Pic 1 (IMAGE) National Research Council of Science & Technology Caption Senior Researcher Hyeong-U Kim (Co-corresponding Author) from the Semiconductor Manufacturing Research Center at the Korea Institute of Machinery and Materials, Professor Taesung Kim (Co-corresponding Author) from the Department of Mechanical Engineering at Sungkyunkwan University, Researcher Hyunho Seok (First Author) from Sungkyunkwan University. 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.