Ultraviolet light is subdivided into UV-A (315 to 400 nm), UV-B (280-315 nm), and UV-C (100-280 nm). Artificial UV used for disinfection is almost always UV-C, so UV and UVC are often used ...

Making ultraviolet lights safe for people Traditional UV systems use wavelengths at or around 254 nanometers. At these wavelengths the light is dangerous to human skin and eyes, even at low doses .

In particular, ultraviolet communication has unique propagation characteristics that not only allow for a novel non-line-of-sight optical link, but also imply that the transmissions may be harder ...

Germicidal ultraviolet light has been demonstrated to work in reducing the transmission of several bacterial and viral infections. Some which include lessening the transmission of measles, mumps ...

The ultraviolet light reduced transmission of the disease by about 80 percent, the researchers concluded. Scientists are now also exploring what is called far UVC — an even shorter, ...

The main online vendors for UltraViolet-compatible videos are Flixster, Vudu, M-Go, CinemaNow, Verizon Fios and Barnes & Noble Nook. However, CinemaNow, MGo and Vudu also sell non-UltraViolet videos.

As the light of the 20th century was peeking over the horizon, a young physicist by the name of Max Planck was taking to heart some career advice he had received while he attended Munich University… ...

Ultraviolet, a cloud movie locker once hailed as Hollywood’s best bet to get consumers hooked on digital movies, is shuttering. The Digital Entertainment Content Ecosystem (DECE), the industry ...

UltraViolet is shutting down this summer — and Vudu, Walmart’s video-streaming service, is notifying customers who have used the movie-locker system to not cancel or unlink their UltraViolet ...