2015-01-25, 18:35
Scientists slow down the speed of light travelling in free space
Scientists have managed to slow photons in free space for the first time. They have demonstrated that applying a mask to an optical beam to give photons a spatial structure can reduce their speed.
http://feeds.sciencedaily.com/~r/science...144158.htm
Scientists have managed to slow photons in free space for the first time. They have demonstrated that applying a mask to an optical beam to give photons a spatial structure can reduce their speed.
http://feeds.sciencedaily.com/~r/science...144158.htm