Picture 1 (IMAGE) The University of Hong Kong Caption Experimental measurement of the thermal conductivity of AgTlI2 crystal as a function of temperature and potential pathways to search for new materials with low thermal conductivity. Credit The University of Hong Kong Usage Restrictions N/A 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.