HIGH-SPIN STATES IN CD-107, CD-109, CD-111 FOLLOWING (ALPHA, 3NGAMMA) REACTIONS

被引:20
作者
OHYA, S
SHIDA, Y
HASHIMOTO, O
YOSHIKAWA, N
ISHII, M
机构
[1] UNIV TOKYO,INST NUCL STUDY,TANASHI,TOKYO 188,JAPAN
[2] JAPAN ATOM ENERGY RES INST,TOKAI RES ESTAB,DIV PHYS,TOKAI,IBARAKI 31911,JAPAN
关键词
Nuclear reactions;
D O I
10.1016/0375-9474(79)90024-1
中图分类号
O57 [原子核物理学、高能物理学];
学科分类号
070202 ;
摘要
Odd-A Cd nuclei were studied by in-beam (γ, e-) spectroscopic techniques using the reactions 106, 108, 110Pd(α, 3nγ)107, 109, 111Cd. The decoupled bands built on the unique parity h 1 2 orbital were observed up to 27 2-. Unfavoured states ( 13 2-, 17 2-) were systematically found. The level spacing of the decoupled band is close to that of the ground band in even Cd. The B(E2) ratios B(E2, 17 2- → 15 2-)/B(E2, 17 2- → 13 2-) are 0.3 and 0.27 in 109Cd and 111Cd, respectively. The results were compared with the prediction of current theoretical models. © 1979.
引用
收藏
页码:408 / 420
页数:13
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