NSR Query Results
Output year order : Descending NSR database version of April 11, 2024. Search: Author = P.Singh Found 283 matches. Showing 1 to 100. [Next]2024RA03 Nucl.Phys. A1042, 122815 (2024) Role of multi-neutron transfer channels on fusion enhancement NUCLEAR REACTIONS 116,122Sn(40Ar, X), 124Sn(40Ca, X), E(cm)=90-150 MeV; analyzed available data; deduced σ with coupled channel (CC) approach using code-CCFULL.
doi: 10.1016/j.nuclphysa.2023.122815
2024SA07 Phys.Rev. C 109, 024301 (2024) Sh.Sarkar, P.K.Rath, V.Nanal, R.G.Pillay, PushpendraP.Singh, Y.Iwata, K.Jha, P.K.Raina Calculation of nuclear matrix elements for 0νββ decay of 124Sn using the nonclosure approach in the nuclear shell model
doi: 10.1103/PhysRevC.109.024301
2023CH08 Phys.Rev. C 107, 024312 (2023) S.Chatterjee, B.Mondal, S.Samanta, S.Das, R.Raut, S.S.Ghugre, P.C.Srivastava, A.K.Sinha, U.Garg, Neelam, N.Kumar, P.Jones, Md.S.R.Laskar, F.S.Babra, S.Biswas, S.Saha, P.Singh, R.Palit Single-particle configurations of low- and medium-spin states in 63Cu NUCLEAR REACTIONS 59Co(7Li, 2np), E=22-24 MeV; measured Eγ, Iγ, γγ-coin, γγγ-coin, γγ(θ). 63Cu; deduced levels, J, π, δ, transition intensities, branching ratios, ratio of angular distribution from oriented (ADO) nuclei, polarization asymmetry, high-spin states, configurations; calculated average occupancies of neutron and proton orbitals. Comparison to shell model calculations using the jj44bpn and pfg9a interactions. Array of 10 Compton suppressed HPGe clover detectors at 14 UD Pelletron at the Pelletron LINAC Facility in Tata Institute of Fundamental Research (TIFR, India).
doi: 10.1103/PhysRevC.107.024312
2023CH21 Int.J.Mod.Phys. E32, 2350012 (2023) Chetna, Md.M.Shaikh, P.Singh, R.Kharab Analysis of elastic scattering angular distributions and fusion excitation functions of reactions induced by 9Be on 27Al, 28Si, 144Sm and 208Pb targets at near barrier energies NUCLEAR REACTIONS 27Al, 28Si, 144Sm, 208Pb(9Be, 9Be), (9Be, X), E<20 MeV; analyzed available data; deduced σ, σ(θ) using continuum discretized coupled channels (CDCC) methodology.
doi: 10.1142/S021830132350012X
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
2023KA25 Phys.Rev. C 108, 034611 (2023) R.Kaur, B.B.Singh, M.Kaur, M.K.Sharma, P.P.Singh Investigating 6, 7Li-induced reactions on 235, 238U through a collective clusterization approach
doi: 10.1103/PhysRevC.108.034611
2023KO11 Phys.Atomic Nuclei 86, 56 (2023) E.M.Kozulin, A.A.Bogachev, G.N.Knyazheva, V.V.Saiko, I.M.Itkis, K.V.Novikov, D.Kumar, Pushpendra P.Singh Exclusive Mass-Energy Distributions of the Fast Fission Fragments in the 40Ca+144Sm Reaction NUCLEAR REACTIONS 144Sm(40Ca, F), E=212, 231, 244, 277 MeV; measured fission fragments. 184Pb; deduced partial σ, mass and total kinetic energy (TKE), mass-energy distributions of binary fragments, mass-energy distributions for extracted fast fission fragments. The double-arm time-of-flight spectrometer CORSET, the U400 cyclotron at the Flerov Laboratory of Nuclear Reactions, Dubna, Russia.
doi: 10.1134/S1063778823020126
2023PA40 Eur.Phys.J. A 59, 276 (2023) G.Pasqualato, S.Ansari, J.S.Heines, V.Modamio, A.Gorgen, W.Korten, J.Ljungvall, E.Clement, J.Dudouet, A.Lemasson, T.R.Rodriguez, J.M.Allmond, T.Arici, K.S.Beckmann, A.M.Bruce, D.Doherty, A.Esmaylzadeh, E.R.Gamba, L.Gerhard, J.Gerl, G.Georgiev, D.P.Ivanova, J.Jolie, Y.-H.Kim, L.Knafla, A.Korichi, P.Koseoglou, M.Labiche, S.Lalkovski, T.Lauritsen, H.-J.Li, L.G.Pedersen, S.Pietri, D.Ralet, J.M.Regis, M.Rudigier, S.Saha, E.Sahin, S.Siem, P.Singh, P.-A.Soderstrom, C.Theisen, T.Tornyi, M.Vandebrouck, W.Witt, M.Zielinska, D.Barrientos, P.Bednarczyk, G.Benzoni, A.J.Boston, H.C.Boston, A.Bracco, B.Cederwall, M.Ciemala, G.de France, C.Domingo-Pardo, J.Eberth, A.Gadea, V.Gonzalez, A.Gottardo, L.J.Harkness-Brennan, H.Hess, D.S.Judson, A.Jungclaus, S.M.Lenzi, S.Leoni, R.Menegazzo, D.Mengoni, C.Michelagnoli, D.R.Napoli, J.Nyberg, Zs.Podolyak, A.Pullia, F.Recchia, P.Reiter, K.Rezynkina, M.D.Salsac, E.Sanchis, M.Senyigit, M.Siciliano, J.Simpson, D.Sohler, O.Stezowski, J.J.Valiente-Dobon, D.Verney Shape evolution in even-mass 98-104Zr isotopes via lifetime measurements using the γγ coincidence technique NUCLEAR REACTIONS 9Be(238U, X)98Zr/100Zr/102Zr/104Zr, E=6.2 MeV/nucleon; measured reaction products, Eγ, Iγ, γ-γ-coin. 104Mo, 102Nb; deduced γ-ray energies and relative intensities, J, π, level T1/2, B(E2), shape coexistence. Comparison with calculated values. The Differential Decay Curve Method (DDCM), the Recoil Distance Doppler Shift technique. The magnetic spectrometer VAMOS++, GANIL, the Orsay Universal Plunger system.
doi: 10.1140/epja/s10050-023-01172-8
2023RA11 Nucl.Phys. A1036, 122669 (2023) Exploring the possibilities of sub barrier fusion enhancement in fusion reactions induced by 28Si on 64Ni, 96Zr, 100Mo and 154Sm at energies around Coulomb barrier NUCLEAR REACTIONS 64Ni, 96Zr, 100Mo, 154Sm(28Si, X), E(cm)=35-85 MeV; calculated σ; deduced impacts of the couplings of low-lying excited states of colliding nuclei, positive Q value neutron transfer between reactants, variation in magnitude of deformation parameter after neutron transfer and othe r nuclear structure aspects of colliding nuclei within coupled channel framework using computer code CCFULL.
doi: 10.1016/j.nuclphysa.2023.122669
2023RA23 Eur.Phys.J. A 59, 244 (2023) Examining the influence of phonon coupling and nucleon transfer channels in reactions 34, 36S + 58Ni, 32, 36S + 110Pd and 40, 48Ca + 90Zr around Coulomb barrier energies NUCLEAR REACTIONS 58Ni(34S, X), (36S, X), 110Pd(32S, X), (36S, X), 90Zr(40Ca, X), (48Ca, X), E(cm)<90 MeV; calculated σ within the coupled channel approach using code CCFULL with an aim to investigate the effect of coupling of positive Q value nucleon (neutron and proton) transfer channels in conjunction with coupling of various low-lying excited states of fusing nuclei. Comparison with available data.
doi: 10.1140/epja/s10050-023-01168-4
2023YA11 Phys.Rev. C 107, 044605 (2023) A.Yadav, G.Ram, M.S.Asnain, I.Majeed, M.Shuaib, V.R.Sharma, I.Bala, U.Gupta, S.Gupta, D.P.Singh, P.P.Singh, M.Sharma, R.Kumar, B.P.Singh, R.Prasad Understanding the low-energy incomplete fusion reactions NUCLEAR REACTIONS 159Tb(18O, 3n), (18O, 4n), (18O, 5n), (18O, 6n), (18O, 2nα), (18O, 5nα), (18O, 6nα), (18O, 5npα), E=82, 95, 97, 100 MeV; measured Eγ, Iγ; deduced σ(E), contributions of complete and incomplete fusion channels. Comparison to predictions done using the PACE4 code. Systematics of incomplete fusion with different projectiles - 12C, 13C, 14N, 16O, 18O, 19F, 20Ne. Activation technique experiment at the Inter-University Accelerator Centre (IUAC, New Delhi).
doi: 10.1103/PhysRevC.107.044605
2022AS01 Phys.Rev. C 105, 014609 (2022) M.S.Asnain, M.Shuaib, I.Majeed, M.K.Sharma, V.R.Sharma, A.Yadav, D.P.Singh, P.P.Singh, S.Kumar, R.Kumar, B.P.Singh, R.Prasad Systematic study of fusion suppression for tightly bound projectiles at above-barrier energies NUCLEAR REACTIONS 181Ta(14N, X), E=83.05, 85.17, 87.07 MeV; measured Eγ, Iγ, total complete fusion σ(E) by activation method, and off-line γ-ray spectroscopy at the Pelletron ion-beam facility of IUAC-New Delhi. Comparison with theoretical fusion cross section calculated by using the code CCFULL. 159Tb, 169Tm(12C, X), (13C, X), (16O, X), (19F, X), 175Lu(19F, X), 181Ta(14N, X), E(cm)=50-100 MeV; analyzed previous and present experimental data, and compared fusion σ(E) in different systems with strongly bound projectiles using universal fusion function (UFF) method; deduced suppression factors for various projectiles, breakup effects of strongly bound non-α-cluster projectile 14N on fusion cross section at energies above the Coulomb barrier.
doi: 10.1103/PhysRevC.105.014609
2022AS02 Phys.Rev. C 106, 064607 (2022) M.S.Asnain, Mohd.Shuaib, I.Majeed, M.K.Sharma, A.Yadav, D.P.Singh, P.P.Singh, R.Kumar, B.P.Singh, R.Prasad Decomposing the linear momentum transfer components in break-up fusion reactions: An experimental study of the 19F + 159Tb system NUCLEAR REACTIONS 159Tb(19F, X), (19F, 4n), (19F, 5n), (19F, 4np), (19F, 3nα), (19F, 4nα), (19F, 3npα), (19F, 3n2α), (19F, 2np2α), (19F, 4np2α), E=82.8, 94.3 MeV; measured reaction products, Eγ, Iγ; deduced total ranges of the residues in Al, complete fusion σ(E), fusion function, forward recoil range integrated σ(E), contribution of complete fusion and incomplete fusion components to the production of residues. Stack of Al foils was installed after the target to catch the forward recoiled residues, which later were measured with HPGe detector. Comparison with PACE4 calculation, coupled channels calculations performed with CCFULL and other experimental data. Beam from 15UD Pelletron accelerator facility at Inter University Accelerator Center (IUAC, India).
doi: 10.1103/PhysRevC.106.064607
2022CH14 Nucl.Phys. A1021, 122418 (2022) Chetna, M.M.Shaikh, P.Singh, R.Kharab Exploring the effects of breakup couplings for weakly bound projectile 9Be on various targets at around barrier energies NUCLEAR REACTIONS 144Sm, 169Tm, 181Ta, 186W, 187Re, 197Au, 208Pb(9Be, X), E<54 MeV; analyzed available data; calculated total fusion and complete fusion σ within the framework of the Continuum Discretized Coupled Channel (CDCC) approach.
doi: 10.1016/j.nuclphysa.2022.122418
2022GO14 Int.J.Mod.Phys. E31, 2250084 (2022) M.Goyal, R.Kumar, P.Singh, R.K.Seth, R.Kharab Investigation of simultaneous variation of surface diffuseness and central depression in the estimation of absorption effects NUCLEAR REACTIONS 197Au(80Kr, X), E not given; analyzed available data; deduced the effect of simultaneous variation of surface diffuseness and central depression, in case of model-dependent Fermi matter density distributions, on the estimation of survival probability, Coulomb excitation σ and absorption effects.
