PLUTONIUM

作品数：104被引量：51H指数：4
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相关领域：核科学技术理学更多>>
相关作者：杨天丽刘钊龙开明汤磊刘雪梅更多>>
相关机构：中国工程物理研究院中国原子能科学研究院成都理工大学中国核工业集团公司更多>>
相关期刊：《Journal of Wuhan University of Technology(Materials Science)》《质谱学报》《Journal of Energy and Power Engineering》《Science Bulletin》更多>>
相关基金：国家自然科学基金俄罗斯基础研究基金北京市自然科学基金国家重点基础研究发展计划更多>>
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Research on application of salt-free reductants in uranium/ neptunium/plutonium separation
《Chinese Journal of Chemical Engineering》2025年第3期30-44,共15页Qi Chen Tianchi Li Ziqian Zhao Yifu Hu Baole Li Taihong Yan Guoan Ye 
In current spent nuclear fuel reprocessing,the predominant method involves chemical extraction,leveraging the differing distribution ratios of elements to achieve separation and purification.Effective separation of ur...
关键词：Spent fuel Salt-free reagent PUREX process Redox Reprocessing process 
Theoretical perspectives on the reduction of Pu(Ⅳ)and Np(Ⅵ)by methylhydrazine in HNO_(3)solution:Implications for Np/Pu separation
《Chinese Chemical Letters》2024年第7期306-312,共7页Xiaobo Li Qunyan Wu Congzhi Wang Jianhui Lan Meng Zhang Weiqun Shi 
supported by the National Natural Science Foundation of China(Nos.U2067212,22376197,U1867205);the National Science Fund for Distinguished Young Scholars(No.21925603)。
Effective adjustment and control of the oxidation state of plutonium(Pu)and neptunium(Np)is an indispensable component of Np/Pu separation in spent nuclear fuel reprocessing.Some hydrazine derivatives including methyl...
关键词：NEPTUNIUM PLUTONIUM METHYLHYDRAZINE Reduction mechanism Np/Pu separation 
Plutonium utilization in a small modular molten-salt reactor based on a batch fuel reprocessing scheme
《Nuclear Science and Techniques》2024年第4期15-28,共14页Xue-Chao Zhao Rui Yan Gui-Feng Zhu Ya-Fen Liu Jian Guo Xiang-Zhou Cai Yang Zou 
supported by the Chinese TMSR Strategic Pioneer Science and Technology Project(No.XDA02010000);Chinese Academy of Sciences Talent Introduction Youth Program(No.SINAP-YCJH-202303);Chinese Academy of Sciences Special Research Assistant Funding Project and Shanghai Pilot Program for Basic Research-Chinese Academy of Science,Shanghai Branch(JCYJ-SHFY-2021-003)。
A molten salt reactor(MSR)has outstanding features considering the application of thorium fuel,inherent safety,sustainability,and resistance to proliferation.However,fissile material^(233)U is significantly rare at th...
关键词：Molten salt fuel Plutonium utilization ^(233)U TRUs mole fraction Temperature feedback coefficient 
A Tetravalent Plutonium Organic Framework Containing[Pu_(2)O_(16)]Dimers as Secondary Building Units:Synthesis,Structure,and Radiation Stability被引量：1
《Chinese Journal of Chemistry》2023年第13期1552-1556,共5页Yugang Zhang Yingzhe Du Lili Li Ye Tao Kai Li Hailong Zhang Yanlong Wang Lanhua Chen Yaxing Wang Zhifang Chai Shuao Wang 
supported by grants from the National Natural Science Foundation of China(21825601,21790374,21906113,21727801);a Project Funded by the Priority Academic Program Development of Jiangsu Higher Education Institutions(PAPD).
The second example of tetravalent plutonium carboxyl-based organic framework,^(242)Pu(OH)[PO[(C_(6)H_(4))COO]_(3)]·H_(2)O,termed as PuTPO(TPO=tris(4-carboxylphenyl)-phosphineoxide),was reported in this work.A series ...
关键词：Metal-organic frameworks PLUTONIUM ACTINIDES Crystal structure Coordination chemistry 
Determination of Plutonium Isotopes in Radioactive Waste Contaminated with Uranium and Thorium
《Journal of Environmental Science and Engineering(B)》2023年第3期128-132,共5页Raguso Damiano Dell’Omo Emiliano Colavolpe Giulia Gentile Fabiana 
Nucleco is the Sogin Group’s Italian leading company in the sector of radiological services,radioactive waste management,decontamination and reclamation of industrial sites and nuclear power plants.Nucleco is 60%owne...
