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Electrode through which conventional current flows into a polarized electrical device
An anode usually is an electrode of a polarized electrical device through which conventional current enters the device. This contrasts with a cathode
Anode
Metal treatment process
The process is called anodizing because the part to be treated forms the anode electrode of an electrolytic cell. Anodizing increases resistance to
Anodizing
Electrical conductor used to make contact with nonmetallic parts of a circuit
depending on the type of cell. An electrode may be called either a cathode or anode according to the direction of the electric current, unrelated to the potential
Electrode
Device for generating microwaves
grid) is inserted between the cathode and the anode, the flow of electrons between the cathode and anode can be regulated by varying the voltage on this
Cavity_magnetron
Main component of cathodic protection
A galvanic anode, or sacrificial anode, is the main component of a galvanic cathodic protection system used to protect buried or submerged metal structures
Galvanic_anode
Beam of positively charged ions
An anode ray (also positive ray or canal ray) is a beam of positive ions that is created by certain types of gas-discharge tubes. They were first observed
Anode_ray
Type of energy-storing battery
An anode-free battery (AFB) is one that is manufactured without an anode and instead creates a metal anode the first time it is charged. The anode is
Anode-free_battery
Device that controls current between electrodes
electron-emitting cathode and an anode. Conventional current can flow in only one direction through the device: from the cathode to the anode (hence the name "valve"
Vacuum_tube
Vacuum tube used to display images
hot cathodes allowed for lower acceleration anode voltages and higher electron beam currents, since the anode now only accelerated the electrons emitted
Cathode_ray_tube
Corrosion prevention technique
be protected to a more easily corroded "sacrificial metal" to act as the anode. The sacrificial metal then corrodes instead of the protected metal. For
Cathodic_protection
Type of rechargeable battery
battery, based on a titanium disulfide cathode and a lithium-aluminium anode, although it suffered from safety problems and was never commercialized
Lithium-ion_battery
Anodic bonding is a wafer bonding process to seal glass to either silicon or metal without introducing an intermediate layer. Anodic bonding is commonly
Anodic_bonding
Gradual destruction of materials by chemical reaction with its environment
iron, oxidation takes place and that spot behaves as an anode. The electrons released at this anodic spot move through the metal to another spot on the object
Corrosion
Alternative battery type
A solid-state silicon battery or silicon-anode all-solid-state battery is a type of rechargeable lithium-ion battery consisting of a solid electrolyte
Solid-state_silicon_battery
Vacuum tube that converts electrical input power into X-rays
cathode of the tube to release electrons, which are accelerated toward the anode and produce X-rays when they strike it. The Crookes tube was improved by
X-ray_tube
Electrochemical process for coating with metal
is a solution of a salt whose cation is the metal to be coated, and the anode (positive electrode) is usually either a block of that metal, or of some
Electroplating
Chemical technique
Anodic protection (AP) otherwise referred to as Anodic Control is a technique to control the corrosion of a metal surface by making it the anode of an
Anodic_protection
Aluminium smelting process
coke to prevent the anode's oxidation by the oxygen involved. The cell produces gases at the anode, primarily CO2 produced from anode consumption and hydrogen
Hall–Héroult_process
Electrochemical process
for an accelerated attack on the anode metal, which dissolves into the electrolyte. This leads to the metal at the anode corroding more quickly than it
Galvanic_corrosion
Technique in chemistry and manufacturing
explanation for them, and introduced terminology such as electrode, electrolyte, anode, cathode, anion, and cation. 1875 – Paul Émile Lecoq de Boisbaudran discovered
Electrolysis
Term used in electricity-related fields
terminals of such polarized electrical devices, the anode/cathode terminology is used, with anode being the connection from which the conventional current
Electrical_polarity
Process of extracting aluminium from its oxide alumina
