Title of the dataset: Data for "Towards Understanding Aluminum Sulfur Batteries with Imidazolium-based Electrolytes: A Phenomenological Model" paper Creators: Williams Agyei Appiah, wagap@dtu.dk Contributors: Williams Agyei Appiah He Li John Lampkin Juan Maria Garcia Lastra Related publication: The published paper can be found in "https://doi.org/10.1016/j.jpowsour.2022.231254" Description: All the raw data used in generating the plots are uploaded in a csv. file and can be readily ploted and used where necessary. Keywords: Aluminum sulfur batteries Ionic liquid electrolytes Polysulfides Physics-based model This dataset contains the following files: Data.zip: All the raw data of the plots in https://doi.org/10.1016/j.jpowsour.2022.231254. Methods, materials and software: The data were generated by solving the model equations in https://doi.org/10.1016/j.jpowsour.2022.231254 in COMSOL Multiphysics 6.1 (a commercial software). This dataset is published under the CC BY (4.0) license. This license allows reusers to distribute, remix, adapt, and build upon the material in any medium or format, so long as attribution is given to the creator.