NSR Query Results
Output year order : Descending NSR database version of April 11, 2024. Search: Author = C.Y.Qiao Found 13 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
2022MA45 Phys.Rev. C 106, 064316 (2022) L.Ma, H.B.Yang, Z.Y.Zhang, J.C.Pei, M.H.Huang, M.M.Zhang, C.Y.Qiao, X.J.Bao, Y.L.Tian, C.L.Yang, Y.S.Wang, Z.Zhao, X.Y.Huang, S.Y.Xu, W.X.Huang, Z.Liu, X.H.Zhou, Z.G.Gan Attempts to produce new americium isotopes near N=126 NUCLEAR REACTIONS ^{191,193}Ir(^{40}Ar, xn)^{231}Am^{*}/^{233}Am^{*}, E=190-204 MeV; measured reaction products, Eα, (recoils)α-α-α correlated events, using SHANS gas-filled recoil separator, 16 position-sensitive Si-strip detectors (PSSDs) for evaporation residues, and eight side silicon detectors (SSDs) for α particles at the HRIFL-Lanzhou facility. ^{226,227,228}Am; no evidence found for the detection of these nuclides, with upper limits of cross sections determined for the production of the compound nuclei of ^{231}Am and ^{233}Am; discussed nonobservation of new americium isotopes in terms of reduced survival probabilities of compound nuclei ^{231}Am and ^{233}Am due to their low fission barriers at high excitations. NUCLEAR STRUCTURE ^{226,227,228,229}Am; calculated excitation functions for the production of these nuclides in ^{191,193}Ir(^{40}Ar, xn) using the statistical model code HIVAP. ^{230,231,232,233,234,235,236}Am; evaluated shell correction energies and fission barriers from FRDM2012, KTUY2005, and WS2010. ^{226}U, ^{227}Np, ^{231,233}Am; calculated fission barrier heights as functions of excitation energy and quadrupole deformation parameter β_{2} using microscopic finite-temperature Skyrme Hartree-Fock+BCS theory.
doi: 10.1103/PhysRevC.106.034316
2022QI04 Phys.Rev. C 106, 014608 (2022) Modeling survival probabilities of superheavy nuclei at high excitation energies NUCLEAR STRUCTURE ^{210}Po; calculated fission widths of compound nuclei depending on the excitation energy, first-chance survival probability. ^{254,256,258,260}No, ^{288,290,292,290}Fl, ^{294,296,298,300}Og, ^{298,300,302,304}120; calculated first-chance survival probabilities and decay width of the compound nuclei depending on the excitation energy, curvatures around the equilibrium point, fission barrier heights and the barrier saddle point as a function of excitation energy. Skyrme-Hartree-Fock+BCS at finite temperatures. Survival probabilities derived using Bohr-Wheeler statistical model. Comparison to available experimental data.
doi: 10.1103/PhysRevC.106.014608
2022WA26 Phys.Rev. C 106, L021304 (2022) Z.A.Wang, J.C.Pei, Y.J.Chen, C.Y.Qiao, F.R.Xu, Z.G.Ge, N.C.Shu Bayesian approach to heterogeneous data fusion of imperfect fission yields for augmented evaluations NUCLEAR REACTIONS ^{238}U(n, F), E<20 MeV; analyzed experimental data; calculated cumulative fission yields of ^{99}Mo, ^{135}Xe, ^{140}Ba, ^{147}Nd fragments, independent fission yields. Bayesian neural networks (BNNs) algorithm for machine learning.
doi: 10.1103/PhysRevC.106.L021304
2021QI04 Phys.Rev. C 103, 034621 (2021) C.Y.Qiao, J.C.Pei, Z.A.Wang, Y.Qiang, Y.J.Chen, N.C.Shu, Z.G.Ge Bayesian evaluation of charge yields of fission fragments of ^{239}U NUCLEAR REACTIONS ^{232,233}Th, ^{239}Pu(n, F), E=14 MeV; ^{239}Pu, ^{244}Cm(n, F), E=0.5 MeV; ^{255}Fm(n, F), E=0.025 eV; analyzed one-layer and two-layer Bayesian neural network (BNN) learning results of charge yields taken from JENDL. ^{235}U(n, F), E=0.025 eV and 0.5, 14 MeV; predicted BNN fission charge yields. ^{238}U(n, F)^{239}U^{*}, E=0.5 MeV; calculated and evaluated BNN fission charge yields. Double-layered Bayesian neural network (BNN) to learn and predict charge yields of fission fragments; deduced better performance of double-layer network better than that of the single-layer network with same number of neurons. Comparison with experimental data.
doi: 10.1103/PhysRevC.103.034621
2017ZH18 Phys.Rev. C 95, 041602 (2017) Y.Zhang, J.Tian, W.Cheng, F.Guan, Y.Huang, H.Li, L.Lu, R.Wang, Y.Wang, Q.Wu, H.Yi, Z.Zhang, Y.Zhao, L.Duan, R.J.Hu, M.Huang, G.Jin, S.Jin, C.G.Lu, J.Ma, P.Ma, J.Wang, H.Yang, Y.Yang, J.Zhang, Ya.Zhang, Y.Zhang, C.Ma, C.Y.Qiao, M.B.Tsang, Z.Xiao Long-time drift of the isospin degree of freedom in heavy ion collisions NUCLEAR REACTIONS Au(^{40}Ar, X), E=30 MeV/nucleon; measured light-charged particles (LCP), α-spectra, coincident fission fragments, (LCP)(fission fragments)-coin using parallel plate avalanche counters (PPAC) and nine ΔE telescopes at RIBLL-Lanzhou facility; deduced inclusive isotopic ratio for Z=1 and 2 isotopes as a function of laboratory angle, angular distribution of the relative neutron richness summed over the LCPs, drift of the isospin degree of freedom (IDOF). Comparison with ImQMD+GEMINI simulations.