electrolyte is maintained at high temperature inside the cell. The prebaked anode is also made of carbon in the form of large sintered blocks suspended in
Aluminium_smelting
Type of solid-state switch
larger current of the anode-to-cathode path. In a two-lead thyristor, conduction begins when the potential difference between the anode and cathode themselves
Thyristor
Type of anode for aluminium smelting
carbon anodes are a specific type of anode designed for aluminium smelting using the Hall-Héroult process. During the smelting process, these anodes are
Prebaked consumable carbon anode
Prebaked_consumable_carbon_anode
Phenomenon in X-ray tubes
precisely, the anode heel effect is a variation of the intensity of X-rays emitted by the anode depending on the direction of emission along the anode-cathode
Heel_effect
High-electrical energy density storage device
all batteries, but they are not widely used because of problems with high anode cost and byproduct removal when using traditional electrolytes. This has
Aluminium–air_battery
Metallic filament
Conductive anodic filament, also called CAF, is a metallic filament that forms from an electrochemical migration process and is known to cause printed
Conductive_anodic_filament
Silicon-based subclass of lithium-ion battery technology
Lithium–silicon batteries are lithium-ion batteries that employ a silicon-based anode and lithium ions as the charge carriers. Silicon-based materials, generally
Lithium–silicon_battery
Type of capacitor
polarized capacitor whose anode or positive plate is made of a metal that forms an insulating oxide layer through anodization. This oxide layer acts as
Electrolytic_capacitor
Device that converts the chemical energy from a fuel into electricity
electrons. The ions move from the anode to the cathode through the electrolyte. At the same time, electrons flow from the anode to the cathode through an external
Fuel_cell
Electrochemical cell using a metallic anode and oxygen cathode
electrochemical cells (or metal–air batteries) are electrochemical cells that use an anode made from pure metal and an external cathode of ambient air, typically with
Metal–air electrochemical cell
Metal–air_electrochemical_cell
Fuel cell that produces electricity by oxidization
the anode. The electrochemical oxidation of the hydrogen, carbon monoxide or other organic intermediates by oxygen ions thus occurs on the anode side
Solid_oxide_fuel_cell
American battery manufacturer
The company creates battery materials to replace traditional graphite anodes with a silicon-dominant composite material to increase energy density. The
Sila_Nanotechnologies
Electrophysiological phenomenon
Anode break excitation (ABE) is an electrophysiological phenomenon whereby a neuron fires action potentials in response to the termination of a hyperpolarizing
Anode_break_excitation
Battery with solid electrodes and a solid electrolyte
commercialization. Solid-state batteries can use metallic lithium for the anode and oxides or sulfides for the cathode, thereby enhancing energy density
Solid-state_battery
Branch of physical chemistry
and the oxidation potential for the anode. E°cell = E°red (cathode) – E°red (anode) = E°red (cathode) + E°oxi (anode) For example, the standard electrode
Electrochemistry
External anode, liquid convection cooling N – External anode, natural convection air cooling S – External anode, conduction cooling V – Vapor cooled (anode is
List_of_vacuum_tubes
Type of tetrode vacuum tube
space charge region between the anode and screen grid to return anode secondary emission electrons to the anode when the anode potential is less than that
Beam_tetrode
Electrolytic extraction process
cathode. In electrorefining, the anode consists of the impure metal (e.g., copper) to be refined. The impure metallic anode is oxidized and the metal dissolves
Electrowinning
Cell that uses electrical energy to drive a non-spontaneous redox reaction
electrolysis. In the cell, a voltage is applied between the two electrodes—an anode (positively charged) and a cathode (negatively charged)—immersed in an electrolyte
Electrolytic_cell
Vacuum tube with four active electrodes
are: a thermionic cathode, first and second grids, and a plate (called anode in British English). There are several varieties of tetrodes, the most common
Tetrode
Type of rechargeable battery
adsorption, a carbon arsenide anode maintains structural stability at 300 K, indicating long cycle life. Numerous reports described anode materials storing sodium
Sodium-ion_battery
Type of fuel cell
