zinc oxide
Nanogenerators grow strong enough to power small conventional electronics
Blinking numbers on a liquid-crystal display (LCD) often indicate that a device’s clock needs resetting. But in the laboratory of Zhong Lin Wang at Georgia Tech, the blinking number on a small LCD signals the success of a five-year effort to po…
Off-the-shelf dyes improve solar cells
College Park, MD (August 31, 2010) — 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. Nex…