The surface of a colloidal crystal (IMAGE) Hong Kong University of Science and Technology Caption The surface of a colloidal crystal develops another crystal whose thickness increases with temperature in a power law before reaching the crystal-crystal transition temperature. Credit HKUST 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.