Gas Diffusion Electrode

Chloralkali Process - Wikipedia
The chloralkali process (also chlor-alkali and chlor alkali) is an industrial process for the electrolysis of sodium chloride. It is the technology used to produce chlorine and sodium hydroxide (lye/caustic soda), [1] which are commodity chemicals required by industry. ... Read Article

Impedance Analysis Of Gas-Diffusion Electrode Coated With A ...
Reduction on a gas-diffusion electrode has been extensively investi-gated, but there is a lack of information on a quantitative dependence on electrode characteristics and on the mechanism of the electrode degradation.5,6 ... Visit Document

Application Of gas diffusion Biocathode In Microbial ...
DO Dissolved oxygen GDE Gas diffusion electrode GDL Gas diffusion layer MES Microbial electrosynthesis k LaGas–liquid mass transfer coefficient NaBES Sodium 2-bromoethanesulfonate PTFE Polytetrafluoroethylene ... Access This Document

Glass electrode - Wikipedia
A glass electrode is a type of ion-selective electrode made of a doped glass membrane that is sensitive to a specific ion. The most common application of ion-selective glass electrodes is for the measurement of pH.The pH electrode is an example of a glass electrode that is sensitive to hydrogen ions. ... Read Article

Manganese Oxide Coated Carbon Materials As Hybrid Catalysts ...
In general, a metal-air battery consists of a metal anode and a gas diffusion electrode (GDE) as cathode separated by electrolyte and separator. The type of electrolyte depends on the anode material. ... Fetch This Document

Principles Of High Performance Membrane Electrode Assembly ...
Principles of High Performance Membrane Electrode Assembly Fabrication A Major Qualifying Project Report: submitted to the Faculty of the application of the catalyst to the membrane rather than to the gas-diffusion electrode was [1] ... Fetch Full Source

Kucernak, A - Cathode Development
Constructed with a liquid [6] or solid electrolyte [7] using gas diffusion electrodes. Special attention on the cathode is required because it is where most of the cell performance losses occur [8]. ... Access Doc

Oxygen Reduction On A Carbon- Based Gas Diffusion Electrode ...
Oxygen Reduction on a Carbon-based Gas Diffusion Electrode in Non-aqueous Electrolyte for Li-air Batteries Deyang Qu University of Massachusetts Boston ... Retrieve Full Source

Faradaic Current - Wikipedia
The faradaic current is the current generated by the reduction or oxidation of some chemical substance at an electrode. [1] [2] The net faradaic current is the algebraic sum of all the faradaic currents flowing through an indicator electrode or working electrode . ... Read Article

Journal Of Materials Chemistry A - RSC Publishing Home
Therefore, a gas diffusion electrode (GDE) with disperse catalyst material is desirable in order to minimize the mass transport limitations and improve the availability of the three phase interfaces (TPI), which is the meeting point of CO ... Fetch Content

Influence Of Dilute Feed And PH On Electrochemical Reduction ...
Teflonized microporous layer, were used for preparing gas diffusion electrode (GDE). Both cathode and anode GDEs were prepared by applying catalyst ink via hand-painting following previously reported methods [7]. In short, the catalyst ink for the ... View This Document

Structure-Activity-Stability Relationships Of Pt Co Alloy ...
Structure-Activity-Stability Relationships of Pt-Co Alloy Electrocatalysts in Gas-Diffusion Electrode Layers Shirlaine Koh,† Jennifer Leisch,‡ Michael F. Toney,‡ and Peter Strasser*,† Department of Chemical and Biomolecular Engineering, UniVersity of Houston, Houston, Texas 77204-4004 ... Fetch Full Source

Heat Transfer In A Porous Electrode Of Fuel Cells
The gas diffusion electrode of a fuel cell is a typical porous medium. The heat and current densities in the porous electrode of fuel cells. More-over, the heat/mass transfer mechanisms ... Retrieve Content

Physics Of Electrolytic Gas Evolution - ArXiv
Subsequently, bubbles grow by dissolved gas diffusion to their surface or by coalescence with others, and finally detach from the electrode when the forces pulling them away overcome the surface forces binding them. ... Access This Document

EFFECT OF CARBON MATERIAL ON THE PERFORMANCE OF A GAS ...
J. environ. eng. manage., 19(5), 299-305 (2009) 299 effect of carbon material on the performance of a gas diffusion electrode in electro-fenton process ... Access Full Source

Effect Of Binders On Natural Graphite Powder-based gas ...
Of electrode known as a Gas Diffusion Electrode (GDE). Structure of the GDE mainly consists of catalytic and diffusion layer. Catalytic layer is a region where reduction of oxygen occurs, while the diffusion layer provides ... Fetch Document

GAS DIFFUSION ELECTRODES FOR FUEL CELLS
A unique gas diffusion electrode technique resulting in little to no leftover methanol, therefore increasing the overall effectiveness and performance of fuel cells. Direct methanol fuel cells have an advantage over hydrogen ... Doc Viewer

Real Time Video Of Extinction Of A Methane/air Non-premixed ...
The field is applied via a wire electrode (shown on the left of the flame, pointed at the base of the flame), which is insulated by a glass shell, raised to a large oscillating potential. ... View Video

Two-phase Transport In Porous gas diffusion Electrodes
Figure 2: Transport of gases, protons, and electrons in a PEM fuel cell cathode. An effective electrode is one that correctly balances each of the transport ... Doc Retrieval

NEW MAKING METHODE OF A GAS-DIFFUSION ELECTRODE - Aba-brno.cz
This gas diffusion electrode is composed of PTFE dispersion and carbon blacks with catalyst. The production technique of this gas diffusion electrode is complicated (2,3). ... Access Doc

The gas diffusion layer (GDL) plays the essential role in fuel cells of permitting gas to be transported from the sup- ply channel to the electrode/electrolyte interface. ... Read Document

Amorphous Carbon Modified Nano-sized Tungsten Carbide As A ...
Counter electrode and the prepared gas diffusion electrode was usedastheworkingelectrode.Theareaoftheworkingelectrode is 0.785 cm2. Under alkaline conditions, the Hg/HgO electrode Amorphous carbon modified nano-sized tungsten carbide as a gas diffusion electrode catalyst for the oxygen ... Doc Viewer