云南高校图书馆联盟文献共享服务平台- CROSS-SECTION

CROSS-SECTION: 作品数：276被引量：366H指数：9; 导出分析报告; 相关领域：理学更多>>; 相关作者：张卫国蒋玉龙屈新萍李炳宗茹国平更多>>; 相关机构：清华大学钢铁研究总院复旦大学交通运输部更多>>; 相关期刊：更多>>; 相关基金：国家自然科学基金国家重点基础研究发展计划河南省自然科学基金中国航空科学基金更多>>

Study of true coincidence summing effects on FEP efficiency of HPGe detectors during decay measurements at HIRFL: 《Nuclear Science and Techniques》2025年第5期70-78,共9页Peng-Song Zheng Fu-Rong Shi Sunil Dutt Ya-Ling Zhang Yan-Shi Zhang Wei Wang Guang-Shun Li Si-Cheng Wang Hao-Ran Yang Jin-Qi He Peng-Cong Ma Jilehu Gada Xin Ma Fan-Fei Zeng Hao Huang Chen-Sheng Gao Jian-Guo Wang; supported by the Natural Science Foundation of Gansu Province(No.22JR5RA118);the National Natural Science Foundation of China(Nos.12121005 and U1932138);the Strategic Priority Research Program of the Chinese Academy of Sciences(No.XDB34010000)。; The measurement of low-level radioactivity using high-purity germanium(HPGe)detectors is important in applications such as environmental background radiation,material screening,and rare decays.The dead layers,dead zon...; 关键词：Coaxial HPGe detector Detector characterization GEANT4 simulation Sum-peak Analytical approach Transfer reaction cross-section

Enhancing reliability in photonuclear cross-section fitting with Bayesian neural networks: 《Nuclear Science and Techniques》2025年第3期146-156,共11页Qian-Kun Sun Yue Zhang Zi-Rui Hao Hong-Wei Wang Gong-Tao Fan Hang-Hua Xu Long-Xiang Liu Sheng Jin Yu-Xuan Yang Kai-Jie Chen Zhen-Wei Wang; supported by National key research and development program(No.2022YFA1602404);the National Natural Science Foundation of China(Nos.12388102,12275338,12005280);the Key Laboratory of Nuclear Data foundation(No.JCKY2022201C152)。; This study investigates photonuclear reaction(γ,n)cross-sections using Bayesian neural network(BNN)analysis.After determining the optimal network architecture,which features two hidden layers,each with 50 hidden node...; 关键词：Photoneutron reaction Bayesian neural network Machine learning Gamma source SLEGS

XPZLIB:an HDF5-format multi-group cross-section library: 《Nuclear Science and Techniques》2024年第11期46-60,共15页Bin Fu Le-Rui Zhang Ding She Chun-Lin Wei Alain Hébert; supported by the National Key R&D Program of China(2020YFE0202500).; A multi-group cross-section library is fundamental for deterministic lattice physics calculations.Most existing multi-group cross-section libraries are customized for particular computer codes,as well as for particula...; 关键词：XPZLIB Multi-group library HDF5 format HTGR PWR

SPAGINS:semiempirical parameterization for fragments in gamma-induced nuclear spallation: 《Nuclear Science and Techniques》2023年第12期112-122,共11页Hui‑Ling Wei Meng‑Die Zhou Pu Jiao Yu‑Ting Wang Jie Pu Kai‑Xuan Cheng Ya‑Fei Guo Chun‑Yuan Qiao Gong‑Tao Fan Hong‑Wei Wang Chun‑Wang Ma; supported by the Program for Innovative Research Team(in Science and Technology)in University of Henan Province(No.21IRTSTHN011),China。; From the empirical phenomena of fragment distributions in nuclear spallation reactions,semiempirical formulas named SPAGINS were constructed to predict fragment cross-sections in high-energyγ-induced nuclear spallati...; 关键词：High-energy gamma-rays Spallation reaction Fragment cross-section Empirical formula EPAX SPACS TALYS

Development of multi-group Monte-Carlo transport and depletion coupling calculation method and verification with metal-fueled fast reactor被引量：2: 《Nuclear Science and Techniques》2023年第11期20-39,共20页Hui Guo Yi‑Wei Wu Qu‑Fei Song Yu‑Yang Shen Han‑Yang Gu; supported by the National Natural Science Foundation of China(Nos.12105170,12135008);Science and Technology on Reactor System Design Technology Laboratory.; The accurate modeling of depletion,intricately tied to the solution of the neutron transport equation,is crucial for the design,analysis,and licensing of nuclear reactors and their fuel cycles.This paper introduces a ...; 关键词：Monte-Carlo Multi-group cross-section generation Depletion Fast reactors Metallic fuel

