Material sample (IMAGE) Ural Federal University Caption Ions are implanted into the material with special equipment. At the photo a sample of the metal. Credit UrFU / Vladimir Petrov Usage Restrictions Photo may be freely used to illustrate this topic, but please credit the author of the image: UrFU / Vladimir Petrov 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.