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Inelastic Dark Matter and the SABRE experiment
Journal of Cosmology and Astroparticle Physics ( IF 5.3 ) Pub Date : 2020-12-04 , DOI: 10.1088/1475-7516/2020/12/014
Madeleine J. Zurowski 1 , Elisabetta Barberio 1 , Giorgio Busoni 2
Affiliation  

We present here the sensitivity of the SABRE (Sodium iodide with Active Background REjection) experiment to benchmark proto-philic, spin dependent, Inelastic Dark Matter models previously proposed due to their lowered tension with existing experimental results. We perform fits to cross section, mass, and mass splitting values to find the best fit to DAMA/LIBRA data for these models. In this analysis, we consider the Standard Halo Model (SHM), as well as an interesting extension upon it, the SHM+Stream distribution, to investigate the influence of the Dark Matter velocity distribution upon experimental sensitivity and whether or not its consideration may be able to help relieve the present experimental tension. Based on our analysis, SABRE should be sensitive to all the three benchmark models within 2-5 years of data taking.

中文翻译:

非弹性暗物质和 SABRE 实验

我们在此展示了 SABRE(具有活性背景排斥的碘化钠)实验对先前提出的基准亲原、自旋相关、非弹性暗物质模型的敏感性,因为它们降低了现有实验结果的张力。我们对横截面、质量和质量分裂值进行拟合,以找到这些模型的 DAMA/LIBRA 数据的最佳拟合。在此分析中,我们考虑了标准光晕模型 (SHM) 及其一个有趣的扩展,即 SHM+Stream 分布,以研究暗物质速度分布对实验灵敏度的影响以及是否可以考虑能够帮助缓解目前的实验紧张。根据我们的分析,SABRE 应该在数据采集的 2-5 年内对所有三个基准模型都敏感。
更新日期:2020-12-04
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