From 0D Cs 3 Bi 2 I 9 to 2D Cs 3 Bi 2 I 6 Cl 3: Dimensional Expansion Induces a Direct Band Gap but Enhances Electron-Phonon Coupling

Kyle M. McCall, Constantinos C. Stoumpos, Oleg Y. Kontsevoi, Grant C.B. Alexander, Bruce W. Wessels, Mercouri G. Kanatzidis*

*Corresponding author for this work

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Engineering & Materials Science

Chemical Compounds