Results 91 to 100 of about 3,062,144 (293)

Distal renal tubular acidosis developments in its diagnosis and pathophysiology [PDF]

open access: yes, 2010
This thesis describes two groups of experiments, both relating to the condition of distal renal tubular acidosis (dRTA). In the first, an alternative diagnostic test of dRTA to the ‘gold standard’ short ammonium chloride (NH4Cl) test was assessed ...
Walsh, S.B.
core  

Isolation of lysozyme from hen egg albumen using glass fiber-based cation-exchange membranes

open access: yes, 2014
In this study, porous glass fiber membranes were coated with monophenyl trimethoxysilane (MPh) and then sulphonated by chlorosulphonic acid to prepare the cation-exchange membranes with sulphonic acid groups.
Chiu, H.C.   +3 more
core   +1 more source

Divalent Cation Removal by Donnan Dialysis for Improved Reverse Electrodialysis [PDF]

open access: yes, 2018
Divalent cations in feedwater can cause significant decreases in efficiencies for membrane processes, such as reverse electrodialysis (RED). In RED, power is harvested from the mixing of river and seawater, and the obtainable voltage is reduced and the ...
Rijnaarts, Timon   +16 more
core   +3 more sources

Functionalizing Micro‐to‐Mesoscopic Electrode Architectures for Regulating Electron Transfer Behaviors in Electrocatalysis

open access: yesAdvanced Functional Materials, EarlyView.
A systematic review is conducted to assess the influence of electrode architecture across micro‐ to mesoscopic length scales on electron‐transfer pathways in electrocatalysis. We discuss the structure‐activity relationships in electrocatalytic applications, including resource recovery and environmental remediation, and provide cost‐effective, efficient
Manshu Zhao   +6 more
wiley   +1 more source

Sulfonation Process and Desalination Effect of Polystyrene/PVDF Semi-Interpenetrating Polymer Network Cation Exchange Membrane

open access: yes, 2014
With the classical sulfonation method of polystyrene-based strongly acidic cation exchange resins, polystyrene/polyvinylidene fluoride (PVDF) alloy particles were sulfonated to obtain a cation exchange resin, which was then directly thermoformed to ...
Fei Chen   +3 more
core   +1 more source

DIFFUSION BOUNDARY LAYERS IN SOLUTIONS AT THE INTERPHASE WITH THE SULFOCATION-EXCHANGE MEMBRANE AFTER TEMPERATURE MODIFICATION

open access: yesКонденсированные среды и межфазные границы, 2017
The use of the laser interferometry method allows measuring local concentrations and visualizing the process of formation and development of diffusion layers in solutions near the surface of the ion-exchange membrane.
Akberova Elmara M.
doaj   +1 more source

Programming Nanoscale Reaction Environments via Peptide Localization for Gold Nanoparticle Growth in Liposomal Nanoreactors

open access: yesAdvanced Functional Materials, EarlyView.
The liposome nanoreactor method enables uniform metal nanoparticle synthesis using the interior as a reaction environment. We demonstrate that peptide sequences and lipid compositions act as a functional molecular switch to control reaction environments in liposome nanoreactors.
Yuya Abe   +6 more
wiley   +1 more source

Friedel–Crafts Crosslinked Highly Sulfonated Polyether Ether Ketone (SPEEK) Membranes for a Vanadium/Air Redox Flow Battery

open access: yesMembranes, 2013
Highly conductive and low vanadium permeable crosslinked sulfonated poly(ether ether ketone) (cSPEEK) membranes were prepared by electrophilic aromatic substitution for a Vanadium/Air Redox Flow Battery (Vanadium/Air-RFB) application.
Géraldine Merle   +4 more
doaj   +1 more source

CO2‐to‐CO Conversion in a Gas‐Fed, Zero‐Gap, PEM Electrolyzer Enabled by Polycations and Nitrogen‐Doped Carbon‐Supported Cobalt Nanoparticles

open access: yesAdvanced Functional Materials, EarlyView.
A gas‐fed, zero‐gap, PEM CO2 electrolyzer is realized by incorporating PDDA+ ions onto the carbonaceous Co/N‐C electrocatalyst, with gaseous H2 and CO2 fed into the anode and cathode, respectively. Operating without an aqueous electrolyte, the system sustains a peak FECO of 65.1% at 100 mA cm−2. ABSTRACT Electrochemical carbon dioxide reduction (ECO2R)
Yuen Leong Chow   +6 more
wiley   +1 more source

Permeation of Water through Cation Exchange Membranes

open access: yesBiophysical Journal, 1967
Water permeabilities as well as other membrane parameters, such as exchange capacity, water content, and specific conductance, have been measured for two cation exchange membranes in the H form. The conductance of membrane with low water content was less than that of the membrane with high water content.
openaire   +2 more sources

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