MXene-coated lightweight polymer waveguide (IMAGE) Drexel University Caption Coating 3D-printed polymer waveguides could provide a lightweight alternative to metal compontents in space technlogy, according to new research from Drexel University and the University of British Columbia. Credit Drexel University/University of British Columbia 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.