NSR Query Results
Output year order : Descending NSR database version of April 11, 2024. Search: Author = S.S.Kapoor Found 75 matches. 2015KA38 Pramana 85, 191 (2015) Seventy-five years of nuclear fission
doi: 10.1007/s12043-015-1025-5
2015MA52 Phys.Rev. C 92, 034602 (2015) K.Mahata, S.Kailas, S.S.Kapoor Fission barrier, damping of shell correction, and neutron emission in the fission of A ∼ 200 NUCLEAR REACTIONS 209Bi(p, X), 206Pb(α, X), 198Pt(12C, X), 192Os(18O, X)210Po(SF), E*=20-70 MeV; calculated fission probabilities, correlation between the fission barrier height and the dynamical delay, prefission neutron multiplicities.Statistical model calculations.
doi: 10.1103/PhysRevC.92.034602
2015YA12 Phys.Rev. C 92, 014611 (2015) C.Yadav, R.G.Thomas, A.K.Mohanty, S.S.Kapoor Deduction of compound nucleus formation probability from the fragment angular distributions in heavy-ion reactions NUCLEAR REACTIONS 182W(32S, X)214Th*, 197Au(18O, X)215Fr*, 197Au(26Mg, X)223Pa*, 197Au(30Si, X)227Np*, 197Au(32S, X)229Am*, 197Au(36S, X)233Am*, 204Pb(11B, X)215Fr*, 208Pb(16O, X)224Th*, 208Pb(19F, X)227Pa*, 208Pb(24Mg, X)232Pu*, 208Pb(28Si, X)236Cm*, 208Pb(32S, X)240Cf*, 232Th(12C, X)244Cm*, 232Th(16O, X)248Cf*, 238U(16O, X)254Fm*, E(cm)/Vb-1.05-1.24 MeV; analyzed fragment angular distributions, mass asymmetry, compound nucleus fissility, and effective fissility; deduced PCN the probability of compound nucleus formation. Pre-equilibrium fission formalism. Relevance to heavy-element formation cross sections.
doi: 10.1103/PhysRevC.92.014611
2007KA37 Nucl.Phys. A787, 259c (2007) S.Kailas, K.Mahata, R.G.Thomas, S.S.Kapoor Nuclear structure and dynamics from heavy - ion induced fission reactions NUCLEAR REACTIONS 194,198Pt(12C, X), (12C, F), (12C, xn), E*=35-55 MeV; 188,192Os(19F, X), (19F, F), (19F, xn), E*=40-65 MeV; analyzed σ. Statistical model.
doi: 10.1016/j.nuclphysa.2006.12.041
2007MA37 Prog.Part.Nucl.Phys. 59, 305 (2007) K.Mahata, S.Kailas, S.S.Kapoor Fission barriers and shell corrections at the saddle point for mass ∼ 200
doi: 10.1016/j.ppnp.2006.12.026
2007TH01 Phys.Rev. C 75, 024604 (2007) R.G.Thomas, A.Saxena, P.K.Sahu, R.K.Choudhury, I.M.Govil, S.Kailas, S.S.Kapoor, M.Barbui, M.Cinausero, G.Prete, V.Rizzi, D.Fabris, M.Lunardon, S.Moretto, G.Viesti, G.Nebbia, S.Pesente, B.Dalena, G.D'Erasmo, E.M.Fiore, M.Palomba, A.Pantaleo, V.Paticchio, G.Simonetti, N.Gelli, F.Lucarelli Fission and binary fragmentation reactions in 80Se + 208Pb and 80Se + 232Th systems NUCLEAR REACTIONS 208Pb, 232Th(80Se, X), E=470-630 MeV; measured fragments kinetic energy and mass distributions, neutron multiplicities; deduced reaction mechanism features.
doi: 10.1103/PhysRevC.75.024604
2006MA69 Phys.Rev. C 74, 041301 (2006) K.Mahata, S.Kailas, S.S.Kapoor Shell corrections at the saddle point for mass ∼ 200 NUCLEAR REACTIONS 194,198Pt(12C, X), (12C, xn), E* ≈ 35-55 MeV; 188,192Os(19F, X), (19F, xn), E* ≈ 45-65 MeV; analyzed fission, fusion, and evaporation residue σ, prefission neutron multiplicities. 181Ta, 182W(16O, F), 194,198Pt(19F, F), E* ≈ 50-65 MeV; analyzed fission probabilities, prefission neutron multiplicities. Statistical model analysis, shell correction features discussed.
doi: 10.1103/PhysRevC.74.041301
2005SA49 Phys.Rev. C 72, 034604 (2005) P.K.Sahu, R.G.Thomas, A.Saxena, R.K.Choudhury, S.S.Kapoor, L.M.Pant, M.Barbui, M.Cinausero, G.Prete, V.Rizzi, D.Shetty, D.Fabris, M.Lunardon, S.Moretto, G.Viesti, G.Nebbia, S.Pesente, B.Dalena, G.D'Erasmo, D.Di Santo, E.M.Fiore, M.Palomba, A.Pantaleo, V.Paticchio, G.Simonetti, N.Gelli, F.Lucarelli, A.Brondi, E.Vardaci Binary fragmentations of excited nuclear systems in the 372 MeV 56Fe + 232Th reaction NUCLEAR REACTIONS 232Th(56Fe, X), E=372 MeV; measured fragments kinetic energy and mass distributions, neutron spectra and multiplicities, (neutron)(fragment)-coin; deduced binary fragmentation features.
