寻找239Cm“丢失”的α衰变(英文)
Search for"Missing"α-Decay Branch in 239Cm作者机构:GSI DarmstadtGermany.IMPLanzhouP.R.China. GSI DarmstadtGermany. GSI DarmstadtGermany.Johannes Gutenberg-UniversittMainzGermany. Johannes Gutenberg-Universitt MainzGermany. GSI DarmstadtGermany Petersburg Nuclear Physics InstituteGatchinaRussia.
出 版 物:《IMP & HIRFL Annual Report》 (中国科学院近代物理研究所和兰州重离子研究装置年报(英文版))
年 卷 期:2006年
页 面:46-47页
学科分类:08[工学] 0827[工学-核科学与技术] 082701[工学-核能科学与工程]
摘 要:Our first series of experiments yielded an upper limit of 3×10;-5;for theα-decay branch of;239;Cm produced in the;12;C+;232;Th *** these experiments onlyα-spectra were evaluated as theγ-spectra were not clean enough to identifyγ-lines from the decay of;239;Cm or its daughter;239;*** to the use of 3.9μm thick Cu catcher foils in a rotating catcher wheel behind a rotating target setupγ-spectra dominant-