Journal Pre-proof Thermoelectric Figure of Merit Enhancement in Cement Composites with Graphene and Transition Metal Oxides Sampad Ghosh, Sivasankaran Harish, Michitaka Ohtaki, Bidyut Baran Saha PII: S2468-6069(20)30111-8 DOI: https://doi.org/10.1016/j.mtener.2020.100492 Reference: MTENER 100492 To appear in: Materials Today Energy Received Date: 10 March 2020 Revised Date: 14 July 2020 Accepted Date: 27 July 2020 Please cite this article as: S. Ghosh, S. Harish, M. Ohtaki, B.B. Saha, Thermoelectric Figure of Merit Enhancement in Cement Composites with Graphene and Transition Metal Oxides, Materials Today Energy, https://doi.org/10.1016/j.mtener.2020.100492. 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 Elsevier Ltd. All rights reserved.