NSR Query Results
Output year order : Descending NSR database version of May 22, 2024. Search: Author = B.B.Singh Found 18 matches. 2024KA15 Phys.Rev. C 109, 044607 (2024) J.Kaur, A.Kaur, G.Sawhney, M.S. Gautam, M.P.Sharma, B.B.Singh, M.K.Sharma Fusion of ^{35, 37}Cl+^{130}Te and subsequent fragmentation near the Coulomb barrier
doi: 10.1103/PhysRevC.109.044607
2023KA03 Phys.Rev. C 107, 014613 (2023) S.Kaur, N.Kaur, R.Kaur, B.B.Singh, S.K.Patra Fusion enhancement within a collective clusterization approach applied to the isotopic chain of neutron-rich light-mass compound nuclei NUCLEAR REACTIONS ^{12}C(^{12}C, X)^{24}Mg, ^{12}C(^{13}C, X)^{25}Mg, ^{12}C(^{14}C, X)^{26}Mg, ^{12}C(^{15}C, X)^{27}Mg, E(cm)=10-15 MeV; calculated fusion σ, fragment mass distribution from Mg compound nucleus fragmentation, fragmentation potential, cluster preformation probability, scattering potential, variation of neck length parameter. Calculations in the framework of dynamical cluster decay model (DCM). Comparison to experimental data.
doi: 10.1103/PhysRevC.107.014613
2023KA25 Phys.Rev. C 108, 034611 (2023) R.Kaur, B.B.Singh, M.Kaur, M.K.Sharma, P.P.Singh Investigating ^{6, 7}Li-induced reactions on ^{235, 238}U through a collective clusterization approach
doi: 10.1103/PhysRevC.108.034611
2022KA06 Nucl.Phys. A1018, 122361 (2022) S.Kaur, R.Kaur, B.B.Singh, S.K.Patra Decay analysis of ^{24, 25}Mg* compound nuclei NUCLEAR REACTIONS ^{12}C(^{12}C, X)^{24}Mg, ^{12}C(^{13}C, X)^{25}Mg, E not given; analyzed available data; deduced preformation probabilities, σ, level density parameters.
doi: 10.1016/j.nuclphysa.2021.122361
2021KA24 Phys.Rev. C 103, 054608 (2021) Role of microscopic temperature-dependent binding energies in the decay of ^{32}Si^{*} formed in the ^{20}O + ^{12}C reaction NUCLEAR REACTIONS ^{12}C(^{20}O, X)^{32}Si^{*}, E(cm)=7.35, 9.29 MeV; calculated fragmentation potential, mass dependence of fragmentation potential, macroscopic and microscopic binding energies for some isobars of A=10, 14, 18, 22, 26 and 30 at T=0 and 3.09 MeV, preformation probability potentials for the emission of ^{3}H, ^{4}He and ^{5}He, fusion cross-sections for light-charged particles. Relativistic mean-field (RMF) calculations using quantum mechanical fragmentation-based dynamical cluster-decay model (DCM), and Davidson mass formula.
doi: 10.1103/PhysRevC.103.054608
2020KA20 Phys.Rev. C 101, 034614 (2020) R.Kaur, S.Kaur, B.B.Singh, B.S.Sandhu, S.K.Patra Clustering effects in the exit channels of ^{13, 12}C + ^{12}C reactions within the collective clusterization mechanism of the dynamical cluster decay model NUCLEAR REACTIONS ^{12}C(^{12}C, X)^{24}Mg^{*}, (^{12}C, ^{6}Li), (^{12}C, ^{7}Li), (^{12}C, ^{7}Be), (^{12}C, ^{8}Be), (^{12}C, ^{9}Be), (^{12}C, X)^{25}Mg^{*}, (^{13}C, ^{6}Li), (^{13}C, ^{7}Li), (^{13}C, ^{7}Be), (^{13}C, ^{8}Be), (^{13}C, ^{9}Be), E^{*}=53.9 MeV; calculated fragmentation potential, fragment preformation probability, l-summed preformation probability, scattering potential, barrier potential, penetration probability, and σ(^{25}Mg^{*})/σ(^{24}Mg^{*}). Dynamical cluster decay model (DCM). Comparison with experimental data, and with other theoretical predictions. Discussed role of α-clustering in heavy-ion reactions.