doi: 10.1142/S0218301322500847
2022GR07 Phys.Rev. C 106, 024314 (2022) L.Grocutt, R.Chapman, M.Bouhelal, F.Haas, A.Goasduff, J.F.Smith, R.S.Lubna, S.Courtin, D.Bazzacco, T.Braunroth, L.Capponi, L.Corradi, X.Derkx, P.Desesquelles, M.Doncel, E.Fioretto, A.Gottardo, V.Liberati, B.Melon, D.Mengoni, C.Michelagnoli, T.Mijatovic, V.Modamio, G.Montagnoli, D.Montanari, K.F.Mulholland, D.R.Napoli, C.M.Petrache, A.Pipidis, F.Recchia, E.Sahin, P.P.Singh, A.M.Stefanini, S.Szilner, J.J.Valiente-Dobon Lifetime measurements of states of 35S, 36S, 37S, and 38S using the AGATA γ-ray tracking spectrometer NUCLEAR REACTIONS 208Pb(36S, X)35S/36S/37S/38S, E=225 MeV; measured mass spectra of sulfur isotopes, Eγ, (particle)γ-coin, level T1/2 by differential recoil-distance Doppler-shift method using Cologne plunger apparatus, PRISMA magnetic spectrometer and AGATA demonstrator array of five triple cluster segmented Ge detectors at the Tandem-ALPI accelerator complex of INFN-Legnaro. 35,36,37,38S; deduced levels, J, π, T1/2 of levels, B(E2), B(E1), configurations. Comparison with shell-model calculations using PSDPF, SDPF-U, and FSU effective interactions.
doi: 10.1103/PhysRevC.106.024314
2022KO05 Phys.Rev. C 105, 024617 (2022) E.M.Kozulin, G.N.Knyazheva, A.A.Bogachev, V.V.Saiko, A.V.Karpov, I.M.Itkis, K.V.Novikov, Y.S.Mukhamejanov, I.V.Pchelintsev, I.V.Vorobiev, T.Banerjee, M.Cheralu, P.P.Singh Experimental study of fast fission and quasifission in the 40Ca + 208Pb reaction leading to the formation of the transfermium nucleus 248No NUCLEAR REACTIONS 208Pb(40Ca, X)248No*, E=223, 250, 284 MeV; measured fission fragments; deduced mass and energy distributions of fission fragments, average total kinetic energies, fast fission σ(E), compound nucleus fission σ(E), 248No compound nucleus formation probability. Double-arm time-of-flight spectrometer CORSET at U400 cyclotron (JINR).
doi: 10.1103/PhysRevC.105.024617
2022KU33 J.Phys.(London) G49, 105103 (2022) S.Kumar, P.K.Giri, R.Kumar, A.Yadav, R.Ali, S.Appannababu, A.Agarwal, S.Mukherjee, P.P.Singh, V.R.Sharma, B.P.Singh, S.Dutt Study of incomplete fusion reaction dynamics for the system 14N + 169Tm using the forward Recoil Range distribution technique NUCLEAR REACTIONS 169Tm(14N, X)169Os/179Re/176W/175W/178Re/177W/174W, E ∼ 5.9 MeV/nucleon; measured reaction products, Eγ, Iγ; deduced yields, σ, forward recoil range distribution (FRRD) of evaporation residues (ERs). The general purpose scattering chamber (GPSC) facility at Inter-University Accelerator Centre (IUAC), New Delhi.
doi: 10.1088/1361-6471/ac894b
2022MA13 Nucl.Phys. A1021, 122421 (2022) I.Majeed Bhat, Mohd.S.M.S.Asnain, V.R.Sharma, A.Yadav, M.K.Sharma, P.P.Singh, D.P.Singh, U.Gupta, R.N.Sahoo, A.Sood, M.Kaushik, R.Kumar, B.P.Singh, R.Prasad Effect of projectile structure on break-up fusion for 14N + 175Lu system at intermediate energies NUCLEAR REACTIONS 175Lu(14N, X)184Pt/185Pt/186Pt/183Ir/184Ir/185Ir/182Os/183Os/181Re/177W/178Ta, E=87.11 MeV; measured reaction products, Eγ, Iγ; deduced σ. Comparison with PACE4 predictions. The Inter University Accelerator, New Delhi, India.
doi: 10.1016/j.nuclphysa.2022.122421
2022MA25 Phys.Rev. C 105, 054607 (2022) I.Majeed Bhat, M.Shuaib, M.S.Asnain, M.K.Sharma, A.Yadav, V.R.Sharma, P.P.Singh, D.P.Singh, S.Gupta, U.Gupta, R.N.Sahoo, A.Sood, M.Kaushik, S.Kumar, R.Kumar, B.P.Singh, R.Prasad Role of precursor nuclei in heavy-ion induced reactions at low energies NUCLEAR REACTIONS 175Lu(14N, 4np), E=79.68, 87.11 MeV; 159Tb(12C, 3np), E=69.15, 77.77 MeV; 159Tb(13C, 4np), E=77.87, 84.59 MeV; measured Eγ, Iγ; deduced σ(E). Separated yields of the isotope produced in the direct reaction from feeding caused by decay of the isotopes from other channels. Pelletron accelerator facility of the Inter-University Accelerator Centre(IUAC), New Delhi. comparison to theoretical estimations. RADIOACTIVITY 184Pt(β+), (EC) [from 175Lu(14N, 5n), E=79.68, 87.11 MeV]; 167Lu(EC) [from 159Tb(13C, 5n), E=77.87, 84.59 MeV; 159Tb(12C, 4n), E=69.15, 77.77 MeV]; measured Eγ, Iγ; deduced T1/2. Comparison to other experimental data.
doi: 10.1103/PhysRevC.105.054607
2022PA13 Int.J.Mod.Phys. E31, 2250021 (2022) D.Pathak, P.Singh, H.Parshad, H.Kaur Radioactivity of even-even superheavy nuclei with Z = 122, 124 and 126 RADIOACTIVITY 222,224,226Ra(14C), 228Th(20O), 230,232Th(24Ne), 232Th(26Ne), 232U(24Ne), (28Mg), 234U(24Ne), (26Ne), (28Mg), 236U(24Ne), (26Ne), (28Mg), 236Pu(28Mg), 238Pu(28Mg), (30Mg), (32Si), 240Pu(32Si), (34Si), 242Cm(34Si); 294,296,298,300,302,304,306,308,310,312122(20C), (24O), (28Ne), (34Mg), (36Si), (40S), (44Ar), (50Ca), (56Ti), (62Cr), (66Fe), (68Ni), (70Zn), (80Ge), (86Se), (92Kr), (98Sr), (102Zr), (108Mo), 302,304,306,308,310,312,314,316,318,320,322124(34Ne), (38Mg), (44Si), (46S), (50Ar), (54Ca), (58Ti), (62Cr), (66Fe), (72Ni), (78Zn), (84Ge), (88Se), (94Kr), (98Sr), (104Zr), (108Mo), 310,312,314,316,318,320126(28Ne), (34Mg), (36Si), (40S), (44Ar), (50Ca), (56Ti), (60Cr), (66Fe), (68Ni), (70Zn), (80Ge), (86Se), (92Kr), (96Sr), (102Zr), (106Mo); calculated T1/2. Comparison with available data.
doi: 10.1142/S0218301322500215
2022PA23 Phys.Scr. 97, 045303 (2022) D.Pathak, N.Singh, P.Singh, P.Kaur, H.Kaur, S.R.Jain Probable decay modes of even-even superheavy nuclei RADIOACTIVITY 222,224,226Ra(14C), 228Th(20O), 230,232Th(24Ne), 232Th(26Ne), 232U(24Ne), (28Mg), 234U(24Ne), (28Mg), (26Ne), 236U(24Ne), (28Mg), (26Ne), (30Mg), 236,238Pu(28Mg), 238Pu(30Mg), (32Si), 240Pu, 242Cm(34Si); calculated T1/2. Comparison with available data. NUCLEAR STRUCTURE 298,300,302,304,306,308,310,312Og, 296,298,300,302,304,306,308,310120; calculated heavy cluster decay T1/2.
doi: 10.1088/1402-4896/ac5a8c
2022PA33 Eur.Phys.J.Plus 137, 1115 (2022) D.Pathak, P.Singh, H.Parshad, S.Monga, S.Kaur, H.Kaur Systematics of the spontaneous and simultaneous emission of 2α-particles RADIOACTIVITY 146,148Nd, 148,150,152Sm, 152,154Gd, 156,158Dy, 162,164,166Er, 168,170,172,174Yb, 174,176,178,180Hf, 180,182,184,186W, 184,186,188,190,192Os, 190,192,194,196Pt, 196,198,200Hg, 204,206Pb, 194Rn, 210Rn, 216,218Rn, 210Ra, 216,218,220Ra, 218,220,222Th, 232Th, 220,222,224U, 234U, 238U, 314,316126(2α); calculated T1/2, Q-values employing tunneling and the periodic-orbit and BCS theories within microscopic-macroscopic formalism.
doi: 10.1140/epjp/s13360-022-03309-y
2022SM02 Phys.Rev. C 106, 014312 (2022) J.Smallcombe, A.B.Garnsworthy, W.Korten, P.Singh, F.A.Ali, C.Andreoiu, S.Ansari, G.C.Ball, C.J.Barton, S.S.Bhattacharjee, M.Bowry, R.Caballero-Folch, A.Chester, S.A.Gillespie, G.F.Grinyer, G.Hackman, C.Jones, B.Melon, M.Moukaddam, A.Nannini, P.Ruotsalainen, K.Starosta, C.E.Svensson, R.Wadsworth, J.Williams Improved measurement of the 02+ → 01+ E0 transition strength for 72Se using the SPICE spectrometer NUCLEAR REACTIONS 40Ca(36Ar, 4p), E=120 MeV from TRIUMF-ISAC-II linear accelerator; measured reaction products, Eγ, Iγ, ce, γγ-coin, (ce)γ-coin, and (ce)γ(t) using TIGRESS array of 12 HPGe clover detectors for γ detection, and SPICE array and a Si(Li) detector for conversion electrons. 72Se; deduced levels, T1/2 of 937, 0+ level, I(937, E0)/I(γ+ce)(75γ, E2) ratio, qK2(E0/E2) and ρ2(E0, 937) transition strength. Comparison with previous experimental results, and with two state mixing theoretical calculations for the g.s. and the first 2+ state. Systematics of experimental B(E2) and ρ2(E0) strengths in 66,68,70,72,74Ge, 68,70,72,74,76Se, 70,72,74,76,78Kr.
doi: 10.1103/PhysRevC.106.014312
2022TH01 Nuovo Cim. C 45, 24 (2022) S.Thakur, V.Nanal, Pushpendra P.Singh, R.G.Pillay, H.Krishnamoorthy, A.Mazumdar, A.Reza, P.K.Raina, V.Vatsa Simulation studies for source optimization in 96Zr β decay RADIOACTIVITY 96Zr(β-); analyzed available data; calculated HPGe detector response.
doi: 10.1393/ncc/i2022-22024-9
2021AS08 Phys.Rev. C 104, 034616 (2021) M.S.Asnain, M.Shuaib, I.Majeed, M.K.Sharma, V.R.Sharma, A.Yadav, D.P.Singh, P.P.Singh, U.Gupta, R.N.Sahoo, A.Sood, M.Kaushik, S.Kumar, R.Kumar, B.P.Singh, R.Prasad Effect of non-α-cluster projectile on incomplete-fusion dynamics: Experimental study of the 14N + 181Ta NUCLEAR REACTIONS 181Ta(14N, 3n)192Hg, (14N, 4n)191Hg/191mHg, (14N, 5n)190Hg, (14N, 6n)189Hg/189mHg, (14N, 3np)191Au, (14N, 4np)190Au, (14N, 5np)189Au/189mAu, (14N, 2nα)189Pt, (14N, 4nα)187Pt, (14N, 5nα)186Pt, (14N, 3npα)187Ir, (14N, 4npα)186Ir/186mIr, (14N, 5npα)185Ir, (14N, 4n2α)183Os, (14N, 5np2α)181Re, E=65.53, 67.50, 69.47, 71.54, 73.65, 75.65, 77.08, 79.51, 81.42, 83.05, 85.17, 87.07 MeV; measured off-line Eγ, Iγ, σ(E) for radio-nuclides populated via complete fusion (CF) and/or incomplete fusion (ICF processes) by activation method at the ion-beam facility of the IUAC-New Delhi; deduced total fusion, total complete fusion, and total incomplete fusion σ(E). Comparison with statistical model calculations using PACE4 code. 190Hg; measured nominal half-life from γ-decay curves as an example for the purpose of correct identification of different radioactive nuclei produced through various reaction channels.
