AMF Measures Self-cooling in Graphene (image) University of Illinois at Urbana-Champaign Share Print E-Mail Caption An atomic force microscope tip scans the surface of a graphene-metal contact to measure temperature with spatial resolution of about 10 nm and temperature resolution of about 250 mK. Color represents temperature data. Credit Alex Jerez, Beckman Institute for Advanced Science and Technology 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.