How semiconducting are ferroelectrics: The fundamental, optical and transport gaps of Na${}_{0.5}$Bi${}_{0.5}$TiO${}_3$-BaTiO${}_3$ and NaNbO${}_3$

Pengcheng Hu, Nicole Bein, Chinmay Chandan Parhi +7

The energy gap is a fundamental property of materials, directly related to their optical and electronic properties. The energy gap of ferroelectric compounds and its adjustment by…