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arXiv · 1004.3972

On The Structure Of The Chan-Paton Factors For D-Branes In Type II Orientifolds

Dongfeng Gao·Kentaro Hori
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Abstract

We determine the structure of the Chan-Paton factors of the open strings ending on space filling D-branes in Type II orientifolds. Through the analysis, we obtain a rule concerning possible distribution of O-plane types. The result is applied to classify the topology of D-branes in terms of Fredholm operators and K-theory, deriving a proposal made earlier and extending it to more general cases. It is also applied to compactifications with N=1 supersymmetry in four-dimensions. We adapt and develop the language of category in this context, and use it to describe some decay channels.

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Dongfeng Gao, Kentaro Hori. 2010-04-22. On The Structure Of The Chan-Paton Factors For D-Branes In Type II Orientifolds. https://arxiv.org/abs/1004.3972

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