z_{t} and neutron numbers of compound nuclei, fission barriers scaling factors, ratio of mass asymmetry values, and fusion probabilities.
doi: 10.1103/PhysRevC.101.024611
2020LA12 Phys.Rev. C 102, 034613 (2020) P.V.Laveen, E.Prasad, N.Madhavan, A.K.Nasirov, J.Gehlot, S.Nath, G.Mandaglio, G.Giardina, A.M.Vinodkumar, M.Shareef, A.Shamlath, S.K.Duggi, P.Sandya Devi, T.Banerjee, M.M.Hosamani, Khushboo, P.Jisha, N.Kumar, P.Sharma, T.Varughese Fusion studies in ^{35, 37}Cl + ^{181}Ta reactions via evaporation residue cross section measurements NUCLEAR REACTIONS ^{181}Ta(^{35}Cl, X), (^{37}Cl, X), E=169.7-236.6 MeV; measured evaporation residues (ERs) using HYbrid Recoil mass Analyzer (HYRA) and position sensitive multiwire proportional counter (MWPC) at the 15-UD Pelletron and superconducting linear accelerator (sc-LINAC) facility of IUAC-New Delhi; deduced σ(E), partial capture, fusion, fast fission and quasifission and total ER cross sections; calculated potential energy surface (PES) of populating ^{216}Th compound nucleus as a function of the distance between the interacting nuclei and charge numbers (Z) of the fragments. Comparison with dinuclear system (DNS) model and statistical model calculations.
doi: 10.1103/PhysRevC.102.034613
2019GE02 Phys.Rev. C 99, 034615 (2019) J.Gehlot, A.M.Vinodkumar, N.Madhavan, S.Nath, A.Jhingan, T.Varughese, T.Banerjee, A.Shamlath, P.V.Laveen, M.Shareef, P.Jisha, P.Sandya Devi, G.N.Jyothi, M.M.Hosamani, I.Mazumdar, V.I.Chepigin, M.L.Chelnokov, A.V.Yeremin, A.K.Sinha, B.R.S.Babu Evaporation residue cross-section measurements for ^{16}O+^{203, 205}Tl NUCLEAR REACTIONS ^{203,205}Tl(^{16}O, X), E=82-113 MeV; measured reaction products, time of flight, σ(E) of evaporation residues (ERs), and individual exit channel σ(E) using gas-filled HYbrid Recoil Analyzer (HYRA) for separation of ERs, two silicon detectors and a multiwire proportional counter (MWPC) to detect the ERs at the 15 UD Pelletron accelerator facility of IUAC, New Delhi; simulated ER angular distributions using the code PACE4. ^{209}Bi(^{12}C, X), E(cm)=50-115 MeV; ^{208}Pb(^{12}C, X), (^{16}O, X), (^{19}F, X); ^{203,205}Tl(^{16}O, X), E=82-113 MeV; ^{204}Pb(^{16}O, X); ^{209}Bi(^{12}C, X); comparison of the present and previously measured reduced σ(E) with statistical model calculations using HIVAP code.
doi: 10.1103/PhysRevC.99.034615
2019GE03 Phys.Rev. C 99, 061601 (2019) J.Gehlot, S.Nath, T.Banerjee, Is.Mukul, R.Dubey, A.Shamlath, P.V.Laveen, M.Shareef, Md.M.Shaikh, A.Jhingan, N.Madhavan, T.Rajbongshi, P.Jisha, S.Pal Search for stabilizing effects of the Z=82 shell closure against fission NUCLEAR REACTIONS ^{180}Hf(^{19}F, X)^{199}Tl^{*,181}Ta(^{19}F, X)^{200}Pb^{*,182}W(^{19}F, X)^{201}Bi^{*}, E=4.2-6.3 MeV/nucleon; measured charged-particle spectra, time-of-flight (TOF), ΔE versus TOF plots, evaporation residue (ER) σ(E) using the Heavy Ion Reaction Analyzer (HIRA) at IUAC-New Delhi accelerator facility; calculated capture σ(E) and ER σ(E) using coupled-channels formalism and statistical model, respectively. Comparison between measurements and calculations; deduced no enhanced stabilizing effects of the Z=82 shell closure against fission in the compound nucleus.
doi: 10.1103/PhysRevC.99.061601
2018SH28 J.Phys.(London) G45, 095103 (2018) M.M.Shaikh, S.Nath, J.Gehlot, T.Banerjee, I.Mukul, R.Dubey, A.Shamlath, P.V.Laveen, M.Shareef, A.Jhingan, N.Madhavan, T.Rajbongshi, P.Jisha, G.N.Jyothi, A.Tejaswi, R.N.Sahoo, A.Rani Investigation of fusion hindrance in a soft asymmetric system deep below the barrier NUCLEAR REACTIONS ^{181}Ta(^{19}F, X), E=73.7, 85.7 MeV; measured reaction products, TOF; deduced σ. Comparison with theoretical calculations.
doi: 10.1088/1361-6471/aad5c7
2017SH06 Phys.Rev. C 95, 034610 (2017) A.Shamlath, E.Prasad, N.Madhavan, P.V.Laveen, J.Gehlot, A.K.Nasirov, G.Giardina, G.Mandaglio, S.Nath, T.Banerjee, A.M.Vinodkumar, M.Shareef, A.Jhingan, T.Varughese, D.Kumar, P.Sandya Devi, Khushboo, P.Jisha, N.Kumar, M.M.Hosamani, S.Kailas Fusion and quasifission studies in reactions forming Rn via evaporation residue measurements NUCLEAR REACTIONS ^{180}Hf(^{28}Si, X)^{208}Rn*, E=130.6, 135.0, 143.9, 149.4, 154.9, 164.2, 171.9, 193.7 MeV; ^{180}Hf(^{30}Si, X)^{210}Rn*, E=130.6, 135.2, 139.6, 144.0, 149.5, 156.3, 160.7, 164.3, 171.8 MeV; measured evaporation residues (ERs) ERs, ΔE vs TOF plots, ER σ(Ε) using the Hybrid Recoil Mass Analyzer (HYRA) at the 15 UD Pelletron accelerator of IUAC-New Delhi. Comparison with theoretical cross sections, using dinuclear system and statistical models, and with the results of ^{194}Pt(^{16}O, X)^{210}Rn* and ^{160}Gd(^{50}Ti, X)^{210}Rn* compound nuclear reactions.
doi: 10.1103/PhysRevC.95.034610
2016RA19 Phys.Rev. C 93, 054622 (2016) T.Rajbongshi, K.Kalita, S.Nath, J.Gehlot, T.Banerjee, I.Mukul, R.Dubey, N.Madhavan, C.J.Lin, A.Shamlath, P.V.Laveen, M.Shareef, N.Kumar, P.Jisha, P.Sharma Deformation effects on sub-barrier fusion cross sections in ^{16}O + ^{174, 176}Yb NUCLEAR REACTIONS ^{174,176}Yb(^{16}O, X), E=64.6-103.6 MeV; measured evaporation residues (ER), scatter plots between ΔE and TOF of the events, fusion σ(E) using HIRA recoil mass spectrometer at IUAC-New Delhi; deduced barrier distribution, hexadecapole deformation parameter (β_{4}). Comparison with coupled-Channel calculations using CCFULL code.
doi: 10.1103/PhysRevC.93.054622
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