MASS OF LIGHT NEUTRINO AND RIGHT-HANDED CURRENT IN GE-76 AND SE-82 0-NU-BETA-BETA DECAYS

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作者
SONG, CL
WU, HF
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D O I
10.1088/0253-6102/18/3/307
中图分类号
O4 [物理学];
学科分类号
0702 ;
摘要
We discuss the 0nubetabeta decay mediated by a light neutrino. Two-nucleon mechanism and shell-model wave function are used in this paper. Also we take into account the influences of both nuclear short-range correlation term and finite nucleon size on the calculations of transition matrix elements. The relation between the mixing parameter eta of right-handed current and the Majorana neutrino mass m(nu) is obtained by fitting the experimental data of 0nubetabeta decay lifetimes of Ge-76 and Se-82.
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页码:307 / 312
页数:6
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