STATIC QUADRUPOLE-MOMENT OF THE 1ST EXCITED-STATE OF SI-30

被引:15
作者
FEWELL, MP [1 ]
KEAN, DC [1 ]
SPEAR, RH [1 ]
ZABEL, TH [1 ]
BAXTER, AM [1 ]
HINDS, S [1 ]
机构
[1] AUSTRALIAN NATL UNIV,DEPT PHYS,CANBERRA 2600,ACT,AUSTRALIA
关键词
D O I
10.1103/PhysRevLett.43.1463
中图分类号
O4 [物理学];
学科分类号
0702 ;
摘要
The static quadrupole moment, Q2+, and B(E2;0+→2+) of the first excited state of Si30 have been measured using the reorientation effect in Coulomb excitation, giving Q2+=-5±6 (+1±6) e•fm2 and B(E2;0+→2+)=253±30(261±30) e2•fm4 if the interference from the second excited state is constructive (destructive). The result for Q2+ indicates that Hartree- Fock calculations which ignore solutions other than those with K=0 are inadequate, and supports shell-model calculations and band-mixed Hartree- Fock calculations. © 1979 The American Physical Society.
引用
收藏
页码:1463 / 1466
页数:4
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