with oxidation of oxide ions occurring at the anode and reduction of water occurring at the cathode. Anode: 2 O2− → O2 + 4 e− Cathode: H2O + 2 e− → H2 +
Solid_oxide_electrolyzer_cell
Hybrid type of capacitor
classified as a type of supercapacitor. It is called a hybrid because the anode is the same as those used in lithium-ion cells and the cathode is the same
Lithium-ion_capacitor
Industrial process for electrolysis of sodium chloride
into the anode compartment and flows into the cathode compartment. Similarly to the membrane cell, chloride ions are oxidized at the anode to produce
Chloralkali_process
Electronic numeric display device
other information using glow discharge. The glass tube contains a wire-mesh anode and multiple cathodes, shaped like numerals or other symbols. Applying power
Nixie_tube
Battery (cell) with an anode of zinc and a cathode of manganese dioxide
terminal) of carbon, a depolarizer of manganese dioxide (oxidizer), and an anode (negative terminal) of zinc (reductant). The chemistry of this cell was
Leclanché_cell
Type of battery
battery anodes because of its discharge potential and high theoretical charge capacity (ten times higher than that of typical graphite anodes currently
Nanowire_battery
Beam of electrons observed in vacuum tubes
by using a high electrical potential of thousands of volts between the anode and the cathode to ionize the residual gas atoms in the tube. The positive
Cathode_ray
Form of aluminium oxide
Anodic aluminum oxide, anodic aluminum oxide (AAO), or anodic alumina is a self-organized form of aluminum oxide that has a honeycomb-like structure formed
Anodic_aluminium_oxide
Type of capacitor
electrolytic capacitors are (usually) polarized electrolytic capacitors whose anode electrode (+) is made of a pure aluminium foil with an etched surface. The
Aluminum electrolytic capacitor
Aluminum_electrolytic_capacitor
Electrical component producing a narrow electron beam
and one or more anode electrodes which accelerate and further focus the beam. A large voltage difference between the cathode and anode accelerates the
Electron_gun
Electrode where reduction takes place
flows the other way, into the device, is termed an anode. Conventional current flows from cathode to anode outside the cell or device (with electrons moving
Cathode
Fishing method utilising electricity
between a submerged cathode and anode. This affects the movements of nearby fish so that they swim toward the anode, where they can be caught or stunned
Electrofishing
Power supply with electrochemical cells
its positive terminal is the cathode and its negative terminal is the anode. The terminal marked negative is the source of electrons. When a battery
Electric_battery
Type of discharge tube
bulb of various shapes, with two metal electrodes, the cathode and the anode, one at either end. When a high voltage is applied between the electrodes
Crookes_tube
Electrode used to control electron flow within a vacuum tube
pentode, used to control the flow of electrons from the cathode to the anode (plate) electrode. The control grid usually consists of a cylindrical screen
Control_grid
Method to determine the nobility of metals and semi-metals
electrolyte, the difference in nobility, and the relative areas of the anode and cathode exposed to the electrolyte. The difference can be measured as
Galvanic_series
Type of electrical rectifier with a liquid cathode
graphite rods as anodes. Their number depends on the application, with one anode usually provided per phase. The shape of the anode arms ensures that
Mercury-arc_valve
Vacuum tube with five electrodes
electrons leaving the anode reduces the net anode current Ia. As the anode voltage Va is increased, the electrons from the cathode hit the anode with more energy
Pentode
Crystalline form of carbon
graphite are used as an anode material to construct electrodes in major battery technologies. Graphite is the "predominant anode material used today in
Graphite
Electrochemical process
color of metal is changed by electrochemical techniques, i.e. cathodic or anodic polarization. The first method of electrochemical coloring of metals are
Electrochemical coloring of metals
Electrochemical_coloring_of_metals
Non-rechargable battery
called the anode. This is the reverse of the terminology used in an electrolytic cell or thermionic vacuum tube. The reason is that the terms anode and cathode
Primary_battery
Gas-filled tube used as a rectifier
current to flow between the cathode and anode electrodes. After it is turned on, the current through the anode must be reduced to zero to restore the device
