Author Correction: Structure-property relationships of photofunctional diiridium(II) complexes with tetracationic charge and an unsupported Ir–Ir bond - Fangrui Zheng; Yuhong Yang; Siye Wu; Shunan Zhao; Yifan Zhu; Huimin Su; Jun-Feng Dai; Zeyin Yan; Lung Wa Chung; Keith Man-Chung Wong (Communications Chemistry)