Physics – High Energy Physics – High Energy Physics - Phenomenology
Scientific paper
2010-07-29
Physics
High Energy Physics
High Energy Physics - Phenomenology
19 pages, 7 figures, typos corrected, refs added
Scientific paper
We consider the velocity dependence arising from scattering through dark multipole moments, and its effects on the consistency of the signals observed by DAMA and CoGeNT with the dark matter hypothesis. We focus on the effects of the experimental uncertainties on the fits, and show that the two experiments combined favor dark matter scattering with a velocity-dependent cross-section over standard velocity and spin-independent scattering. When appropriate uncertainties are taken into account, we show that agreement of the two signals with each other and with the results of null experiments can be obtained.
Fitzpatrick Liam A.
Zurek Kathryn M.
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