IPC Confinement (image) University of Vienna Caption This shows inverse patchy colloids (IPC) with two positively charged regions (in yellow) and one negatively charged equatorial belt (in gray) are confined in the vicinity of a uniformly charged substrate (in yellow). Credit (Copyright: Emanuela Bianchi) Usage Restrictions The image may only be used with appropriate caption or credit. 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.