doi: 10.1103/PhysRevC.101.034614
2020KA26 Phys.Rev. C 101, 044605 (2020) R.Kaur, M.Kaur, V.Singh, M.Kaur, B.B.Singh, B.S.Sandhu Dynamical aspects od ^{48}Ti + ^{58}Fe, ^{58}Ni → ^{106}Cd^{*}, ^{106}Sn reactions at energies near the Coulomb barrier NUCLEAR REACTIONS ^{58}Fe(^{48}Ti, X)^{106}Cd^{*,58}Ni(^{48}Ti, X)^{106}Sn^{*}, E=118.06-165.8 MeV; calculated fragmentation and scattering potentials, barrier lowering and neck-length parameters, preformation probabilities, σ(E) as function of light and heavy fragments of the compound nuclei. Dynamical cluster decay model (DCM).
doi: 10.1103/PhysRevC.101.044605
2019KA05 Phys.Rev. C 99, 014614 (2019) M.Kaur, B.B.Singh, S.Kaur, R.K.Gupta N/Z dependence of decay channels in A=80 compound nuclei NUCLEAR REACTIONS ^{40}Ca(^{40}Ca, X)^{80}Zr^{*}, E(cm)=62.14 MeV; ^{64}Zn(^{16}O, X)^{80}Sr^{*}, E(cm)=48.0 MeV; ^{48}Ca(^{32}S, X)^{80}Kr^{*}, E(cm)=39.8 MeV; calculated radial scattering potential profiles, fragmentation potential, preformation and penetration probability probabilities as function of fragment mass and angular momentum, fusion σ for emission of light particles, intermediate mass fragments, and symmetric mass fragments. Dynamical cluster-decay model. Comparison with experimental values of fusion σ.
doi: 10.1103/PhysRevC.99.014614
2018KA02 Nucl.Phys. A969, 14 (2018) M.Kaur, B.B.Singh, M.K.Sharma, R.K.Gupta Analysis of intermediate and light mass fragments from composite systems ^{26-29}Al^{*} formed in ^{16, 18}O + ^{10, 11}B reactions NUCLEAR REACTIONS ^{10,11}B(^{16}O, x), (^{18}O, x), E=1-4 MeV/nucleon; calculated fragmentation potential for the composite system, fragment mass distribution, fragment preformation probability using DCM (Dynamical Cluster decay Model) for both spherical and deformed nucleus. Light particle emission σ compared to data.
doi: 10.1016/j.nuclphysa.2017.09.014
2018KA43 Nucl.Phys. A980, 67 (2018) M.Kaur, B.B.Singh, M.K.Sharma, R.K.Gupta Study of α-induced reactions forming A=60 compound systems within dynamical cluster-decay model
doi: 10.1016/j.nuclphysa.2018.09.079
2018KA53 Phys.Rev. C 98, 064612 (2018) R.Kaur, M.Kaur, V.Singh, S.Kaur, B.B.Singh, B.S.Sandhu Investigating the fusion enhancement for neutron-rich mid-mass nuclei using the dynamical cluster-decay model NUCLEAR REACTIONS ^{28}Si(^{39}K, X)^{67}As^{*,28}Si(^{40}K, X)^{68}As^{*,28}Si(^{41}K, X)^{69}As^{*,28}Si(^{45}K, X)^{73}As^{*,28}Si(^{46}K, X)^{74}As^{*,28}Si(^{47}K, X)^{75}As^{*}, E(cm)=36.8-42.6 MeV; calculated fragment potentials and l-summed preformation probability as a function of fragment mass number, scattering potentials for the compound nuclei decaying through one-proton and one-neutron channels, barrier lowering as function of incident energy, summed penetration probabilities, fusion σ(E), -summed fragment cross sections using dynamical cluster-decay model (DCM). Comparison with available experimental data.
