Wrapped branes and supersymmetry

被引:8
作者
Cvetic, M [1 ]
Hull, CM
机构
[1] Univ Penn, Dept Phys & Astron, Philadelphia, PA 19104 USA
[2] Univ London Queen Mary & Westfield Coll, Dept Phys, London E1 4NS, England
基金
美国国家科学基金会;
关键词
D O I
10.1016/S0550-3213(98)00019-4
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
Configurations of two or more branes wrapping different homology cycles of space-time are considered and the amount of supersymmetry preserved is analysed, generalising the analysis of multiple branes in flat space. For K3 compactifications, these give the Type II or M-theory origin of certain supersymmetric four-dimensional heterotic string solutions that fit into spin-3/2 multiplets and which become massless at certain points in moduli space. The interpretation of these BPS states and the possibility of supersymmetry enhancement are discussed. (C) 1998 Elsevier Science B.V.
引用
收藏
页码:141 / 158
页数:18
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