Researchers (image) Stanford School of Engineering Share Print E-Mail Caption Stanford electrical engineering professor Shanhui Fan (center) gazes into the pizza- sized prototype with co-authors Linxiao Zhu (left) and Aaswath Raman (right). The high-tech mirror reflecting their faces beams heat directly into space. Credit Norbert von der Groeben, Stanford Engineering Usage Restrictions with attribution Share Print E-Mail 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.