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Lorentz Symmetry breaking studies with photons from astrophysical observations

2010/07/31 by J. Bolmont, A. Jachołkowska, A. Jacholkowska
Physics and Astronomy · #Black Holes and Theoretical Physics #Lorentz covariance #Lorentz transformation #Noncommutative and Quantum Gravity Theories #Particle physics theoretical and experimental studies #Photon #Physics #Quantum #Quantum gravity #Quantum mechanics #Theoretical physics #astro-ph.HE #gr-qc

paper · pdf · doi:10.1016/j.asr.2010.07.025

published as Adv.Space Res.47:380-391,2011 · 22 pages, 9 figures. V2 match the published version. Invited review talk to the 2nd International Colloquium "Scientific and Fundamental Aspects of the Galileo Programme", 14-16 october 2009, Padua, Italy

openalex publication_date 2010/08/07 · arxiv created 2011/02/21 · arxiv updated 2011/02/22 · openalex created_date 2025/10/10 · openalex updated_date 2026/08/05

Abstract

Lorentz Invariance Violation (LIV) may be a good observational window on Quantum Gravity physics. Within last few years, all major Gamma-ray experiments have published results from the search for LIV with variable astrophysical sources: gamma-ray bursts with detectors on-board satellites and Active Galactic Nuclei with ground-based experiments. In this paper, the recent time-of-flight studies with unpolarized photons published from the space and ground based observations are reviewed. Various methods used in the time delay searches are described, and their performance discussed. Since no significant time-lag value was found within experimental precision of the measurements, the present results consist of 95% confidence cevel limits on the Quantum Gravity scale on the linear and quadratic terms in the standard photon dispersion relations.

Citations