A review on geopolymers as emerging materials for the adsorption of heavy metals and dyes

AA Siyal, MR Shamsuddin, MI Khan, NE Rabat… - Journal of …, 2018 - Elsevier
The world water resources are contaminated due to discharge of a large number of
pollutants from industrial and domestic sources. A variety of a single and multiple units of …

[HTML][HTML] Adsorption of Cd2+ and Pb2+ by biofuel ash-based geopolymer synthesized by one-step hydrothermal method

J Wan, F Zhang, Z Han, L Song, C Zhang… - Arabian Journal of …, 2021 - Elsevier
A hydrothermal alkali modification method was used to produce geopolymer (BFA-GP) from
biofuel ash (BFA). The product was characterized by scanning electron microscopy with …

New insights into the early-age reaction kinetics of metakaolin geopolymer by 1H low-field NMR and isothermal calorimetry

G Liang, W Yao, A She - Cement and Concrete Composites, 2023 - Elsevier
Early-age reaction kinetics of geopolymers is one of the challenging issues associated to
their mechanical performances and durability. In this work, the early-age reaction of …

Multi-response optimization using Taguchi-Grey relational analysis for composition of fly ash-ground granulated blast furnace slag based geopolymer concrete

JK Prusty, B Pradhan - Construction and building materials, 2020 - Elsevier
Abstract In this study, Taguchi-Grey relational analysis was used to investigate and optimize
the effect of ground granulated blast furnace slag (GGBS) replacement, water to geopolymer …

Reusing waste red brick powder as partial mineral precursor in eco-friendly binders: Reaction kinetics, microstructure and life-cycle assessment

G Liang, L Luo, W Yao - Resources, Conservation and Recycling, 2022 - Elsevier
A large number of solid wastes are produced in the process of demolishing old buildings,
and waste red brick is one of such wastes. To discuss the reutilization of waste red brick …

Fly ash based geopolymer for the adsorption of anionic surfactant from aqueous solution

AA Siyal, MR Shamsuddin, NE Rabat, M Zulfiqar… - Journal of Cleaner …, 2019 - Elsevier
Contamination of the world's water resources is a growing issue and its remediation requires
the development of highly efficient, environmentally friendly and economical processes …

Synergistic influence of diatomite and MoS2 nanosheets on the self-alkali-activated cementation of the municipal solid waste incineration fly ash and mechanisms

T Huang, D Song, L Zhou, YY Di, S Zhang, H Tao - Waste Management, 2023 - Elsevier
The solidification/stabilization technique recommended for the disposal of municipal solid
waste incineration (MSWI) fly ashes in developed countries was inappropriate for the …

Evaluation of durability and microstructure evolution of chloride added fly ash and fly ash-GGBS based geopolymer concrete

JK Prusty, B Pradhan - Construction and Building Materials, 2023 - Elsevier
The evaluation of corrosion behaviour of rebar and changes in microstructure evolution in
geopolymer concrete (GPC) in the presence of chloride ions form an important aspect of …

Optimization and characterization of cast in-situ alkali-activated pastes by response surface methodology

BS Mohammed, S Haruna, MS Liew - Construction and Building …, 2019 - Elsevier
Due to its low carbon footprint and the capacity to be used for in situ applications, cast in-situ
geopolymers are recognized as a feasible substitute of Portland cement. One of the limiting …

Reaction kinetics, mechanical properties, and microstructure of nano-modified recycled concrete fine powder/slag based geopolymers

W Huo, Z Zhu, H Sun, Q Gao, J Zhang, Y Wan… - Journal of Cleaner …, 2022 - Elsevier
Nano-materials are increasingly being used as modified binder for improve the performance
of cementitious materials. In this paper, nano-SiO 2 and nano-Al 2 O 3 were incorporated …