News tagged with speed of light

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On-chip quantum buffer realized

Nippon Telegraph and Telephone Corp. has realized a quantum buffer integrated on an optical waveguide. The buffer is based on the "slow light effect", where the propagation speed of a pulsed light in a special ...

Nov 13, 2013
5 / 5 (6) 1

Physicists freeze motion of light for a minute

Physicists in Darmstadt have been able to stop something that has the greatest possible speed and that never really stops. We're talking about light. Already a decade ago, physicists stopped it very for a short moment. In ...

Aug 06, 2013
4.8 / 5 (29) 7 | with audio podcast

News about ghost particles

(Phys.org) —Neutrinos are the most elusive particles having extremely weak interactions with all other particles. They have rather unusual properties and are even expected to be identical with their own ...

Jul 17, 2013
4.7 / 5 (28) 11 | with audio podcast

Cool electron acceleration

Physicists from the Max-Planck-Institute of Quantum Optics produced electron pulses from a laser accelerator whose individual particles all have nearly the same, tuneable energy.

Jun 04, 2013
5 / 5 (5) 0 | with audio podcast

Final magnet girders installed at NSLS-II

(Phys.org) —In January, the last of 150 magnet girders was installed in the storage ring of the National Synchrotron Light Source II (NSLS-II), capping off a tremendous yearlong effort in which 843 magnets ...

Mar 07, 2013
5 / 5 (3) 0

Light particles illuminate the vacuum

Researchers from the Finnish Aalto University and the Technical Research Centre of Finland succeeded in showing experimentally that vacuum has properties not previously observed. According to the laws of ...

Feb 26, 2013
4.8 / 5 (35) 415 | with audio podcast