Oxidative Unzipping (IMAGE) Kazan Federal University Caption Intercalation-unzipping, oxidation, and exfoliation of carbon nanotubes. Credit Kazan Federal University, Laboratory of Advanced Carbon Nanomaterials Usage Restrictions None 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.