关键词：PLUTONIUM THORIUM purification liquid scintillation LSC alpha emitters beta emitters. 
First application of plutonium in soil erosion research on terraces
《Nuclear Science and Techniques》2023年第4期41-53,共13页Yong-Jing Guan Wu Chen Shen-Zhen Wang Yu-Xin Hua Qiao-Yan Jing Zhi-Yong Liu Chun-Ping Huang De-Yu Wang Hui-Juan Wang Xian-Wen He Mario De Cesare Liang-Jia Cui Hua He Kai-Di Fan Zi-Chen Guo 
supported by the National Natural Science Foundation of China(No.12175046);the Guangxi Natural Science Foundation(No.2021GXNSFBA196001);the One-HundredTalents Program of Guangxi Colleges。
The spatial distributions of ^(239+240)Pu and ^(137)Cs in soils from Longji Rice Terraces were investigated to evaluate soil erosion.The activity concentrations of ^(239+240)Pu and ^(137)Cs in the surface soils of the...
关键词：Soil erosion PLUTONIUM ^(137)Cs Tracer method TERRACES 
Magnetic ground state of plutonium dioxide: DFT+U calculations
《Chinese Physics B》2023年第2期421-428,共8页侯跃飞 江伟 李淑静 付振国 张平 
supported by National Natural Science Foundation of China, (Grant No. 12104034)。
The magnetic states of the strongly correlated system plutonium dioxide(PuO_(2)) are studied based on the density functional theory(DFT) plus Hubbard U(DFT +U) method with spin–orbit coupling(SOC) included. A series ...
关键词：strongly correlated system magnetic ground state noncollinear Mag Gene 
Analysis of burnup performance and temperature coefficient for a small modular molten‑salt reactor started with plutonium被引量：5
《Nuclear Science and Techniques》2023年第1期178-189,共12页Xue‑Chao Zhao Yang Zou Rui Yan Xiang‑Zhou Cai 
supported by the Chinese TMSR Strategic Pioneer Science and Technology Project(No.XDA02010000);Shanghai Pilot Program for Basic Research-Chinese Academy of Science,Shanghai Branch(No.JCYJ-SHFY-2021-003);the Chinese Academy of Sciences Special Research Assistant Funding Project.
In a thorium-based molten salt reactor(TMSR),it is difficult to achieve the pure 232Th–^(233)U fuel cycle without sufficient^(233)U fuel supply.Therefore,the original molten salt reactor was designed to use enriched ...
关键词：Molten salt fuel Incinerate plutonium 233U production Temperature reactivity coefficient 
Evaluating the JEFF 3.1, ENDF/B‑VII.0, JENDL 3.3, and JENDL 4.0 nuclear data libraries for a small 100 MWe molten salt reactor with plutonium fuel被引量：4
《Nuclear Science and Techniques》2022年第12期173-189,共17页Cici Wulandari Abdul Waris Sidik Permana Syeilendra Pramuditya 
This study evaluated the nuclear data libraries for a small 100 Mega Watt electric(MWe)Molten Salt Reactor with plutonium fuel.The reactor has a power output of 100 MWe,which meets the demand for electricity generatio...
关键词：NEUTRONICS PLUTONIUM Small MSR THORIUM SRAC 
Exploration of the potential application of plutonium isotopes in source identification of sandstorm in the atmosphere of Beijing被引量：1
《Chinese Chemical Letters》2022年第7期3516-3521,共6页Jie Ouyang Yang Shao Min Luo Jilong Zhang Xiongxin Dai Lingling Ma Diandou Xu 
supported by the financial supports from the National Natural Science Foundation of China(Nos.U1932103,U1832212,11875266);Key Deployment Projects of Chinese Academy of Sciences(No.ZDRW-CN-2018–1);Beijing Natural Science Foundation(No.7191008)。
Plutonium(Pu)is an anthropogenic radionuclide which mainly derived from atmospheric nuclear tests in the environment.In this study,the Pu isotopes(^(239)Pu and^(240)Pu)in aerosol samples collected during the sandstorm...
关键词：PLUTONIUM ATMOSPHERE Source identification SANDSTORM 
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