Article ID Journal Published Year Pages File Type
1839490 Nuclear Physics A 2007 4 Pages PDF
Abstract

I report on a recently discovered general property of Feynman diagrams in thermal field theories (Thermal Operator Representation): the thermal part of any diagram can be obtained directly from the vacuum part by means of a simple diagram-dependent linear operator with interesting properties.

Related Topics
Physical Sciences and Engineering Physics and Astronomy Nuclear and High Energy Physics