Fig. 5
From: Excited-state vibrational dynamics toward the polaron in methylammonium lead iodide perovskite

Structural comparisons between experiment and theory. a Reconstructed PbI64− octahedral structure (green) from ∆Exp and Eq. (1) compared with the theoretically predicted neutral (red) and polaron (blue) state structures. b Displacement comparisons between the experiment (∆Exp) and theory (∆Theo)