类轴子粒子的振荡
高能物理 - 唯象学
2022-01-13 v2
摘要
弦论紧致化可能产生许多与电磁弱耦合的轻类轴子粒子（ALPs）。一般而言，可能存在大量 ALPs，其中某个线性组合具有潜在可观测的与电磁的耦合。仅有一个 ALP 与电磁耦合的基一般与质量基不对齐。这导致“电磁”ALP 与若干不直接与光子相互作用的“隐”ALPs 之间的混合。该过程类似于中微子振荡。我将讨论这种混合对天体物理 ALP 信号的现象学后果，特别指出它可能显著降低诸如 CERN 轴子太阳望远镜等实验中的预测信号。
引用
@article{arxiv.2107.12813,
title = {Axion-like particle oscillations},
author = {Francesca Chadha-Day},
journal= {arXiv preprint arXiv:2107.12813},
year = {2022}
}
备注
This is the Accepted Manuscript version of an article accepted for publication in Journal of Cosmology and Astroparticle Physics. IOP Publishing Ltd is not responsible for any errors in this version of the manuscript or any version derived from it. This Accepted Manuscript is published under a CC BY licence. The Version of Record is available at https://doi.org/10.1088/1475-7516/2022/01/013