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Generalized Heat Kernel Method with Local Mass Scale
Author(s) -
Reinhardt H.
Publication year - 1988
Publication title -
annalen der physik
Language(s) - English
Resource type - Journals
SCImago Journal Rank - 1.009
H-Index - 68
eISSN - 1521-3889
pISSN - 0003-3804
DOI - 10.1002/andp.19885000507
Subject(s) - physics , heat kernel , vacuum polarization , scalar (mathematics) , kernel (algebra) , fermion , scale (ratio) , soliton , quantum electrodynamics , quantum mechanics , nonlinear system , mathematics , geometry , combinatorics
Abstract A generalized heat kernel method which includes space‐time dependent scalar fields as mass scale already in zero order is presented. The approach is illustrated by calculating the vacuum polarization of a coupled meson‐fermion theory exhibiting soliton type of solutions.