researcher (IMAGE) Rice University Caption Rice University doctoral alum Joshua Chen is lead author on a study published in Nature Materials. Credit (Photo by Gustavo Raskosky/Rice University) Usage Restrictions Photo by Gustavo Raskosky/Rice University License Original 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.