doi: 10.1103/PhysRevC.98.064612
2017KA05 Phys.Rev. C 95, 014611 (2017) M.Kaur, B.B.Singh, S.K.Patra, R.K.Gupta Clustering effects and decay analysis of the light-mass N=Z and N ≠ Z composite systems formed in heavy ion collisions NUCLEAR REACTIONS ^{10}B(^{10}B, X)^{20}Ne*, E(cm)=12-25 MeV; ^{16}O(^{12}C, X)^{28}Si*, E(cm)=50.14-68.57 MeV; ^{28}Si(^{12}C, X)^{40}Ca*, E(cm)=53.90 MeV; ^{10}B(^{11}B, X)^{21}Ne*, E(cm)=13.09-26.19 MeV; ^{11}B(^{11}B, X)^{22}Ne*, E(cm)=12-25 MeV; ^{11}B(^{28}Si, X)^{39}K*, E(cm)=45.94 MeV; ^{12}C(^{27}Al, X)^{39}K*, E(cm)=50.53 MeV; calculated preformation and penetration probabilities as function of fragment or cluster mass, scattering and fragment potentials for the decay of α- and non-α conjugate systems, fission-fusion σ(E). Dynamical cluster-decay model (DCM) based on quantum-mechanical fragmentation theory (QMFT). Comparison with experimental data.
doi: 10.1103/PhysRevC.95.014611
2015KA30 Phys.Rev. C 92, 024623 (2015) M.Kaur, B.B.Singh, M.K.Sharma, R.K.Gupta Decay analysis of compound nuclei with masses A ≈ 30-200 formed in reactions involving loosely bound projectiles NUCLEAR REACTIONS ^{27}Al(^{7}Li, X), E(cm)=7.94 MeV; ^{28}Si(^{7}Li, X), E(cm)=7.79 MeV; ^{32}S(^{7}Li, X), E(cm)=8.21 MeV; ^{40}Ca(^{7}Li, X), E(cm)=8.51 MeV; ^{48}Ti(^{7}Li, X), E(cm)=8.72 MeV; ^{59}Co(^{7}Li, X), E(cm)=9.88 MeV; ^{27}Al(^{7}Be, X), E(cm)=13.50 MeV; ^{32}S(^{7}Be, X), E(cm)=13.99 MeV; ^{40}Ca(^{7}Be, X), E(cm)=14.47 MeV; ^{48}Ti(^{7}Be, X), E(cm)=14.84 MeV; ^{58}Ni(^{7}Be, X), E(cm)=14.99 MeV; ^{65}Cu(^{7}Be, X), E(cm)=15.35 MeV; ^{27}Al(^{9}Be, X), E(cm)=21.00 MeV; ^{28}Si(^{9}Be, X), E(cm)=21.19 MeV; ^{124}Sn(^{9}Be, X), E(cm)=26.18 MeV; ^{144}Sm(^{9}Be, X), E(cm)=26.54 MeV; ^{169}Tm(^{9}Be, X), E(cm)=26.58 MeV; ^{187}Re(^{9}Be, X), E(cm)=26.71 MeV; calculated barrier modification factors, fragmentation potentials for A=1-18 fragments for ^{7}Li projectile, A=30-70 for ^{7}Be projectile, preformation and penetration probabilities, fusion cross sections. Dynamical cluster-decay model (DCM) for heavy-ion reactions at low energies. Comparison with available experimental data.
doi: 10.1103/PhysRevC.92.024623
2012SI01 J.Phys.(London) G39, 025101 (2012) B.B.Singh, M.Bhuyan, S.K.Patra, R.K.Gupta Optical potential obtained from relativistic-mean-field theory-based microscopic nucleon-nucleon interaction: applied to cluster radioactive decays RADIOACTIVITY ^{222}Ra(^{14}C), ^{230}U(^{22}Ne), ^{231}Pa(^{23}F), ^{232}U(^{24}Ne), ^{236}Pu(^{28}Mg), ^{238}Pu(^{30}Mg); calculated WKB penetration probabilities for the M3Y+EX interaction optical model potentials. Comparison with the M3Y+EX NN-interaction potential.
