Geo-polymerization mechanism and factors affecting it in Metakaolin-slag-fly ash blended concreteA D Sandeep Kumar, Dinesh Singh, V Srinivasa Reddy and Kaveli Jagannath ReddyE3S Web Conf., 184 (2020) 01080DOI: https://doi.org/10.1051/e3sconf/202018401080