Results 41 to 50 of about 5,809 (166)

Ultrasound-assisted synthesis of MSNs/PS nanocomposite membranes for effective removal of Cd2+ and Pb2+ ions from aqueous solutions

Ultrasonics Sonochemistry, 2023
Contamination of heavy metal (Cd2+ & Pb2+) ions in drinking water is producing major impacts on the environment and public health and is considered one of the greatest dangers to humanity.
Khalid M. Alotaibi, Arun K. Shukla, Elham Bajuayfir, Abdullah A. Alotaibi, Mohamed H. Mrad, Fatma A. Gomaa, Abdullah M Alswieleh   +6 more
doaj   +1 more source

Rejection Capacity of Nanofiltration Membranes for Nickel, Copper, Silver and Palladium at Various Oxidation States

Membranes, 2021
Electroplating and metalworking industries produce enormous amounts of waste containing heavy metals in their effluents, leading to potential threats to biotic and abiotic life.
Brooms Thabo, Bamidele Joseph Okoli, Sekomeng Johannes Modise, Simphiwe Nelana   +3 more
doaj   +1 more source

Characterization of nanofiltration membranes

, 2022
In this thesis various techniques have been described to characterize nanofiltration membranes.
openaire   +2 more sources

Research progress of hollow fiber nanofiltration membranes in the dye separation applications

Gongye shui chuli
A large amount of high salinity wastewater rich in dyes is produced in the printing and dyeing industry. Benefiting from the selective separating property，hollow fiber nanofiltration（NF） membranes are expected to achieve the efficient separation of dyes ...
ZHANG Ruijun, AN Zhangxin, ZONG Yue, GAO Shanshan, TIAN Jiayu   +4 more
doaj   +1 more source

Organic Removal Efficiency of the Nanofiltration and Adsorption Hybrid System in High Strength Wastewater [PDF]

آب و فاضلاب, 2011
Surface and groundwater resources are increasingly jeopardized by discharges from pharmaceutical, chemical, and detergent plants. The high pollutant load of the effluents from these industries requires specific treatments.
Amir Hessam Hassani, Bahare Salehi Siavashani, Mehdi Borghei, Behnaz Salehi Siavashani   +3 more
doaj  

Investigation of Effect of Main Parameter in Nanofiltration Membrane Process for Uranium Ions Separation from Aqueous Solution [PDF]

مجله علوم و فنون هسته‌ای, 2017
Nanofiltration is a novel membrane technology that can be used in different industries such as nuclear fuel cycle for components separation from solutions.
A. R Keshtkar, M Ghasemi Torkabadi, S. J Safdari, A Zaheri, H Sohbatzadeh   +4 more
doaj  

Nanofiltration membrane cleaning characterization

Desalination and Water Treatment, 2016
AbstractIn membrane process industries, membrane cleaning is one of the most important concerns from both economical and scientific points of view. Though cleaning is important to recover membrane performance, an inappropriate selection of cleaning agent may result into unsatisfactory cleaning or irreparable membrane.
openaire   +1 more source

Lab-scale experiments with a monovalent ion selective membrane capacitive deionization for nitrate removal

Water Resources and Industry
Groundwater with high nitrate concentrations requires treatment before potable use. Conventional treatment methods such as nanofiltration and reverse osmosis can be used for desalination of most solutes.
Hanna Rosentreter, Maja Moch, David Schödel, Michael Jeske, Tim Oddoy, Jochen Meier-Haack, Amit N. Shocron, André Lerch   +7 more
doaj   +1 more source

Nanofiltration systems and applications in wastewater treatment: Review article

Ain Shams Engineering Journal, 2018
Nanofiltration membrane (NF) is one of the most important activities employed in wastewater treatment field. It is a relatively recent development in membrane technology and it can be aqueous or non-aqueous.
Mona A. Abdel-Fatah
doaj   +1 more source

Solvent resistant nanofiltration membranes [PDF]

, 2011
This thesis describes preparation and characterization of membranes for organic solvent filtration (OSF). The main aim was developing membranes for solvent resistant nanofiltration (SRNF) with molecular weight cut-off below 500 g mol-1.
openaire   +1 more source