NSR Query Results
Output year order : Descending NSR database version of April 27, 2024. Search: Author = K.X.Cheng Found 8 matches. 2023MA48 Phys.Rev. C 108, 044606 (2023) C.-W.Ma, X.-X.Chen, X.-B.Wei, D.Peng, H.-L.Wei, Y.-T.Wang, J.Pu, K.-X.Cheng, Y.-F.Guo, C.-Y.Qiao Systematic behavior of fragments in Bayesian neural network models for projectile fragmentation reactions
doi: 10.1103/PhysRevC.108.044606
2022CH16 Chin.Phys.C 46, 024105 (2022) K.-X.Cheng, C.Xu, C.n-W.Ma, J.Pu, Y.-T.Wang Pauli blocking potential applied to heavy-ion fusion reactions NUCLEAR REACTIONS 208Pb(16O, X), 58Ni(58Ni, X), E not given; calculated fusion hindrance phenomena at deep sub-barrier energies using the Pauli blocking potential between two colliding nuclei in the density overlapping region is applied to describe the heavy nuclei fusion process.
doi: 10.1088/1674-1137/ac3749
2022MA39 Chin.Phys.C 46, 074104 (2022) C.-W.Ma, X.-B.Wei, X.-X.Chen, D.Peng, Y.-T.Wang, J.Pu, K.-X.Cheng, Y.-F.Guo, H.-L.Wei Precise machine learning models for fragment production in projectile fragmentation reactions using Bayesian neural networks
doi: 10.1088/1674-1137/ac5efb
2022PE09 J.Phys.(London) G49, 085102 (2022) D.Peng, H.-L.Wei, X.-X.Chen, X.-B.Wei, Y.-T.Wang, J.Pu, K.-X.Cheng, C.-W.Ma Bayesian evaluation of residual production cross sections in proton-induced nuclear spallation reactions NUCLEAR REACTIONS 1H(36Ar, X), (40Ar, X), (40Ca, X), (56Fe, X), (93Nb, X), (93Zr, X), (107Pd, X), (90Sr, X), (136Xe, X), (137Cs, X), (138Ba, X), (197Au, X), E<2.6 GeV/nucleon; analyzed available data; deduced accurate and complete energy-dependent residual σ using a simplified EPAX formula (sEPAX), the Bayesian neural network (BNN) technique.
doi: 10.1088/1361-6471/ac7069
2021CH03 Phys.Rev. C 103, 014613 (2021) K.Cheng, C.Xu, C.Ma, J.Pu, Y.Wang Density variation effects in α + 208Pb and 16O + 208Pb fusion reactions NUCLEAR REACTIONS 208Pb(α, X), E=15.6, 23.5 MeV; calculated width parameter and corresponding central density of α particles versus distance between the center of mass of two nuclei, potentials of M3Y + Pauli and M3Y + Pauli + DVE. 208Pb(16O, X), E=75.65, 109.52 and 65.85 MeV; calculated density distributions of 208Pb, 16O, and α cluster at E(16O)=75.65 MeV, total potentials M3Y + Pauli with and without DVE for E(16O)=109.52 and 65.85 MeV; deduced influence of density variation of α particles and α-cluster nucleus 16O on cross sections and potentials. 208Pb(16O, X), E=64-88 MeV; calculated fusion σ(E) using coupled-channels (CC) with M3Y + Pauli and M3Y + Pauli + DVE potentials. Comparison with experimental data.
doi: 10.1103/PhysRevC.103.014613
2020CH22 Phys.Rev. C 102, 014619 (2020) Pauli blocking effects in nα-nucleus-induced fusion reactions NUCLEAR REACTIONS 208Pb(16O, X), E(cm)=65-90 MeV; 30Si(24Mg, X), E(cm)=20-30 MeV; 198Pt(12C, X), E(cm)=45-70 MeV; 30Si(12C, X), E(cm)=8-20 MeV; 30Si(28Si, X), E(cm)=24-40 MeV; calculated total potential energies as function of distance, fusion σ(E) using coupled channels model with standard M3Y potential, and with M3Y+Pauli blocking potential for the nα nuclei involving α-cluster structures.
doi: 10.1103/PhysRevC.102.014619
2019CH02 Phys.Rev. C 99, 014607 (2019) Pauli blocking effects in α-induced fusion reactions NUCLEAR REACTIONS 197Au, 208Pb, 209Bi, 238U(α, X), E=15-25 MeV; calculated fusion σ(E) and density distributions for skin-type, and halo-type neutron distributions using microscopic Pauli blocking potential with nuclear potential from standard Michigan-3-Yukawa-Reid effective nucleon-nucleon interaction, and M3Y+Pauli blocking potential, and CCFULL code for fusion cross sections. Comparison with experimental data for fusion cross sections.
doi: 10.1103/PhysRevC.99.014607
2019CH47 Nucl.Phys. A992, 121642 (2019) Systematic investigation of "hindrance" in heavy-ion fusion reactions at deep sub-barrier energies NUCLEAR REACTIONS 198Pt(12C, x), 197Au(11B, x), 90Zr(40Ca, x), 30Si(12C, x), E=8-84 MeV; calculated barrier heights, fusion σ with different interaction potentials; compared with experimental data; deduced coupling strengths in the CC calculations; calculated astrophysical S factor; deduced close dependence on the behaviour of potentials inside the Coulomb barrier, but the corresponding improvement due to damping factor is found to be small because of weak coupling effect.
doi: 10.1016/j.nuclphysa.2019.121642
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