doi: 10.1103/PhysRevC.72.034604
2004FA24 Prog.Theor.Phys.(Kyoto), Suppl. 154, 417 (2004) D.Fabris, A.Saxena, G.Prete, D.V.Shetty, G.Viesti, B.K.Nayak, D.C.Biswas, R.K.Choudhury, S.S.Kapoor, M.Barbui, E.Fioretto, M.Cinausero, M.Lunardon, S.Moretto, G.Nebbia, S.Pesente, A.M.Samant, A.Brondi, G.La Rana, R.Moro, E.Vardaci, N.Gelli, F.Lucarelli Dynamical Effects in the Region of Heavy and Super-Heavy Nuclei NUCLEAR REACTIONS 232Th(28Si, X), E=340 MeV; measured transfer-induced fission yields, projectile-like fragments and neutron spectra; deduced target-like fragment excitation energy and angular momentum, dynamical effects.
doi: 10.1143/PTPS.154.417
2004SA04 Nucl.Phys. A730, 299 (2004) A.Saxena, D.Fabris, G.Prete, D.V.Shetty, G.Viesti, B.K.Nayak, D.C.Biswas, R.K.Choudhury, S.S.Kapoor, M.Lunardon, S.Moretto, G.Nebbia, S.Pesente, V.Rizzi, A.M.Samant, M.Barbui, E.Fioretto, M.Cinausero, A.Brondi, G.La Rana, R.Moro, E.Vardaci, N.Gelli, F.Lucarelli Particle multiplicities in the fission-like reactions of 340 MeV 28Si on 232Th NUCLEAR REACTIONS 232Th(28Si, F), (28Si, X), E=340 MeV; measured fission fragment spectra, Eα, En, angular correlations, pre-scission α and neutron multiplicities; deduced reaction mechanism features. Comparison with statistical and dynamical model calculations.
doi: 10.1016/j.nuclphysa.2003.11.007
2003TH02 Phys.Rev. C 67, 041601 (2003) R.G.Thomas, R.K.Choudhury, A.K.Mohanty, A.Saxena, S.S.Kapoor Fission fragment angular distributions: A probe to study heavy-ion fusion dynamics NUCLEAR REACTIONS 232Th, 238U(16O, F), E(cm) ≈ 70-120 MeV; 232Th(12C, F), (10B, F), (11B, F), E(cm) ≈ 40-80 MeV; 235,236,238U(12C, F), E(cm) ≈ 50-90 MeV; analyzed fission fragment angular distributions, anisotropy; deduced role of pre-equilibrium fission, related reaction mechanism features.
doi: 10.1103/PhysRevC.67.041601
2002SA30 Phys.Rev. C65, 064601 (2002) A.Saxena, D.Fabris, G.Prete, D.V.Shetty, G.Viesti, B.K.Nayak, D.C.Biswas, R.K.Choudhury, S.S.Kapoor, M.Barbui, E.Fioretto, M.Cinausero, M.Lunardon, S.Moretto, G.Nebbia, S.Pesente, A.M.Samant, A.Brondi, G.La Rana, R.Moro, E.Vardaci, A.Ordine, N.Gelli, F.Lucarelli Fission of Targetlike Fragments Populated in the Multinucleon Transfer Reactions of 340 MeV 28Si on 232Th NUCLEAR REACTIONS 232Th(28Si, X), E=340 MeV; measured fragments charge and angular distributions; deduced transfer-induced fission mechanism features.
doi: 10.1103/PhysRevC.65.064601
2000NA27 Phys.Rev. C62, 031601 (2000) B.K.Nayak, R.G.Thomas, R.K.Choudhury, A.Saxena, P.K.Sahu, S.S.Kapoor, R.Varma, D.Umakanth Effect of Projectile Ground State Spin on Fission Fragment Anisotropies in 10B, 11B + 232Th Reactions NUCLEAR REACTIONS 232Th(10B, F), (11B, F), E=52, 54, 58, 68 MeV; measured fission σ, fragment angular distributions; deduced role of projectile spin. Comparison with model predictions.
doi: 10.1103/PhysRevC.62.031601
1999CH33 Phys.Rev. C60, 054609 (1999) R.K.Choudhury, A.Saxena, A.Chatterjee, D.V.Shetty, S.S.Kapoor, M.Cinausero, L.Corradi, E.Farnea, E.Fioretto, A.Gadea, D.Napoli, G.Prete, A.M.Stefanini, D.Bazzacco, S.Beghini, D.Fabris, G.Montagnoli, G.Nebbia, C.Rossi-Alvarez, F.Scarlassara, C.Ur, G.Viesti Fragment Spin as a Function of the Mass Asymmetry in Heavy Ion Induced Fission Reactions NUCLEAR REACTIONS 209Bi, 232Th(12C, F), E=59-90 MeV; 209Bi, 232Th(16O, F), E=80-120 MeV; measured fission fragments spin vs mass; deduced equilibration times, related features. Gasp array. Statistical model analysis.
