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 …

Geopolymer foams: An overview of recent advancements

RM Novais, RC Pullar, JA Labrincha - Progress in Materials Science, 2020 - Elsevier
Geopolymer foams (highly porous materials) have emerged as one of the most exciting
materials over the past few years due to their remarkable properties, low cost and green …

Biomass fly ash geopolymer monoliths for effective methylene blue removal from wastewaters

RM Novais, G Ascensao, DM Tobaldi… - Journal of Cleaner …, 2018 - Elsevier
For the first time biomass fly ash geopolymer monoliths were used as adsorbents for the
removal of methylene blue from synthetic wastewaters. Highly porous and lightweight fly ash …

Porous geopolymers as dye adsorbents: Review and perspectives

GA Tochetto, L Simão, D De Oliveira, D Hotza… - Journal of Cleaner …, 2022 - Elsevier
The treatment of wastewater containing dyes remains a challenge for industries, and dye
removal can become more complex depending on the chemical structure of the molecule …

Simulation the adsorption capacity of polyvinyl alcohol/carboxymethyl cellulose based hydrogels towards methylene blue in aqueous solutions using cascade …

AH Alibak, M Khodarahmi, P Fayyazsanavi… - Journal of Cleaner …, 2022 - Elsevier
Almost all industries produce a large quantity of dye-contaminated wastewater. Wastewaters
containing a high dosage of methylene blue (MB) are a menace for human beings, the …

Synthesis of porous biomass fly ash-based geopolymer spheres for efficient removal of methylene blue from wastewaters

RM Novais, J Carvalheiras, DM Tobaldi… - Journal of cleaner …, 2019 - Elsevier
In this work, and for the first time, fly ash (FA)-based geopolymer (d= 2.6 mm) spheres were
used to extract methylene blue from synthetic wastewaters. The influence of sorption time …

Development of porous and reusable geopolymer adsorbents for dye wastewater treatment

CJ Li, YJ Zhang, H Chen, PY He, Q Meng - Journal of Cleaner Production, 2022 - Elsevier
Geopolymer materials exhibit a huge potential for treating wastewater to improve the water
quality. Limited specific surface area and subsequent treatment are the major challenges …

Application of alkali-activated materials for water and wastewater treatment: a review

T Luukkonen, A Heponiemi, H Runtti… - … Science and Bio …, 2019 - Springer
Alkali-activation (or geopolymer) technology has gained a great deal of interest for its
potential applications in water and wastewater treatment during the last decade. Alkali …

Application of geopolymers for treatment of water contaminated with organic and inorganic pollutants: State-of-the-art review

M El Alouani, H Saufi, G Moutaoukil, S Alehyen… - Journal of …, 2021 - Elsevier
This study aims to provide a state-of-the-art review on application of geopolymer (inorganic
polymer) materials for treatment of waters and wastewaters contaminated with organic …

Solar Red and Brittle Blue direct dyes adsorption onto Eucalyptus angophoroides bark: Equilibrium, kinetics and thermodynamic studies

MA Tahir, HN Bhatti, M Iqbal - Journal of Environmental Chemical …, 2016 - Elsevier
Abstract Solar red BA (SR-BA) and solar brittle blue A (SBB-A) direct dyes adsorption using
Eucalyptus angophoroides bark (EAB) biomass was studied. The effect of process variables …