Physics and Astronomy News Archive: September 2009
World's Smallest Semiconductor Laser
Source: Berkeley Posted: 9/7/09 Researchers have reached a new milestone in laser physics by creating the world's smallest semiconductor laser, capable of generating visible light in a space smaller than a single protein molecule.
Robots Swim With the Fishes
Source: MIT Posted: 9/7/09 Borrowing from Mother Nature, a team of MIT researchers has built a school of swimming robo-fish that slip through the water just as gracefully as the real thing, if not quite as fast.
Acoustic Tweezers Move Tiny Objects
Source: PSU Posted: 9/7/09 Manipulating tiny objects like single cells often requires relatively large, unwieldy equipment, but now a system that uses sound as a tiny tweezers can be small enough to place on a chip.
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