A Metal Twist to Photosynthesis (IMAGE) Arizona State University Caption Dr. Su Lin was part of a large, international collaboration between Arizona State University, the University of California San Diego and the University of British Columbia, that came up with a surprising twist to photosynthesis research by swapping a key metal necessary for turning sunlight into chemical energy. Credit Arizona State University Biodesign Institute 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.