Photocatalytic performance of highly amorphous titania-silica aerogels with mesopores: The adverse effect of the in situ adsorption of some organic substrates during photodegradation

- Details on the preparation of titania-silica aerogels with no crystalline anatase phase.
- Investigation of the structure and the photocatalytic activity of highly amorphous titania-silica aerogels with mesopores.
- The fast adsorption of methylene blue and salicylic acid reduces the rates of their photocatalytic degradations.
- An elaborate kinetic model which incorporates both adsorption and photocatalysis.