来自高能电子康普顿散射的光速各向异性极限
高能物理 - 实验
2014-11-21 v2 高能物理 - 唯象学
原子物理
摘要
考虑了光速相对于电子极限速度的各向异性可能性。在ESRF的GRAAL设施中，康普顿边缘光子能量缺乏恒星时变化，这约束了此类各向异性，代表了洛伦兹破缺的首次非阈值碰撞运动学研究。在最小标准模型扩展的框架内解释时，该结果在95%置信水平下，对宇称破缺的光子和电子系数kappa_{o+}和c的组合给出了1.6 x 10^{-14}的双侧极限。这一新约束比之前的界限提高了一个数量级。
引用
@article{arxiv.1005.5230,
title = {Limits on light-speed anisotropies from Compton scattering of high-energy electrons},
author = {J. -P. Bocquet and D. Moricciani and V. Bellini and M. Beretta and L. Casano and A. D'Angelo and R. Di Salvo and A. Fantini and D. Franco and G. Gervino and F. Ghio and G. Giardina and B. Girolami and A. Giusa and V. G. Gurzadyan and A. Kashin and S. Knyazyan and A. Lapik and R. Lehnert and P. Levi Sandri and A. Lleres and F. Mammoliti and G. Mandaglio and M. Manganaro and A. Margarian and S. Mehrabyan and R. Messi and V. Nedorezov and C. Perrin and C. Randieri and D. Rebreyend and N. Rudnev and G. Russo and C. Schaerf and M. L. Sperduto and M. C. Sutera and A. Turinge and V. Vegna},
journal= {arXiv preprint arXiv:1005.5230},
year = {2014}
}
备注
4 pages, 4 figures