PREPRINT
9DA09935-309F-4F0B-BFE6-74655D7AD721

Extinction of the TeV Gamma-Ray Background by Sunlight

Abraham Loeb
arXiv:2207.00671

Submitted on 1 July 2022

Abstract

I show that pair production on sunlight introduces a sizable anisotropy in the cosmic background of TeV gamma-rays. The anisotropy amplitude in the direction of the Sun exceeds the cosmic dipole anisotropy from the motion of the Sun relative to the cosmic rest-frame.

Preprint

Comment: Submitted to an AAS Journal

Subjects: High Energy Physics - Phenomenology; Astrophysics - High Energy Astrophysical Phenomena

URL: https://arxiv.org/abs/2207.00671