doi: 10.1103/PhysRevC.104.034616
2021BA04 Phys.Rev. C 103, 014316 (2021) F.S.Babra, S.Jehangir, R.Palit, S.Biswas, B.Das, S.Rajbanshi, G.H.Bhat, J.A.Sheikh, B.Das, P.Dey, U.Garg, Md.S.R.Laskar, C.Palshetkar, S.Saha, L.P.Singh, P.Singh Investigation of the alignment mechanism and loss of collectivity in 135Pm NUCLEAR REACTIONS 107Ag(32S, 2n2p)135Pm, E=145 MeV; measured Eγ, Iγ, γγ-coin, γγ(θ)(DCO), γγ(linear polarization), half-lives of levels in the yrast band by Doppler-shift attenuation method (DSAM) using INGA array of 18 Compton-suppressed HPGe clover detectors at TIFR-Mumbai. 135Pm; deduced high-spin levels, J, π, multipolarities, rotational bands, alignments, configurations, B(E2), dynamic moment of inertia, loss of collectivity for the yrast band at higher spin. Comparison with triaxial projected shell model (TPSM) calculations.
doi: 10.1103/PhysRevC.103.014316
2021CH43 Int.J.Mod.Phys. E30, 2150058 (2021) Chetna, M.M.Shaikh, P.Singh, R.Kharab Study of breakup induced fusion mechanisms for 9Be + 181Ta system at around barrier energies NUCLEAR REACTIONS 181Ta(9Be, X), E<52 MeV; calculated total, complete and incomplete fusion σ by employing the code FRESCO based on continuum discretized coupled channel (CDCC) method. Comparison with available data.
doi: 10.1142/S0218301321500580
2021KA37 Phys.Rev. C 104, 024615 (2021) M.Kaushik, S.K.Pandit, V.V.Parkar, G.Gupta, S.Thakur, V.Nanal, H.Krishnamoorthy, A.Shrivastava, C.S.Palshetkar, K.Mahata, K.Ramachandran, S.Pal, R.G.Pillay, P.P.Singh Investigating neutron transfer in the 9Be + 197Au system NUCLEAR REACTIONS 197Au(9Be, 8Be)198Au, (9Be, 10Be)196Au, (9Be, X)199Tl/200Tl/201Bi/202Bi/203Bi, E=30-47 MeV from BARC-TIFR Pelletron Linac Facility, Mumbai; measured off-line Eγ, Iγ from the irradiated target; deduced σ(E) for one-neutron stripping and pickup reactions, complete-fusion (CF) and incomplete fusion (ICF). Comparison with coupled-reaction channel (CRC) calculations. 197Au(6Li, 5Li), (6Li, 7Li), (7Li, 6Li), (7Li, 5Li), (6Li, X), (7Li, X), E(cm)=20-44 MeV; analyzed previous data for σ(E) for n-transfer, CF and ICF using CRC calculations.
doi: 10.1103/PhysRevC.104.024615
2021KA41 Eur.Phys.J. A 57, 320 (2021) M.Kaushik, G.Gupta, V.V.Parkar, S.K.Pandit, S.Thakur, V.Nanal, A.Shrivastava, R.G.Pillay, H.Krishnamoorthy, K.Mahata, S.Pal, C.S.Palshetkar, K.Ramachandran, P.P.Singh Neutron transfer in 9Be + 159Tb system NUCLEAR REACTIONS 159Tb(9Be, X)160Tb, E=30-47 MeV; measured reaction products, Eγ, Iγ; deduced σ. Comparison with calculations.
doi: 10.1140/epja/s10050-021-00627-0
2021MA50 Nucl.Phys. A1014, 122236 (2021) I.Majeed Bhat, Mohd.Shuaib, M.S.Asnain, V.R.Sharma, A.Yadav, M.K.Sharma, P.P.Singh, D.P.Singh, R.Kumar, R.P.Singh, S.Muralithar, B.P.Singh, R.Prasad Systematic study of fusion-fission like events in 19F + 175Lu interactions at low energies NUCLEAR REACTIONS 175Lu(19F, X)120Xe/99Tc/79Rb/107In/129Ba/108In/84Rb/74Kr/90Mo/123Xe/122Xe/109In/121Xe/129La/121I/111In/81Rb/95Ru/89Rb/82Rb/98Nb, E=105, 110 MeV; measured reaction products, Eγ, Iγ; deduced γ-ray energies and relative intensities, σ, isotopic yield and isobaric charge distributions, fractional independent yields, mass distributions.
doi: 10.1016/j.nuclphysa.2021.122236
2021OJ01 Phys.Rev. C 104, 034615 (2021) A.Ojha, S.Gupta, U.Gupta, P.P.Singh, A.Yadav, D.P.Singh, M.Shuaib, B.P.Singh, R.Prasad Mass-number dependence of statistical model parameters and its impact on incomplete fusion fraction calculations NUCLEAR REACTIONS 181Ta(16O, 3n)194Tl, (16O, 4n)193Tl, (16O, 5n)192Tl, (16O, 3np)193Hg, (16O, 4np)192Hg, (16O, 5np)191Hg, E=75-105 MeV; 165Ho(12C, 3n)174Ta, (12C, 4n)173Ta, (12C, 5n)172Ta, (12C, 3np)173Hf, E=55-85 MeV; 163Dy(14N, 3n)174Ta, (14N, 4n)173Ta, (14N, 5n)172Ta, E=65-85 MeV; 74Ge(16O, 4n)86Zr, (16O, 2np)87Y, (16O, 3np)86Y, (16O, 4np)85Y, E=50-110 MeV; calculated σ(E) using statistical model based PACE4 code, with optical model potential (OMP) parameters, summed σ(E) using different sets of OMP parameters and impact on incomplete fusion (ICF) fraction, and effect of deformation parameter β2 on incomplete fusion. Comparison with experimental data.
doi: 10.1103/PhysRevC.104.034615
2021PA33 Phys.Lett. B 820, 136570 (2021) S.K.Pandit, A.Shrivastava, K.Mahata, N.Keeley, V.V.Parkar, R.Palit, P.C.Rout, K.Ramachandran, A.Kumar, S.Bhattacharyya, V.Nanal, S.Biswas, S.Saha, J.Sethi, P.Singh, S.Kailas Unraveling the reaction mechanism for large alpha production and incomplete fusion in reactions involving weakly bound stable nuclei NUCLEAR REACTIONS 93Nb(7Li, X)94Mo/95Mo/96Mo, E=24 MeV; measured reaction products, Eγ, Iγ, Eα, Iα; deduced σ(θ, E). Comparison with DWBA calculations. BARC-TIFR Pelletron-Linac facility, the Indian National Gamma Array (INGA).
doi: 10.1016/j.physletb.2021.136570
2021RO24 Phys.Lett. B 823, 136756 (2021) K.Rojeeta Devi, S.Kumar, N.Kumar, Neelam, F.S.Babra, M.S.R.Laskar, S.Biswas, S.Saha, P.Singh, S.Samanta, S.Das, S.Chakraborty, R.P.Singh, S.Muralithar, A.Kumar Observation of multiphonon transverse wobbling in 133Ba NUCLEAR REACTIONS 124Sn(13C, 4n), E=48 MeV; measured reaction products, Eγ, Iγ; deduced γ-ray energies and intensities, J, π, directional correlation from oriented states ratio and polarization asymmetry parameters, wobbling bands. Total Routhian Surface (TRS) calculations. 14-UD pelletron at Tata Institute of Fundamental Research (TIFR). Indian National Gamma Array (INGA) spectrometer.
doi: 10.1016/j.physletb.2021.136756
2021SH30 Phys.Rev. C 104, L031601 (2021) M.Sharma, M.Sarswat, S.Arora, S.Kumar, M.Shuaib, I.Majeed, M.S.Asnain, B.P.Singh, R.Prasad, V.R.Sharma, A.Yadav, P.P.Singh, D.P.Singh New experimental approach for developing a mass-energy systematics for precompound emission NUCLEAR REACTIONS 63,65Cu(α, n), E=5-50 MeV; analyzed experimental σ(E) with theoretical calculations using Monte Carlo statistical code PACE4. 63,65Cu, 69,71Ga, 85Rb, 89Y, 93Nb, 103Rh, 107,109Ag(α, n), E(cm)=22-40 MeV; calculated fraction of pre-compound emission as functions of center-of-mass energy, excitation energy and excess energy; deduced mass-energy systematics in pre-compound emission reactions.
doi: 10.1103/PhysRevC.104.L031601
2021SO23 J.Phys.(London) G48, 025105 (2021) A.Sood, S.Thakur, A.Sharma, V.R.Sharma, A.Yadav, M.K.Sharma, B.P.Singh, R.Kumar, R.K.Bhowmik, P.P.Singh Disentangling complete and incomplete fusion events in 12C + 169Tm reaction by spin-distribution measurements NUCLEAR REACTIONS 169Tm(12C, X), E=6.7, 7.5 MeV/nucleon; measured reaction products, Eα, Iα, Eγ, Iγ. 176Re, 174Ta, 171Lu; deduced yields, strong entrance-channel dependence of incomplete fusion dynamics.
doi: 10.1088/1361-6471/abc14a
2020DA05 Phys.Rev. C 101, 044310 (2020) A.Das, A.Bisoi, M.S.Sarkar, S.Sarkar, S.Ray, D.Pramanik, R.Kshetri, S.Nag, P.Singh, K.Selvakumar, A.Goswami, S.Saha, J.Sethi, T.Trivedi, B.S.Naidu, R.Donthi, V.Nanal, R.Palit High spin states of 37Ar NUCLEAR REACTIONS 27Al(12C, np), E=40 MeV; measured Eγ, Iγ, γγ-coin, γγ(θ)(DCO and ADO), γγ(linear polarization) using the INGA array at the 14UD Pelletron accelerator of TIFR-Mumbai. 37Ar; deduced high-spin levels, J, π, γ-branching ratios, multipolarities, mixing ratios, B(E1), B(M1), B(E2), B(M2). Comparison with large basis shell model calculations using OXBASH code with SDPFMW interaction, and with simple two-level mixing calculation. Comparison with previous experimental results. NUCLEAR STRUCTURE 37Ar; calculated levels, J, π, γ-branching ratios, wave functions amplitudes and partitions for the positive- and negative-parity states, B(E1), B(M1), B(E2), B(M2), level half-lives, 0p-0h configuration mixing in yrast levels. Large basis shell model calculations using OXBASH code with SDPFMW interaction, and simple two-level mixing calculations. Comparison with experimental data.
doi: 10.1103/PhysRevC.101.044310
2020IT03 Bull.Rus.Acad.Sci.Phys. 84, 938 (2020) Yu.M.Itkis, A.V.Karpov, G.N.Knyazheva, E.M.Kozulin, N.I.Kozulina, K.V.Novikov, K.B.Gikal, I.N.Diatlov, I.V.Pchelintsev, I.V.Vorobiov, A.N.Pan, P.P.Singh Fission and Quasi-Fission in Reactions with Deformed Nuclei NUCLEAR REACTIONS 232Th, 238U(16O, F), (18O, F), (22Ne, F)254Fm/256Fm, E=45, 50, 58 MeV; measured reaction products; deduced mass-energy distributions of fission fragments, dependence of the width of the mass distribution of fragments on the energy introduced into the system relative to that of the Bass barrier for all of the studied reactions.