doi: 10.1103/PhysRevC.60.054609
1999CH49 Nucl.Phys. (Supplement) A654, 845c (1999) R.K.Choudhury, A.Saxena, A.Chatterjee, D.V.Shetty, S.S.Kapoor, C.R.Alvarez, D.Bazzacco, S.Beghini, M.Cinausero, L.Corradi, D.Fabris, E.Farnea, E.Fioretto, A.Gadea, G.Hontagnoli, D.Napoli, G.Nebbia, G.Prete, F.Scarlassara, A.Stefanini, C.Ur, G.Viesti Studies of Fragment Spin as a Function of Fragment Mass in Heavy Ion Induced Fission Reactions NUCLEAR REACTIONS 209Bi, 232Th(12C, F), (16O, F), E=5-7.5 MeV/nucleon; measured fission fragment mass distributions, Eγ, (fragment)γ-coin; deduced fragment spin vs mass. GASP array, statistical model analysis.
doi: 10.1016/S0375-9474(00)88559-0
1999KA14 Phys.Rev. C59, 2580 (1999) S.Kailas, D.M.Nadkarni, A.Chatterjee, A.Saxena, S.S.Kapoor, R.Vandenbosch, J.P.Lestone, J.F.Liang, D.J.Prindle, A.A.Sonzogni, J.D.Bierman Fission Fragment Folding Angle Distributions for the Systems 11B + 237Np, 12C + 236U, and 16O + 232Th in the Energy Range 1.1 < E/VB < 2.1 NUCLEAR REACTIONS 232Th(16O, F), E=100-144.8 MeV; 236U(12C, F), E=80-130 MeV; 237Np(11B, F), E=60-118 MeV; measured fission σ, folding angle distributions; deduced momentum transfer components, fission anisotropies. Saddle-point statistical model.
doi: 10.1103/PhysRevC.59.2580
1999NA03 Phys.Rev. C59, R580 (1999) D.M.Nadkarni, A.Saxena, D.C.Biswas, R.K.Choudhury, S.S.Kapoor, N.Majumdar, P.Bhattacharya Measurement of Fission Excitation Functions in 11B, 16O, 19F + 232Th Reactions in the Extreme Sub-Barrier Energy Region NUCLEAR REACTIONS 232Th(11B, F), E=19-65 MeV; 232Th(16O, F), (19F, F), E=55-80 MeV; measured fission fragments folding angle distributions, fusion and transfer induced fission σ; deduced fusion barrier distributions, low-momentum transfer fission component.
doi: 10.1103/PhysRevC.59.R580
1999SH42 Phys.Rev. C60, 061601 (1999) D.V.Shetty, R.K.Choudhury, B.K.Nayak, D.M.Nadkarni, S.S.Kapoor Suppression of Collective Spin Excitations for High-K States in Heavy Ion Induced Fission Reactions NUCLEAR REACTIONS 209Bi(12C, F), E=71-85 MeV; 209Bi(16O, F), E=89-98 MeV; 209Bi(19F, F), E=97-111 MeV; measured fission fragments spin vs emission angle; 232Th(12C, F), (16O, F), (19F, F), E not given; analyzed fission fragments spin vs emission angle; deduced suppression of collective spin for high-K states.
doi: 10.1103/PhysRevC.60.061601
1999SH46 Pramana 53, 521 (1999) D.V.Shetty, R.K.Choudhury, B.K.Nayak, D.M.Nadkarni, S.S.Kapoor Some Aspects of Heavy Ion Fusion-Fission Dynamics NUCLEAR REACTIONS 209Bi, 232Th(12C, F), (16O, F), (19F, F), E ≈ barrier; measured Eγ, Iγ, fragments angular distribution following fission; deduced fission fragments spin vs bombarding energy and emission angle.
doi: 10.1007/s12043-999-0024-9
1998SH19 Phys.Rev. C58, R616 (1998) D.V.Shetty, R.K.Choudhury, B.K.Nayak, D.M.Nadkarni, S.S.Kapoor Emission Angle Dependence of Fission Fragment Spin in 12C, 16O, and 19F + 232Th Reactions NUCLEAR REACTIONS 232Th(12C, F), E=60-90 MeV; 232Th(16O, F), E=85-100 MeV; 232Th(19F, F), E=105-113 MeV; measured γ-ray multiplicity following fission, (fragment)γ-coin; deduced average fragment spins vs emission angle, fragments collective excitation modes. Statistical model analysis.
doi: 10.1103/PhysRevC.58.R616
1997NA10 Phys.Rev. C55, 2951 (1997) B.K.Nayak, R.K.Choudhury, D.C.Biswas, L.M.Pant, A.Saxena, D.M.Nadkarni, S.S.Kapoor Studies of One- and Two-Proton Transfer in 12C, 16O + 154Sm, and 16O + 115In Reactions NUCLEAR REACTIONS 154Sm(16O, X), E=100 MeV; 154Sm(12C, X), E=86 MeV; 115In(16O, X), E=90 MeV; measured σ(θ), spectra for 1p, 2p transfer channels; deduced transfer probabilities. Binding energies from semiclassical model, slope anomaly.
doi: 10.1103/PhysRevC.55.2951
1997SH22 Phys.Rev. C56, 868 (1997) D.V.Shetty, R.K.Choudhury, B.K.Nayak, D.M.Nadkarni, S.S.Kapoor Investigation of Fusion l Distributions at Near and Sub-Barrier Energies Through Fission Fragment γ Ray Multiplicity Measurements NUCLEAR REACTIONS 232Th(12C, F), E=60-86 MeV; 232Th(16O, F), E=84-100 MeV; measured fission fragment γ multiplicity vs E(beam); deduced fission fragment, compound nucleus spin distributions, nonequilibrium processes at sub-barrier energies.
