Nanofiltration process efficiency in water desalination

CK Diawara - Separation & purification reviews, 2008 - Taylor & Francis
Nanofiltration (NF) membranes have applications in several areas. One of the main
applications has been in brackish and sea water treatment for drinking water production as …

Activation behavior for ion permeation in ion-exchange membranes: Role of ion dehydration in selective transport

R Epsztein, E Shaulsky, M Qin, M Elimelech - Journal of membrane …, 2019 - Elsevier
We explored the mechanisms governing the selectivity of anion-and cation-exchange
membranes for the transport of four monovalent anions (ie, fluoride, chloride, bromide, and …

Experimental investigation on arsenic removal with a nanofiltration pilot plant from naturally contaminated groundwater

H Saitua, R Gil, AP Padilla - Desalination, 2011 - Elsevier
In this research, the efficiency and the arsenic removal mechanism with a Nanofiltration (NF)
pilot plant from naturally contaminated groundwater have been evaluated. The process …

Solute coupled diffusion in osmotically driven membrane processes

NT Hancock, TY Cath - Environmental science & technology, 2009 - ACS Publications
Forward osmosis (FO) is an emerging water treatment technology with potential applications
in desalination and wastewater reclamation. In FO, water is extracted from a feed solution …

Evaluating the potential of nanofiltration membranes for removing ammonium, nitrate, and nitrite in drinking water sources

A Popova, R Rattanakom, ZQ Yu, Z Li, K Nakagawa… - Water Research, 2023 - Elsevier
Advanced drinking water treatment process using nanofiltration (NF) membranes has
gained attention recently because it removes many challenging constituents in …

An integrated membrane process for preparation of lithium hydroxide from high Mg/Li ratio salt lake brine

Y Zhao, H Wang, Y Li, M Wang, X Xiang - Desalination, 2020 - Elsevier
Preparation of lithium hydroxide from high Mg/Li ratio salt lake brine is facing several
challenges: separate lithium and magnesium, enrich the lithium, and produce lithium …

Impact of pH on the removal of fluoride, nitrate and boron by nanofiltration/reverse osmosis

LA Richards, M Vuachère, AI Schäfer - Desalination, 2010 - Elsevier
The objective of this study was to evaluate the impact of pH on boron, fluoride, and nitrate
retention by comparing modelled speciation predictions with retention using six different …

Factors affecting fluoride and natural organic matter (NOM) removal from natural waters in Tanzania by nanofiltration/reverse osmosis

J Shen, AI Schäfer - Science of the Total Environment, 2015 - Elsevier
This study examined the feasibility of nanofiltration (NF) and reverse osmosis (RO) in
treating challenging natural tropical waters containing high fluoride and natural organic …

Influence of ion interaction on lead removal by a polyamide nanofiltration membrane

S Mehdipour, V Vatanpour, HR Kariminia - Desalination, 2015 - Elsevier
Retention of lead (II) ions on a polyamide nanofiltration membrane was investigated. Effects
of different factors including operating pressure, lead ion concentration, anion nature, pH …

Relating reverse and forward solute diffusion to membrane fouling in osmotically driven membrane processes

Q She, X Jin, Q Li, CY Tang - Water research, 2012 - Elsevier
Osmotically driven membrane processes, such as forward osmosis (FO) and pressure
retarded osmosis (PRO), are attracting increasing interest in research and applications in …