News tagged with beams of light

New record in quantum communications

(Phys.org)—Researchers from The Australian National University have taken a quantum leap towards developing the next-generation super-fast networks needed to drive future computing.

Aug 30, 2012
5 / 5 (13) 1

Scientists twist light to send data

(Phys.org) -- A multi-national team led by USC with researchers hailing from the U.S., China, Pakistan and Israel has developed a system of transmitting data using twisted beams of light at ultra-high speeds ...

Jun 25, 2012
4.9 / 5 (24) 10

Einstein was right, neutrino researchers admit

Scientists on Friday said that an experiment which challenged Einstein's theory on the speed of light had been flawed and that sub-atomic particles -- like everything else -- are indeed bound by the universe's ...

Jun 08, 2012
4.4 / 5 (37) 81

Photonics: Beam me up

'Tractor beams' of light that pull objects towards them are no longer science fiction. Haifeng Wang at the A*STAR Data Storage Institute and co-workers have now demonstrated how a tractor beam can in fact be realized on a ...

May 24, 2012
4.7 / 5 (6) 0

Measuring magnetic fields

(Phys.org) -- Polarized light is a familiar phenomenon, as people who prefer polarized sunglasses can testify. The electric field in a beam of light can vibrate either left-right or up-down, and the scattering ...

Apr 09, 2012
5 / 5 (3) 0