doi: 10.1103/PhysRevC.56.868
1996NA10 Phys.Rev. C54, 767 (1996) A.Navin, A.Chatterjee, S.Kailas, A.Shrivastava, P.Singh, S.S.Kapoor Fusion and Transfer Reactions in the 19F + 165Ho System at Energies Near the Coulomb Barrier NUCLEAR REACTIONS, ICPND 165Ho(19F, X), E(cm) ≈ 64-85 MeV; measured fusion σ(E). 165Ho(19F, 3n), (19F, 4n), (19F, 5n), (19F, 6n), E not given; measured partial evaporation residue σ vs excitation energy. 165Ho(19F, X), E=75, 90 MeV; measured γ spectra, multiplicity; deduced average angular momentum. Different methods used for data analyses.
doi: 10.1103/PhysRevC.54.767
1996VA12 Phys.Rev. C54, R977 (1996) R.Vandenbosch, J.D.Bierman, J.P.Lestone, J.F.Liang, D.J.Prindle, A.A.Sonzogni, S.Kailas, D.M.Nadkarni, S.S.Kapoor Disappearance of Entrance Channel Dependence of Fission Fragment Anisotropies at Well-Above-Barrier Energies NUCLEAR REACTIONS 237Np(11B, F), E=60-118 MeV; 236U(12C, F), E=80-130 MeV; 232Th(16O, F), E=100-145 MeV; measured fission fragment σ(θ), anisotropies; deduced entrance channel independence.
doi: 10.1103/PhysRevC.54.R977
1995CH59 Phys.Rev. C52, 3167 (1995) A.Chatterjee, A.Navin, S.Kailas, P.Singh, D.C.Biswas, A.Karnik, S.S.Kapoor Precission Charged Particle Emission in 19F + 232Th NUCLEAR REACTIONS 232Th(19F, F), E=104-118 MeV; measured p-, α spectra, fission (fragment)p-, (fragment)α-coin, pre-, post-particle multiplicities. 251Es deduced fission time scales. Deformed optical model, deformation dependent particle binding energies.
doi: 10.1103/PhysRevC.52.3167
1995KA10 Z.Phys. A351, 195 (1995) A.Karnik, S.Kailas, A.Chatterjee, P.Singh, A.Navin, D.C.Biswas, D.M.Nadkarni, A.Shrivastava, S.S.Kapoor Near-Barrier Fission of the System 12C + 232Th NUCLEAR REACTIONS, ICPND 232Th(12C, F), E ≈ 60-82.5 MeV; measured fission fragment anisotropies, σ vs E; deduced channel coupling evidence. Saddle point statistical model.
doi: 10.1007/BF01289529
1995NA21 Phys.Rev. C52, 3081 (1995) B.K.Nayak, R.K.Choudhury, L.M.Pant, D.M.Nadkarni, S.S.Kapoor Fusion l Distribution in 16O, 28Si + 115In Reactions at Near- and Sub-Barrier Energies NUCLEAR REACTIONS 115In(16O, X), E=55-80 MeV; 115In(28Si, X), E=105-115 MeV; measured Eα, γ-multiplicity distributions; deduced l-distribution moments. One-dimensional barrier penetration model.
doi: 10.1103/PhysRevC.52.3081
1995SA27 Phys.Rev. C51, 3127 (1995) M.S.Samant, R.P.Anand, R.K.Choudhury, S.S.Kapoor, D.M.Nadkarni Prescission Neutron Emission in 235U(n(th), f) Through Fragment-Neutron Angular Correlation Studies NUCLEAR REACTIONS 235U(n, F), E=thermal; measured prompt neutron energy spectra, σ(θ), (fragment)(n)(θ) following fission; deduced prescission neutron multiplicity.
doi: 10.1103/PhysRevC.51.3127
1994SA03 Phys.Rev. C49, 932 (1994) A.Saxena, A.Chatterjee, R.K.Choudhury, S.S.Kapoor, D.M.Nadkarni Entrance Channel Effects in the Fusion-Fission Time Scales from Studies of Prescission Neutron Multiplicities NUCLEAR REACTIONS 232Th(11B, F), E not given; 232Th(12C, F), E=86 MeV; 232Th(16O, F), E=104 MeV; 237Np(11B, F), E=77 MeV; measured neutron emission spectra, different angles; deduced pre-scission neutron multiplicities in fusion-fission reactions, fusion-fission time-scales, transient, saddle-to-scission, formation delays.
doi: 10.1103/PhysRevC.49.932
1993KA35 Pramana 41, 339 (1993) S.Kailas, A.Navin, A.Chatterjee, P.Singh, A.Saxena, D.M.Nadkarni, D.C.Biswas, R.K.Choudhury, S.S.Kapoor Sub-Barrier Fission Fragment Angular Distributions for the System 19F + 232Th NUCLEAR REACTIONS 232Th(19F, F), E=89.3-93.6 MeV; measured fission fragment σ(θ), anisotropy. Statistical model analysis.
doi: 10.1007/BF02847398
1993RA02 Phys.Rev. C47, 1311 (1993) Determination of Extra-Push Energies for Fusion from Differential Fission Cross-Section Measurements NUCLEAR REACTIONS 208Pb(40Ar, X), (40Ar, F), E(cm)=172 MeV; analyzed σ data; deduced no inconsistencies in extra push energies for fusion determined by both reactions.
