Micro bubbles in ethanol

Micro-bubbles are formed in ethanol by applying high voltage on a metal rod covered with an ETFE tube.

Publication related to this:
T. Shirafuji, M. Kimura, O. Sakai, K. Tachibana: Observation of plasma on ePTFE-covered metal rod in ethanol, The 18th International Symposium on Plasma Chemistry, Aug.. 26-31, 2007, Kyoto, Japan.