Figure 8
From: Role of an external electric field on hybrid halide perovskite CH3NH3PbI3 band gaps

The optical absorption spectrum within the polarized with polarization (1, 0, 0) for CH3NH3PbI3 with the external electric field E = 0.00–0.06 eV/Å/e.
From: Role of an external electric field on hybrid halide perovskite CH3NH3PbI3 band gaps
The optical absorption spectrum within the polarized with polarization (1, 0, 0) for CH3NH3PbI3 with the external electric field E = 0.00–0.06 eV/Å/e.