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Electrode

Index Electrode

An electrode is an electrical conductor used to make contact with a nonmetallic part of a circuit (e.g. a semiconductor, an electrolyte, a vacuum or air). [1]

66 relations: Alternating current, Amber, Analytical chemistry, Anode, Arc welding, Auxiliary electrode, Cardiac cycle, Cathode, Cathodic protection, Chemical substance, Chemically modified electrode, Cold cathode, Defibrillation, Diode, Electric battery, Electric chair, Electrical conductor, Electricity, Electrocardiography, Electrochemical cell, Electrochemistry, Electroconvulsive therapy, Electroencephalography, Electrolysis, Electrolyte, Electrolytic cell, Electron, Electron hole, Electron microscope, Electronic circuit, Electrophorus, Electrophysiology, Electroplating, Fuel cell, Galvanic cell, Gas diffusion electrode, Gas metal arc welding, Gas tungsten arc welding, Graphite, Greek language, Ground (electricity), Hertz, Hot cathode, Ion, Johan Wilcke, Membrane electrode assembly, Michael Faraday, Noble metal, Noryl, Optics, ..., Physical property, Platinum, Primary cell, Rechargeable battery, Redox, Reference electrode, Reversible charge injection limit, Semiconductor, Shielded metal arc welding, Static electricity, Tafel equation, Taser, Vacuum, Vacuum tube, William Whewell, Working electrode. Expand index (16 more) »

Alternating current

Alternating current (AC) is an electric current which periodically reverses direction, in contrast to direct current (DC) which flows only in one direction.

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Amber

Amber is fossilized tree resin, which has been appreciated for its color and natural beauty since Neolithic times.

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Analytical chemistry

Analytical chemistry studies and uses instruments and methods used to separate, identify, and quantify matter.

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Anode

An anode is an electrode through which the conventional current enters into a polarized electrical device.

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Arc welding

Arc welding is a process that is used to join metal to metal by using electricity to create enough heat to melt metal, and the melted metals when cool result in a binding of the metals.

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Auxiliary electrode

The auxiliary electrode, often also called the counter electrode, is an electrode used in a three electrode electrochemical cell for voltammetric analysis or other reactions in which an electric current is expected to flow.

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Cardiac cycle

The cardiac cycle is the performance of the human heart from the beginning of one heartbeat to the beginning of the next.

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Cathode

A cathode is the electrode from which a conventional current leaves a polarized electrical device.

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Cathodic protection

Cathodic protection (CP) is a technique used to control the corrosion of a metal surface by making it the cathode of an electrochemical cell.

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Chemical substance

A chemical substance, also known as a pure substance, is a form of matter that consists of molecules of the same composition and structure.

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Chemically modified electrode

A chemically modified electrode (CME) is an electrical conductor (material that has the ability to transfer electricity) that has its surface modified for different electrochemical functions.

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Cold cathode

A cold cathode is a cathode that is not electrically heated by a filament.

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Defibrillation

Defibrillation is a treatment for life-threatening cardiac dysrhythmias, specifically ventricular fibrillation (VF) and non-perfusing ventricular tachycardia (VT).

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Diode

A diode is a two-terminal electronic component that conducts current primarily in one direction (asymmetric conductance); it has low (ideally zero) resistance in one direction, and high (ideally infinite) resistance in the other.

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Electric battery

An electric battery is a device consisting of one or more electrochemical cells with external connections provided to power electrical devices such as flashlights, smartphones, and electric cars.

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Electric chair

Execution by electrocution, performed using an electric chair, is a method of execution originating in the United States in which the condemned person is strapped to a specially built wooden chair and electrocuted through electrodes fastened on the head and leg.

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Electrical conductor

In physics and electrical engineering, a conductor is an object or type of material that allows the flow of an electrical current in one or more directions.

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Electricity

Electricity is the set of physical phenomena associated with the presence and motion of electric charge.

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Electrocardiography

Electrocardiography (ECG or EKG) is the process of recording the electrical activity of the heart over a period of time using electrodes placed on the skin.

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Electrochemical cell

An electrochemical cell (EC) is a device capable of either generating electrical energy from chemical reactions or using electrical energy to cause chemical reactions.

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Electrochemistry

Electrochemistry is the branch of physical chemistry that studies the relationship between electricity, as a measurable and quantitative phenomenon, and identifiable chemical change, with either electricity considered an outcome of a particular chemical change or vice versa.

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Electroconvulsive therapy

Electroconvulsive therapy (ECT), formerly known as electroshock therapy, and often referred to as shock treatment, is a psychiatric treatment in which seizures are electrically induced in patients to provide relief from mental disorders.

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Electroencephalography

Electroencephalography (EEG) is an electrophysiological monitoring method to record electrical activity of the brain.

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Electrolysis

In chemistry and manufacturing, electrolysis is a technique that uses a direct electric current (DC) to drive an otherwise non-spontaneous chemical reaction.

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Electrolyte

An electrolyte is a substance that produces an electrically conducting solution when dissolved in a polar solvent, such as water.

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Electrolytic cell

An electrolytic cell is an electrochemical cell that drives a non-spontaneous redox reaction through the application of electrical energy.

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Electron

The electron is a subatomic particle, symbol or, whose electric charge is negative one elementary charge.

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Electron hole

In physics, chemistry, and electronic engineering, an electron hole (often simply called a hole) is the lack of an electron at a position where one could exist in an atom or atomic lattice.

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Electron microscope

An electron microscope is a microscope that uses a beam of accelerated electrons as a source of illumination.

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Electronic circuit

An electronic circuit is composed of individual electronic components, such as resistors, transistors, capacitors, inductors and diodes, connected by conductive wires or traces through which electric current can flow.

