| 关于合成265Bh实验的可行性分析 |
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| 引用本文： | 郭俊盛,甘再国,吴晓蕾,范红梅,秦芝.关于合成265Bh实验的可行性分析[J].原子核物理评论,2003,20(2):96-98. |
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| 作者姓名： | 郭俊盛 甘再国 吴晓蕾 范红梅 秦芝 |
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| 作者单位： | 中国科学院近代物理研究所 甘肃兰州730000; |
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| 基金项目： | 国家重点基础研究发展规划基金资助项目(G2000077400)，国家自然科学基金资助项目(19905012,10105010,10275028)，中国科学院百人计划基金资助项目，科技部重大项目前期研究专项基金资助项目(2001CCB1200) |
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| 摘 要： | 分析了目前关于超重核研究的现状,结合现有的设备及条件,在合成259Db以后,下一次实验的目标核初步确定为107号元素的新同位素265Bh.描述了对MG转轮收集探测系统的实验检验结果.实验中成功地观察和测量了24Mg+232Th的产物252No的母子体的α衰变谱,为下一步合成265Bh完成了部分预实验工作.另外,也给出了下一个目标核的衰变特性的理论预言值,同时也选择了产生该目标核的弹靶组合及反应道,并对生成截面进行了粗略估计,给出了该核的可观测性产额及可行性分析. The present status of investigation on the surperheavy nuclei are analyzed. After 259Db synthesized, the next objective nuclide is determined to be265Bh, a new isotope of Z=107 element, according to our existing available equipment and conditions.The test result of the MG rotating wheel collection and detection system is described. The α decay spectra of mother daughter of the product252No from24Mg +232Th reaction are observed and measured successfully in this test experiment. It is regarde...
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| 关 键 词： | MG转轮检验 265Bh的合成 可行性分析 |
| 文章编号： | 1007-4627(2003)02-0096-03 |
| 收稿时间： | 1900-01-01 |
| 修稿时间： | 2003年1月30日 |
Consideration with Regard to Feasible Objective Nuclide in Next Experiment |
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| GUO Jun-sheng,GAN Zai-guo,WU Xiao-lei,FAN Hong-mei,QIN Zhi.Consideration with Regard to Feasible Objective Nuclide in Next Experiment[J].Nuclear Physics Review,2003,20(2):96-98. |
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| Authors: | GUO Jun-sheng GAN Zai-guo WU Xiao-lei FAN Hong-mei QIN Zhi |
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| Affiliation: | (Institute of Modern Physics; Chinese Academy of Sciences; Lanzhou 730000; China); |
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| Abstract: | The present status of investigation on the surperheavy nuclei are analyzed. After 259Db synthesized, the next objective nuclide is determined to be265Bh, a new isotope of Z=107 element, according to our existing available equipment and conditions.The test result of the MG rotating wheel collection and detection system is described. The α decay spectra of mother daughter of the product252No from24Mg +232Th reaction are observed and measured successfully in this test experiment. It is regarde... |
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| Keywords: | test of MG rotating wheel synthesis of~(265)Bh analysis of feasibility |
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