doi: 10.1088/0954-3899/39/2/025101
2011SI14 Phys.Rev. C 83, 064601 (2011) B.B.Singh, B.B.Sahu, S.K.Patra α-decay and fusion phenomena in heavy ion collisions using nucleon-nucleon interactions derived from relativistic mean-field theory NUCLEAR REACTIONS ^{208}Pb(^{12}C, X), E(cm)=55-90 MeV; ^{208}Pb(^{16}O, X), E(cm)=70-110 meV; calculated barrier energies, fusion cross sections, fusion barrier distribution. Double-folding model for relativistic mean field-3-Yukawa (R3Y) interaction, comparison with Michigan-3-Yukawa (M3Y) effective NN interactions, and with experimental data. RADIOACTIVITY ^{221}Fr, ^{221,222,223,224,226}Ra, ^{223,225}Ac, ^{226,228,230}Th, ^{230,232,233,234,236,238}U, ^{231}Pa, ^{237}Np, ^{236,238}Pu, ^{241}Am, ^{242}Cm(α); calculated penetrability. Comparison with experimental data.
doi: 10.1103/PhysRevC.83.064601
2008SI17 Phys.Rev. C 77, 054613 (2008) B.B.Singh, M.K.Sharma, R.K.Gupta Decay of ^{246}Bk^{*} formed in similar entrance channel reactions of ^{11}B+^{235}U and ^{14}N+^{232}Th at low energies using the dynamical cluster-decay model RADIOACTIVITY ^{246}Bk(SF) [from ^{235}U(^{11}B, X); ^{232}Th(^{14}N, X), E=70.6 MeV]; calculated fission σ, scattering potentials, fragmentation potentials, preformation probabilities, angular momenta. Dynamical cluster decay model.
doi: 10.1103/PhysRevC.77.054613
2006DH01 Eur.Phys.J. A 27, 33 (2006) A.Dhal, R.K.Sinha, P.Agarwal, S.Kumar, Monika, B.B.Singh, R.Kumar, P.Bringel, A.Neusser, R.Kumar, K.S.Golda, R.P.Singh, S.Muralithar, N.Madhavan, J.J.Das, A.Shukla, P.K.Raina, K.S.Thind, A.K.Sinha, I.M.Govil, P.K.Joshi, R.K.Bhowmik, A.K.Jain, S.C.Pancholi, L.Chaturvedi Shape changes at high spin in ^{78}Kr NUCLEAR REACTIONS ^{63}Cu(^{19}F, 2p2n), E=60 MeV; measured Eγ, Iγ, γγ-coin, DSA. ^{78}Kr deduced high spin levels, T_{1/2}, transition quadrupole moments. Comparison with Hartree-Fock-Bogoliubov model. INGA array.
doi: 10.1140/epja/i2005-10230-0
2006SI26 Eur.Phys.J. A 28, 277 (2006); Erratum Eur.Phys.J. A 29, 253 (2006) R.K.Sinha, A.Dhal, P.Agarwal, S.Kumar, Monika, B.B.Singh, R.Kumar, P.Bringel, A.Neusser, R.Kumar, K.S.Golda, R.P.Singh, S.Muralithar, N.Madhavan, J.J.Das, K.S.Thind, A.K.Sinha, I.M.Govil, R.K.Bhowmik, J.B.Gupta, P.K.Joshi, A.K.Jain, S.C.Pancholi, L.Chaturvedi Loss of collectivity in ^{79}Rb NUCLEAR REACTIONS ^{63}Cu(^{19}F, 2np), E=60 MeV; measured Eγ, Iγ, γγ-coin, DSA. ^{79}Rb deduced high-spin levels, T_{1/2}, transition quadrupole moments. Comparison with Total Routhian Surface calculations. INGA array.
doi: 10.1140/epja/i2005-10286-8
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