Mark Lee, University of Texas at Dallas (IMAGE) University of Texas at Dallas Caption Dr. Mark Lee, head of the Department of Physics in the School of Natural Sciences and Mathematics, explains his research into the thermoelectric harvesting ability of silicon "nanoblades." Credit 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.