Extended Data Fig. 5: XRD pattern of the intermediate phase powder.

The intermediate phase powder was obtained via the antisolvent-diffusion method. All the diffraction peaks can be indexed as the PbBr2-2∙DMSO complex.
The intermediate phase powder was obtained via the antisolvent-diffusion method. All the diffraction peaks can be indexed as the PbBr2-2∙DMSO complex.