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 ...
When a communications cable is cut, it can be hundreds of fiber lines serving thousands of customers. Fixing it has been described as putting spaghetti back together.
Some results have been hidden because they may be inaccessible to you
Show inaccessible results