Resumo (PT):
Abstract (EN):
A simple and effective stepwise-method was developed to produce expanded exfoliated graphite oxide
(EGO). Using a combination of ozone exposure and thermal treatment we demonstrate that a graphite
surface can be modified to generate a graphene-like surface containing oxygen and sp3 carbon. This
expanded exfoliated graphite oxide is useful for the production, through thermal treatment, of photocatalytic TiO2-EGO composites which are more active than those produce by the Hummers method. The
photocatalytic activity of TiO2-EGO in methylene blue (MB) bleaching under UV light is enhanced in
comparison with TiO2 P25.
Idioma:
Inglês
Tipo (Avaliação Docente):
Científica
Notas:
Publicação abrangida pelo Journal Citation Reports 2015
Nº de páginas:
7