Comment on "Interplay of Structural and Optoelectronic Properties in Formamidinium Mixed Tin-Lead Triiodide Perovskites"

S. D. Baranovskii, P. Höhbusch, A. V. Nenashev +6

Studying optoelectronic properties in FAPb${}_{1-x}$Sn${}_x$I${}_3$ perovskites as a function of the lead:tin content, Parrott et al. observed the broadest luminescence linewidth and the…