Results 71 to 80 of about 99,952 (345)

Fully Bio‐Based Gelatin Organohydrogels via Enzymatic Crosslinking for Sustainable Soft Strain and Temperature Sensing

open access: yesAdvanced Functional Materials, EarlyView.
Enzymatically crosslinked gelatin‐based organohydrogels, fabricated through a fully bio‐based and scalable process, exhibit exceptional strain and temperature sensing capabilities with minimal interference from environmental humidity. These transparent, stretchable, and ionically conductive materials operate without synthetic fillers or dopants.
Pietro Tordi   +7 more
wiley   +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

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

CaSO4 solubility in water–ethanol mixtures in the presence of sodium chloride at 25 °C. Application to a reverse osmosis process [PDF]

open access: yes, 2013
Nowadays, the most common way to desalinate seawater is by reverse osmosis. As the degree of conversion during this process increases more freshwater is recovered from the feedwater. As a result, the salt concentration in the feed increases up to a point
Garcia-Cano, Jorge   +2 more
core   +2 more sources

Proteins, Processing, and Properties of Adhesive Fluid Condensates Purified from Mussels

open access: yesAdvanced Functional Materials, EarlyView.
Mussels exhibit an unmatched proficiency for adhering to wet surfaces in salty environments—a remarkable ability that could inspire new biomedical and technical glues. The fluid protein condensates used to form the underwater mussel glue are extracted, reconstituted and characterized with advanced spectroscopy and nanomechanical analysis, revealing ...
Mathieu D. Rivard   +8 more
wiley   +1 more source

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

THE EFFECT OF VERY HIGH HYDRAULIC PRESSURE ON THE PERMEABILITY AND SALT REJECTION OF REVERSE OSMOSIS MEMBRANES [PDF]

open access: yes, 2015
We employ a stirred-cell reverse osmosis setup to demonstrate that a seawater reverse osmosis membrane can maintain excellent salt rejection at pressures as high as 172 bar. However, we also demonstrate a very significant drop in membrane permeability at
Lienhard, John H.   +2 more
core  

Removal of Boron from aqueous solutions by adsorption using fly ash, zeolite and demineralized lignite [PDF]

open access: yes, 2009
In the present study for the purpose of removal of boron from water by adsorption using adsorbents like fly ash, natural zeolite and demineralized lignite was investigated.
Yuksel, Seren   +3 more
core   +2 more sources

Bioinspired Polypeptide Dendrimer‐Modified Thin‐Film Composite Membranes for Selective Lithium‐Magnesium Separation with DFT Insights

open access: yesAdvanced Functional Materials, EarlyView.
We fabricated a biomimetic dendrimer‐modified thin‐film nanocomposite membrane with a coordination‐assisted ion‐selective interface. pH‐responsive polypeptide sites preferentially bind Mg2+ and promote Li+ permeation, as predicted by density functional theory calculations of metal‐ligand interactions.
Mehrasa Yassari   +7 more
wiley   +1 more source

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

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