New Results from a Three-Year Annual Modulation Search with COSINE-100

31 Aug 2021, 14:00
15m
Talk in parallel session Dark Matter and its detection Hot topic Dark Matter

Speaker

William Thompson (Yale University)

Description

COSINE-100 is a direct detection dark matter experiment that is testing DAMA/LIBRA's claim of dark matter discovery. Located in South Korea's Yangyang Underground Laboratory, COSINE-100 comprises 106 kg of sodium iodide detectors surrounded by a ~2000 L liquid scintillator veto. In this talk, I will present new results from an annual modulation search using three years of data and the impact on DAMA/LIBRA's discovery claim. I will also discuss improvements over our previous modulation analysis, including lowering the analysis threshold to 1 keV and the development of a more robust time-dependent background model. In addition, I will review ongoing R&D projects for, and the physics reach of future phases of the experiment.

Primary author

William Thompson (Yale University)

Presentation Materials

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