Fig.3 (IMAGE) Osaka University Caption Photographs of Cu foil/pure-PTFE and Cu foil/glass cloth-containing PTFE assemblies before and after the 90° peel test (n = 2). Credit M. Nishino et al. Usage Restrictions None 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.