Performances of metals modified activated carbons for fluoride removal from aqueous solutions

S Bakhta, Z Sadaoui, U Lassi, H Romar, R Kupila… - Chemical Physics …, 2020 - Elsevier
The present research work focused on the activated carbon (AC) preparation from dates
waste followed by its surface modification by incipient wetness impregnation using different …

[HTML][HTML] An approach utilizing the Response Surface Methodology (RSM) to optimize Adsorption-Desorption of Natural Saudi Arabian Diatomite-with the Box-Behnken …

M Alsawalha - Arabian Journal of Chemistry, 2023 - Elsevier
Saudi Arabian's natural diatomite samples were subjected to physical adsorption–
desorption characterizations using Brunauer-Emmet-Teller (BET) and the Barrett-Joyner …

Preparation and characterization of novel diatomite/ground calcium carbonate composite humidity control material

Z Hu, S Zheng, M Jia, X Dong, Z Sun - Advanced Powder Technology, 2017 - Elsevier
Three kinds of novel diatomite/ground calcium carbonate composite humidity control
materials were prepared with different calcination temperatures using diatomite and ground …

[HTML][HTML] Synthesis, characterization and batch assessment of groundwater fluoride removal capacity of trimetal Mg/Ce/Mn oxide-modified diatomaceous earth

WM Gitari, AA Izuagie, JR Gumbo - Arabian Journal of Chemistry, 2020 - Elsevier
In this study, trimetal Mg/Ce/Mn oxide-modified diatomaceous earth (DE) was synthesized at
optimal conditions. Comparison of the SEM images and the results of EDX analyses of the …

Synthesis and performance evaluation of Al/Fe oxide coated diatomaceous earth in groundwater defluoridation: towards fluorosis mitigation

AA Izuagie, WM Gitari, JR Gumbo - Journal of Environmental …, 2016 - Taylor & Francis
The quest to reduce fluoride in groundwater to WHO acceptable limit of 1.5 mg/L to prevent
diseases such as teeth mottling and skeletal fluorosis was the motivation for this study. Al/Fe …

Surface complexation modeling calculation of Pb (II) adsorption onto the calcined diatomite

SC Ma, JL Zhang, DH Sun, GX Liu - Applied Surface Science, 2015 - Elsevier
Removal of noxious heavy metal ions (eg Pb (II)) by surface adsorption of minerals (eg
diatomite) is an important means in the environmental aqueous pollution control. Thus, it is …

Detection analysis of surface hydroxyl active sites and simulation calculation of the surface dissociation constants of aqueous diatomite suspensions

SC Ma, ZG Wang, JL Zhang, DH Sun, GX Liu - Applied Surface Science, 2015 - Elsevier
The surface properties of the diatomite were investigated using nitrogen adsorption/
deadsorption isotherms, TG-DSC, FTIR, and XPS, and surface protonation–deprotonation …

Biomass derived carbon dots for enhanced wastewater remediation: ANN-optimized synthesis and cellular imaging applications

HS Shahraki, A Ahmad, R Bushra - Inorganic Chemistry Communications, 2024 - Elsevier
Water pollution is a significant problem in today's modern world, with dye molecules being
the most challenging pollutants to eliminate. Carbon dots (CDs) have demonstrated high …

Removal of quinmerac by diatomite and modified diatomite from aqueous solution

K Khaldi, M Hadjel, A Benyoucef - Surface Engineering and Applied …, 2018 - Springer
Algerian aluminosilicate mineral natural diatomite and its modified variant were applied to
remove quinmerac (QM)—a week acid herbicide from aqueous solutions. Then samples …

Fluorine sorption by aluminosilicate-modified diatomite from highly concentrated fluorine solutions: 1. Adsorption equilibrium

TY Datsko, VI Zelentsov - Surface Engineering and Applied …, 2016 - Springer
The adsorption capacity of natural (D1) and chemically structure-modified diatomite (DMA)
in the removal of fluorine ions from highly concentrated fluorine solutions (up to 0.3 mol/L) …