Table 1. B–I–B (B = Pb or Sn) Bond Angles of the Mixed MA1–xCsxPb0.25Sn0.75I3 Perovskites.
B–I–B (B = Pb or Sn) bond angles (deg) |
||
---|---|---|
in the ab plane | along the c-axis | |
MAPbI3 | 150.0 | 176.0 |
MAPb0.25Sn0.75I3 | 155.3 | 175.7 |
MA0.75Cs0.25Pb0.25Sn0.75I3 | 155.7 | 176.3 |
MA0.50Cs0.50Pb0.25Sn0.75I3 | 158.5 | 172.2 |
MA0.25Cs0.75Pb0.25Sn0.75I3 | 159.6 | 171.8 |