Adsorption of Ba2+ and Sr2+ on Ti3C2Tx MXene in model fracking wastewater

BM Jun, CM Park, J Heo, Y Yoon - Journal of environmental management, 2020 - Elsevier
Wastewater from hydraulic fracking contains both organic and inorganic pollutants; the latter
include radioactive nuclides such as Ba 2+ and Sr 2+. We explored whether MXene (Ti 3 C …

[HTML][HTML] Uptake of aqueous heavy metal ions (Co2+, Cu2+ and Zn2+) by calcium-aluminium-silicate-hydrate gels

A Baldermann, V Preissegger, S Šimić… - Cement and Concrete …, 2021 - Elsevier
Abstract Calcium-aluminium-silicate-hydrate (CASH) gels containing heavy metal ions (Me:
Co 2+, Cu 2+ or Zn 2+) were precipitated at different Me/Si molar ratios to study the uptake …

Effect of biocomposite production factors on the development of an eco-friendly chitosan/alginate-based adsorbent with enhanced copper removal efficiency

JD Guerrero, FA Marchesini, MA Ulla… - International Journal of …, 2023 - Elsevier
Nowadays, wastewater treatment is a critical concern, particularly regarding the removal of
heavy metals through adsorption methods. Extensive research has been conducted on …

Ba2+ removal from aquatic medium via TiY2O5@ g-C3N4 nanocomposites

A Modwi, H Idriss, L Khezami, A Albadri… - Diamond and Related …, 2023 - Elsevier
This research intends to produce TiY 2 O 5@ gC 3 N 4 nanocomposite that can be utilized to
eliminate Ba+ 2 from aqueous solutions. The nanocomposite was studied with XRD, BET …

Early hydration of cementitious systems accelerated by aluminium sulphate: Effect of fine limestone

LG Briendl, F Mittermayr, A Baldermann… - Cement and Concrete …, 2020 - Elsevier
The early hydration of cementitious systems accelerated by an alkali-free aluminium
sulphate based product was investigated in the presence and absence of fine limestone …

Effective retention of radioactive Cs+ and Ba2+ ions using β-cyclodextrin functionalized diatomite (β-CD/D) as environmental adsorbent; characterization, application …

AM El-Sherbeeny, SM Ibrahim, AA AlHammadi… - Surfaces and …, 2021 - Elsevier
The siliceous frustules of diatomite were integrated with β-cyclodextrin polymer in novel
composite (β-CD/D) for enhanced retention properties for radioactive ions. The β-CD/D …

Novel green technology for wastewater treatment: Geo-material/geopolymer applications for heavy metal removal from aquatic media

N Grba, A Baldermann, M Dietzel - International journal of sediment …, 2023 - Elsevier
The aim of this paper is to show the concise chemico-physical adsorbent performance of
water purification systems utilizing geo-(eg, allophane, clinoptilolite, and smectite) and bio …

Mesoporous Sn@ TiO2 nanostructures as excellent adsorbent for Ba ions in aqueous solution

L Khezami, N Elamin, A Modwi, KK Taha, MS Amer… - Ceramics …, 2022 - Elsevier
Efficient adsorption of Ba ions was achieved using Sn@ TiO 2 nanocomposite generated by
ultrasonication process with subsequent calcination at 300° C. X-ray diffraction, nitrogen …

ZnAl-SO4 Layered Double Hydroxide and Allophane for Cr(VI), Cu(II) and Fe(III) Adsorption in Wastewater: Structure Comparison and Synergistic Effects

AM Cardinale, C Carbone, M Fortunato, B Fabiano… - Materials, 2022 - mdpi.com
Owing to their structure, layered double hydroxides (LDHs) and allophane are nowadays
considered as promising materials for application in different fields. The goal of this work is …

[HTML][HTML] Effect of kinetics, pH, aqueous speciation and presence of ferrihydrite on vanadium (V) uptake by allophanic and smectitic clays

A Baldermann, FM Stamm - Chemical Geology, 2022 - Elsevier
Sorption of oxyanions, such as pentavalent vanadium (V (V)), by reactive, poorly crystallized
clay minerals and Fe-(hydr) oxides surfaces significantly contributes to the nutrient and …