doi: 10.1103/PhysRevC.47.1311
1993SA02 Phys.Rev. C47, 403 (1993) A.Saxena, S.Kailas, A.Karnik, S.S.Kapoor Effects of Prefission Neutron Emission on the Fission Fragment Angular Distributions in Heavy-Ion-Induced Fission NUCLEAR REACTIONS 232Th, 237Np(16O, F), (12C, F), (19F, F), (10B, F), 232Th(9Be, F), E ≤ 110 MeV; calculated fission fragment anisotropies. Saddle point statistical model with prefission neutron emission effects.
doi: 10.1103/PhysRevC.47.403
1993SA25 Pramana 40, 299 (1993) M.S.Samant, R.P.Anand, R.K.Choudhury, S.S.Kapoor, K.Kumar, D.M.Nadkarni, A.Saxena Prompt Neutron Emission Spectra and Multiplicities in the Thermal Neutron Induced Fission of 235U NUCLEAR REACTIONS 235U(n, F), E=thermal; measured fission fragment neutron emission spectra, total kinetic energies, multiplicities.
doi: 10.1007/BF02845849
1991KA03 Phys.Rev. C43, 1466 (1991) S.Kailas, A.Navin, A.Chatterjee, P.Singh, R.K.Choudhury, A.Saxena, D.M.Nadkarni, S.S.Kapoor, V.S.Ramamurthy, B.K.Nayak, S.V.Suryanarayana Fission Fragment Angular Distributions for the System 19F + 232Th NUCLEAR REACTIONS 232Th(19F, F), E=94-108 MeV; measured fission fragment σ(θ), anisotropy; deduced entrance channel dependences. Saddle-point statistical model.
doi: 10.1103/PhysRevC.43.1466
1991VA02 Phys.Rev. C43, 1850 (1991) R.Varma, G.K.Mehta, R.K.Choudhury, S.S.Kapoor, B.K.Nayak, V.S.Ramamurthy Prompt Gamma-Ray Multiplicity Distributions in Spontaneous Fission of 252Cf RADIOACTIVITY 252Cf(SF); measured prompt γ-ray multiplicity distribution; deduced fission fragment average spin, width.
doi: 10.1103/PhysRevC.43.1850
1989KA31 Pramana 32, 405 (1989) Studies in Nuclear Macrophysics through Fission and Fission-Like Reactions NUCLEAR REACTIONS 209Bi(14N, F), E(cm) ≈ 70-130 MeV; 209Bi(11B, F), E(cm) ≈ 50-110 MeV; 209Bi(16O, F), E(cm) ≈ 90-150 MeV; 209Bi(12C, F), E(cm) ≈ 70-110 MeV; analyzed fission fragment σ(θ); deduced critical L.
doi: 10.1007/BF02845973
1989KA46 Pramana 33, 161 (1989) Fragment Angular Distributions in Fission and Fission-Like Reactions NUCLEAR REACTIONS, ICPND 209Bi(14N, F), (11B, F), E(cm) ≈ 60-110 MeV; 209Bi(16O, F), (12C, F), E(cm) ≈ 70-150 MeV; compiled calculated fission σ(E).
doi: 10.1007/BF02845914
1987CH04 Nucl.Phys. A463, 597 (1987) R.K.Choudhury, A.Saxena, V.S.Ramamurthy, D.M.Nadkarni, S.S.Kapoor Variation of Kinetic Energy Distributions of Fission Fragments with Bombarding Energy in 4He Induced Fision of 238U at Medium Energies NUCLEAR REACTIONS, ICPND 238U(α, F), E=32, 40, 48, 56 MeV; measured fission fragment yield vs mass, kinetic energy distributions.
doi: 10.1016/0375-9474(87)90632-4
1986AN15 Radiat.Eff. 93, 189 (1986) R.P.Anand, H.M.Jain, S.Kailas, S.K.Gupta, V.S.Ramamurthy, S.S.Kapoor Neutron Capture Cross Section of Th-232 NUCLEAR REACTIONS 232Th(n, γ), E=400-935 keV; measured σ. Gold standard.
doi: 10.1080/00337578608207449
1986RA09 Radiat.Eff. 92, 301 (1986) Pre-Equilibrium Fission: A new decay channel for composite systems formed in fusion reactions NUCLEAR REACTIONS 27Al(236U, F), E(cm)=90, 146 MeV; calculated fission fragment σ(θ); deduced three fission component contributions, preequilibrium fission role. 263Db deduced fission characteristics.
doi: 10.1080/00337578608208339
1985DE25 Nucl.Phys. A440, 152 (1985) On the Influence of the Shell Structure of Single-Particle Levels in Dissipative Heavy-Ion Collisions NUCLEAR REACTIONS 208Pb(208Pb, X), E=7.6 MeV/nucleon; 209Bi(136Xe, X), E=940, 1130, 1422 MeV; 208Pb(238U, X), E=7.5 MeV/nucleon; 144Sm(144Sm, X), E=6.95 MeV/nucleon; 154Sm(154Sm, X), E=6.3 MeV/nucleon; calculated fragment energy loss vs charge distribution variance; deduced shell structure role on single particle levels. Dissipative heavy ion collision, Randrup formalism.
