Results 71 to 80 of about 88,839 (297)

Method of preparing water purification membranes [PDF]

open access: yes, 1974
Allyl amine and chemically related compounds are polymerized as thin films in the presence of a plasma discharge. The monomer compound can be polymerized by itself or in the presence of an additive gas to promote polymerization and act as a carrier.
Hollahan, J. R., Wydeven, T. J., Jr.
core   +1 more source

Integration of monopolar and bipolar electrodialysis for valorization of seawater reverse osmosis desalination brines: Production of strong acid and base [PDF]

open access: yes, 2016
Water scarcity in the Mediterranean basin has been solved by using seawater desalination reverse osmosis technology (SWD-RO). This technology produces brine which is discharged back into the sea resulting in an environmental impact on marine ecosystems ...
Casas, Sandra   +4 more
core   +2 more sources

Catalytic Ozonation Treatment of Coal Chemical Reverse Osmosis Concentrate: Water Quality Analysis, Parameter Optimization, and Catalyst Deactivation Investigation

open access: yesToxics
Catalytic ozone oxidation, which is characterized by strong oxidizing properties and environmental friendliness, has been widely used in organic wastewater treatments.
Yihe Qin   +5 more
doaj   +1 more source

Structural and Chemical Engineering of Sub‐Nanochannel Membranes Toward Ion Selectivity

open access: yesAdvanced Functional Materials, EarlyView.
This review summarizes recent advances in structural and chemical engineering of sub‐nanochannels for ion selectivity. We first introduce fundamental ion transport mechanisms within sub‐nanochannels, followed by strategies to tune pore size, geometry, and surface functionalities, categorized into charge‐based, ion‐recognition, hydrophilic bonding, and ...
Yuyu Su   +5 more
wiley   +1 more source

Design and application of dual membrane process for reclaimed water project in industrial parks

open access: yesGongye shui chuli
The designed water production of a reclaimed water reuse project in Tianjin was 50 000 m3/d, using immersed ultrafiltration and reverse osmosis dual membrane technology as the core treatment process.
XU Jing   +3 more
doaj   +1 more source

Operation Optimization of Microbial Control of Seawater Desalination

open access: yes发电技术, 2018
Microbial pollution is one of the main types of reverse osmosis membrane pollution in seawater desalination system. In the spring of 2016, frequent and rapid increasing of pressure difference, constant desalting rate and decreased water yield happened in
Jun LIU, Yongqiang CHEN, Jingjian SUN
doaj   +1 more source

Small Extracellular Vesicles from Neural Cells: Physiological and Pathological Roles, and Potential in Neurodegenerative Therapy

open access: yesAdvanced Healthcare Materials, EarlyView.
Neural cell–derived small extracellular vesicles (sEVs) are emerging as pivotal mediators in neurodegenerative diseases, exerting both pathogenic and therapeutic functions. This review synthesizes current evidence on how sEVs from distinct neural cell types regulate neurodegeneration, neuroprotection, biomarker discovery, and targeted drug delivery ...
Muhammad Waqas Salim   +4 more
wiley   +1 more source

Change in fluoride content of Maltese tapwaters : implications for oral health [PDF]

open access: yes, 1989
Dietary intake of fluoride is believed to be largely derived from drinking water. In Malta, tap water presently contains less fluoride than is found in naturally occurring ground water obtained from aquifers.
Borg, Vincent, Vella, Alfred J.
core  

The assessment of magnetic water treatment on formation calcium scale on reverse osmosis membranes

open access: yesMATEC Web of Conferences, 2018
Reverse osmosis is widely used technology for water desalination. The main problem with reverse osmosis is scaling which reduces the flow and selectivity of membranes.
Andrianov Alexey, Orlov Evgeny
doaj   +1 more source

Aptamer‐Based Delivery Systems for VEGF and NGF Modulation in Ocular Therapies

open access: yesAdvanced Healthcare Materials, EarlyView.
Aptamer‐based delivery systems targeting NGF and VEGF hold significant potential for precise and sustained treatment of complex diseases affecting both the anterior and posterior segments of the eye. This review critically summarizes current strategies for NGF and VEGF delivery as well as VEGF sequestration, providing a clinical perspective on how ...
Nadine Best   +5 more
wiley   +1 more source

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