Tuning the Structural and Optoelectronic Properties of Cs2AgBiBr6 Double‐Perovskite Single Crystals through Alkali‐Metal Substitution

Masoumeh Keshavarz, Elke Debroye, Martin Ottesen, Cristina Martin, Heng Zhang, Eduard Fron, Robert Küchler, Julian A Steele, Martin Bremholm, Joris Van de Vondel, Hai I Wang, Mischa Bonn, Maarten BJ Roeffaers, Steffen Wiedmann, Johan Hofkens

Advanced Materials, 2020, Volumen 32, 2001878