High performance PbS Quantum Dot Sensitized Solar Cells exceeding 4% efficiency: The role of metal precursors in the electron injection and charge separation

1. González-Pedro, V.
2. Sima, C.
3. Marzari, G.
4. Boix, P.P.
5. Giménez, S.
6. Shen, Q.
7. Dittrich, T.
8. Mora-Seró, I.