Pressure in thermal scalar field theory to three-loop order

Journal Article · Thu Oct 15 00:00:00 EDT 1992 · Physical Review, D (Particles Fields); (United States)

DOI:https://doi.org/10.1103/PhysRevD.46.3670· OSTI ID:7030639

Frenkel, J; Saa, A V ^[1]; Taylor, J C ^[2]

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1. Instituto de Fisica, Universidade de Sao Paulo, Sao Paulo (Brazil)
2. Department of Applied Mathematics and Theoretical Physics, University of Cambridge, Cambridge, CB3 9EW (United Kingdom)

In scalar field theory, with a {ital g}{sup 2}{phi}{sup 4} interaction, at temperature {ital T} we compute the complete contribution to the pressure to order {ital g}{sup 4}. This involves a three-loop thermal diagram. We neglect the zero-temperature mass.

• OSTI ID: 7030639
• Journal Information: Physical Review, D (Particles Fields); (United States), Journal Name: Physical Review, D (Particles Fields); (United States) Vol. 46:8; ISSN PRVDA; ISSN 0556-2821
• Country of Publication: United States
• Language: English

Related Subjects

662110* -- General Theory of Particles & Fields-- Theory of Fields & Strings-- (1992-)
72 PHYSICS OF ELEMENTARY PARTICLES AND FIELDS
FIELD THEORIES
FUNCTIONS
GREEN FUNCTION
LAGRANGIAN FIELD THEORY
POTENTIALS
PROPAGATOR
QUANTUM FIELD THEORY
SCALAR FIELDS
TEMPERATURE DEPENDENCE