Results 81 to 90 of about 20,890 (299)

Dual‐Atom Dopants Activated Ruthenium Single‐Atom Alloy Boosting Hydrogen Evolution Electrocatalysis in Proton Exchange Membrane Water Electrolyzer

open access: yesAdvanced Functional Materials, EarlyView.
Ni1‐Bi1 dual‐atom dopants are achieved for activating Ru lattices without blocking noble atoms. This model exhibits an ultralow overpotential of 11.4 mV and superb stability at 10 mA cm−2 toward hydrogen evolution reaction, enabling a proton exchange membrane water electrolyzer that needs only 2.233 V to reach 3.0 A cm−2 and operates stably at 1.0 A cm−
Shuiping Luo   +17 more
wiley   +1 more source

Konjac Bio-Molecules Assisted, Rod-Spherical shaped Lead Nano Powder Synthesized by Electrolytic Process and Its Characterization Studies

open access: yes, 2012
Synthesis and structural characterization of Pb nanoparticles by electrolysis using a bioactive compound - konjac aqueous extract is the main aim of this study.
Alagar, M., Theivasanthi, T.
core   +1 more source

Silicon-based nanochannel glucose sensor [PDF]

open access: yes, 2008
Silicon nanochannel biological field effect transistors have been developed for glucose detection. The device is nanofabricated from a silicon-on-insulator wafer with a top-down approach and surface functionalized with glucose oxidase.
Dzyadevich   +8 more
core   +1 more source

Near‐Infrared Light‐Programmable Negative Differential Transconductance in Organic Electrochemical Transistors for Reconfigurable Logic

open access: yesAdvanced Functional Materials, EarlyView.
Organic electrochemical transistors based on a Near‐Infrared (NIR)‐responsive polymer p(C4DPP‐T) and iodide electrolyte exhibit optically programmable negative differential transconductance. NIR illumination triggers an iodine‐mediated redox process, enabling a transition from binary to ternary conductance states within a single‐layer device.
Debdatta Panigrahi   +7 more
wiley   +1 more source

Fabrication of Embedded Microvalve on PMMA Microfluidic Devices through Surface Functionalization [PDF]

open access: yes, 2008
The integration of a PDMS membrane within orthogonally placed PMMA microfluidic channels enables the pneumatic actuation of valves within bonded PMMA-PDMS-PMMA multilayer devices.
Ng, S. H., Toh, A. G. G., Wang, Z. F.
core   +1 more source

Thermal barrier systems and multi-layered coatings fabricated by spark plasma sintering for the protection of Ni-base superalloys [PDF]

open access: yes, 2010
Aeronautic gas turbine blades, vanes and combustion chambers are protected against high temperature oxidation and corrosion by single or multilayered coatings.
Boidot, Mathieu   +5 more
core   +1 more source

Tin‐Oxo Nanocluster Extreme UV Photoresists Equipped with Chemical Features for Atmospheric Stability and High EUV Sensitivity

open access: yesAdvanced Functional Materials, EarlyView.
Fluoroalkyl‐functionalized tin–oxo nanoclusters (N‐TOC6) enable robust pattern formation through ligand crosslinking under EUV exposure without thermal processing. Sn–F coordination mitigates the Lewis acidity of Sn centers, suppressing reactions with airborne molecules and improving post‐exposure pattern stability.
Yejin Ku   +18 more
wiley   +1 more source

Effects of Ultrasound on the Microstructure and Corrosion Behaviour of a PEO Coating

open access: yesInternational Journal of Electrochemical Science, 2019
The plasma Plasma electrolytic oxidation (PEO) coatings were prepared on pure aluminium with and without the assistance application of ultrasound, respectively.
Guo-rui Wu   +6 more
doaj   +1 more source

The effects of processing parameters on the formation of oxide layers in aluminium alloys using plasma electrolytic oxidation technique

open access: yesJournal of the Mechanical Behavior of Materials, 2021
The plasma electrolytic method of oxidation (PEO) is a technique that is increasingly being used in industry to produce protective coatings and other surface treatments.
Jadhav Priya   +2 more
doaj   +1 more source

Research on the improvement of mixed titania and Co(Mn) oxide nano-composite coatings [PDF]

open access: yes, 2018
The structure and the properties of the oxide films formed on titanium in the diphosphate based electrolytes by means of plasma electrolytic oxidizing at direct current density of 2-2.5 A·dm⁻² have been studied.
Atchibayev, R.   +4 more
core   +1 more source

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