doi: 10.1103/PhysRevC.95.041602
2016MA15 J.Phys.(London) G43, 045102 (2016) C.-W.Ma, Y.-D.Song, C.-Y.Qiao, S.-S.Wang, H.-L.Wei, Y.-G.Ma, X.-G.Cao A scaling phenomenon in the difference of Shannon information uncertainty of fragments in heavy-ion collisions NUCLEAR REACTIONS ^{9}Be(^{40}Ca, X), (^{48}Ca, X), (^{58}Ni, X), (^{64}Ni, X), E=140 MeV/nucleon; analyzed available data using Shannon's information-entropy uncertainty; calculated scaling phenomenon in the manner of canonical ensemble theory. Antisymmetric molecular dynamics (AMD) and AMD + GEMINI models.
doi: 10.1088/0954-3899/43/4/045102
2016MA51 Phys.Rev. C 94, 024615 (2016) C.-W.Ma, F.Niu, C.-Y.Qiao, Y.-F.Niu, T.-Z.Yan Pairing energy of fragments produced in intermediate-energy heavy-ion collisions NUCLEAR REACTIONS ^{9}Be, ^{181}Ta(^{40}Ca, X), (^{48}Ca, X), (^{58}Ni, X), (^{64}Ni, X), E=140 MeV/nucleon; analyzed experimental data for isobaric yield ratios to obtain ratio of the pairing-energy coefficient for fragments to the temperature. AMD+GEMINI models in the framework of modified Fisher model (MFM).
doi: 10.1103/PhysRevC.94.024615
2015MA04 Phys.Rev. C 91, 014615 (2015) C.-W.Ma, Y.-L.Zhang, C.-Y.Qiao, S.-S.Wang Target effects in isobaric yield ratio differences between projectile fragmentation reactions NUCLEAR REACTIONS ^{9}Be, ^{181}Ta(^{40}Ca, X), (^{48}Ca, X), (^{58}Ni, X), (^{64}Ni, X), E=140 MeV/nucleon; analyzed experimental data to investigate target effects on the isobaric yield ratios (IYR) and isobaric yield ratio differences (IBD) in different reactions. Proposed as a probe to study the difference between the neutron and proton densities of the reaction systems.
doi: 10.1103/PhysRevC.91.014615
2015MA40 Chin.Phys.Lett. 32, 072501 (2015) C.-W.Ma, Y.-L.Zhang, S.-S.Wang, C.-Y.Qiao A Model Comparison Study of Fragment Production in 140 A MeV ^{58, 64}Ni+^{9}Be Reactions NUCLEAR REACTIONS ^{9}Be(^{58}Ni, X), (^{64}Ni, X), E=140 MeV/nucleon; calculated σ for fragments production using the AMD and AMD+GEMINI models. Comparison with available data.
doi: 10.1088/0256-307X/32/7/072501
2015MA64 Phys.Rev. C 92, 064601 (2015) C.-W.Ma, T.-T.Ding, C.-Y.Qiao, X.-G.Cao Improved thermometer for intermediate-mass fragments in heavy-ion collisions with isobaric yield ratio difference NUCLEAR REACTIONS ^{9}Be, ^{181}Ta(^{40}Ca, X), (^{48}Ca, X), (^{58}Ni, X), (^{64}Ni, X), E=140 MeV/nucleon; Pb(^{124}Xe, X), (^{136}Xe, X), E=1 GeV/nucleon; ^{112,124}Sn(^{112}Sn, X), (^{124}Sn, X), E=1 GeV/nucleon; analyzed experimental isobaric yield ratios (IYR) for intermediate mass fragments (IMFs) using residual binding energies; deduced improved isobaric ratio thermometer (T_{IB}) for IMFs in heavy-ion collisions.
doi: 10.1103/PhysRevC.92.064601
2015QI06 Phys.Rev. C 92, 014612 (2015) C.Y.Qiao, H.L.Wei, C.W.Ma, Y.L.Zhang, S.S.Wang Isobaric yield ratio difference between the 140 A MeV ^{58}Ni + ^{9}Be and ^{64}Ni + ^{9}Be reactions studied by the antisymmetric molecular dynamics model NUCLEAR REACTIONS ^{58,64}Ni(^{9}Be, X), E=140 MeV/nucleon; calculated cross-sectional distributions of fragments, and isobaric yield ratios (IYRs) for large-A, N-Z=0-3 fragments. Isobaric yield ratio difference (IBD) method. Antisymmetric molecular dynamics (AMD) model plus the sequential decay model GEMINI. Comparison with experimental data, and with other theoretical calculations.
doi: 10.1103/PhysRevC.92.014612
2013MA56 Phys.Rev. C 88, 014609 (2013) C.-W.Ma, X.-L.Zhao, J.Pu, S.-S.Wang, C.-Y.Qiao, X.Feng, R.Wada, Y.-G.Ma Temperature determined by isobaric yield ratios in a grand-canonical ensemble theory
doi: 10.1103/PhysRevC.88.014609
Back to query form |