Journal Pre-proof Enhancement of adsorption capacity of reduced graphene oxide by sulfonic acid functionalization: Malachite green and Zn (II) uptake Eda Gökırmak Söğüt, Yaşar Karataş, Mehmet Gülcan, Necla Çalışkan Kılıç PII: S0254-0584(20)31023-3 DOI: https://doi.org/10.1016/j.matchemphys.2020.123662 Reference: MAC 123662 To appear in: Materials Chemistry and Physics Received Date: 23 May 2020 Revised Date: 29 July 2020 Accepted Date: 7 August 2020 Please cite this article as: Eda.Göı. Söğüt, Yaş. Karataş, M. Gülcan, Necla.Çış. Kılıç, Enhancement of adsorption capacity of reduced graphene oxide by sulfonic acid functionalization: Malachite green and Zn (II) uptake, Materials Chemistry and Physics (2020), doi: https://doi.org/10.1016/ j.matchemphys.2020.123662. This is a PDF file of an article that has undergone enhancements after acceptance, such as the addition of a cover page and metadata, and formatting for readability, but it is not yet the definitive version of record. This version will undergo additional copyediting, typesetting and review before it is published in its final form, but we are providing this version to give early visibility of the article. Please note that, during the production process, errors may be discovered which could affect the content, and all legal disclaimers that apply to the journal pertain. © 2020 Published by Elsevier B.V.