First dark matter search results from a 4-kg CF${}_3$I bubble chamber operated in a deep underground site

E. Behnke, J. Behnke, S. J. Brice +19

New data are reported from the operation of a 4.0 kg CF${}_3$I bubble chamber in the 6800-foot-deep SNOLAB underground laboratory. The effectiveness of ultrasound analysis in discr…