Search for tag: "visible light"

Harald Haas: D-Light (Lifi)

In this video Harald describes how they have developed digital modulation techniques that enable off-the-shelf LED light bulbs to transmit data wirelessly faster than a typical WLAN access point.…

From  Billy Rosendale 0 likes 1,489 plays 0  

Physics matters!

Physics underpins much of modern medicine. Dermatology in particular requires an understanding of the physics of ultraviolet radiation. In this video I summarise the key concepts, with an eye always…

From  Jonathan Rees 0 likes 93 plays