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Electrophorus

An electrophorus or electrophore is a simple manual capacitive electrostatic generator used to produce electrostatic charge via the process of electrostatic induction.

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Electrophysiology

Electrophysiology (from Greek ἥλεκτρον, ēlektron, "amber"; φύσις, physis, "nature, origin"; and -λογία, -logia) is the study of the electrical properties of biological cells and tissues.

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Electroplating

Electroplating is a process that uses an electric current to reduce dissolved metal cations so that they form a thin coherent metal coating on an electrode.

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Fuel cell

A fuel cell is an electrochemical cell that converts the chemical energy from a fuel into electricity through an electrochemical reaction of hydrogen fuel with oxygen or another oxidizing agent.

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Galvanic cell

A galvanic cell, or voltaic cell, named after Luigi Galvani, or Alessandro Volta respectively, is an electrochemical cell that derives electrical energy from spontaneous redox reactions taking place within the cell.

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Gas diffusion electrode

Gas diffusion electrodes (GDE) 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.

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Gas metal arc welding

Gas metal arc welding (GMAW), sometimes referred to by its subtypes metal inert gas (MIG) welding or metal active gas (MAG) welding, is a welding process in which an electric arc forms between a consumable wire electrode and the workpiece metal(s), which heats the workpiece metal(s), causing them to melt and join.

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Gas tungsten arc welding

Gas tungsten arc welding (GTAW), also known as tungsten inert gas (TIG) welding, is an arc welding process that uses a non-consumable tungsten electrode to produce the weld.

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Graphite

Graphite, archaically referred to as plumbago, is a crystalline allotrope of carbon, a semimetal, a native element mineral, and a form of coal.

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Greek language

Greek (Modern Greek: ελληνικά, elliniká, "Greek", ελληνική γλώσσα, ellinikí glóssa, "Greek language") is an independent branch of the Indo-European family of languages, native to Greece and other parts of the Eastern Mediterranean and the Black Sea.

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Ground (electricity)

In electrical engineering, ground or earth is the reference point in an electrical circuit from which voltages are measured, a common return path for electric current, or a direct physical connection to the earth.

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Hertz

The hertz (symbol: Hz) is the derived unit of frequency in the International System of Units (SI) and is defined as one cycle per second.

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Hot cathode

In vacuum tubes and gas-filled tubes, a hot cathode or thermionic cathode is a cathode electrode which is heated to make it emit electrons due to thermionic emission.

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Ion

An ion is an atom or molecule that has a non-zero net electrical charge (its total number of electrons is not equal to its total number of protons).

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Johan Wilcke

Johan Carl Wilcke was a Swedish physicist.

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Membrane electrode assembly

A membrane electrode assembly (MEA) is an assembled stack of proton exchange membranes (PEM) or alkali anion exchange membrane (AAEM), catalyst and flat plate electrode used in fuel cells and electrolyzers.

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Michael Faraday

Michael Faraday FRS (22 September 1791 – 25 August 1867) was an English scientist who contributed to the study of electromagnetism and electrochemistry.

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Noble metal

In chemistry, the noble metals are metals that are resistant to corrosion and oxidation in moist air (unlike most base metals).

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Noryl

The NORYL family of modified resins consists of amorphous blends of Polyphenylene Oxides (PPO) or polyphenylene ether (PPE) resins with polystyrene.

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Optics

Optics is the branch of physics which involves the behaviour and properties of light, including its interactions with matter and the construction of instruments that use or detect it.

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Physical property

A physical property is any property that is measurable, whose value describes a state of a physical system.

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Platinum

Platinum is a chemical element with symbol Pt and atomic number 78.

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Primary cell

A primary cell is a battery that is designed to be used once and discarded, and not recharged with electricity and reused like a secondary cell (rechargeable battery).

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Rechargeable battery

A rechargeable battery, storage battery, secondary cell, or accumulator is a type of electrical battery which can be charged, discharged into a load, and recharged many times, as opposed to a disposable or primary battery, which is supplied fully charged and discarded after use.

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Redox

Redox (short for reduction–oxidation reaction) (pronunciation: or) is a chemical reaction in which the oxidation states of atoms are changed.

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Reference electrode

A reference electrode is an electrode which has a stable and well-known electrode potential.

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Reversible charge injection limit

For an electrode in a solution with a particular size and geometry, the reversible charge injection limit is the amount of charge that can move from the electrode to the surroundings without causing a chemical reaction that is irreversible.

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Semiconductor

A semiconductor material has an electrical conductivity value falling between that of a conductor – such as copper, gold etc.

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Shielded metal arc welding

Shielded metal arc welding (SMAW), also known as manual metal arc welding (MMA or MMAW), flux shielded arc welding or informally as stick welding, is a manual arc welding process that uses a consumable electrode covered with a flux to lay the weld.

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Static electricity

Static electricity is an imbalance of electric charges within or on the surface of a material.

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Tafel equation

The Tafel equation is an equation in electrochemical kinetics relating the rate of an electrochemical reaction to the overpotential.

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Taser

A Taser is a brand of electroshock weapon sold by Axon.

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Vacuum

Vacuum is space devoid of matter.

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Vacuum tube

In electronics, a vacuum tube, an electron tube, or just a tube (North America), or valve (Britain and some other regions) is a device that controls electric current between electrodes in an evacuated container.

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William Whewell

William Whewell (24 May 1794 – 6 March 1866) was an English polymath, scientist, Anglican priest, philosopher, theologian, and historian of science.

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Working electrode

The working electrode is the electrode in an electrochemical system on which the reaction of interest is occurring.

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Anode and cathode, Auxilliary electrode, Electrode (Electricity), Electrode (electricity), Electrodes.

References

[1] https://en.wikipedia.org/wiki/Electrode

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