Thin Dielectric Carpet Cloak (IMAGE) University of California - San Diego Caption An extremely thin cloaking device is designed using dielectric materials. The cloak is a thin Teflon sheet (light blue) embedded with many small, cylindrical ceramic particles (dark blue). Credit Li-Yi Hsu/Jacobs School of Engineering/UC San Diego Usage Restrictions Please credit Li-Yi Hsu/Jacobs School of Engineering/UC San Diego 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.