Ignitron
Industrial procedure used to refine gold
often called a doré bar, of 95%+ gold to serve as an anode. Lower percentages of gold in the anode will interfere with the reaction, especially when the
Wohlwill_process
Type of microwave generator
duration of about 50–150 nanoseconds. The electrons are attracted to a thin anode, such as an aluminized PET film or a stainless steel mesh, that is connected
Vircator
Chemical reaction with oxidation state changes
in which the cathode reaction is the half-reaction considered, and the anode is a standard hydrogen electrode where hydrogen is oxidized: 1⁄2 H2 → H+
Redox
Electrochemical process
Electropolishing, also known as electrochemical polishing, anodic polishing, or electrolytic polishing (especially in the metallography field), is an electrochemical
Electropolishing
Vacuum tube
potential space charge region between the anode and screen grid to return anode secondary emission electrons to the anode and offers significant performance
6L6
Method of chemical analysis
quantitative determination of ions in solution. Stripping voltammetry (anodic, cathodic and adsorptive) have been employed for analysis of organic molecules
Electrochemical stripping analysis
Electrochemical_stripping_analysis
etching process that involves the use of a solution of an electrolyte, an anode, and a cathode. The metal piece to be etched is connected to the positive
Electroetching
Diode that emits light from an organic compound
layer, addressable grid, or ITO segments serve as or are connected to the anode, which may be made of ITO or metal. OLEDs can be made flexible and transparent
OLED
1999 video game
Digimon: Anode/Cathode Tamer is one of two Digimon WonderSwan games (and one of the very few WonderSwan Color games) that are available in English. It
Digimon Adventure: Anode/Cathode Tamer
Digimon_Adventure:_Anode/Cathode_Tamer
Tetrode used in radio transmitters
control grid, screen grid, and anode), and the second number indicates the maximum continuous power dissipation of the anode in Watts. The entire family
4-1000A
potential, which results in the growth of dendritic structures between anode and cathode. The process is most commonly observed in printed circuit boards
Electrochemical_migration
Medical condition
Arne; Ponce de León, Carlos; Sieber, Volker; Vieira, Luciana (April 2022). "Anodic production of hydrogen peroxide using commercial carbon materials". Applied
Hantavirus_infection
Response to request for help from Solomon Islands
Solomon Islands (RAMSI), also known as Operation Helpem Fren, Operation Anode and Operation Rata (by New Zealand), began in 2003 in response to a request
Regional Assistance Mission to Solomon Islands
Regional_Assistance_Mission_to_Solomon_Islands
Beam tetrode vacuum tube
the right are for anode modulated A.M. operation; for CW operation a maximum anode voltage of 600 is permissible, whereby the anode current increases
807_(vacuum_tube)
Technique used for wastewater treatment
Electro-oxidation (EO or EOx), also known as anodic oxidation or electrochemical oxidation (EC), is a technique used for wastewater treatment, mainly for
Electro-oxidation
Metal–air electrochemical cell
electrochemical cell or battery chemistry that uses oxidation of lithium at the anode and reduction of oxygen at the cathode to induce a current flow. Pairing
Lithium–air_battery
Splitting of water using a semipermeable membrane
not suitable for the anode, since the highly porous and irregular surface of the nickel metal felt (commonly used as the anodic PTL) does not allow for
Anion exchange membrane electrolysis
Anion_exchange_membrane_electrolysis
Bio-electrochemical system
oxidation of reduced compounds (also known as fuel or electron donor) on the anode to oxidized compounds such as oxygen (also known as oxidizing agent or electron
Microbial_fuel_cell
High-temperature fuel cells
200 °F) and above, non-precious metals can be used as catalysts at the anode and cathode, reducing costs. Improved efficiency is another reason MCFCs
Molten_carbonate_fuel_cell
Non-rechargeable battery using lithium metal as anode
are nonrechargeable primary batteries that have metallic lithium as an anode. The name refers to the metal to distinguish them from rechargeable lithium-ion
Lithium_metal_battery
High-energy-density electrical storage device
oxygen in air. During discharge, a mass of zinc particles forms a porous anode, which is saturated with an electrolyte. Oxygen from the air reacts at the
