Photo 3 (IMAGE) National Research Council of Science & Technology Caption Photos of Equipment for Nano-Optical Sensor Experiment 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.