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Exact description of D-branes in K-matrix theory

T. Asakawa·S. Sugimoto·S. Terashima
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Abstract

We summarize how to describe D-branes in a matrix theory based on unstable D-instantons, which we call K-matrix theory, and explicity show that D-branes can be constructed as bound states of infinitly many unstable D-instantons. We examine the fluctuations around Dp-brane solutions in the matrix theory and show that they correctly reproduce fields on the Dp-brane world-volume. Plugging them into the action of the matrix theory, we precisely obtain the Dp-brane action as the effective action of the fluctuations.

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T. Asakawa, S. Sugimoto, S. Terashima. 2003-05-01. Exact description of D-branes in K-matrix theory. https://arxiv.org/abs/hep-th/0305006

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