Diamond Nano-Tip (image) University of Illinois College of Engineering Caption This is a diamond nano-tip integrated onto the micro-heater of a doped silicon microcantilever. The tip has a radius of 10 nm. Credit William King Usage Restrictions None 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.