639 citations · 1.1k across the 36 of their papers we have counts for
Showing 2022 · hep-thShow all
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hep-th2022★ 10 cited
Even the photon propagator must break de Sitter symmetry
Dražen Glavan, Tomislav Prokopec
The propagator for the massless vector field in de Sitter space cannot maintain de Sitter invariance in the general covaraint gauge, except in the exactly transverse gauge limit. T…
hep-th2022★ 3 cited
Photon quantization in cosmological spaces
Dražen Glavan
Canonical quantization of the photon -- a free massless vector field -- is considered in cosmological spacetimes in a two-parameter family of linear gauges that treat all the vecto…