Michigan Engineering | University of Michigan The researchers have optimized an optical resonator to take an infrared signal from relatively cheap telecommunication-compatible lasers and boost it to an ultraviolet beam.
A smarter way to make ultraviolet light beams
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‘Perfect black’ coating can render a 3D object flat, raises intriguing dark veil possibility in astronomy
The carbon nanotube carpet is about half the thickness of a sheet of paper and absorbs 99.9 percent of the light that hits it.