First results on sub-GeV spin-dependent dark matter [IMA]

http://arxiv.org/abs/1902.07587


In this work, we want to highlight the potential of lithium as a target for spin-dependent dark matter search in cryogenic experiments, with a special focus on the low-mass region of the parameter space.
We operated a prototype detector module based on a Li$_2$MoO$_4$ target crystal in an above-ground laboratory. Despite the high background environment, the detector probes an unexplored region of the parameter space: we set the first limits on the spin-dependent interactions of dark matter particles with protons and neutrons for masses between 0.8 GeV/c$^2$ and 1.5 GeV/c$^2$.

Read this paper on arXiv…

A. Abdelhameed, G. Angloher, P. Bauer, et. al.
Thu, 21 Feb 19
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