Hadamard and minimal renormalizations

Mario A. Castagnino; Edgard Gunzig; Pascal Nardone; Juan P. Paz

doi:10.1103/PhysRevD.34.3698

Hadamard and minimal renormalizations

Mario A. Castagnino, Edgard Gunzig, Pascal Nardone, and Juan P. Paz

Phys. Rev. D 34, 3698 – Published 15 December 1986

Abstract

A common language is introduced to study two, well-known, different methods for the renormalization of the energy-momentum tensor of a scalar neutral quantum field in curved space-time. Different features of the two renormalizations are established and compared.

Received 15 May 1986

DOI:https://doi.org/10.1103/PhysRevD.34.3698

Authors & Affiliations

Mario A. Castagnino

Instituto de Astronomia y Fisica del Espacio, CC 67 Suc 28, 1428 Buenos Aires, Argentina and Instituto de Fisica de Rosario, Av Pellegrini 250, 2000 Rosario, Argentina

Edgard Gunzig and Pascal Nardone