Off-the-shelf dyes improve solar cells

Like most technologies, work on solar devices has proceeded in generational waves. First came bulk silicon-based solar cells built with techniques that borrowed heavily from those used to make computer chips. Next came work ...

Glass magic -- a film that changes what glass can do

Fogged or frozen windows are the bane of drivers' lives in winter. German researchers have developed a process that allows them to manufacture not just transparent, but heatable films. These films also prevent condensation, ...

Mechanical devices stamped on plastic

(PhysOrg.com) -- Microelectromechanical devices -- tiny machines with moving parts -- are everywhere these days: they monitor air pressure in car tires, register the gestures of video game players, and reflect light onto ...

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