doi: 10.3103/S1062873820080158
2020KA19 Phys.Rev. C 101, 034611 (2020) M.Kaushik, G.Gupta, S.Thakur, H.Krishnamoorthy, PushpendraP.Singh, V.V.Parkar, V.Nanal, A.Shrivastava, R.G.Pillay, K.Mahata, K.Ramachandran, S.Pal, C.S.Palshetkar, S.K.Pandit Fusion of the Borromean nucleus 9Be with a 197Au target at near-barrier energies NUCLEAR REACTIONS 197Au(9Be, 3n), (9Be, 4n), E=33-46.7 MeV; measured Eγ, Iγ, evaporation residue σ(E) by off-beam γ counting method at the Pelletron Linac facility of BARC-TIFR. Comparison with theoretical calculations using CCFULL code, and previous experimental data for excitation functions of other weakly bound projectiles of 4,6,8He, 6,7Li, 9,11Be on 197Au target.
doi: 10.1103/PhysRevC.101.034611
2020KU24 Bull.Rus.Acad.Sci.Phys. 84, 1001 (2020) D.Kumar, E.M.Kozulin, M.Cheralu, G.N.Knyazheva, I.M.Itkis, M.G.Itkis, K.V.Novikov, A.A.Bogachev, N.I.Kozulina, I.N.Diatlov, I.V.Pchelintsev, I.V.Vorobiev, T.Banerjee, Y.S.Mukhamejanov, A.N.Pan, V.V.Saiko, P.P.Singh, R.N.Sahoo, A.N.Andreyev, D.M.Filipescu, M.Maiti, R.Prajapat, R.Kumar Study of Mass-Asymmetric Fission of 180, 190Hg Formed in the 36Ar + 144, 154Sm Reactions NUCLEAR REACTIONS 36Ar(144Sm, X), (154Sm, X)180Hg/190Hg, E= 158, 181, 222 MeV; measured reaction products; deduced asymmetric fission of 180,190Hg with the most probable masses of light and heavy fragments of 79 and 101 amu, and 84 and 106 amu, respectively. Two components manifesting the symmetric and asymmetric fission modes are observed in the kinetic energy distributions.
doi: 10.3103/S1062873820080213
2020NE01 Phys.Rev. C 101, 014312 (2020) Neelam, S.Kumar, K.Rojeeta Devi, N.Kumar, S.Saha, S.Biswas, P.Singh, F.S.Babra, Md.S.R.Laskar, R.Palit, S.Samanta, S.Das, A.Kumar, P.C.Srivastava Intermediate structure and dipole bands in the transitional 134Ba nucleus NUCLEAR REACTIONS 124Sn(13C, 3n)134Ba, E=48 MeV; measured Eγ, Iγ, γγ-coin, γγ(θ)(DCO), γγ(linear polarization) using INGA array at the Pelletron-LINAC accelerator facility of TIFR, Mumbai. 134Ba; deduced high-spin levels, J, π, multipolarities, bands, magnetic-dipole rotational band, alignment plots, configurations, B(M1)/B(2), staggering. Systematics of dipole bands in 132,134Ba, 136Ce. Systematics of staggering and B(M1)/B(E2) in 130,132,134Ba. Tilted axis cranking (TAC) calculations for dipole bands.
doi: 10.1103/PhysRevC.101.014312
2020NO05 Bull.Rus.Acad.Sci.Phys. 84, 495 (2020) K.V.Novikov, E.M.Kozulin, G.N.Knyazheva, I.M.Itkis, A.V.Karpov, M.G.Itkis, I.N.Diatlov, M.Cheralu, B.Gall, Z.Asfari, N.I.Kozulina, D.Kumar, I.V.Pchelintsev, V.N.Loginov, A.E.Bondarchenko, P.P.Singh, I.V.Vorobiev, S.Heinz, W.H.Trzaska, E.Vardaci, N.Tortorelli, C.Borcea, I.Harca Formation and Decay of the Composite System Z = 120 in Reactions with Heavy Ions at Energies Near the Coulomb Barrier
doi: 10.3103/S1062873820040206
2020NO09 Phys.Rev. C 102, 044605 (2020) K.V.Novikov, E.M.Kozulin, G.N.Knyazheva, I.M.Itkis, M.G.Itkis, A.A.Bogachev, I.N.Diatlov, M.Cheralu, D.Kumar, N.I.Kozulina, A.N.Pan, I.V.Pchelintsev, I.V.Vorobiev, W.H.Trzaska, S.Heinz, H.M.Devaraja, B.Lommel, E.Vardaci, S.Spinosa, A.Di Nitto, A.Pulcini, S.V.Khlebnikov, P.P.Singh, Ru.N.Sahoo, B.Gall, Z.Asfari, C.Borcea, I.Harca, D.M.Filipescu Investigation of fusion probabilities in the reactions with 52, 54Cr, 64Ni, and 68Zn ions leading to the formation of Z = 120 superheavy composite systems NUCLEAR REACTIONS 248Cm(52Cr, X)300120*, E=290, 304-MeV; 248Cm(54Cr, X)302120*, E=296 MeV; 232Th(68Zn, X)300120*, E=335 MeV; measured binary reaction products in coincidence by the double-arm time-of-flight spectrometer CORSET, the first two reactions using 248Cm target at the U-400 cyclotron facility of FLNR-Dubna, and the experiment with 232Th target at the University of Jyvaskyla K-130 cyclotron facility; deduced yield and TKE matrices of binary fragments as functions of mass and energy, capture cross sections as a function of effective fissility parameter, excitation energy of primary fragments as function of fragment mass, contributions of symmetric fragments to the capture cross sections, fusion probability as function of the mean fissility parameter, and production σ for the formation of Z=120 superheavy nucleus (SHN). 238U(64Ni, X)302120*, E=335 MeV; compared results of this experiment, reported in 2010Ko16, at Jyvaskyla with the data in the present experiments. 248Cm(54Cr, X) reaction determined to be the most favorable for the production of Z=120 element.
doi: 10.1103/PhysRevC.102.044605
2020SA32 Phys.Rev. C 102, 024615 (2020) R.N.Sahoo, M.Kaushik, A.Sood, A.Sharma, S.Thakur, Pa.Kumar, M.M.Shaikh, R.Biswas, A.Yadav, M.K.Sharma, J.Gehlot, S.Nath, N.Madhavan, R.G.Pillay, E.M.Kozulin, G.N.Knyazheva, K.V.Novikov, P.P.Singh Role of neutron transfer in sub-barrier fusion NUCLEAR REACTIONS 130Te(35Cl, X), E(cm)=94.0, 95.6, 97.2, 98.8, 100.3, 101.9, 103.5, 105.0 MeV; measured evaporation residues (ERs), ΔE-time spectra, fusion σ(E) using recoil mass separator HIRA at IUAC-New Delhi accelerator facility. Comparison with experimental fusion σ(E) data for 130Te(37Cl, X), and other systems. Coupled-channels analysis using CCFULL code.
doi: 10.1103/PhysRevC.102.024615
2020SH29 Eur.Phys.J. A 56, 247 (2020) M.K.Sharma, M.Kumar, M.Shuaib, I.Majeed, M.S.Asnain, V.R.Sharma, A.Yadav, P.P.Singh, D.P.Singh, B.P.Singh, R.Prasad A systematic experimental study of pre-compound emission in α-particle induced reactions on odd mass nuclei A = 103-123 NUCLEAR REACTIONS 103Rh, 107,109Ag, 113,115In, 121,123Sb(α, n), E not given; analyzed available data; deduced systematics on the pre-compound emission process using EXFOR library data.
doi: 10.1140/epja/s10050-020-00238-1
2020SO05 Acta Phys.Pol. B51, 775 (2020) A.Sood, P.Kumar, R.N.Sahoo, P.P.Singh, A.Yadav, V.R.Sharma, M.K.Sharma, R.Kumar, R.P.Singh, S.Muralithar, B.P.Singh, R.K.Bhowmik Evidence of Narrow Range High Spin Population in Incomplete Fusion
doi: 10.5506/APhysPolB.51.775
2019AS06 Eur.Phys.J. A 55, 175 (2019) Md.A.Asgar, G.Mukherjee, T.Roy, S.Nandi, G.H.Bhatt, J.A.Sheikh, R.Palit, S.Bhattacharyya, S.Bhattacharya, C.Bhattacharya, A.Dhal, T.K.Ghosh, A.Chaudhuri, K.Banerjee, S.Kundu, T.K.Rana, P.Roy, R.Pandey, S.Manna, J.K.Meena, S.Saha, S.Biswas, J.Sethi, P.Singh, D.Choudhury Band structures in 169Tm and the structures of Tm isotopes around N=98
doi: 10.1140/epja/i2019-12882-3
2019BA46 Phys.Rev. C 100, 054308 (2019) F.S.Babra, R.Palit, S.Rajbanshi, S.Jehangir, B.Das, G.H.Bhat, J.A.Sheikh, S.Biswas, U.Garg, Md.S.R.Laskar, C.Palshetkar, S.Saha, J.Sethi, P.Singh Investigation of a large change in deformation for the γ-soft nucleus 136Sm NUCLEAR REACTIONS 107Ag(32S, 2np)136Sm, E=145 MeV; measured Eγ, Iγ, two and higher-fold γγ-coin, half-lives of levels in the ground band by DSAM using the INGA array at TIFR-Mumbai accelerator facility. 136Sm; deduced levels, J, π, yrast and γ bands, transitional quadrupole moments, configurations; calculated total Routhian surfaces, proton and neutron quasiparticle energies in the framework of the cranked shell model and the triaxial projected shell-model (TPSM).
doi: 10.1103/PhysRevC.100.054308
2019BI06 Eur.Phys.J. A 55, 159 (2019) S.Biswas, R.Palit, S.Frauendorf, U.Garg, W.Li, G.H.Bhat, J.A.Sheikh, J.Sethi, S.Saha, P.Singh, D.Choudhury, J.T.Matta, A.D.Ayangeakaa, W.A.Dar, V.Singh, S.Sihotra Longitudinal wobbling in 133La NUCLEAR REACTIONS 126Te(11B, 4n)133La, E=52 MeV; measured Eγ, Iγ(θ), γγ-coin, γγγ-coin using INGA (21 Compton suppressed HPGe coupled with digital data acquisition system); deduced 133La lower levels, J, π, γ transitions, angular distribution plots for pure 758, 874, 982 keV M1 transitions in coincidence with 445 keV transition, perpendicular and parallel spectra, a32-a4 contour plots, Direction Correlation from Oriented states (DCO) ratio spectra, B(E2)in, B(E2)out, B(M1)out γ-transitions strengths, mixing ratios, wobbling bands with nω=0 and 1 with interconnecting E2 transitions, increase of wobbling of frequency; calculated 133La angular distribution plots, a2-a4 contour plots, Direction Correlation from Oriented states (DCO) using Quasiparticle-Triaxial-Rotor (QTR) model with and without Harmonic Frozen Approximation (HFA) theory, Tilted Axis Cranking (TAC) model; deduced longitudinal wobbling for 133La. Data compared with recently published 133La study using 116Cd(22Ne, x) at Gammasphere.
doi: 10.1140/epja/i2019-12856-5
2019GO31 Nucl.Phys. A992, 121620 (2019) M.Goyal, R.Kumar, P.Singh, R.K.Seth, R.Kharab Effect of nuclear surface diffuseness on Coulomb excitation and total nuclear reaction cross sections NUCLEAR REACTIONS 197Au(80Kr, x), E not given; calculated Coulomb excitation σ, σ of other processes, two-parameter Fermi type matter density distribution for 80Kr, survival probability, Coulomb excitation σ, absorptioneffects for various values of bmin; deduced effect of nuclear diffuseness on Coulex and total σ.
