Citation: Chung, Jee Yoon; Jo, Hongil; Yeon, Seongbeom; Byun, Hye Ryung; You, Tae-Soo; Jang, Joon I.; Ok, Kang Min (2020). Bi3(SeO3)3(Se2O5)F: A Polar Bismuth Selenite Fluoride with Polyhedra of Highly Distortive Lone Pair Cations and Strong Second-Harmonic Generation Response. Chemistry of Materials, , pp. -.