Yttrium-substituted nanocrystalline TiO2 photoanodes for perovskite based heterojunction solar cells

1. Qin, P.
2. Domanski, A.L.
3. Chandiran, A.K.
4. Berger, R.
5. Butt, H.-J.
6. Dar, M.I.
7. Moehl, T.
8. Tetreault, N.
9. Gao, P.
10. Ahmad, S.
11. Nazeeruddin, M.K.
12. Grätzel, M.