A Diagram of the Substrate (image) Okinawa Institute of Science and Technology (OIST) Graduate University Share Print E-Mail Caption This figure appears in the researchers' study, published in Diamond and Related Materials. (a) Schematics of the cross-section of a foundation before and after steps in the fabrication process. (b) Dark-field optical micrograph of the glass foundation with diamond-sealed channels that are created by the process in described in (a). (c) Scanning electron microscope image of the center cavity, taken under a tilt of 25°. Credit OIST Usage Restrictions cc2.0 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.