High-powered fiber lasers are making endothermic cutting—using nitrogen, air, and gas mixing—a dominant method, but as Andujo ...

thickness and strain of which determine the wavelength of the emitted light. The side walls of the laser diodes were capped in situ with a protective layer of indium gallium phosphide, a material ...

MINNEAPOLIS — Thursday's winter storm brought a fresh layer of snow to Minnesota, which can act as an insulator that can keep ice from forming. The Minnesota Department of Natural Resources is ...