Constructed with these three layers -- a perforated silver substrate, a Bragg mirror, and a PDMS coating -- the film effectively provides cooling while maintaining visibility. In testing, glass with ...

The Bragg mirror, a multi-layer thin-film structure, is designed to reflect near-infrared light, which is responsible for ...

Mr Kincade says he regularly does work for customers who have mangled their fly screens trying to remove them to clean window glass. With many sliding windows, he says screens need to be removed ...