WITHDRAWN: Immobilization of black TiO2-x/SrFe2O4 heterojunction on diatomaceous earth as magnetic visible-light-driven photocatalyst for efficient ibuprofen mitigation.

This article has been retracted at the request of the Editor-in-Chief and the corresponding author of this article. The claim of the corresponding author is that, after conducting a series of experiments, they have found that some parts of the published results cannot be repeated. Thus the request of the authors is to retract the published article, due to the rigorous scientific attitude. The full Elsevier Policy on Article Withdrawal can be found at https://www.elsevier.com/about/our-business/policies/article-withdrawal. [ABSTRACT FROM AUTHOR]