Front Cover: Perovskite Light‐Emitting Electrochemical Cells Employing Electron Injection/Transport Layers of Ionic Transition Metal Complexes (Chem. Eur. J. 71/2021).

Electrochemistry, iridium, light-emitting electrochemical cells, ionic transition metal complexes, perovskites Front Cover: Perovskite Light-Emitting Electrochemical Cells Employing Electron Injection/Transport Layers of Ionic Transition Metal Complexes (Chem. Eur. J. 71/2021) Keywords: electrochemistry; ionic transition metal complexes; iridium; light-emitting electrochemical cells; perovskites EN electrochemistry ionic transition metal complexes iridium light-emitting electrochemical cells perovskites 17722 17722 1 12/22/21 20211220 NES 211220 B A layer of ionic transition metal complex b promotes electron injection and transport, resulting in an improved carrier balance of green CsPbBr SB 3 sb perovskite/iTMC light-emitting electrochemical cells (LECs). [Extracted from the article]