doi: 10.1016/0375-9474(85)90047-8
1985KA15 Pramana 24, 119 (1985) Nucleon Transport Processes in Fission and Heavy Ion Reactions NUCLEAR REACTIONS 209Bi(136Xe, X), E=940, 1130, 1422 MeV; 208Pb(208Pb, X), E=7, 7.6 MeV/nucleon; 208Pb(238U, X), E=7.5 MeV/nucleon; calculated fragment kinetic energy loss vs charge variance. 235U(n, F), E=thermal; calculated fission fragment kinetic energy dependence vs charge, mass variances, their ratios. Nucleon transport process, mean fragment temperature. NUCLEAR STRUCTURE 226Ra, 252Cf, 256Fm; calculated fission fragment mass yields. Nucleon transport process, mean fragment temperature.
doi: 10.1007/BF02894823
1985RA01 Phys.Rev.Lett. 54, 178 (1985) Interpretation of Fission-Fragment Angular Distributions in Heavy-Ion Fusion Reactions NUCLEAR REACTIONS 208Pb(19F, F), E=110, 150, 190 MeV; 208Pb(24Mg, F), E=140, 170, 210 MeV; 208Pb(28Si, F), E=160, 200, 260 MeV; 208Pb(32S, F), E=185, 205, 225 MeV; calculated fission fragment σ(θ); deduced K equilibrium characteristic time.
doi: 10.1103/PhysRevLett.54.178
1985RA25 Phys.Rev. C32, 2182 (1985) Effect of Fission following Incomplete Fusion on the Interpretation of Fission Fragment Angular Distributions in Heavy-Ion Fusion Reactions NUCLEAR REACTIONS 232Th(16O, F), E=95 MeV; 248Cm, 238U, 232Th, 197Au(32S, F), E=218 MeV; 238U(16O, F), E(cm)=90 MeV; 238U(27Al, F), E(cm)=146 MeV; calculated fission fragment σ(θ); deduced incomplete fusion role.
doi: 10.1103/PhysRevC.32.2182
1984KA19 Pramana 22, 275 (1984) S.S.Kapoor, V.S.Ramamurthy, R.Ramanna Fusion-Fission Angular Distributions: A new probe of fast fission fractionation in nucleus-nucleus collisions NUCLEAR REACTIONS 208Pb(19F, X), (19F, F), E=110, 150, 190 MeV; 208Pb(24Mg, X), (24Mg, F), E=140 MeV; 208Pb(28Si, X), (28Si, F), E=160 MeV; 208Pb(32S, F), (32S, X), E=185 MeV; analyzed fusion-fission fragment σ(θ); deduced fast, compound nucleus fission competition.
doi: 10.1007/BF02846379
1984KU22 Phys.Rev. C30, 2096 (1984) K.Kumar, R.K.Choudhury, V.S.Ramamurthy, S.S.Kapoor Dynamical Aspects of the Correlation between Nucleon Exchange and Energy Loss for the 136Xe + 209Bi System NUCLEAR REACTIONS 209Bi(136Xe, X), E=825-1650 MeV; calculated fragment mass, charge variances, energy loss correlation; deduced nucleon exchange rate. Classical dynamic, one-body transport models.
doi: 10.1103/PhysRevC.30.2096
1984PR02 Phys.Rev.Lett. 52, 990 (1984); Erratum Phys.Rev.Lett. 53, 2520 (1984) M.Prakash, V.S.Ramamurthy, S.S.Kapoor, J.M.Alexander Transition-State Theory for Fission Angular Distributions: A flexible-rotor model NUCLEAR REACTIONS 198Pt(12C, F), E=186 MeV; 208Pb(19F, F), E=135 MeV; 208Pb(28Si, F), E=170 MeV; calculated fission fragment σ(θ), anisotropies. Transition state theory, flexible rotor model. NUCLEAR STRUCTURE 225Pa; calculated fission barrier, saddle point configuration vs K/I. Transition state theory, flexible, rigid rotor models.
doi: 10.1103/PhysRevLett.52.990
1983DE05 Phys.Rev. C27, 1328 (1983) Analysis of Energy Loss Versus Fragment Charge Distributions for the 136Xe + 209Bi System NUCLEAR REACTIONS 209Bi(136Xe, X), E=940, 1130, 1422 MeV; analyzed data; deduced nucleon exchange role. Transport model, isospin effects.
doi: 10.1103/PhysRevC.27.1328
1983GO22 Nucl.Phys. A410, 458 (1983) R.Govil, S.S.Kapoor, D.M.Nadkarni, S.R.S.Murthy, P.N.Rama Rao Measurements of Fragment Mass, Charge and Kinetic Energy Distributions in Thermal Neutron Fission of 235U with a Back-to-Back ΔE-E Detector System NUCLEAR REACTIONS 235U(n, F), E=thermal; measured fission fragment mass, charge, kinetic energy distributions, correlations.
doi: 10.1016/0375-9474(83)90638-3
1982HA14 Phys.Rev.Lett. 48, 1093 (1982) D.v.Harrach, P.Glassel, L.Grodzins, S.S.Kapoor, H.J.Specht Direct Observation of Proximity Effects in Ternary Heavy-Ion Reactions NUCLEAR REACTIONS, Fission 166Er, 90Zr(84Kr, F), E=12.4 MeV/nucleon; 122Sn(129Xe, F), E=12.5 MeV/nucleon; measured fragment mass, total kinetic energy distributions; deduced reaction mechanism, proximity effects, scission to scission time. Two-, three-body channels, kinematically complete experiments.
