DECAYS OF THE LOWEST T=2 STATES IN A=4N NUCLEI FROM BE-8 TO TI-44

被引:22
作者
FREEDMAN, SJ
GAGLIARDI, CA
OOTHOUDT, MA
NERO, AV
ROBERTSON, RGH
ZUTAVERN, FJ
ADELBERGER, EG
MCDONALD, AB
机构
[1] PRINCETON UNIV, PRINCETON, NJ 08540 USA
[2] UNIV WASHINGTON, SEATTLE, WA 98195 USA
[3] ATOM ENERGY CANADA LTD, CHALK RIVER NUCL LABS, CHALK RIVER K0J 1J0, ONTARIO, CANADA
来源
PHYSICAL REVIEW C | 1979年 / 19卷 / 05期
关键词
D O I
10.1103/PhysRevC.19.1907
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
Branching ratios for isospin-forbidden decays have been measured for the lowest T=2 levels in Be8, C12, O16, Mg24, Si28, S32, Ar36, Ca40, and Ti44. The T=2 levels were populated by the isospin allowed (p,t) reaction at Ep=42 ̂>or ̂>46 MeV. Coincidences were observed between tritons detected in a quadrupole-dipole-dipole-dipole magnetic spectrometer and decay particles detected in a surface-barrier detector telescope, a time-of-flight neutron detector, or an NaI (Tl) -ray detector. Systematics of isospin-forbidden decay widths are discussed. NUCLEAR STRUCTURE Be8, C12, O16, Mg24, Si28, S32, Ar36, Ca40, Ti44; lowest J ̂>=0+, T=2 level; measured isospin-forbidden particle-decay branching ratios. © 1979 The American Physical Society.
引用
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页码:1907 / 1923
页数:17
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