Chem. Commun., 2025, Accepted Manuscript DOI: 10.1039/D5CC02991K, Communication Xinyue Pi, Jinliang Zhang, Weimin Song, Hongyan He, Yanlei Wang Through molecular dynamics simulations of imidazolium-based ionic liquid–water mixtures, it was found that the trace water leads to an anomalous non-monotonic change in the diffusion coefficients of ionic liquid, characterized...