doi: 10.1016/j.nuclphysa.2019.121620
2019GR08 Phys.Rev. C 100, 064308 (2019) L.Grocutt, R.Chapman, M.Bouhelal, F.Haas, A.Goasduff, J.F.Smith, S.Courtin, D.Bazzacco, T.Braunroth, L.Capponi, L.Corradi, X.Derkx, P.Desesquelles, M.Doncel, E.Fioretto, A.Gottardo, V.Liberati, B.Melon, D.Mengoni, C.Michelagnoli, T.Mijatovic, V.Modamio, G.Montagnoli, D.Montanari, K.F.Mulholland, D.R.Napoli, C.Petrache, A.Pipidis, F.Recchia, E.Sahin, P.P.Singh, A.M.Stefanini, S.Szilner, J.J.Valiente-Dobon Lifetime measurements of N ≈ 20 phosphorus isotopes using the AGATA γ-ray tracking spectrometer NUCLEAR REACTIONS 208Pb(36S, X)33P/34P/35P/36P/37P, E=225 MeV; measured yields of reaction products, Eγ, Iγ, γγ- and (particle)γ-coin, level half-lives by differential recoil-distance method using a plunger device, Prisma magnetic spectrometer for particles, and AGATA array for γ rays at the INFN-LNL-Legnaro facility. 33,34,35,36P; deduced levels, J, π, configurations, B(M1), B(E2), B(E1). Comparison with previous experimental data, and with the state-of-the-art shell-model calculations using PSDPF effective interaction.
doi: 10.1103/PhysRevC.100.064308
2019KU02 Nucl.Phys. A983, 210 (2019) P.Kumar, K.Jha, P.K.Raina, Pushpendra P.Singh Quasi shell gap at 23F NUCLEAR STRUCTURE 17,23,25,29F; calculated USDB (Universal sd-Shell B) central-even, central-odd, lS, ALS and tensor Single Particle Energies (ESPE), variation of proton ESPEs with neutron number using different potentials, proton transfer spectroscopic factors; compared with data; calculated IPM configurations and their contributions, proton and neutron occupation numbers of neutron and proton orbitals; compared with data.
doi: 10.1016/j.nuclphysa.2018.11.022
2019KU14 Phys.Rev. C 100, 024328 (2019) P.Kumar, S.Sarkar, P.P.Singh, P.K.Raina Proton-neutron force and proton single-particle strength in Sc, F, and Li isotopes NUCLEAR STRUCTURE Z=3, N=2-8; Z=9, N=8-20; Z=21, N=20-40; calculated effective single-particle energies (ESPEs) of 0p proton orbitals in Li, 0d1s proton orbitals in F, and 0f1p proton orbitals in Sc isotopes, contribution of central, spin-orbit, and tensor forces of proton-neutron interaction to proton single-particle energy gaps. 9Li, 23,25F, 49,53,55Sc; calculated levels, J, π, proton transfer spectroscopic factors. Shell model calculations with CKHeN interaction. Comparison with experimental data.
doi: 10.1103/PhysRevC.100.024328
2019LA01 Phys.Rev. C 99, 014308 (2019) Md.S.R.Laskar, S.Saha, R.Palit, S.N.Mishra, N.Shimizu, Y.Utsuno, E.Ideguchi, Z.Naik, F.S.Babra, S.Biswas, S.Kumar, S.K.Mohanta, C.S.Palshetkar, P.Singh, P.C.Srivastava g-factor measurement of the 2738 keV isomer in 135La NUCLEAR REACTIONS 128Te(11B, 4n), E=52 MeV; measured delayed γ spectra, g factor by hyperfine interactions using TDPAD technique, half-life of the 23/2+ nanosecond isomer at the heavy-ion accelerator facility of TIFR, Mumbai. 135La; deduced level, configuration. Comparison with large-scale shell model calculations with SNV interaction. NUCLEAR MOMENTS 135La; measured g factor of the 2738-keV, 23/2+ isomer by hyperfine interactions using TDPAD technique, using 128Te(11B, 4n) reaction. Comparison with shell-model calculations.
doi: 10.1103/PhysRevC.99.014308
2019RA21 Nucl.Phys. A990, 149 (2019) N.Rani, P.Singh, M.Singh, R.Kumar, R.Kumar, R.Kharab Influence of coupling of excited states and of deuteron transfer on fusion reactions induced by 6, 7Li on 64Ni, 152Sm and 209Bi targets
doi: 10.1016/j.nuclphysa.2019.07.007
2019SA04 Phys.Rev. C 99, 014315 (2019) S.Samanta, S.Das, R.Bhattacharjee, S.Chatterjee, R.Raut, S.S.Ghugre, A.K.Sinha, U.Garg, Neelam, N.Kumar, P.Jones, Md.S.R.Laskar, F.S.Babra, S.Biswas, S.Saha, P.Singh, R.Palit Single particle configurations in 61Ni NUCLEAR REACTIONS 59Co(7Li, nα), (7Li, X), E=22-24 MeV; measured Eγ, Iγ, γγ-coin, γγ(θ)(DCO and ADO), γγ(linear polarization) using 11 Compton-suppressed Ge clover detectors at the Pelletron LINAC facility of TIFR, Mumbai. 61Ni; deduced high-spin levels, J, π, multipolarities, configurations. Comparison with previous experimental data, and with large basis shell-model calculations. NUCLEAR STRUCTURE 61Ni; calculated levels, J, π, representative and dominant partitions of wave functions of positive and negative parity states using large basis shell-model with JJ44BPN and JUN45 interactions. Comparison with experimental data.
doi: 10.1103/PhysRevC.99.014315
2019SA15 Nucl.Phys. A983, 145 (2019) R.N.Sahoo, M.Kaushik, A.Sood, P.Kumar, V.R.Sharma, A.Yadav, P.P.Singh, M.K.Sharma, R.Kumar, B.P.Singh, S.Aydin, R.Prasad Insights into the low energy incomplete fusion NUCLEAR REACTIONS 169Tm(12C, x), E(cm)=52.98 - 89.25 MeV; measured Eγ, Iγ(t); deduced production σ of evaporation residues. 169Tm(12C, x), E=52.98 - 89.25 MeV;160Gd(12C, x), Ei(cm)=83.7 MeV;103Rh(16O, x), 159Tb(16O, x), E not given; calculated ER production σ using PACE4 and with different level density parameters and using CCFULL; deduced potential parameters, radius parameter from the fit to the data, variation of incomplete fusion fraction with neutron skin thickness and with angular momentum.
doi: 10.1016/j.nuclphysa.2018.12.013
2019SA17 Phys.Rev. C 99, 024607 (2019) R.N.Sahoo, M.Kaushik, A.Sood, P.Kumar, A.Sharma, S.Thakur, P.P.Singh, P.K.Raina, M.M.Shaikh, R.Biswas, A.Yadav, J.Gehlot, S.Nath, N.Madhavan, V.Srivastava, M.K.Sharma, B.P.Singh, R.Prasad, A.Rani, A.Banerjee, U.Gupta, N.K.Deb, B.J.Roy Sub-barrier fusion in the 37Cl + 130Te system NUCLEAR REACTIONS 130Te(37Cl, X), E=121-155 MeV; measured reaction products, evaporation residues, time of flight of evaporation residue, fusion σ(E) using the HIRA recoil mass spectrometer at the 15UD Pelletron accelerator of IUAC-New Delhi; deduced fusion barrier distributions, astrophysical S factor, logarithmic derivative L(E) factor. Comparison with coupled-channels code calculations using CCFULL code. Systematics of reduced fusion excitation functions of 37Cl projectiles on 58,60,62,64Ni, 130Te targets at sub-barrier energies.
doi: 10.1103/PhysRevC.99.024607
2019SA28 Phys.Rev. C 99, 054301 (2019) S.Saha, R.Palit, J.Sethi, S.Biswas, P.Singh, S.Nag, A.K.Singh, I.Ragnarsson, F.S.Babra, U.Garg, A.Goswami, E.Ideguchi, H.C.Jain, S.Kumar, Md.S.R.Laskar, G.Mukherjee, Z.Naik, C.S.Palshetkar Observation of rotation about the longest principal axis in 89Zr NUCLEAR REACTIONS 80Se(13C, 4n), E=50, 60 MeV; measured Eγ, Iγ, γγ-coin, γγ(θ)(DCO), γγ(polarization asymmetry), and level half-lives by DSAM using INGA array at TIFR accelerator facility. 89Zr; deduced high-spin levels, J, π, multipolarities, dipole band, B(M1), configuration; calculated excitation energy relative to a rotating liquid drop energy as a function of spin, and total energy surface plots using cranked Nilsson-Strutinsky model.
doi: 10.1103/PhysRevC.99.054301
2019SH02 Phys.Rev. C 99, 014608 (2019) M.K.Sharma, M.M.Musthafa, M.Shuaib, M.Kumar, V.R.Sharma, A.Yadav, P.P.Singh, B.P.Singh, R.Prasad Semiclassical and quantum mechanical analysis of α-particle-induced reactions on praseodymium: A study relevant to precompound emission NUCLEAR REACTIONS 141Pr(α, n), (α, 2n), E=14.2-40.0 MeV; measured Eγ, Iγ of offline irradiated sample, excitation functions, σ(E) at VECC-Kolkata cyclotron facility; deduced role of precompound emission. Comparison with previous experimental values, and theoretical predictions based on semiclassical model codes: PACE4, TALYS-1.9, ACT, and ALICE91, and the quantum mechanical model code EXIFON. 141Pr, 159Tb, 181Ta, 197Au, 203Tl(α, n), E=17-32 MeV; systematics of precompound fraction.
doi: 10.1103/PhysRevC.99.014608
2019SH09 Phys.Rev. C 99, 024617 (2019) M.Shuaib, V.R.Sharma, A.Yadav, S.Thakur, M.K.Sharma, I.Majeed, M.Kumar, P.P.Singh, D.P.Singh, R.Kumar, R.P.Singh, S.Muralithar, B.P.Singh, R.Prasad Mass and isotopic yield distributions of fission-like events in the 19F + 169Tm system at low energies NUCLEAR REACTIONS 169Tm(19F, X)67Ge/75Br/80Sr/84mRb/101Mo/107In/108In/109In/110mIn/115Sb/120Xe/125Cs/126Ba/128Xe/130Sb/131Te/134Nd/135Nd/137Nd/139Nd/140Sm/156Ho, E=92, 102.5, 105.4 MeV; measured Eγ, Iγ, σ(E) by activation method at IUAC, New Delhi; deduced isotopic yield distributions and fractional independent yield for In and Nd isotopes, mass variance and distribution of fission-like events and heavy residues, isobaric charge dispersion parameter and compared with theoretical calculations, and grazing angular momentum. Systematics of isotopic yield distribution variance in 169Tm(19F, X), (12C, X), 159Tb, 169Tm, 181Ta(16O, X), 232Th(7Li, X), (11B, X), 238U(11B, X), (22Ne, X), 208Pb(22Ne, X) systems.
doi: 10.1103/PhysRevC.99.024617
2019SH17 Phys.Rev. C 99, 034617 (2019) V.R.Sharma, R.Kumar, S.Mukherjee, E.F.Aguilera, M.Shuaib, P.P.Singh, A.Yadav, R.Dubey, S.Appannababu, J.C.Morales-Rivera, S.Kumar, B.P.Singh, R.Prasad Fissionlike events in the 14N + 181Ta system NUCLEAR REACTIONS 181Ta(14N, X)65Ga/72Ga/66Ge/67Ge/69mZn/71mZn/72Zn/70As/76Kr/79Kr/83Se/95Ru/105Rh/106mRh/106In/108In/109In/110In/130Sb/132Ce/133mCe/135I, E=72.9, 76.8, 79.18, 82.2 MeV; measured Eγ, Iγ, σ(E) using offline γ detection at the 15UD pelletron accelerator of IUAC, New Delhi; deduced isotopic yield distribution for In isotopes, mass distribution of fission products, and mass variance as a function of excitation energy for 195Hg. 65Ga; measured half-life for its decay. Comparison of measured σ with theoretical calculations using PACE code, and with previously measured isotopic yield distributions in the following fissioning systems: 159Tb, 169Tm, 181Ta(16O, X), E=57.1, 61.06, 67.04 MeV, 232,233Th(7Li, X), E=41.7 MeV, 232Th, 238U(11B, X), E=55.7, 67.4 MeV, 238U(22Ne, X), E=54.5 MeV, and 208Pb(20Ne, X), E=46.4 MeV.
