News tagged with mirror

Ultra-precise optical systems for space

(PhysOrg.com) -- Metal mirrors made with extremely high precision and exactly positioned are the key elements of modern telescopes. A new production technique enables complex optical surfaces to be manufactured ...

Jun 03, 2010
4.7 / 5 (3) 0 | with audio podcast

Someday, a way to 'see' nuclear, chemical threats

Ordinarily, the small square of plastic and glass has a reddish color. But when Drexel University graduate student Sameet Shriyan flicks a switch, applying a bit of electricity, suddenly the red fades and the material becomes ...

Apr 01, 2010
4.6 / 5 (5) 1

Faster, cheaper chips from space technology

(PhysOrg.com) -- Our world is full of integrated semiconductor circuits, commonly known as microchips. Today you find them in computers, cars, mobile phones and in almost every electrical device. Technology ...

Mar 26, 2010
4 / 5 (11) 1