Accepted Manuscript Title: Structural alteration within fly ash-based geopolymers governing the adsorption of Cu 2+ from aqueous environment: Effect of alkali activation Authors: Lita Darmayanti, Grandprix T.M. Kadja, Suprihanto Notodarmojo, Enri Damanhuri, Rino R. Mukti PII: S0304-3894(19)30630-2 DOI: https://doi.org/10.1016/j.jhazmat.2019.05.086 Reference: HAZMAT 20693 To appear in: Journal of Hazardous Materials Received date: 15 December 2018 Revised date: 22 March 2019 Accepted date: 26 May 2019 Please cite this article as: Darmayanti L, Kadja GTM, Notodarmojo S, Damanhuri E, Mukti RR, Structural alteration within fly ash-based geopolymers governing the adsorption of Cu 2+ from aqueous environment: Effect of alkali activation, Journal of Hazardous Materials (2019), https://doi.org/10.1016/j.jhazmat.2019.05.086 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.