^197AU

作品数:11被引量:22H指数:1
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相关领域:理学更多>>
相关作者:段利敏李祖玉张保国靳根明王宏伟更多>>
相关机构:中国科学院近代物理研究所中国地质科学院北京大学中国原子能科学研究院更多>>
相关期刊:《Chinese Physics Letters》《有色金属矿产与勘查》《自然科学进展》《Annual Report of China Institute of Atomic Energy》更多>>
相关基金:国家自然科学基金中国科学院“百人计划”山西省自然科学基金更多>>
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Probing the Dissipation Mechanism in Ternary Reactions of ^197Au+^197Au by Mean Free Path of Nucleons
《Chinese Physics Letters》2009年第8期86-89,共4页田俊龙 李贤 晏世伟 吴锡真 李祝霞 
Supported by the National Natural Science Foundation of China under Grant Nos 10475008, 10675172 and 10875031, and Ministry of Personnel under Grant No MOP2006138 and Ministry of Education of China under Grant No MOE2005383 and the Major State Basic Research Program under Grant No 2007CB209900.
the collision of very heavy nuclei ^197Au+^197Au at 15AMeV has been studied within the improved quantum molecular dynamics model. A class of ternary events satisfying nearly complete balance of mass numbers is select...
Possible Mechanisms of Ternary Fission in the ^197Au+^197Au System at 15 A MeV
《Chinese Physics Letters》2009年第6期95-98,共4页田俊龙 李贤 吴锡真 李祝霞 晏世伟 
Supported by the National Natural Science Foundation of China under Grant Nos 10875031 and 10675172, and the Ministry of Personnel under Grant No MOP2006138 and the Ministry of Education of China under Grant No MOE2005383, and the National Basic Research Program under Grant No 2007CB209900.
Ternary fission in ^197Au+^197Au collisions at 15 A MeV is investigated by using the improved quantum molecular dynamical (ImQMD) model. The experimental mass distributions for each of the three fragments are repro...
Helium production from ^84Kr- and ^197Au-emulsion interactions at high energies
《Chinese Physics B》2009年第2期531-536,共6页张东海 程锦霞 成宾 王芳 王琦 张海青 许蓉 贾会明 李雪琴 
supported by the National Natural Science Foundation of China (Grant Nos 10475054 and 10675077);the Foundation for Key Program of Ministry of Education of China (Grant No 2 05026);the Natural Science Foundation of Shanxi Province, China(Grant No 200801105);the Shanxi Provincial Foundation for Returned Scholars, China
The properties of the relativistic helium fragments produced in interactions of ^84Kr at 1.8 A GeV and ^197Au at 10.7 A GeV in emulsion are investigated. The experimental results are compared with those obtained from ...
关键词:relativistic heavy-ion collisions projectile fragmentation nuclear emulsion 
Energy and Mass Distributions of Induced-Fission of ^197Au Nucleus by 29 MeV Protons
《Chinese Physics Letters》2007年第6期1525-1528,共4页S. Soheyli 
A thin target of ^197Au is bombarded with 29 MeV protons from the cyclotron at Department of Nuclear Research Centre for Agriculture and Medicine. Correlated energies of fission-fragment pairs are measured with silico...
Dynamic Study on Damped Reactions of ^(244)Pu+^(244)Pu,^(238)U+^(238)U and ^(197)Au+^(197)Au
《Annual Report of China Institute of Atomic Energy》2005年第1期72-72,共1页WANG Ning, LI Zhu-xia, WU Xi-zhen 
In most attempts to produce superheavy elements(SHE), the complete fusion reactions have successfully been tried. Since the 70's the elements from Z=107 to 116 were synthesized in the "cold fusion" reactions with...
关键词:超重元素 合成 熔合反应 强阻尼反应 反应动力学 ^244Pu ^238U ^197AU 
矿物中呈负价态之金——毒砂和含砷黄铁矿中“结合金”化学状态的进一步研究被引量:22
《自然科学进展》2002年第9期952-958,共7页李九玲 亓锋 徐庆生 
国家自然科学基金(批准号:49572089)
对产于中国滇黔桂微细浸染型金矿床(金牙和烂泥沟)含金毒砂和黄铁矿中“不可见金”的赋存状态进行了深入研究,^(197)Au Mossbauer谱分析表明所选样品中只含不同于自然金的“化学结合金”(结合金);X射线光电子能谱分析经氩离子清洗样品...
关键词:毒砂 含砷黄铁矿 化学状态 不可见金 结合金 负价金 ^197AU ^57Fe ^121Sb Moessbauer谱 X射线光电子能谱 负位移 
Iosotopic Distributions of the ^18N Fragmentation Products in Coincidence with Neutrons on Targets ^197Au and ^9Be
《Chinese Physics Letters》2002年第7期917-920,共4页李湘庆 吴和宇  
^(197) Au中子辐射俘获过程中γ射线 强度函数与能谱研究
《高能物理与核物理》2001年第10期994-1001,共8页刘建峰 赵维娟 王凤歌 苏宗涤 
国家自然科学基金(19975072);河南省科委基金(004051500)资助
文章假定在复合核首次和级联γ退激过程中,除包含巨偶极共振模式外,还存在6He,6Li,6Be,7Li和7Be等粒子集团的激发态的退激过程,并据此建立了包括这些过程的γ射线强度函数,计算了入射中子能量在0.01—3Me...
关键词:中子辐射俘获 Γ射线 强度函数 Γ能谱 复合核 统计过程 反常突起 ^197AU 金197 
放射性核束^17N轰击^9Be和^197Au靶的中子发射
《核技术》2001年第2期107-111,共5页华辉 江栋兴 李湘庆 钱涛 吴和宇 靳根明 詹文龙 段利敏 郭忠言 李祖玉 王淑芳 张保国 肖志刚 王宏伟 胡佩刚 
国家自然科学基金
用飞行时间技术测得33.4MeV/u 17N与9Be和197Au靶发生核反应时在不同角度出射的中子能谱。中子角分布包含两种不同组分:聚焦于束流方向的狭窄角分布和扩展在宽角度范围的分布。对能量和角度积分获得对于9Be和197Au靶的发射中子总截面分...
关键词:放射性核束 中子能谱 角分布 发射中子总截面 氮17 铍9靶 金197靶 中子发射 
^197Au穆斯堡尔谱研究在金矿地质学中的应用
《有色金属矿产与勘查》1993年第4期238-244,254,共8页杨思学 张振儒 
关键词:金矿床 地质学 穆斯堡尔谱 
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