Articles with "ramond background" as a keyword



Charged black holes in the Kalb-Ramond background with Lorentz violation: null geodesics and optical appearance of a thin accretion disk

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Published in 2025 at "Chinese Physics C"

DOI: 10.1088/1674-1137/adc3fc

Abstract: In this study, we investigate the optical appearance of a charged black hole in the Kalb-Ramond background, incorporating a Lorentz-violating parameter . By analyzing the null geodesics, we derive the photon sphere, event horizon, effective… read more here.

Keywords: null geodesics; optical appearance; ramond background; kalb ramond ... See more keywords