The cause of the week-long deep freeze? A polar vortex collapse. Now, meteorologists are calling for another collapse in the middle of March, one that could plunge the U.S., Canada, and parts of ...

Bands of moderate snow were working across Michigan, western Pennsylvania and Upstate New York as of late Saturday morning, with light ... to the Deep South. From there, the vortex will bring ...

Deep UV solid-state laser with compact setup generates a vortex at 193 nm. Deep ultraviolet (DUV ... solid-state laser system capable of generating 193 nm coherent light. Applications in lithography – ...

Deep ultraviolet (DUV ... solid-state laser system capable of generating 193-nm coherent light. This wavelength is crucial for photolithography, a process used to etch intricate patterns onto ...