T-dual R-R zero-norm states, D-branes and S-duality of type II string theory

Jen-Chi Lee

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arXiv · hep-th/0007026

T-dual R-R zero-norm states, D-branes and S-duality of type II string theory

Jen-Chi Lee

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Abstract

We calculate the R-R zero-norm states of type II string spectrum. To fit these states into the right symmetry charge parameters of the gauge transformations of the R-R tensor forms, one is forced to T-dualize some type I open string space-time coordinates and thus to introduce D-branes into the theory. We also demonstrate that the constant T-dual R-R 0-form zero-norm state, together with the NS-NS singlet zero-norm state are responsible for the SL(2,Z) S-duality symmetry of the type II B string theory.

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BibTeX RIS

Jen-Chi Lee. 2000-08-22. T-dual R-R zero-norm states, D-branes and S-duality of type II string theory. https://arxiv.org/abs/hep-th/0007026

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