Production of an element comprises activating the surface layer made from a photocatalytic material by reactive treatment. An independent claim is also included for a device for activating a surface layer made from a photocatalytic material comprising a co...

The Photocatalytic film of semiconducting iron oxide (FeO), contains an n-dopant, or a mixture of n-dopants, or a p-dopant or a mixture of p-dopants. Electrode consists of a substrate, with one ore more films or photocatalytic arrangements of film of semic...