Slowing a Light Wave--in Order to Catch It

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Science  03 Nov 1995:
Vol. 270, Issue 5237, pp. 738
DOI: 10.1126/science.270.5237.738


By adapting a process for getting laser light from just a few excited atoms, a team of physicists may have found a way to make a device that has attracted a lot of interest recently: a laser-driven accelerator, in which particles would be accelerated to high energies by surfing on an electromagnetic wave.