2 Researchers (IMAGE) National Research Council of Science & Technology Caption (from the left) Dr. Kyung Yoon Chung, Dr. Wonyoung Chang, prof. Sang-Young Lee Credit Korea Institute of Science and Technology (KIST) Usage Restrictions The sources of photos and research results from KIST must be specified. 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.