Effective extraction of photoneutron cross-section distribution using gamma activation and reaction yield ratio method: 《Nuclear Science and Techniques》2023年第11期103-111,共9页Zhi‑Cai Li Yue Yang Zong‑Wei Cao Xin‑Xiang Li Yun Yuan Zong‑Qing Zhao Gong‑Tao Fan Hong‑Wei Wang Wen Luo; This work was supported by the National Key R&D Program of China(No.2022YFA1603300);the National Natural Science Foundation of China(Nos.U2230133);the Independent Research Project of the Key Laboratory of Plasma Physics,CAEP(No.JCKYS2021212009);the Open Fund of the Key Laboratory of Nuclear Data,CIAE(No.JCKY2022201C152);Hengyang Municipal Science and Technology Project(No.202150054076).; Photoneutron cross-section(PNCS)data are important in various current and emerging applications.Although a few sophis-ticated methods have been developed,there is still an urgent need to study the PNCS data.In this st...; 关键词：Photonuclear data Photoneutron cross section Gamma activation Reaction yield TALYS calculation

Configurational information entropy analysis of fragment mass cross distributions to determine the neutron skin thickness of projectile nuclei被引量：6: 《Nuclear Science and Techniques》2022年第9期21-27,共7页Hui-Ling Wei Xun Zhu Chen Yuan; the National Natural Science Foundation of China(No.11975091);the Program for Innovative Research Team(in Science and Technology)in the University of Henan Province,China(No.21IRTSTHN011).; Configurational information entropy(CIE)analysis has been shown to be applicable for determining the neutron skin thickness(δnp)of neutron-rich nuclei from fragment production in projectile fragmentation reactions.Th...; 关键词：Neutron skin thickness Mass cross-section distribution Configurational information entropy Projectile fragmentation reaction

Simulation method for measurement of the cross-section of the^(14)N(n,a)^(11)B reaction using a gridded ionization chamber被引量：2: 《Nuclear Science and Techniques》2021年第8期1-11,共11页Yi-Wei Hu Hao-Yu Jiang Zeng-Qi Cui Jie Liu Hao-Fan Bai Huai-Yong Bai Jin-Xiang Chen Guo-Hui Zhang; supported by the National Natural Science Foundation of China(No.12075008);Science and Technology on Nuclear Data Laboratory,China Nuclear Data Center;the State Key Laboratory of Nuclear Physics and Technology,Peking University(No.NPT2020KFJ22)。; A simulation method for measurement of the cross-section of the^(14)N(n,a)^(11)B reaction with gas and solid samples using a gridded ionization chamber(GIC)has been established.Using the simulation,the experimental sp...; 关键词：Gridded ionization chamber Monte Carlo simulation Cathode–anode two-dimensional spectrum ^(14)N(n a)^(11)B reaction

Cross-section measurement of(n,2n) reactions for Nd isotopes induced by 14 MeV neutrons被引量：1: 《Nuclear Science and Techniques》2019年第1期67-72,共6页Qiang Wang Bing-Jun Chen Qian Zhang Si-Min Cai Chang-Lin Lan Kai-Hong Fang; Cross-sections of the(n,2n) reactions for neodymium(Nd) isotopes induced by 14 MeV neutrons were measured in this work by using the activation and relative methods. The measured cross-sections of the ^(150)Nd(n,2n)^(1...; 关键词：CROSS-SECTION NEODYMIUM (n 2n)reaction Activation method 14 MEV NEUTRON

THE (n, 2n) CROSS-SECTION FOR Na—23 BETWEEN E_n=13.3—18.5 MeV: 《Nuclear Science and Techniques》1991年第3期153-156,共4页许志正潘立民吴治华; The （n,2n） cross- section for ²³Na have been measured by the activation method in the energy range of E_n=13.3—18.5 MeV. Monoenergetic neutrons were obtained from T（d,n） ⁴He reacti...; 关键词：NEUTRON reaction ²³Na (n 2n) E_n=13.3—18.5 MEV Natural target ACTIVATION CROSS-SECTION

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