doi: 10.1103/PhysRevLett.48.1093
1981CH23 J.Phys.(London) G7, 1247 (1981) R.K.Choudhury, R.Govil, S.S.Kapoor A Study of the Friction Force Dependence of the Heavy-Ion Fusion Cross Sections NUCLEAR REACTIONS 116Sn(37Cl, X), E(cm) ≈ 100-400 MeV; 14N, 12C(12C, X), E(cm) ≈ 7-100 MeV; 24Mg(32S, X), E(cm) ≈ 33-200 MeV; 27Al(12C, X), E(cm)=10-100 MeV; calculated σ(fusion, E); deduced dependence on friction force strength. Classical, dynamical trajectory calculations.
doi: 10.1088/0305-4616/7/9/016
1981PR01 Phys.Lett. 98B, 413 (1981) M.Prakash, S.Shlomo, V.S.Ramamurthy, S.S.Kapoor, S.K.Kataria Microscopic Calculation of Mass Transport Coefficients in Heavy Ion Collisions NUCLEAR REACTIONS 108Ag(40Ar, X), E=288 MeV; 165Ho, 209Bi(84Kr, X), E=714 MeV; 166Er(86Kr, X), E=515 MeV; 197Au(86Kr, X), E=620 MeV; 120Sn(132Xe, X), E=779 MeV; 209Bi(136Xe, X), E=1130 MeV; 238U(238U, X), E=1766 MeV; calculated drift, diffusion coefficients; deduced nucleon transfer probability. Microscopic approach, Fermi golden rule, Pauli blocking effect, deep inelastic collision.
doi: 10.1016/0370-2693(81)90442-1
1981SH05 Nucl.Phys. A355, 13 (1981) S.C.L.Sharma, G.K.Mehta, R.K.Choudhury, D.M.Nadkarni, S.S.Kapoor Multiparameter Study of 1H, 3H and 4He in Fast Neutron Induced Fission of 235U NUCLEAR REACTIONS, Fission 235U(n, F), E=0-550 keV; measured σ(Eα), σ(Et), σ(Ep).
doi: 10.1016/0375-9474(81)90129-9
1980CH18 Phys.Rev. C22, 1360 (1980) R.K.Choudhury, R.Govil, S.S.Kapoor l(crit) deduced from Fragment Angular Distributions in 4He-Ion-Induced Fission NUCLEAR REACTIONS 209Bi(α, F), E=23-140 MeV; analyzed σ(fragment θ); deduced critical angular momenta. Trajectory calculations, proximity potential, one body friction formalism.
doi: 10.1103/PhysRevC.22.1360
1980CH26 Nucl.Phys. A346, 473 (1980) R.K.Choudhury, S.S.Kapoor, D.M.Nadkarni, P.N.Rama Rao Multiparameter Study of the Long-Range α-Particles Emitted in the Thermal Neutron Induced Fission of 235U NUCLEAR REACTIONS, Fission 235U(n, F), E=thermal; measured fragment mass, kinetic energy distribution, (fragment)(fragment)(θ), Eα, (fragment)α(θ).
doi: 10.1016/0375-9474(80)90481-9
1980RA03 Phys.Rev. C21, 752 (1980) V.S.Ramamurthy, M.Prakash, S.S.Kapoor Magnitude of Energy Dissipation in Fission RADIOACTIVITY 252Cf (SF); calculated energy dissipation, scission energy.
doi: 10.1103/PhysRevC.21.752
1980RA04 Nucl.Phys. A334, 477 (1980) V.S.Ramamurthy, S.K.Kataria, S.S.Kapoor Analysis of Fission Excitation Functions and Fission Barrier Heights of Preactinide Nuclei NUCLEAR REACTIONS 194Pt, 197Au, 203,205Tl, 206,208Pb, 209Bi(α, F), E not given; analyzed σ(E); deduced fission barrier heights. Liquid drop model, single particle effects.
doi: 10.1016/0375-9474(80)90612-0
1979CH28 Nucl.Phys. A329, 224 (1979) R.K.Choudhury, S.S.Kapoor, Rekha Govil Complete Fusion Cross Sections from Fission Fragment Angular Distribution Analysis and Study of Internuclear Potentials NUCLEAR REACTIONS 197Au, 209Bi(14N, F), (11B, F), (12C, F), (16O, F), E(cm)=60-120 MeV; calculated fragment σ(θ); deduced critical L. Statistical theory analysis.
doi: 10.1016/0375-9474(79)90291-4
1978KA24 Phys.Rev. C18, 549 (1978) S.K.Kataria, V.S.Ramamurthy, S.S.Kapoor Semiempirical Nuclear Level Density Formula with Shell Effects NUCLEAR STRUCTURE A=41-242; calculated level density. Semiempirical level density formula.
doi: 10.1103/PhysRevC.18.549
1978RA11 Pramana 10, 319 (1978); see 78Ra26 Analysis of Fission Excitation Functions and the Determination of Shell Effects at the Saddle Point
doi: 10.1007/BF02872030
1978RA26 Pramana 10, 319 (1978) Analysis of Fission Excitation Functions and the Determination of Shell Effects at the Saddle Point NUCLEAR REACTIONS 208Pb(α, F); analyzed fission σ(E). 212Po deduced shell effects at saddle point.
doi: 10.1007/BF02872030
1977KA01 Phys.Rev. C15, 459 (1977) Interpretation of Fission Fragment Anisotropies in the Fission of 238U Induced by Intermediate Energy 4He Ions NUCLEAR REACTIONS 238U(α, F), E=23-115 MeV; analyzed fragment (θ).
