Trace Anomaly of Dilaton Coupled Scalars in Two DimensionsPreprint English OPEN
Bousso, Raphael; Hawking, Stephen; (1997)
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Subject: High Energy Physics - Theory
arxiv: General Relativity and Quantum Cosmology | High Energy Physics::Theory
Conformal scalar fields coupled to the dilaton appear naturally in two-dimensional models of black hole evaporation. We calculate their trace anomaly. It follows that an RST-type counterterm appears naturally in the one-loop effective action.