Zinc–air_battery
Oil refinery processing unit
further processed in an anode baking oven in order to produce anode coke of the desired shape and physical properties. The anodes are mainly used in the
Coker_unit
Plasma formed by passage of current through gas
resulting in another dark space. The anode layer begins with the positive column, and ends at the anode. The anode layer has a negative space charge and
Glow_discharge
Type of electrolyzer
avoids the mixing of the produced hydrogen and oxygen at the cathode and anode, respectively. The thickness of asbestos diaphragms ranges from 2 to 5 mm
Alkaline_water_electrolysis
German physicist (1850–1930)
He was an early investigator of discharge tubes, and the discoverer of anode rays or canal rays, later identified as positive ions in the gas phase including
Eugen_Goldstein
Miniature high-gain dual triode vacuum tube
Anode current characteristic with grid voltage as parameter
12AX7
Gas-filled tube, electrical switch, rectifier
thyratron. A thyratron consists of a hot cathode, an anode, and one or more control grids between the anode and cathode in an airtight glass or ceramic envelope
Thyratron
Type of rechargeable battery
dissolution from the anode surface (and incorporation into alkali metal polysulfide salts) during discharge, and reverse lithium plating to the anode while charging
Lithium–sulfur_battery
Type of electric arc
(electron gun) and an anode (tungsten crucible) containing the material. The accelerated electron beam, incident on the anode, heats the crucible, together
Vacuum_arc
Chemical method to determine trace amounts of water in a sample
The main compartment of the titration cell contains the anode solution plus the analyte. The anode solution consists of an alcohol (ROH), a base (B), sulfur
Karl_Fischer_titration
Form of insidious localized corrosion in which a pit develops at the anode site
for pitting corrosion is the depassivation of a small area, which becomes anodic (oxidation reaction) while an unknown but potentially vast area becomes
Pitting_corrosion
Primary or secondary battery
batteries that utilize magnesium cations as charge carriers and possibly in the anode in electrochemical cells. Both non-rechargeable primary cell and rechargeable
Magnesium_battery
Four-layer solid-state current-controlling device
short-circuit the anode and cathode momentarily with a push-button switch or transistor across the junction. When a negative voltage is applied to the anode and a
Silicon_controlled_rectifier
Vacuum tube with an electron beam deflectable to one of two anodes
the electron beam that can direct the rectangular beam to either of two anodes in the same plane. They can be used as two-quadrant, single-balanced mixers
Beam_deflection_tube
bacteria to power desalination of water in situ, resourcing the natural anode and cathode gradient of the electro-active bacteria and thus creating an
Microbial_desalination_cell
Technology for splitting water molecules
utilizes a solid polymer electrolyte (SPE) to conduct protons from the anode to the cathode while insulating the electrodes electrically. Under standard
Proton exchange membrane electrolysis
Proton_exchange_membrane_electrolysis
ANODE
ANODE
ANODE
ANODE
Boy/Male
Indian
Lord of Man
Boy/Male
Afghan, Arabic
Light
Boy/Male
Indian
Master of Knowledge
Boy/Male
British, Christian, English
Noble Guard
Girl/Female
Arabic
Lucky; Brave
Boy/Male
Muslim
Safeguard
Girl/Female
Muslim
Crazy in Love
Girl/Female
Assamese, Bengali, Gujarati, Hindu, Indian, Kannada, Malayalam, Marathi, Mythological, Sanskrit, Sindhi, Tamil, Telugu
Collector of Wealth; Earth; The Earth; Goddess; Giver of Wealth
Boy/Male
Arabic, Muslim
Very Learned
Boy/Male
American, Australian
Will; Desire and Helmet; Protection
ANODE
ANODE
ANODE
ANODE
ANODE
n.
The part of a voltaic battery by which the electric current leaves substances through which it passes, or the surface at which the electric current passes out of the electrolyte; the negative pole; -- opposed to anode.
n.
The positive electrode of an electrolytic cell; anode.
n.
The positive pole of an electric battery, or more strictly the electrode by which the current enters the electrolyte on its way to the other pole; -- opposed to cathode.
n.
An electro-negative element, or the element which, in electro-chemical decompositions, is evolved at the anode; -- opposed to cation.
n.
The condition of decreased irritability of a nerve in the region of the positive electrode or anode on the passage of a current of electricity through it.