Structure and Stability of the Iodide Elpasolite, Cs2AgBiI6

Kyle T. Kluherz, Sebastian T. Mergelsberg, James J. De Yoreo +1

Iodide elpasolites (or double perovskites, A2B'B"I6, B' = M+, B" = M3+) are predicted to be promising alternatives to lead-based perovskite semiconductors for photovoltaic and opto…