doi: 10.1103/PhysRevC.15.459
1977KR07 Pramana 8, 315 (1977) B.Krishnarajulu, G.K.Mehta, R.K.Choudhury, D.M.Nadkarni, S.S.Kapoor Yields and Energy Spectra of Light Charged Particles Emitted in Neutron Induced Fission of 235U NUCLEAR REACTIONS 235U(n, F), E=0.1-1 MeV; measured light charged particle yields.
doi: 10.1007/BF02847801
1976CH09 Pramana 6, 64 (1976) R.K.Choudhury, S.S.Kapoor, D.M.Nadkarni, P.N.Rama Rao, S.R.Srinivas Murthy Studies of Mass and Energy Correlations in Thermal Neutron Fission of U-235 Accompanied by Long Range Alpha Particles NUCLEAR REACTIONS 235U(n, F), E=th; measured σ(E(fragment mass)).
doi: 10.1007/BF02848636
1976RA14 Phys.Lett. 62B, 124 (1976) V.S.Ramamurthy, M.Prakash, S.S.Kapoor On the Uncertainties in the Shell Correction by Strutinsky Smearing Procedure for Certain Shapes Relevant in Fission NUCLEAR STRUCTURE 240Pu; calculated neutron, proton shell corrections.
doi: 10.1016/0370-2693(76)90483-4
1975AJ01 Nucl.Phys. A246, 505 (1975) N.N.Ajitanand, R.K.Choudhury, S.S.Kapoor Determination of Fragment Isotopic Yields in the Fission of 252Cf Accompanied by Light Charged Particles RADIOACTIVITY, Fission 252Cf(SF); measured Iγ in light-charged-particle fission relative to binary fission, (fragment)(γ)-coin; deduced fragment yields in LCP fission.
doi: 10.1016/0375-9474(75)90662-4
1975KA41 Pramana 5, 124 (1975) Statistical Properties of Excited Fissioning Nuclei NUCLEAR STRUCTURE 242Pu; calculated statistical properties of fissioning nuclei.
doi: 10.1007/BF02875183
1972NA20 Nucl.Phys. A196, 209 (1972) D.M.Nadkarni, S.K.Kataria, S.S.Kapoor, P.N.Rama Rao Correlation between Energies and Angles of α-Particles Emitted in Thermal-Neutron Fission of 235U NUCLEAR REACTIONS, Fission 235U(n, F), E=thermal; measured (fragment)(α)-coin, (fragment)(α)(θ); deduced σ(Eα, θ(α)).
doi: 10.1016/0375-9474(72)90961-X
1972RA45 Phys.Lett. 42B, 399 (1972) Statistical Properties of Excited Nuclei and the Determination of the Ground-State Shell Correction Energies NUCLEAR STRUCTURE 24Na, 41Ca, 208Pb, 232Th, 232Pa, 236U, 242Pu; Z=114; analyzed ground state shell corrections energies.
doi: 10.1016/0370-2693(72)90091-3
1971KA28 Phys.Rev. C4, 2165 (1971) S.S.Kapoor, S.K.Kataria, S.R.S.Murthy, D.M.Nadkarni, V.S.Ramamurthy, P.N.Rama Rao Studies of the Times of Emission and Multiplicities of K X Rays from Fission Fragments of Specified Atomic Numbers RADIOACTIVITY, Fission 236U, 252Cf; measured K X-ray average emission times, multiplicities.
doi: 10.1103/PhysRevC.4.2165
1970KA29 Nucl.Phys. A154, 458 (1970) S.K.Kataria, S.S.Kapoor, S.R.S.Murthy, P.N.Rama Rao K X-Ray Yields in 0-1 μs from 236U Fragments NUCLEAR REACTIONS 235U(n, F), E=th; measured σ(E(K X-ray)); deduced K X-ray yield per fragment for Z=34-43, Z=50-59 at < 1μs after fission.
doi: 10.1016/0375-9474(70)90118-1
1970RA21 Phys.Rev.Lett. 25, 386 (1970) V.S.Ramamurthy, S.S.Kapoor, S.K.Kataria Excitation Energy Dependence of Shell Effects on Nuclear Level Densities and Fission Fragment Anisotropies NUCLEAR STRUCTURE 208Pb, 242Pu; calculated shell effects on level densities.
doi: 10.1103/PhysRevLett.25.386
1969KA04 Phys.Rev. 177, 1776(1969) S.S.Kapoor, V.S.Ramamurthy, R.Zaghloul Yield of K X Rays Emitted from U236 Fragments NUCLEAR REACTIONS, Fission 235U(n, F), E=thermal; measured K X-ray yield of fission fragments.
doi: 10.1103/PhysRev.177.1776
1968KA31 Phys.Rev. 166, 1190 (1968) S.S.Kapoor, V.S.Ramamurthy, P.N.Rama Rao K X Rays from Cf252 Fission Fragments in Ternary Fission RADIOACTIVITY, Fission 252Cf(SF); measured E(K X-ray), K X-ray yields.
doi: 10.1103/PhysRev.166.1190
1965KA20 Phys.Rev. 137, B511 (1965) S.S.Kapoor, D.M.Nadkarni, R.Ramanna, P.N.Rama Rao Kinetic-energy distributions and the correlation of anisotropy and asymmetry in the 4-MeV neutron-induced fission of U235 NUCLEAR REACTIONS 235U(n, f), E=4.2 MeV; measured products; deduced yields, σ(θ). Data were imported from EXFOR entry 33032.
doi: 10.1103/physrev.137.b511
Back to query form |