论文标题

重铸造的直接检测极限,并含义对非标准暗物质方案的影响

Recasting direct detection limits within micrOMEGAs and implication for non-standard Dark Matter scenarios

论文作者

Belanger, Genevieve, Mjallal, Ali, Pukhov, Alexander

论文摘要

直接检测实验在暗物质的弹性散射横截面上获得了90%的上限,其核子假定点状相互作用以及标准的天体物理和宇宙学参数。在本文中,我们提供了Xenon1t,Pico-60,Cresst-III和Darkside-50的限制,并将其包括在微羊膜中。然后,该代码可用于直接从这些实验中对通用暗物质模型的约束构成,以在不同的假设上或对DM速度分布或核形态因素上。此外,在存在光T通道介质或Millicharged颗粒的情况下,可以获得弹性散射横截面的新限制。

Direct detection experiments obtain 90% upper limits on the elastic scattering cross sections of dark matter with nucleons assuming point-like interactions and standard astrophysical and cosmological parameters. In this paper we provide a recasting of the limits from XENON1T, PICO-60, CRESST-III and DarkSide-50 and include them in micrOMEGAs. The code can then be used to directly impose constraints from these experiments on generic dark matter models under different assumptions about the DM velocity distribution or on the nucleus form factors. Moreover new limits on the elastic scattering cross sections can be obtained in the presence of a light t-channel mediator or of millicharged particles.

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