NA64 实验在缺失能量事件中的暗物质搜寻
高能物理 - 实验
2019-09-25 v3 高能物理 - 唯象学
摘要
NA64 实验在 CERN SPS 主动束流_dump 中 100 GeV 电子相互作用的缺失能量事件里，搜寻由称为暗光子的新矢量玻色子 介导的亚 GeV 暗物质产生。根据对 2016、2017 和 2018 年收集、含 靶上电子的数据分析，未发现此类过程的证据。由此导出了对 与光子混合强度以及质量范围 GeV 中标量与圆费米子暗物质参数空间的最严格限制，从而展示了主动束流_dump 方法用于暗物质搜寻的威力。
引用
@article{arxiv.1906.00176,
title = {Dark matter search in missing energy events with NA64},
author = {D. Banerjee and V. E. Burtsev and A. G. Chumakov and D. Cooke and P. Crivelli and E. Depero and A. V. Dermenev and S. V. Donskov and R. R. Dusaev and T. Enik and N. Charitonidis and A. Feshchenko and V. N. Frolov and A. Gardikiotis and S. G. Gerassimov and S. N. Gninenko and M. Hosgen and M. Jeckel and A. E. Karneyeu and G. Kekelidze and B. Ketzer and D. V. Kirpichnikov and M. M. Kirsanov and I. V. Konorov and S. G. Kovalenko and V. A. Kramarenko and L. V. Kravchuk and N. V. Krasnikov and S. V. Kuleshov and V. E. Lyubovitskij and V. Lysan and V. A. Matveev and Yu. V. Mikhailov and L. Molina Bueno and D. V. Peshekhonov and V. A. Polyakov and B. Radics and R. Rojas and A. Rubbia and V. D. Samoylenko and D. Shchukin and V. O. Tikhomirov and I. Tlisova and D. A. Tlisov and A. N. Toropin and A. Yu. Trifonov and B. I. Vasilishin and G. Vasquez Arenas and P. V. Volkov and V. Yu. Volkov and P. Ulloa},
journal= {arXiv preprint arXiv:1906.00176},
year = {2019}
}
备注
6 pages, 4 figures, version accepted for publication in Phys. Rev. Lett. arXiv admin note: text overlap with arXiv:1710.00971, arXiv:1610.02988