Fusion Reactor Concept (IMAGE) University of Washington Caption This is the UW's current fusion experiment, HIT-SI3. It is about one-tenth the size of the power-producing dynomak concept. Credit U of Washington Usage Restrictions Photo credit required. License Licensed content Disclaimer: AAAS and EurekAlert! are not responsible for the accuracy of news releases posted to EurekAlert! by contributing institutions or for the use of any information through the EurekAlert system.