Braun, VolkerSchäfer-Nameki, Sakura2023-05-232023-05-232006-09-292011-07-13https://repository.upenn.edu/handle/20.500.14332/42904We construct Gepner models in terms of coset conformal field theories and compute their twisted equivariant K-theories. These classify the D-brane charges on the associated geometric backgrounds and therefore agree with the topological K-theories. We show this agreement for various cases, in particular, the Fermat quintic.Physical Sciences and MathematicsPhysicsArticle