High-Efficiency Lead-Free Wide Band Gap Perovskite Solar Cells via Guanidinium Bromide Incorporation

1. Chen, M.
2. Kamarudin, M.A.
3. Baranwal, A.K.
4. Kapil, G.
5. Ripolles, T.S.
6. Nishimura, K.
7. Hirotani, D.
8. Sahamir, S.R.
9. Zhang, Z.
10. Ding, C.
11. Sanehira, Y.
12. Bisquert, J.
13. Shen, Q.
14. Hayase, S.