Improved Limits on Spin-Dependent WIMP-Proton Interactions from a Two Liter CF${}_3$I Bubble Chamber

E. Behnke, J. Behnke, S. J. Brice +14

Data from the operation of a bubble chamber filled with 3.5 kg of CF${}_3$I in a shallow underground site are reported. An analysis of ultrasound signals accompanying bubble nuclea…