Caption: 
Members of the SwRI and GTI teams stand in front of the completed building housing the Supercritical Transformational Electric Power (STEP) pilot plant, a $112 million 10-megawatt supercritical carbon dioxide (sCO2) facility in progress at SwRI's San Antonio headquarters. STEP is collaboration between SwRI, GTI, GE Research and the U.S. Department of Energy/National Energy Technology Laboratory.