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.

引用

页数：6

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