Photocatalysis is a type of catalysis that results in the modification of the rate of a photoreaction - a chemical reaction that involves the absorption of light by one or more reacting species ...

The Sydney UV forecast and sun protection times are now available in the MetEye Text Views. More information about changes to UV products. It is important for all Australians or visitors to Australia, ...

The Perth UV forecast and sun protection times are now available in the MetEye Text Views. More information about changes to UV products. It is important for all Australians or visitors to Australia, ...

The suspension was then irradiated with either a 300 W mercury lamp (main emission at 365 nm) for UV photocatalysis or a 300 W xenon lamp equipped with a 420 nm cut-off filter for visible light ...

Ultraviolet (UV) radiation is a type of light. Sunlight has UV rays, along with other kinds of rays. Some light bulbs give off UV rays, too. UV light bulbs are used in tanning beds and lamps, some ...

"Though the storm appears red to the human eye, in this ultraviolet image, it appears darker because high-altitude haze particles absorb light at these wavelengths," NASA wrote. "The reddish ...