Accepted Manuscript Title: Understanding the Degradation Pathways of Oxalic Acid in Different Photocatalytic Systems: Towards Simultaneous Photocatalytic Hydrogen Evolution Authors: Yamen AlSalka, Amer Hakki, Manuel Fleisch, Detlef W. Bahnemann PII: S1010-6030(17)31704-5 DOI: https://doi.org/10.1016/j.jphotochem.2018.04.008 Reference: JPC 11223 To appear in: Journal of Photochemistry and Photobiology A: Chemistry Received date: 17-11-2017 Revised date: 29-3-2018 Accepted date: 3-4-2018 Please cite this article as: Yamen AlSalka, Amer Hakki, Manuel Fleisch, Detlef W.Bahnemann, Understanding the Degradation Pathways of Oxalic Acid in Different Photocatalytic Systems: Towards Simultaneous Photocatalytic Hydrogen Evolution, Journal of Photochemistry and Photobiology A: Chemistry https://doi.org/10.1016/j.jphotochem.2018.04.008 This is a PDF file of an unedited manuscript that has been accepted for publication. As a service to our customers we are providing this early version of the manuscript. The manuscript will undergo copyediting, typesetting, and review of the resulting proof before it is published in its final form. 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.