DFT-based insight into finite-temperature properties of ferroelectric perovskites with lone-pair: the case of CsGeX${}_3$ (X=Cl, Br, I)

Ravi Kashikar, S. Lisenkov, I. Ponomareva

Ferroelectrics remain in the focus of scientific attention for decades owing to their fundamental and practical appeal. Recently, ferroelectricity has been demonstrated in semicond…