Figure 2 (image) Kanazawa University Share Print E-Mail Caption Diamond etching mechanism by thermochemical reaction of nickel and diamond in high temperature water vapor. Credit Kanazawa University Usage Restrictions The image may only be used with appropriate caption and credit. 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.