Carbon nanotubes as an efficient hole collector for high voltage methylammonium lead bromide perovskite solar cells

1. Li, Z.
2. Boix, P.P.
3. Xing, G.
4. Fu, K.
5. Kulkarni, S.A.
6. Batabyal, S.K.
7. Xu, W.
8. Cao, A.
9. Sum, T.C.
10. Mathews, N.
11. Wong, L.H.