Dr. Simon Dai (IMAGE) University of Texas at Dallas Caption Dr. Simon Dai, assistant professor of mechanical engineering, uses a goniometer to measure the water contact angle on a new surface. He and his team, which includes doctoral student Zongqi Guo (right), have received funding to create a more durable lubricant for sustainable water harvesting. Credit The University of Texas at Dallas Usage Restrictions None 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.