D-brane instanton induced μ terms and their hierarchical structure

被引：8
|
作者：
Abe, Hiroyuki [1 ]
Kobayashi, Tatsuo [2 ]
Tatsuta, Yoshiyuki [1 ]
Uemura, Shohei [3 ]
机构：
[1] Waseda Univ, Dept Phys, Tokyo 1698555, Japan
[2] Hokkaido Univ, Dept Phys, Sapporo, Hokkaido 0600810, Japan
[3] Kyoto Univ, Dept Phys, Kyoto 6068502, Japan
来源：
PHYSICAL REVIEW D | 2015年 / 92卷 / 02期
关键词：
STRING COMPACTIFICATIONS; COUPLINGS; ORIENTIFOLDS;
D O I：
10.1103/PhysRevD.92.026001
中图分类号：
P1 [天文学];
学科分类号：
0704 ;
摘要：
We study the mu-term matrix of Higgs pairs induced by the D-brane instanton effects in intersecting D6-brane models compactified on T-6. It is found that the mu-term matrix has a certain permutation symmetry and its eigenvalues have large hierarchical structure without fine-tuning.
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收藏
页数：6
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