Fig. 10: Example of 1D sulfur-based (CH3)3SPbI3 NRs.

a Optical images of PbI2 films after dipping in a (CH3)3SI solution for different periods of time. Top-view SEM images of a PbI2 film dipped in a (CH3)3SI solution for b 0 min, c 5 min, d 10 min, and e 30 min. f XRD patterns for the treated PbI2 films. Reproduced with permission from ref. 124. Copyright 2020, Elsevier B.V. and Science Press.