BETA-DECAY OF RA-228 AND POSSIBLE LEVEL STRUCTURES IN AC-228

被引:10
|
作者
SOOD, PC
GIZON, A
BURKE, DG
SINGH, B
LIANG, CF
SHELINE, RK
MARTIN, MJ
HOFF, RW
机构
[1] BANARAS HINDU UNIV, DEPT PHYS, VARANASI 221005, UTTAR PRADESH, INDIA
[2] UNIV GRENOBLE 1, INST SCI NUCL, IN2P3, CNRS, F-38026 GRENOBLE, FRANCE
[3] CTR SPECTROMETRIE NUCL & SPECTROMETRIE MASSE, F-91405 ORSAY, FRANCE
[4] FLORIDA STATE UNIV, DEPT CHEM & PHYS, TALLAHASSEE, FL 32306 USA
[5] OAK RIDGE NATL LAB, NUCL DATA PROJECT, OAK RIDGE, TN 37831 USA
[6] LAWRENCE LIVERMORE NATL LAB, LIVERMORE, CA 94550 USA
来源
PHYSICAL REVIEW C | 1995年 / 52卷 / 01期
关键词
D O I
10.1103/PhysRevC.52.88
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
An iron-free beta spectrometer with pre- and post-acceleration of electrons was used to study beta branches and conversion electrons at very low energies in the beta decay of Ra-228. Results of conversion-electron and gamma-ray spectroscopy are analyzed using beta selection rules and two-quasiparticle-rotor model considerations. A tentative Ac-228 level scheme, including model-dependent spin-parity and configuration assignments consistent with the available data, is presented.
引用
收藏
页码:88 / 92
页数:5
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