Results 81 to 90 of about 30,361 (249)

Nafion-Radical Hybrid Films on Carbon Nanotube Transistors for Monitoring Antipsychotic Drug Effects on Stimulated Dopamine Release

open access: yes, 2019
We developed floating electrode-based carbon nanotube biosensors for the monitoring of antipsychotic drug effects on the dopamine release from PC12 cells under potassium stimulation. Here, carbon nanotube field-effect transistors with floating electrodes
Viet Anh Pham Ba   +5 more
core   +1 more source

Strategic Design of Soft Actuators in Translational Medical Robotics for Human‐Centered Healthcare

open access: yesAdvanced Robotics Research, EarlyView.
Soft robotics enables biocompatible, compliant medical devices, but clinical translation requires design‐driven engineering beyond materials. This perspective reviews implantable, surgical, and wearable systems by actuation mechanism, highlighting how optimized architectures and integration improve mechanical interfacing, adaptability, and durability ...
Ho Jun Jin   +3 more
wiley   +1 more source

Synthesis and Characterization of Nafion-SiO2 Composite Membranes as an Electrolyte for Medium Temperature and Low Relative Humidity

open access: yesInternational Journal of Science and Engineering, 2011
The weakness of the Nafion membrane as electrolyte of PEMFC associated with physical properties that is easy to shrink at temperatures above 80°C due to dehydration. Shrinkage will decrease the conductivity and membrane damage.
Mahreni Mahreni   +5 more
doaj   +1 more source

Glycerol Hydrogenolysis on Me-Nafion/SiO2 Bifunctional catalysts

open access: yes, 2008
Ru-Nafion/SiO2, Pt-Nafion/SiO2 and Pd-Nafion/SiO2 bifunctional catalysts were prepared by impregnation of metal component on Nafion/SiO2 synthesized with sol-gel technique, Glycerol hydrogenolysis over Ru-Nafion/SiO2 indicated that the presence of acidic
吕元   +5 more
core  

Sustainable Materials Design With Multi‐Modal Artificial Intelligence

open access: yesAdvanced Science, EarlyView.
Critical mineral scarcity, high embodied carbon, and persistent pollution from materials processing intensify the need for sustainable materials design. This review frames the problem as multi‐objective optimization under heterogeneous, high‐dimensional evidence and highlights multi‐modal AI as an enabling pathway.
Tianyi Xu   +8 more
wiley   +1 more source

A Comparative Study on EB-Radiation Deterioration of Nafion Membrane in Water and Isopropanol Solvents

open access: yesEnergies, 2015
The purpose of this study was to investigate the influence of electron beam (EB) irradiation on the structure and physical properties of Nafion 117 membranes (in both acid and sodium forms) when they are irradiated in water and isopropanol as solvents ...
Ji Sun Choi, Joon-Yong Sohn, Junhwa Shin
doaj   +1 more source

Study on the Reaction Mechanism of RuOx and Its Enhanced Hydrogen Evolution Reaction Activity

open access: yesAdvanced Science, EarlyView.
In situ Raman spectroscopy and DFT calculations reveal that, prior to the onset of HER, the surface of RuOx undergoes reversible reduction and structural reconstruction. The resulting Ru(II)O/Ru(IV)O2 configuration is identified as the true catalytically active species.
Liquan Zhang   +9 more
wiley   +1 more source

Experimental study of the effectiveness of a nafion-coated polypropylene endoprosthesis in plastic surgery of the anterior abdominal wall

open access: yesActa Biomedica Scientifica
Justification. The search for various materials in hernia repair is an urgent task of herniology.The aim of the study was to study the effectiveness of using polypropylene endoprostheses with a nafion coating in the plastic of the anterior abdominal wall
A. G. Vaganov   +3 more
doaj   +1 more source

Modification of Nafion Membranes by IL-Cation Exchange: Chemical Surface, Electrical and Interfacial Study

open access: yesInternational Journal of Electrochemistry, 2012
Bulk and surface changes in two proton-exchange membranes (Nafion-112 and Nafion-117) as a result of the incorporation of the IL-cation n-dodecyltriethylammonium (or DTA+) by a proton/cation exchange mechanism after immersion in a DTA+ aqueous solution ...
V. Romero   +4 more
doaj   +1 more source

Modification of Nafion membrane using interfacial polymerization for vanadium redox flow battery applications

open access: yes, 2008
In order to reduce the permeation of vanadium ions across the ion exchange membrane during the operation of vanadium redox flow battery (VRB) based on Nation membrane, the interfacial polymerization was applied to form a cationic charged layer on the ...
Luo, Qingtao   +5 more
core   +1 more source

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