Baodan Zhao; Yaxiao Lian; Lin-Song Cui*; Giorgio Divitini; Gunnar Kusch; Edoardo Ruggeri; Florian Auras; Weiwei Li; Dexin Yang; Bonan Zhu; Rachel A. Oliver; Judith L. MacManus-Driscoll; Samuel D. Stranks; Dawei Di*; Richard H. Friend*; Efficient light-emitting diodes from mixed-dimensional perovskites on a fluoride interface, Nat. Electron., 2020, 3, 704-710