Gang Xu

TL;DR: In this paper, a comprehensive review of relevant literature to evaluate the properties and performance of fly ash, with a particular focus on recent advances in characterization, compositional understanding, hydration mechanism, activation approaches, durability and sustainability, is presented.

TL;DR: In this article, the authors examined and elucidated the effect of graphene oxide on the hydration products of a cement system in detail, and found that the 28-day compressive strength of cement pastes was increased by 29% when admixing 0.02wt% GO.

TL;DR: Wang et al. as mentioned in this paper used graphene oxide (GO) to improve the solidification of fly ash as a geopolymer material by using Raman spectroscopy, SEM/BSE, EMPA, XRD/TGA and 29Si/27Al MAS-NMR, respectively.

TL;DR: In this paper, a comprehensive review of recent literature related to the reactivity of coal fly ash in cementitious binder systems is presented, with the focus on reactivity indices, reactivity test methods, treatments employed for improving reactivity, and strength prediction of fly ash-based binder system.

TL;DR: In this article, the effects of different types of nanomaterials on the performance of polymer-based coatings were summarized. And advanced characterization methods for studying nanocomposite organic coatings are briefly discussed, with a summary of the key findings and the research needs.