paper

Weyl invariance of string theories in generalized supergravity backgrounds

arXiv:1811.10600 · doi:10.1103/PhysRevLett.122.111602

Abstract

We revisit Weyl invariance of string theories in generalized supergravity backgrounds. In the previous work arXiv:1703.09213, a possible counterterm was constructed, but it seems to be a point of controversy in some literatures whether it is non-local or not. To settle down this issue, we show that the counterterm may be local and exactly cancels out the one-loop trace anomaly in generalized supergravity backgrounds.

8 pages; v2: published version

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