GaAs Multilayer Group (image) University of Illinois at Urbana-Champaign Caption Illinois researchers have developed a more efficient, lower-cost method of manufacturing compound semiconductors such as gallium arsenide for many electronic device applications, including solar cells. The research team, from the left: professor Xiuling Li, student Ik Su Chun, postdoctoral researchers Sungjin Jo and Jongseung Yoon, and professor John Rogers. Credit Liz Ahlberg Usage Restrictions None 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.