Journal Pre-proofs Full Length Article Suitability of Graphene Monolayer as Sensor for Carcinogenic Heavy Metals in Water: A DFT Investigation Monika Srivastava, Anurag Srivastava, S.K. Pandey PII: S0169-4332(20)30777-7 DOI: https://doi.org/10.1016/j.apsusc.2020.146021 Reference: APSUSC 146021 To appear in: Applied Surface Science Received Date: 26 August 2019 Revised Date: 26 February 2020 Accepted Date: 7 March 2020 Please cite this article as: M. Srivastava, A. Srivastava, S.K. Pandey, Suitability of Graphene Monolayer as Sensor for Carcinogenic Heavy Metals in Water: A DFT Investigation, Applied Surface Science (2020), doi: https://doi.org/10.1016/j.apsusc.2020.146021 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.