air electrode

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• Air-arc cutting — is also known as air carbon cutting and employs a consumable carbon or graphite electrode to melt the material, which is then blown away by an air jet. This process is useful for cutting a variety of materials, but it is most often used for… …   Wikipedia

• Air ioniser — This photo shows the sterilisation effects of negative air ionization on a chamber aerosolised with Salmonella enteritidis. The left sample is untreated; the right, treated. Photo taken in a lab operated by the United States Department of… …   Wikipedia

• air cell — noun a tiny sac for holding air in the lungs; formed by the terminal dilation of tiny air passageways • Syn: ↑alveolus, ↑air sac • Derivationally related forms: ↑alveolate (for: ↑alveolus) • Hypernyms: ↑ …   Useful english dictionary

• air cell — 1. Anat., Zool., Bot. a cavity or receptacle containing air. 2. Elect. a cell in which the positive electrode is depolarized by the oxygen in the air. [1780 90] * * * …   Universalium

• air gap — noun 1. : an air filled gap in a magnetic or electric circuit (as the space between the field magnet poles and the armature in a dynamo or motor) 2. : wind gap 3. : the vertical distance between the point where water enters a plumbing fixture (as …   Useful english dictionary

• air gap — Elect. the space between two objects magnetically related, as between the rotor and the stator in a dynamo, or between two objects electrically related, as between the electrode and the tip of a spark plug. [1895 1900] * * * …   Universalium

• Zinc–air battery — specific energy 470 (practical),1370 (theoretical) Wh/kg[1][2] (1.692, 4.932 MJ/kg) energy density 1480 9780 Wh/L[c …   Wikipedia

• Gas diffusion electrode — Gas diffusion electrodes are electrodes with a conjunction of a solid, liquid and gaseous interface, and an electrical conducting catalyst supporting an electrochemical reaction between the liquid and the gaseous phase. Especially known in fuel… …   Wikipedia

• battery — /bat euh ree/, n., pl. batteries. 1. Elect. a. Also called galvanic battery, voltaic battery. a combination of two or more cells electrically connected to work together to produce electric energy. b. cell (def. 7a). 2. any large group or series… …   Universalium

• Battery — /bat euh ree/, n. The, a park at the S end of Manhattan, in New York City. Also called Battery Park. * * * Any of a class of devices, consisting of a group of electrochemical cells (see electrochemistry), that convert chemical energy into… …   Universalium

• Solid oxide fuel cell — A solid oxide fuel cell (SOFC) is an electrochemical conversion device that produces electricity directly from oxidizing a fuel. Fuel cells are characterized by their electrolyte material and, as the name implies, the SOFC has a solid oxide, or… …   Wikipedia