[HTML][HTML] Characterization, isotherm and kinetic studies for ammonium ion adsorption by light expanded clay aggregate (LECA)

S Sharifnia, MA Khadivi, T Shojaeimehr… - Journal of Saudi Chemical …, 2016 - Elsevier
The possibility of ammonium ion removal from aqueous solution using light expanded clay
aggregate (LECA) was investigated in this work. FESEM and XRF analyses are used to …

Adsorption of ammonium by different natural clay minerals: Characterization, kinetics and adsorption isotherms

A Alshameri, H He, J Zhu, Y Xi, R Zhu, L Ma, Q Tao - Applied Clay Science, 2018 - Elsevier
This research presented six natural clay minerals (NCM) evaluated for the effectiveness of
NH 4+ adsorption from aqueous solution. For the first time, the NH 4+ adsorption capacities …

Principles of interaction of ammonium ion with natural Jordanian deposits: Analysis of uptake studies

HM Baker, H Fraij - Desalination, 2010 - Elsevier
Ammonium ion removal from aqueous solution by Petra clay minerals has been established.
To study the efficiency of the Petra clay as sorbent, the effect of relevant parameters, such as …

[HTML][HTML] Effective removal of nitrates ions from aqueous solution using new clay as potential low-cost adsorbent

M El Ouardi, S Qourzal, S Alahiane… - Journal of Encapsulation …, 2015 - scirp.org
In the present study, we investigated the performance of clay mineral originated from a dam
situated in Morocco (Agadir city), as natural, low-cost, alternative and eco-friendly adsorbent …

Adsorption system for Mg2+ removal from aqueous solutions using bentonite/γ-alumina nanocomposite

S Pourshadlou, I Mobasherpour, H Majidian… - Journal of colloid and …, 2020 - Elsevier
Calcium and magnesium are the most common sources of water hardness. These divalent
ions can react with soap anions decreasing the cleaning efficiency and hence, high …

Sorption of ammonium ions onto natural and modified Egyptian kaolinites: Kinetic and equilibrium studies

OI El-Shafey, NA Fathy… - Advances in Physical …, 2014 - Wiley Online Library
Thermally activated, acid‐activated, and acid‐leached of thermally activated kaolinites were
prepared from the Egyptian ore. The physical and chemical properties were studied using …

Adsorption studies of ammonia and phosphate ions onto calcium alginate beads

Z Isik, M Saleh, N Dizge - Surfaces and Interfaces, 2021 - Elsevier
This study aims to utilize the calcium alginate (Ca-Alg) beads for ammonia and phosphate
ions adsorption. The alginate beads were characterized using the scanning electron …

Ammonium sorption by Gördes clinoptilolite rich mineral specimen

BC Erdoğan, S Ülkü - Applied Clay Science, 2011 - Elsevier
Experimental and theoretical works were performed for the estimation of the effects of pH,
initial concentration, agitation speed, particle size and temperature on the ammonium …

[PDF][PDF] Optimization of ammonium adsorption from landfill leachate using montmorillonite/hematite nanocomposite: Response surface method based on central …

H Hashemi, S Bahrami, Z Emadi, H Shariatipor… - Desalin. Water …, 2021 - researchgate.net
abstract In this study, the adsorption of ammonium ions from landfill leachate (LL) was
examined using montmorillonite/hematite nanocomposite (M/HNC). Parameters affecting …

Ammonium adsorption on natural zeolite (clinoptilolite): adsorption isotherms and kinetics modeling

D Kučić, M Markić, F Briški - The holistic approach to environment, 2012 - hrcak.srce.hr
Sažetak A batch sorption process for removal of ammonium ions from aqueous solution
using natural zeolite was studied. Tree different particle sizes of zeolite (1-2 mm, 2-4 mm …