Collective properties of neutron-rich Ru, Pd, and Cd isotopes

Collective properties of neutron-rich Ru, Pd, and Cd isotopes
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DOI:
10.1007/s10751-012-0615-6
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发表时间:
2014
影响因子:
--
通讯作者:
Y. Wang;J. Rissanen
Y. Wang;J. Rissanen
中科院分区:
--
文献类型:
--
作者:
Y. Wang;J. Rissanen

文献摘要

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结合IGISOLβ衰变实验的原始结果和最近的实验和理论进展,综述了富中子Ru、Pd和Cd同位素的集体性质。从低能级系统学的角度讨论了Ru和Pd核的跃迁性质,包括低能级0+态。虽然最近有人对Cd核中非简谐四极振子的作用提出了质疑,但本文对116,118,120 Cd中三声子五重态的能级系统进行了研究,并对能级寿命或B(E2)值的光谱方法作了展望。
Collective properties of neutron-rich Ru, Pd, and Cd isotopes are reviewed, combining the original results from the IGISOLβ-decay experiments with recent experimental and theoretical progress. The transitional nature of Ru and Pd nuclei is discussed via the low-lying level systematics, including the low-lying 0+states. Although the role of an anharmonic quadrupole vibrator in Cd nuclei was recently questioned, level systematics for the three-phonon quintuplet in116,118,120Cd are presented, and an outlook of the spectroscopic methods for the level lifetime orB(E2) values is given.