SILICA 2 (IMAGE) Rice University Caption A set of micron-scale silica resonators created at Rice University with a two-photon 3D printer. Their optical properties could make them useful for micro-scale photonic applications. Credit The Nanomaterials, Nanomechanics and Nanodevices Lab/Rice University Usage Restrictions None 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.