Figure 1 A Single Crystal Diamond (IMAGE) Kanazawa University Caption Left: A single crystal diamond with a hole that is perforated by the high-rate etching technique. Center: Single crystal diamond wafer with regular trench structures produced by the anisotropic etching technique. Right: Top view of such a trench structure and a schematic image of its cross-section. Credit Kanazawa University Usage Restrictions The image may only be used with appropriate caption and credit. 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.