Journal Pre-proofs Interfacial coupling of amorphous cobalt boride with g-C 3 N 4 nanosheets for superior oxygen evolution reaction M.A. Suliman, M.H. Suliman, A. Adam, B. Chanbasha, Z.H. Yamani, M. Qamar PII: S0167-577X(20)30298-6 DOI: https://doi.org/10.1016/j.matlet.2020.127593 Reference: MLBLUE 127593 To appear in: Materials Letters Received Date: 20 January 2020 Revised Date: 1 March 2020 Accepted Date: 2 March 2020 Please cite this article as: M.A. Suliman, M.H. Suliman, A. Adam, B. Chanbasha, Z.H. Yamani, M. Qamar, Interfacial coupling of amorphous cobalt boride with g-C 3 N 4 nanosheets for superior oxygen evolution reaction, Materials Letters (2020), doi: https://doi.org/10.1016/j.matlet.2020.127593 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.