doi: 10.1103/PhysRevC.99.034617
2019SO21 Acta Phys.Pol. B50, 291 (2019) A.Sood, P.Kumar, R.N.Sahoo, P.P.Singh, A.Yadav, V.R.Sharma, M.K.Sharma, D.P.Singh, U.Gupta, S.Aydin, R.Kumar, B.P.Singh, R.Prasad Entrance Channel Effects on Fission Fragment Mass Distribution in 12C + 169Tm System NUCLEAR REACTIONS 169Tm(12C, X), E= 77.18, 83.22, 89.25 MeV; measured Eγ, Iγ(t); deduced production σ of evaporation residues, isotopic yieldsmass distribution of fission fragments.
doi: 10.5506/aphyspolb.50.291
2018RA14 Phys.Lett. B 782, 143 (2018) S.Rajbanshi, R.Raut, H.Pai, S.Ali, A.Goswami, G.Gangopadhyay, S.Bhattacharyya, G.Mukherjee, S.Muralithar, R.P.Singh, M.Kumar Raju, P.Singh, R.K.Bhowmik Abrupt phase change of the core rotation in the 143Sm nucleus NUCLEAR REACTIONS 124Sn(24Mg, 5n), E=107 MeV; measured reaction products, Eγ, Iγ; deduced γ-ray energies, J, π, branching, level lifetimes and side feeding lifetimes, B(M1), B(E2), high spin dipole sequences. Comparison with available data.
doi: 10.1016/j.physletb.2018.05.021
2018RA26 Phys.Rev. C 98, 061304 (2018) S.Rajbanshi, R.Raut, H.Pai, S.Ali, A.Goswami, S.Bhattacharyya, G.Mukherjee, R.K.Bhowmik, S.Muralithar, R.P.Singh, G.Gangopadhyay, M.Kumar Raju, P.Singh Extremely asymmetric shears band in 143Sm NUCLEAR STRUCTURE 124Sn(24Mg, 5n), E=107 MeV; measured Eγ, Iγ, γγ-coin, γγ(θ)(DCO), γγ(linear pol), level half-lives by DSA method using the INGA array at the 15UD pelletron facility of IUAC-New Delhi. 143Sm; deduced high-spin levels, J, π, multipolarities, mixing ratios, magnetic dipole rotational (shears) band, B(M1), B(E2), configuration. Comparison with the principle axis cranking (SPAC) model predictions.
doi: 10.1103/PhysRevC.98.061304
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
2018SA02 Phys.Rev. C 97, 014319 (2018) S.Samanta, S.Das, R.Bhattacharjee, S.Chatterjee, R.Raut, S.S.Ghugre, A.K.Sinha, U.Garg, Neelam, N.Kumar, P.Jones, Md.SazedurR.Laskar, F.S.Babra, S.Biswas, S.Saha, P.Singh, R.Palit Single-particle excitations in the level structure of 64Cu NUCLEAR REACTIONS 59Co(7Li, np), E=22-24 MeV; measured Eγ, Iγ, γγ-coin, γγ(θ)(ADO), γγ(linear polarization) using an array of 11 Compton-suppressed Clover detectors at Pelletron LINAC facility of TIFR, Mumbai. 64Cu; deduced high-spin levels, J, π, multipolarities, configurations. Comparison with shell-model calculations using the NUSHELLX code. NUCLEAR STRUCTURE 64Cu; calculated levels, J, π, configurations using the NUSHELLX code. Comparison with experimental data.
doi: 10.1103/PhysRevC.97.014319
2018SA38 Acta Phys.Pol. B49, 585 (2018) R.N.Sahoo, M.Kaushik, A.Sood, P.Kumar, V.R.Sharma, A.Yadav, M.Shuaib, D.P.Singh, P.P.Singh, U.Gupta, M.K.Sharma, R.Kumar, B.P.Singh, S.Aydin, H.J.Wollersheim, R.Prasad Entrance Channel Effect on Incomplete Fusion NUCLEAR REACTIONS 169Tm(12C, x), E=5-7.5 MeV/nucleon; measured evaporation residues (ER) Eγ, Iγ(time); deduced 177Re σER; calculated σER using statistical model code PACE-IV with different level density parameter; calculated total (summed over all ERs) σT, complete and incomplete fusion σCF, σICF. 103Rh, 115In, 159Tb, 169Tm, 197Au(12C, x), E not given;103Rh, 159Tb, 169Tm(16O, x), E not given; measured reaction products Eγ, Iγ; deduced incomplete fusion fraction vs mass asymmetry (relative projectile-target velocity close to 0.05c vs asymmetry).
doi: 10.5506/aphyspolb.49.585
2018SH25 Phys.Rev. C 98, 014605 (2018) M.Shuaib, V.R.Sharma, A.Yadav, M.K.Sharma, P.P.Singh, D.P.Singh, R.Kumar, R.P.Singh, S.Muralithar, B.P.Singh, R.Prasad Effects of projectile break-up on fusion cross sections at energies near and above the Coulomb barrier: A case of incomplete fusion NUCLEAR REACTIONS 175Lu(19F, 4n), (19F, 5n), (19F, 6n), (19F, 3np), (19F, 4np), (19F, 5np), (19F, nα), (19F, 2nα), (19F, 3nα), (19F, 4nα), (19F, 2npα), (19F, 3npα), (19F, 4npα), (19F, 3n2α), (19F, 4n2α), (19F, 4np2α), E=82-112 MeV; measured Eγ, Iγ, σ(E) of evaporation residues populated via complete fusion (CF) and/or incomplete fusion (ICF) processes using offline γ-activation method at the Inter University Accelerator Centre (IUAC-New Delhi). Comparison with statistical model calculations using PACE4 model.
doi: 10.1103/PhysRevC.98.014605
2018SH38 Phys.Rev. C 98, 054607 (2018) M.K.Sharma, M.Kumar, Mohd.Shuaib, V.R.Sharma, A.Yadav, P.P.Singh, B.P.Singh, R.Prasad Systematic study of precompound neutron emission in α-particle-induced reactions NUCLEAR REACTIONS 141Pr(α, n), E=10-40 MeV; measured Eγ, Iγ offline, σ(E) at VECC-Kolkata facility. 51V(α, n), E=5-35 MeV; 55Mn(α, n), E=5-25 MeV; 93Nb(α, n), E=10-40 MeV; 121Sn(α, n), E=6-60 MeV; 123Sb(α, n), E=10-40 MeV; 141Pr(α, n), E=10-40 MeV; analyzed σ(E) data; deduced precompound nucleus (PCN) fraction for one neutron channels. Comparison with predictions using ALICE code.
doi: 10.1103/PhysRevC.98.054607
2018SH39 Eur.Phys.J. A 54, 205 (2018) M.K.Sharma, M.Kumar, M.Shuaib, V.R.Sharma, A.Yadav, Pushpendra P.Singh, D.P.Singh, B.P.Singh, R.Prasad Analysis of experimental cross-section for (α, n) reactions in odd A and odd Z heavy nuclei: A systematics on pre-compound emission COMPILATION 139La, 159Tb, 181Ta, 197Au, 203Tl(α, n), E=cyclotron; compiled σ; calculated σ, pre-equilibrium fraction using PACE4 (compound nucleus only) and ALICE (includes pre-equilibrium) with varied parameters; deduced parameters influence on the cross sections.
doi: 10.1140/epja/i2018-12634-y
2018SI26 Phys.Rev.Lett. 121, 192501 (2018) P.Singh, W.Korten, T.W.Hagen, A.Gorgen, L.Grente, M.-D.Salsac, F.Farget, E.Clement, G.de France, T.Braunroth, B.Bruyneel, I.Celikovic, O.Delaune, A.Dewald, A.Dijon, J.-P.Delaroche, M.Girod, M.Hackstein, B.Jacquot, J.Libert, J.Litzinger, J.Ljungvall, C.Louchart, A.Gottardo, C.Michelagnoli, C.Muller-Gatermann, D.R.Napoli, T.Otsuka, N.Pillet, F.Recchia, W.Rother, E.Sahin, S.Siem, B.Sulignano, T.Togashi, Y.Tsunoda, Ch.Theisen, J.J.Valiente-Dobon Evidence for Coexisting Shapes through Lifetime Measurements in 98Zr NUCLEAR REACTIONS 9Be(238U, X)98Zr, E=6.2 MeV/nucleon; measured reaction products, Eγ, Iγ; deduced level lifetimes, B(E2) values. Comparison with available data. Recoil-distance Doppler shift method.
doi: 10.1103/PhysRevLett.121.192501
2017AS01 Phys.Rev. C 95, 031304 (2017) Md.A.Asgar, T.Roy, G.Mukherjee, A.Dhal, S.Bhattacharya, S.Bhattacharyya, C.Bhattacharya, S.Bhattacharya, A.Chaudhuri, K.Banerjee, S.Kundu, S.Manna, R.Pandey, J.K.Meena, R.Palit, S.Biswas, S.Saha, J.Sethi, P.Singh, D.Choudhury Return of backbending in 169Tm and the effect of the N=98 deformed shell gap NUCLEAR REACTIONS 169Tm(32S, 32S'), E=164 MeV; measured Eγ, Iγ, γγ-coin, γγ(θ)(DCO), γγ(linear polarization) using INGA array at 14-UD BARC-TIFR Pelletron facility. 169Tm; deduced high-spin levels, J, π, multipolarities, bands, configurations, alignments, band crossings, deformation parameters. Comparison with cranked shell model calculations. Systematics of alignment plots of rotational bands in 165,167,169Tm nuclei. NUCLEAR STRUCTURE 165,167,169Tm; calculated total Routhian surface (TRS) contours, quasineutron energy levels, crossing frequencies and interaction strengths at the band crossings in 1/2[411] bands. Comparison with experimental band crossing frequencies. Cranked shell model calculations.
doi: 10.1103/PhysRevC.95.031304
2017AY04 Phys.Rev. C 96, 024315 (2017) S.Aydin, M.Ionescu-Bujor, G.Tz.Gavrilov, B.I.Dimitrov, S.M.Lenzi, F.Recchia, D.Tonev, M.Bouhelal, F.Kavillioglu, P.Pavlov, D.Bazzacco, P.G.Bizzeti, A.M.Bizzeti-Sona, G.de Angelis, I.Deloncle, E.Farnea, A.Gadea, A.Gottardo, N.Goutev, F.Haas, T.Huyuk, H.Laftchiev, S.Lunardi, Tz.K.Marinov, D.Mengoni, R.Menegazzo, C.Michelagnoli, D.R.Napoli, P.Petkov, E.Sahin, P.P.Singh, E.A.Stefanova, C.A.Ur, J.J.Valiente-Dobon, M.S.Yavahchova High-spin states and lifetimes in 33S and shell-model interpretation in the sd-fp space NUCLEAR REACTIONS 24Mg(14N, pα), E=40 MeV; measured Eγ, Iγ, γγ-coin, γγ(θ)(ADO), and level half-lives by DSAM using the 4π GASP array composed of 40 Compton-suppressed HPGe detectors at the LNL-Legnaro XTU-tandem accelerator facility. 33S; deduced high-spin levels, J, π, multipolarities, mixing ratios, B(E2), B(M1), B(E1), B(M2), B(E3), configurations. Comparison with large scale shell-model calculations using the ANTOINE code with the USD, PSDPF, and sdfp effective interactions.
doi: 10.1103/PhysRevC.96.024315
2017DA02 Nucl.Phys. A958, 147 (2017) Symmetry energy III: Isovector skins NUCLEAR REACTIONS 48Ca, 90Zr, 120Sn, 208Pb(p, n), E=25, 35, 45 MeV;48Ca(p, p), E=21, 25, 35, 45, 48.4 MeV;48Ca(n, n), E=16.8 MeV;90Zr(p, p), E=25.1, 30, 40, 49.4 MeV;90Zr(n, n), E=11, 24 MeV;120Sn(p, p), E=30.3, 39.6, 40, 49.3 MeV;12oSn(n, n), E=11, 13.9, 16.9 MeV;208Pb(p, p), E=24.1, 30.3, 35, 45, 47.3, 49.3 MeV;208Pb(n, n), E=8, 10, 20, 22, 24, 26, 30.4, 42 MeV; calculated elastic proton scattering σ(θ), quasielastic charge-exchange σ(θ) using Lane optical model with isoscalar and isovector potentials; deduced parameters. Compared with data.
