Anomalous current due to Weyl anomaly for conformal field theory

Recently it is found that Weyl anomaly leads to new anomalous currents in an external electromagnetic field in a curved spacetime. For simplicity, the initial works mainly focus on weak gravitational fields and the anomalous current is obtained for conformally flat spaces with small scale factors. I...

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Bibliographic Details
Main Authors: Jiang-Jin Zheng, Dongqi Li, Yu-Qian Zeng, Rong-Xin Miao
Format: Article
Language:English
Published: Elsevier 2019-10-01
Series:Physics Letters B
Online Access:http://www.sciencedirect.com/science/article/pii/S0370269319305581