A solution to Ward-Takahashi-identity in QED3
Yuichi Hoshino
TL;DR
This paper investigates the effects of vacuum polarization on the dressed fermion propagator in three-dimensional QED using spectral functions of the photon, providing reliable results in this context.
Contribution
It introduces a method leveraging spectral functions to analyze vacuum polarization effects in QED3, addressing a gap in existing approaches.
Findings
Reliable results for vacuum polarization effects in QED3
Spectral function approach effectively captures photon-fermion interactions
Improved understanding of Ward-Takahashi identity in QED3
Abstract
Using spectral function of photon we find the reliable results for the effects of vacuum polarization for the dressed fermion propagator in three-dimensional QED.
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Taxonomy
TopicsAdvanced Algebra and Geometry · Advanced Topics in Algebra · Algebraic structures and combinatorial models