doi: 10.1016/j.nuclphysa.2016.11.008
2017DA10 Phys.Rev. C 95, 051301 (2017) B.Das, N.Rather, P.Datta, S.Chattopadhyay, S.Rajbanshi, A.Goswami, S.Roy, S.Pal, R.Palit, S.Saha, J.Sethi, S.Biswas, P.Singh, H.C.Jain Novel evolution of the positive parity shears band in 106Ag NUCLEAR REACTIONS 96Zr(14N, 4n), E=68 MeV; measured Eγ, Iγ, two and higher-fold γγ-coin, γγ(θ)(DCO), level half-lives by DSAM and line-shape analysis using INGA array at Pelletron-LINAC facility of TIFR-Mumbai. 106Ag; deduced high-spin levels, J, π, multipolarities, mixing ratios, B(M1), B(E2), bands, magnetic rotational (shears) band, configurations, Routhians. Comparison with shears mechanism principal axis cranking (SPAC) model.
doi: 10.1103/PhysRevC.95.051301
2017KU29 Phys.Rev. C 96, 054614 (2017) R.Kumar, V.R.Sharma, A.Yadav, P.P.Singh, A.Agarwal, S.Appannababu, S.Mukherjee, B.P.Singh, R.Ali, R.K.Bhowmik Low-energy nuclear reaction of the 14N + 169Tm system: Incomplete fusion NUCLEAR REACTIONS 169Tm(14N, X)174W/175W/176W/177W/178Re/179Re/179Os, E=76, 78, 80, 83 MeV; measured Eγ, Iγ; deduced complete fusion (CF) σ(E) for 4n-, p3n-, p4n-, α2n-, α3n-, α4n- and α5n-channels, incomplete fusion (ICF) σ(E), and compared with statistical model code PACE4; discussed several other systems for complete and incomplete fusion strength functions and percentage fraction of ICF.
doi: 10.1103/PhysRevC.96.054614
2017PA39 Phys.Rev. C 96, 044616 (2017) S.K.Pandit, A.Shrivastava, K.Mahata, V.V.Parkar, R.Palit, N.Keeley, P.C.Rout, A.Kumar, K.Ramachandran, S.Bhattacharyya, V.Nanal, C.S.Palshetkar, T.N.Nag, S.Gupta, S.Biswas, S.Saha, J.Sethi, P.Singh, A.Chatterjee, S.Kailas Investigation of large alpha production in reactions involving weakly bound 7Li NUCLEAR REACTIONS 93Nb(7Li, X)92Zr/93Nb/94Nb/95Nb/93mMo/94Mo/95Mo/95mMo/95Tc/95mTc/96Tc/96mTc/97Tc/96Ru/97Ru/98Ru, E=24, 26, 28, 30 MeV; measured Eγ, Iγ, γγ-coin, σ(E) for (t, n), (t, 2n), (t, 3n), (α, n), (α, 2n), (7Li, 2n), (7Li, 3n), (7Li, 4n), and (7Li, p2n) channels using INGA array at Pelletron-Linac facility in Mumbai; analyzed literature and present data for t-capture and inclusive α-production cross sections for 7Li projectiles incident on 28Si, 58,64Ni, 65Cu, 93Nb, 118,124Sn, 159Tb, 165Ho, 197Au, 198Pt, 208Pb, and 209Bi targets. Comparison with statistical model calculations using PACE code, and angular momentum distribution from the coupled channel code CCFULL.
doi: 10.1103/PhysRevC.96.044616
2017SH32 J.Phys.(London) G44, 105108 (2017) M.Shuaib, V.R.Sharma, A.Yadav, M.K.Sharma, P.P.Singh, D.P.Singh, R.Kumar, R.P.Singh, S.Muralithar, B.P.Singh, R.Prasad Influence of incomplete fusion on complete fusion at energies above the Coulomb barrier NUCLEAR REACTIONS 169Tm(19F, X)185Pt/184Pt/183Pt/184Ir/183Ir/175W/174W/176Ta/175Ta/179Os/181Os/182Os/183Os/174W/175W/176W, E<120 MeV; measured reaction products, Eγ, Iγ; deduced σ, ICF strength function. Comparison with statistical model code pace4.
doi: 10.1088/1361-6471/aa84fb
2017SI10 Eur.Phys.J. A 53, 69 (2017) P.Singh, R.Palit, D.Choudhury, P.C.Srivastava, S.Biswas, S.Saha, J.Sethi Identification of levels above 6- isomeric state in 66Cu NUCLEAR REACTIONS 65Cu(30Si, x)66Cu, E=136 MeV; measured Eγ, Iγ(θ), γγ-coin using INGA (Indian National Gamma Array) spectrometer consisting of 19 Compton-suppressed HPGe; deduced levels, J, π, γ-ray transitions using MARCOS subroutine to sort time-stamped coincidence data, transition multipolarity; calculated levels, J, π using shell model with two different interactions.
doi: 10.1140/epja/i2017-12258-9
2017SO12 Phys.Rev. C 96, 014620 (2017) A.Sood, P.P.Singh, R.N.Sahoo, P.Kumar, A.Yadav, V.R.Sharma, Mohd.Shuaib, M.K.Sharma, D.P.Singh, U.Gupta, R.Kumar, S.Aydin, B.P.Singh, H.J.Wollersheim, R.Prasad Fission-like events in the 12C + 169Tm system at low excitation energies NUCLEAR REACTIONS 169Tm(12C, X)74mBr/74Kr/75Br/75Ge/75Kr/76Kr/77Kr/78As/79Rb/81Sr/84Br/85Zr/86Y/87Zr/89Rb/93Y/94Ru/95Ru/97Nb/98mNb/101Tc/102mTc/104Tc/104Ag/105Tc/105In/175Re/176Re/177Re/178Re/177W/173Ta/174Ta/175Ta/176Ta/171Lu, E=77.81, 83.22, 89.25 MeV; measured Eγ, Iγ, recoil-catcher activation technique, half-life of 74Kr decay, production σ(E) of fission products and evaporation residues, charge and mass distribution of fission fragments at the pelletron accelerator facility of IUAC-New Delhi; deduced fission as one of the competing modes of deexcitation of complete and/or incomplete fusion composites at low excitation energies. Comparison with calculations using PACE code. 181Ta(16O, X), E*=67.04 MeV; 159Tb(16O, X), E*=57.1 MeV; 169Tm(16O, X), E*=61.06 MeV; 232Th(7Li, X), E*=41.7 MeV; 232Th(11B, X), E*=55.7 MeV; 238U(11B, X), E*=67.4 MeV; 238U(22Ne, X), E*=64.5 MeV; 208Pb(20Ne, X), E*=46.4 MeV; analyzed previous experimental data for isotopic yield distributions.
doi: 10.1103/PhysRevC.96.014620
2017YA25 Phys.Rev. C 96, 044614 (2017) A.Yadav, P.P.Singh, Mohd.Shuaib, V.R.Sharma, I.Bala, Unnati, S.Gupta, D.P.Singh, M.K.Sharma, R.Kumar, S.Murlithar, R.P.Singh, B.P.Singh, R.Prasad Systematic study of low-energy incomplete fusion: Role of entrance channel parameters NUCLEAR REACTIONS 159Tb(13C, 3n), (13C, 4n), (13C, 5n), (13C, 4np), (13C, 2nα), (13C, 3nα), (13C, 5nα), (13C, 2n2α), (13C, 3n2α), (13C, 4n2α), E AP 58, 60, 70, 73, 85, 88 MeV; measured reaction products, Eγ, Iγ, σ(E) at IUAC facility in New Delhi; deduced ICF fraction, and compared with several other systems in the literature. Comparison with theoretical calculations using PACE4 code. 168Lu; measured half-life of the decay of the g.s. from decay curve of 228-keV γ ray.
doi: 10.1103/PhysRevC.96.044614
2016BA10 J.Radioanal.Nucl.Chem. 307, 1385 (2016) S.Badwar, R.Ghosh, B.M.Lawriniang, V.Vansola, A.Gopalakrishna, H.Naik, Y.Naik, S.Venkata S.Sanjay Y.Salunkhe, A.Agarwal, S.Ware, A.K.Gupta, B.Jyrwa, S.Ganesan, P.Singh, A.Goswami 151Eu(n, γ)152m1Eu reaction cross-section measurement at the neutron energies of 1.12, 2.12, 3.12 and 4.12 MeV NUCLEAR REACTIONS 151Eu(n, γ), E=1.12, 2.12, 3.12, 4.12 MeV; measured reaction products, Eγ, Iγ; deduced σ. Comparison with TALYS 1.6 nuclear reaction code calculations.
doi: 10.1007/s10967-015-4230-2
2016BI02 Phys.Rev. C 93, 034324 (2016) S.Biswas, R.Palit, A.Navin, M.Rejmund, A.Bisoi, M.S.Sarkar, S.Sarkar, S.Bhattacharyya, D.C.Biswas, M.Caamano, M.P.Carpenter, D.Choudhury, E.Clement, L.S.Danu, O.Delaune, F.Farget, G.de France, S.S.Hota, B.Jacquot, A.Lemasson, S.Mukhopadhyay, V.Nanal, R.G.Pillay, S.Saha, J.Sethi, P.Singh, P.C.Srivastava, S.K.Tandel Structure of 13252Te80: The two-particle and two-hole spectrum of 13250Sn82 NUCLEAR REACTIONS 232Th(7Li, F)132Te, E=5.4 MeV/nucleon; 9Be(238U, F), E=6.2 MeV/nucleon; measured Eγ, Iγ, γγ-coin, γγ(t), (fragment)γ-, (fragment)γγ-coin, γγ(θ) using INGA array at TIFR-BARC Pelletron LINAC facility for (7Li, F) reaction, and EXOGAM-VAMOS++ system at GANIL for (238U, F) reaction. 132Te; deduced high-spin levels, J, π, multipolarity, configurations, proton and neutron wavefunction amplitudes, p-n correlations at high spin. Comparison with shell-model calculations using jj55pna and modified jj55pna interactions. Systematics of positive-parity level energies in 122,124,126,128,130,132,134,136Te. NUCLEAR STRUCTURE 132Te; calculated levels, J, π, proton and neutron wavefunction amplitudes, decomposition of the total angular momentum of positive- and negative-parity states using shell model jj55pna and modified jj55pna interactions. Comparison with experimental values. 132Te, 130Sn; 130Te, 128Sn; 128Te, 126Sn; deduced energy differences between the experimental and calculated energy levels of positive-parity as a function of spin, with calculations using shell model.
doi: 10.1103/PhysRevC.93.034324
2016DA03 Phys.Rev. C 93, 064322 (2016) B.Das, N.Rather, S.Chattopadhyay, S.Rajbanshi, A.Goswami, P.Datta, S.Roy, R.Palit, S.Pal, S.Saha, J.Sethi, S.Biswas, P.Singh, H.C.Jain Three proton hole structure in 106Ag NUCLEAR REACTIONS 96Zr(14N, 4n), E=68 MeV; measured Eγ, Iγ, γγ-coin, γγ(θ)(DCO), γγ(linear polarization), level half-lives by DSAM using INGA array at 14-UD Pelletron facility of TIFR-BARC. 106Ag; deduced high-spin levels, J, π, multipolarities, B(M1), B(E2), configuration, magnetic-dipole rotational band. Comparison with Routhian calculations, and shears mechanism with the principal axis cranking (SPAC) calculation.
doi: 10.1103/PhysRevC.93.064322
2016GH02 J.Radioanal.Nucl.Chem. 307, 1481 (2016) R.Ghosh, S.Badwar, B.M.Lawriniang, V.Vansola, H.Naik, Y.Naik, S.V.Suryanarayana, N.S.Tawade, S.Padmakumar, S.C.Sharma, S.K.Gupta, B.Jyrwa, S.Ganesan, P.Singh, A.Goswa Determination of 110Cd(n, γ)111mCd and 111Cd(n, n')111mCd reaction cross-sections at the neutron energies of 1.12-4.12 MeV NUCLEAR REACTIONS 110Cd(n, γ), 111Cd(n, n'), E=1.12-4.12 MeV; measured reaction products, Eγ, Iγ; deduced σ. Comparison with TALYS 1.6 nuclear reaction code calculations, experimental data.
