Photo 2 (IMAGE) National Research Council of Science & Technology Caption Dr. Yongjin Kim Principal Researcher from the Department of Reliability at KIMM Credit Korea Institute of Machinery and Materials (KIMM) Usage Restrictions The sources of photos and research results from KIMM must be specified. 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.