Surface Premelting (image) Hong Kong University of Science and Technology Share Print E-Mail Caption This image shows the surface premelting of bilayer (a-c) and monolayer (d-f) crystals. The color scale (shown in a) indicates the magnitude of the orientational-order parameter of each particle, |ψ6j|. Credit Department of Physics, HKUST Usage Restrictions None Share Print E-Mail 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.