doi: 10.1007/s10967-015-4244-9
2016KA56 Eur.Phys.J. A 52, 360 (2016) Identical high- K three-quasiparticle rotational bands NUCLEAR STRUCTURE 163Er, 175,179Ta, 177Lu, 171Hf, 177Re, 181Ir; calculated structure parameters, high-K three-quasiparticle rotational bands, dynamical moments of inertia using TAC (Tilted Axis Cranking) model; deduced six IB (Identical Bands) for specified pairs of nuclei. Compared with data.
doi: 10.1140/epja/i2016-16360-2
2016KU03 Eur.Phys.J. A 52, 25 (2016) R.Kumar, S.Sharma, P.Singh, R.Kharab Determination of minimum impact parameter by modified touching spheres schemes for intermediate energy Coulomb excitation experiments NUCLEAR REACTIONS 197Au(26Ne, x), (68Fe, x), (102Cd, x), (197Au, x), E=30-500 MeV/nucleon; calculated minimum impact factor with inclusion of energy-dependent term.
doi: 10.1140/epja/i2016-16025-2
2016SH04 Nucl.Phys. A946, 182 (2016) Vijay R.Sharma, Pushpendra P.Singh, M.Shuaib, A.Yadav, I.Bala, Manoj K.Sharma, S.Gupta, D.P.Singh, R.Kumar, S.Muralithar, R.P.Singh, B.P.Singh, R.Prasad, R.K.Bhowmik Incomplete fusion in 16O+159Tb
doi: 10.1016/j.nuclphysa.2015.11.012
2016SH23 Phys.Rev. C 94, 014613 (2016) Mohd.Shuaib, V.R.Sharma, A.Yadav, P.P.Singh, M.K.Sharma, D.P.Singh, R.Kumar, R.P.Singh, S.Muralithar, B.P.Singh, R.Prasad Incomplete fusion studies in the 19F + 159Tb system at low energies and its correlation with various systematics NUCLEAR REACTIONS 159Tb(19F, X), E=99.45, 102.6, 105.44, 108.1 MeV from 15UD-pelletron accelerator of IUAC-New Delhi; measured Eγ, Iγ, σ(E) using activation method; deduced evaporation residue σ(E), complete fusion (CF) and incomplete fusion (ICF) σ(E); analyzed experimental excitation functions for the present reaction and data for 103Rh, 115In, 128Te, 159Tb, 165Ho, 169Tm(12C, X), 159Tb(13C, X), 159Tb, 169Tm, 181Ta(16O, X), and 175Lu(19F, X) reactions with statistical model code PACE4 to extract incomplete fusion strength function.
doi: 10.1103/PhysRevC.94.014613
2016SH36 Phys.Rev. C 94, 044617 (2016) M.K.Sharma, P.P.Singh, V.R.Sharma, Mohd.Shuaib, D.P.Singh, A.Yadav, Unnati, R.Kumar, B.P.Singh, R.Prasad Precompound emission in low-energy heavy-ion interactions from recoil range and spin distributions of heavy residues: A new experimental method NUCLEAR REACTIONS 169Tm(16O, 2n)183Ir, E=88 MeV; 159Tb(16O, 2n)173Ta, 159Tb(16O, np)173Hf, 159Tb(16O, 3n)172Ta, E=90 MeV; 181Ta(16O, 2n)195Tl, E=81, 90, 96 MeV; measured recoil range distributions (RRDs) and spin distributions (SDs) of reaction residues, σ, Eγ, Iγ from the decays of reaction products at IUAC-New Delhi accelerator facility.
doi: 10.1103/PhysRevC.94.044617
2016SI26 Eur.Phys.J. A 52, 335 (2016) Analysis of fission-fragment mass distribution within the quantum-mechanical fragmentation theory NUCLEAR REACTIONS 208Pb(18O, F), (18O, X)1NN, E=85 MeV; calculated fission fragment mass distribution using QMFT (Quantum-Mechanical Fragmentation Theory). Compared with published data.
doi: 10.1140/epja/i2016-16335-3
2015CH05 Phys.Rev. C 91, 014318 (2015) D.Choudhury, R.Palit, P.Singh, J.Sethi, S.Saha, S.Biswas, H.C.Jain, V.Nanal, R.G.Pillay, R.Donthi, S.K.Jadhav, B.S.Naidu, B.Maheshwari, A.K.Jain, S.C.Pancholi, R.P.Singh, S.Mukhopadhyay, D.C.Biswas, L.S.Danu, S.K.Tandel, L.Chaturvedi, K.R.Devi, S.Singh Role of neutrons in the coexistence of magnetic and antimagnetic rotation bands in 107Cd NUCLEAR REACTIONS 94Zr(18O, 5n), E=90 MeV; measured Eγ, Iγ, γγ-coin, γγ(θ)(DCO), γγ(linear pol), level half-lives by DSAM using INGA array at TIFR-BARC Pelletron-Linac facility. 107Cd; deduced levels, J, π, multipolarity, configuration, B(M1), alignment plots, magnetic (shears) and antimagnetic rotational (MR and AMR) bands. Comparison with tilted axis cranking and semiclassical model (SCM) calculations.
doi: 10.1103/PhysRevC.91.014318
2015KU09 Acta Phys.Pol. B46, 453 (2015) R.Kumar, V.R.Sharma, A.Yadav, P.P.Singh, S.Appanababu, A.Aggarwal, B.P.Singh, S.Mukherjee, S.Muralithar, R.Ali, R.K.Bhowmik Low Energy Incomplete Fusion and the Role of Input Angular Momenta NUCLEAR REACTIONS 169Tm(14N, X), E=4-7 MeV/nucleon; measured reaction products, Eγ, Iγ; deduced σ. Comparison with semi-empirical code MARC.
doi: 10.5506/APhysPolB.46.453
2015KU23 Europhys.Lett. 111, 32001 (2015) Optimum forward scattering zone for intermediate-energy Coulomb excitation experiments NUCLEAR REACTIONS 197Au(11Be, 11Be'), (26Ne, 26Ne'), (32Mg, 32Mg'), (38Si, 38Si'), (44S, 44S'), (56Ti, 56Ti'), (78Kr, 78Kr'), (96Mo, 96Mo'), (110Sn, 110Sn'), (197Au, 197Au'), 208Pb(208Pb, 208Pb'), E=30-1000 MeV/nucleon; calculated parameters for various projectile-target systems at incident beam energies. Comparison with available data.
doi: 10.1209/0295-5075/111/32001
2015SA09 Phys.Rev. C 91, 034302 (2015) E.Sahin, M.Doncel, K.Sieja, G.de Angelis, A.Gadea, B.Quintana, A.Gorgen, V.Modamio, D.Mengoni, J.J.Valiente-Dobon, P.R.John, M.Albers, D.Bazzacco, G.Benzoni, B.Birkenbach, B.Cederwall, E.Clement, D.Curien, L.Corradi, P.Desesquelles, A.Dewald, F.Didierjean, G.Duchene, J.Eberth, M.N.Erduran, E.Farnea, E.Fioretto, G.de France, C.Fransen, R.Gernhauser, A.Gottardo, M.Hackstein, T.Hagen, A.Hernandez-Prieto, H.Hess, T.Huyuk, A.Jungclaus, S.Klupp, W.Korten, A.Kusoglu, S.M.Lenzi, J.Ljungvall, C.Louchart, S.Lunardi, R.Menegazzo, C.Michelagnoli, T.Mijatovic, B.Million, P.Molini, G.Montagnoli, D.Montanari, O.Moller, D.R.Napoli, A.Obertelli, R.Orlandi, G.Pollarolo, A.Pullia, F.Recchia, P.Reiter, D.Rosso, W.Rother, M.-D.Salsac, F.Scarlassara, M.Schlarb, S.Siem, PushpendraP.Singh, P.-A.Soderstrom, A.M.Stefanini, O.Stezowski, B.Sulignano, S.Szilner, Ch.Theisen, C.A.Ur, M.Yalcinkaya Shell evolution beyond N=40: 69, 71, 73Cu NUCLEAR REACTIONS 238U(76Ge, X)69Cu/71Cu/73Cu, E=577 MeV; measured Eγ, Iγ, yields of reaction products level half-lives by RDDS method using AGATA demonstrator array coupled to PRISMA spectrometer at Tandem-XTU and ALPI LINAC facilities at LNL, Legnaro. 69,71,73Cu; deduced levels, J, π, B(E2), configuration. Comparison with the state-of-the-art shell-model calculations.
doi: 10.1103/PhysRevC.91.034302
2015SE17 Phys.Rev. C 92, 064307 (2015) K.Selvakumar, A.K.Singh, C.Ghosh, P.Singh, A.Goswami, R.Raut, A.Mukherjee, U.Datta, P.Datta, S.Roy, G.Gangopadhyay, S.Bhowal, S.Muralithar, R.Kumar, R.P.Singh, M.K.Raju Evidence for octupole correlation and chiral symmetry breaking in 124Cs NUCLEAR REACTIONS 96Zr(32S, 3np), E=140 MeV; measured Eγ, Iγ, γγ-coin, branching ratios, level half-lives by DSAM using INGA array at Pelletron accelerator at IUAC-New Delhi. 124Cs; deduced high-spin levels, J, π, bands, B(E2), B(M1), B(E1), B(M1)/B(E2) ratios, chiral-partner bands. Comparison with particle-rotor model, and triaxial projected shell model calculations. Comparison of B(M1) and B(E2) rates, and energy separations in chiral partner bands with those in 126,128Cs.
doi: 10.1103/PhysRevC.92.064307
2015SH01 Phys.Rev. C 91, 014603 (2015) M.K.Sharma, P.P.Singh, D.P.Singh, A.Yadav, V.R.Sharma, I.Bala, R.Kumar, Unnati, B.P.Singh, R.Prasad Systematic study of pre-equilibrium emission at low energies in 12C- and 16O-induced reactions NUCLEAR REACTIONS 128Te(12C, 3n)137Ce, E≈42-80 MeV; 169Tm(12C, 3n)178Re, E≈55-85 MeV; 159Tb(16O, 3n)172Ta, E≈68-95 MeV; 169Tm(16O, 3n)182Ir, E≈70-95 MeV; 181Ta(16O, 3n)194gTl/194mTl, E≈75-100 MeV; measured Eγ, Iγ, σ(E) using activation method; deduced strength of pre-equilibrium (PE) emission. Comparison with theoretical predictions of statistical model code PACE4 and Geometry Dependent Hybrid (GDH)-based code ALICE-91.
doi: 10.1103/PhysRevC.91.014603
2015SH04 Phys.Rev. C 91, 024608 (2015) M.K.Sharma, A.Yadav, V.R.Sharma, D.P.Singh, P.P.Singh, Unnati, I.Bala, R.Kumar, B.P.Singh, R.Prasad Experimental study of cross sections in the 12C+27Al system at ≈ 3-7 MeV / relevant to the incomplete fusion process NUCLEAR REACTIONS 27Al(12C, nα)34Cl, (12C, 3p2α)28Mg, (12C, n2p3α)24Na, E≈39-85 MeV; measured Eγ, Iγ, σ(E) using γ-activation technique at 15-UD Pelletron accelerator facility of IUAC; comparison with theoretical cross sections from statistical approach and Monte Carlo procedure using PACE4 code; deduced SUMRULE model predictions.
doi: 10.1103/PhysRevC.91.024608
2015SH12 J.Phys.(London) G42, 055113 (2015) V.R.Sharma, A.Yadav, P.P.Singh, I.Bala, D.P.Singh, S.Gupta, M.K.Sharma, R.Kumar, S.Muralithar, R.P.Singh, B.P.Singh, R.K.Bhowmik, R.Prasad Spin distribution measurements in 16O+159Tb system: incomplete fusion reactions NUCLEAR REACTIONS 159Tb(16O, X)170Hf/180Os/176W, E=6.2 MeV/nucleon; measured reaction products, Eα, Iα, Eγ, Iγ; deduced normalized yields, feeding intensities of γ-cascades, spin distributions of various channels.
doi: 10.1088/0954-3899/42/5/055113
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