Improving photocatalytic performance and recyclability by development of Er-doped and Er/Pr-codoped TiO2/Poly(vinylidene difluoride)-trifluoroethylene composite membranes

1. Martins, P.M.
2. Gomez, V.
3. Lopes, A.C.
4. Tavares, C.J.
5. Botelho, G.
6. Irusta, S.
7. Lanceros-Mendez, S.