Threshold effects in open-string theory

被引：71

作者：

Bachas, C

Fabre, C

机构：

[1] Centre de Physique Théorique, Ecole Polytechnique

来源：

NUCLEAR PHYSICS B | 1996年 / 476卷 / 03期

关键词：

open-string theory; threshold; orientifold; orbifold;

D O I：

10.1016/0550-3213(96)00332-X

中图分类号：

O412 [相对论、场论]; O572.2 [粒子物理学];

学科分类号：

摘要：

We analyze the one-loop effective gauge-field action in Z(2)-orbifold compactifications of type-I theory. We show how, for non-abelian group factors, the threshold effects are ultraviolet finite though given entirely by a six-dimensional field theory expression.

引用

页码：418 / 436

页数：19

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