News tagged with light signals

Physicists store short movies in an atomic vapor

The storage of light-encoded messages on film and compact disks and as holograms is ubiquitous---grocery scanners, Netflix disks, credit-card images are just a few examples. And now light signals can be stored ...

Physics / Quantum Physics

created May 29, 2012 | popularity 4 / 5 (5) | comments 3 | with audio podcast

Biochip-based device for cell analysis

(Phys.org) -- Inexpensive, portable devices that can rapidly screen cells for leukemia or HIV may soon be possible thanks to a chip that can produce three-dimensional focusing of a stream of cells, according ...

Chemistry / Analytical Chemistry

created May 30, 2012 | popularity 5 / 5 (1) | comments 0 | with audio podcast