Tubular laser beams can create what amount to fiber-optic cables made of thin air, researchers report in a study to appear in Physical Review X. Laser-heated air can efficiently transmit light signals ...
DURHAM, N.C. -- Since the first fiber optic cables rolled out in the 1970s, they’ve become a major part of everything from medical devices to high-speed internet and cable TV. But as it turns out, one ...
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