Results 51 to 60 of about 12,847 (249)

Influence of chemical speciation on the separation of metal ions from chelating agents by nanofiltration membranes [PDF]

open access: yes, 2018
The simultaneous separation of various metal ions (nickel, copper, calcium, and iron) from chelating agents (EDTA and citric acid in water streams using Nanofiltration membranes is analyzed.
Balanya Martí, Teresa   +3 more
core   +2 more sources

Development of photocatalysis‐membrane separation reactor systems for aqueous pollutant removal

open access: yesPhotoMat, EarlyView., 2023
Abstract Background In our rapidly expanding society, the demand for clean water has steadily emerged as one of the most critical issues, promoting the development of numerous water treatment strategies. Aims Coupling photocatalysis and membrane separation technology provides an energy saving and environment‐friendly as well as sustainable method for ...
Junyang Zhang   +3 more
wiley   +1 more source

Pharmaceutical concentration using organic solvent forward osmosis for solvent recovery

open access: yesNature Communications, 2018
Solvent recovery is an important process in the pharmaceutical industry, but organic solvent nanofiltration membranes operate under high pressures.
Yue Cui, Tai-Shung Chung
doaj   +1 more source

Cyclophosphamide removal from water by nanofiltration and reverse osmosis membrane [PDF]

open access: yes, 2009
The rejection of cyclophosphamide (CP) by nanofiltration (NF) and reverse osmosis (RO) membranes from ultrapure (Milli-Q) water and membrane bioreactor (MBR) effluent was investigated.
Albasi, Claire   +6 more
core   +2 more sources

Model selection and model averaging on mortality of upper gastrointestinal bleed patients [PDF]

open access: yes, 2018
Model Selection (MS) is known to produce uncertainty into model-building process. Besides that, the process of MS is complex and time consuming. Therefore, Model Averaging (MA) had been proposed as an alternative to overcome the issues.
Abdullah, Noraini   +3 more
core   +1 more source

Ultrathin graphene-based membrane with precise molecular sieving and ultrafast solvent permeation [PDF]

open access: yes, 2017
Graphene oxide (GO) membranes continue to attract intense interest due to their unique molecular sieving properties combined with fast permeation. However, their use is limited to aqueous solutions because GO membranes appear impermeable to organic ...
A Akbari   +42 more
core   +5 more sources

Polyelectrolyte Grafted MOFs Enable Conjugated Membranes for Molecular Separations in Dual Solvent Systems

open access: yesCell Reports Physical Science, 2020
Summary: Organic solvent nanofiltration (OSN) is a green and cost-effective technique for valuable small active molecule reclamation from organic solvent systems.
Jun Hui Huang   +7 more
doaj   +1 more source

Correlating Interlayer Spacing and Separation Capability of Graphene Oxide Membranes in Organic Solvents. [PDF]

open access: yes, 2020
Membranes synthesized by stacking two-dimensional graphene oxide (GO) hold great promise for applications in organic solvent nanofiltration. However, the performance of a layer-stacked GO membrane in organic solvent nanofiltration can be significantly ...
Mi, Baoxia   +4 more
core  

Ultrathin 12-nm-thick solvent-resistant composite membranes from biosourced dialdehyde starch and priamine building blocks

open access: yesAdvanced Membranes, 2022
Biomass-based thin film composites (TFCs) fabricated only from abundant natural resources are emerging as next-generation organic solvent nanofiltration membranes.
Cong Yang, Gyorgy Szekely
doaj   +1 more source

Decoupling solvent features to address spurious correlations in ceramic Organic Solvent Nanofiltration membranes

open access: yesJournal of Membrane Science Letters
Organic Solvent Nanofiltration has emerged as an energy-efficient alternative to traditional thermal methods; yet its widespread implementation is hindered by its poorly understood transport mechanism.
Wout Linsen   +3 more
doaj   +1 more source

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