Diamond-like Carbon (IMAGE) University of Pennsylvania Caption This is an SEM image of a silicon microcantilever with an ultrasharp tip of diamond-like carbon with silicon. Credit Harish Bhaskaran, IBM Usage Restrictions None License Licensed 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.