Comment on “Trace anomaly of dilaton-coupled scalars in two dimensions”

W. Kummer; H. Liebl; D. V. Vassilevich

doi:10.1103/PhysRevD.58.108501

Comment on “Trace anomaly of dilaton-coupled scalars in two dimensions”

W. Kummer, H. Liebl, and D. V. Vassilevich

Phys. Rev. D 58, 108501 – Published 22 October 1998

Abstract

The trace anomaly for nonminimally coupled scalars in spherically reduced gravity obtained by Bousso and Hawking is incorrect. We explain the reasons for the deviations from our correct (published) result which is supported by several other recent papers.

Received 16 January 1998

DOI:https://doi.org/10.1103/PhysRevD.58.108501

Authors & Affiliations

W. Kummer^*, H. Liebl^†, and D. V. Vassilevich^‡

Institut für Theoretische Physik, Technische Universität Wien, Wiedner Hauptstrasse 8–10, A-1040 Wien, Austria

^*Email address: wkummer@tph.tuwien.ac.at
^†Email address: liebl@tph16.tuwien.ac.at
^‡Permanent address: Department of Theoretical Physics, St. Petersburg University, 198904 St. Petersburg, Russia. Email address: vasilev@snoopy.phys.spbu.ru

Original Article

Trace anomaly of dilaton-coupled scalars in two dimensions

Raphael Bousso and Stephen Hawking

Phys. Rev. D 56, 7788 (1997)

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Issue

Vol. 58, Iss. 10 — 15 November 1998

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Physical Review D

covering particles, fields, gravitation, and cosmology