Researchers in the Harvard John A. Paulson School of Engineering and Applied Sciences (SEAS) and the Faculty of Arts and Sciences have devised a new way to make some of the smallest, smoothest mirrors ...

SEAS and physics researchers report a new way to make ultra-smooth, microscopic mirrors that form high-performance optical resonators, or cavities. The technique harnesses silicon’s inherent ...

Add Yahoo as a preferred source to see more of our stories on Google. The Chinese military claims it has developed a new radar-defeating coating that can hide targets from anti-stealth radar. The ...

The 8YSZ coating was prepared by atmospheric plasma spraying technology with the feedstock powder. Through a waveguide method and infrared emissivity measurement instrument, the microwave absorbing ...

New microwave-absorbing material points to more affordable mass production, as reports of commercial 'stealth paint' spark debate Radar-absorbing materials have long been associated with stealth ...