A systematic study was conducted on the theoretical estimation of the nuclear cross sections of charged particle induced reactions on rare earth nuclei.The production cross sections of the ^(150,149,148,146,144,143,14...A systematic study was conducted on the theoretical estimation of the nuclear cross sections of charged particle induced reactions on rare earth nuclei.The production cross sections of the ^(150,149,148,146,144,143,141)Pm and ^(149,147)Nd nuclei were calculated theoretically via proton induced reactions on neodymium using TALYS(version 1.96)code in the default mode,with different combinations of nuclear models as well as adjusted nuclear model parameters from the reaction threshold up to a proton energy of 65 MeV.The theoretically computed results were compared with the experimental results taken from the EXFOR database and literature reported by various research groups.Moreover,the effects of various level density models,preequilibrium models,optical model potentials,and gamma strength functions on the cross section calculation were considered.This theoretical analysis will help elucidate the theory of nuclear reaction models and improve the evaluated nuclear data libraries.展开更多
Maximizing atomic utilization of precious metalbased catalysts is of great significance in heterogeneous catalysis,also becoming a useful strategy to develop efficient electrocatalysts for hydrogen evolution reaction(...Maximizing atomic utilization of precious metalbased catalysts is of great significance in heterogeneous catalysis,also becoming a useful strategy to develop efficient electrocatalysts for hydrogen evolution reaction(HER).Although the dispersion of platinum(Pt)as single atoms(SAs)has increasingly been used in the design of HER electrocatalysts,it is still controversial if the SAs possess higher reactivity relative to the nanoparticles with identical atom loading.展开更多
TALYS calculations were performed to obtain the theoretical proton capture cross-sections on the p-nuclei.A short review on the status of related experimental studies was also conducted.Some basic properties such as Q...TALYS calculations were performed to obtain the theoretical proton capture cross-sections on the p-nuclei.A short review on the status of related experimental studies was also conducted.Some basic properties such as Q-values,Coulomb barrier,Gamow peak,Gamow Window,and decay properties of the parent and daughter nuclei were studied.Various experimental parameters,e.g.,beam energy,beam current,targets,and detectors,used in experimental investigations reported in the literature,were tabulated.The results of the TALYS calculations in the Gamow region were compared with the corresponding experimental values wherever available.This study is expected to facilitate the planning of future experiments.展开更多
基金ICFAI University Tripura for all their help and support in carrying out the research
文摘A systematic study was conducted on the theoretical estimation of the nuclear cross sections of charged particle induced reactions on rare earth nuclei.The production cross sections of the ^(150,149,148,146,144,143,141)Pm and ^(149,147)Nd nuclei were calculated theoretically via proton induced reactions on neodymium using TALYS(version 1.96)code in the default mode,with different combinations of nuclear models as well as adjusted nuclear model parameters from the reaction threshold up to a proton energy of 65 MeV.The theoretically computed results were compared with the experimental results taken from the EXFOR database and literature reported by various research groups.Moreover,the effects of various level density models,preequilibrium models,optical model potentials,and gamma strength functions on the cross section calculation were considered.This theoretical analysis will help elucidate the theory of nuclear reaction models and improve the evaluated nuclear data libraries.
基金supported by the National Natural Science Foundation of China(nos.21838003,91834301,and 21978278)the Shanghai Scientific and Technological Innovation Project(nos.18JC1410500 and 19JC1410400)the Fundamental Research Funds for the Central Universities(no.222201718002).
文摘Maximizing atomic utilization of precious metalbased catalysts is of great significance in heterogeneous catalysis,also becoming a useful strategy to develop efficient electrocatalysts for hydrogen evolution reaction(HER).Although the dispersion of platinum(Pt)as single atoms(SAs)has increasingly been used in the design of HER electrocatalysts,it is still controversial if the SAs possess higher reactivity relative to the nanoparticles with identical atom loading.
基金funded by DST,Govt.of India,under the WOS-A scheme(Reference No.:SR/WOS-A/PM-68/2017)。
文摘TALYS calculations were performed to obtain the theoretical proton capture cross-sections on the p-nuclei.A short review on the status of related experimental studies was also conducted.Some basic properties such as Q-values,Coulomb barrier,Gamow peak,Gamow Window,and decay properties of the parent and daughter nuclei were studied.Various experimental parameters,e.g.,beam energy,beam current,targets,and detectors,used in experimental investigations reported in the literature,were tabulated.The results of the TALYS calculations in the Gamow region were compared with the corresponding experimental values wherever available.This study is expected to facilitate the planning of future experiments.
