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Topics referred to by the same term
Look up emitter in Wiktionary, the free dictionary. Emitter may refer to: Cathode, or negative electrode, in a vacuum tube or diode Anode, or positive
Emitter
Transistor that uses both electrons and holes as charge carriers
BJT are called emitter, base, and collector. A discrete transistor has three leads for connection to these regions. Typically, the emitter region is heavily
Bipolar_junction_transistor
Topics referred to by the same term
slang for a tourist or newcomer EMIT or Enzyme multiplied immunoassay technique, a common drug test Emit (video game) Emitter (disambiguation) Emission (disambiguation)
Emit
Integrated circuit logic family
legs of an emitter-coupled pair, ECL is sometimes called current-steering logic (CSL), current-mode logic (CML) or current-switch emitter-follower (CSEF)
Emitter-coupled_logic
Type of electronic amplifier using a bipolar junction transistor
alleviating these issues is with emitter degeneration. This refers to the addition of a small resistor between the emitter and the common signal source (e
Common_emitter
Semiconductor light source
RGB tri-color Tri-color LEDs contain three different LED emitters in one case. Each emitter is connected to a separate lead so they can be controlled
Light-emitting_diode
Solid-state electrically operated switch also used as an amplifier
low-input-impedance device. Also, as the base–emitter voltage (VBE) is increased, the base–emitter current and hence the collector–emitter current (ICE) increase exponentially
Transistor
Emitter (мак. Емитер) is a Macedonian magazine for the popularization of science. The website of the magazine was launched in 2009. "EMITER Macedonian
Emiter
Specialized bipolar transistor
signals are applied to the emitters. The voltage presented to the following stage is pulled low if any one or more of the base–emitter junctions is forward
Multiple-emitter_transistor
The Heterojunction-emitter bipolar transistor (HEBT), is a somewhat unusual arrangement with respect to emitter blocking of minority carriers. This is
Heterostructure-emitter bipolar transistor
Heterostructure-emitter_bipolar_transistor
First successful type of transistor, developed in 1947
The low-current input terminal into the point-contact transistor is the emitter, while the output high-current terminals are the base and collector. This
Point-contact_transistor
Form of large-area field electron source
Electron Field Emitter Technology Makes for Better Imaging and Communications". NIST. Retrieved 2021-08-21. "Silicon Carbide Field Emitter". NIST. 5 March
Field_emitter_array
Diode that emits light from an organic compound
light-emitting device reported by Tang et al.), fluorescent and phosphorescent dyes and conjugated dendrimers. Alq3 has been used as a green light emitter,
OLED
Emission of electrons induced by an electrostatic field
physical object, has been called a "field emitter", a "tip", or (recently) a "Mueller emitter". When the emitter surface is clean, this FEM image is characteristic
Field_electron_emission
American lynching victim (1941–1955)
Emmett Louis Till (July 25, 1941 – August 28, 1955) was an African-American boy who, at 14 years old, was abducted and lynched in Mississippi in 1955.
Emmett_Till
CRT screen
A surface-conduction electron-emitter display (SED) is a display technology for flat panel displays developed by a number of companies. SEDs uses nanoscopic-scale
Surface-conduction electron-emitter display
Surface-conduction_electron-emitter_display
Device that controls current between electrodes
directly heated) and warm-up time (including "bright-emitter" pure tungsten filament or "dull-emitter" thoriated tungsten filament) by characteristic curves
Vacuum_tube
Type of transistor amplifier
Vin − Vout is applied to the base–emitter junction. The transistor continuously monitors Vdiff and adjusts its emitter voltage to equal Vin minus the mostly
Common_collector
Transistor switch output for integrated circuits
called "open collector, drives high". Open emitter output exposes the emitter as the output. For an NPN open emitter output, the collector is connected to
Open_collector
Multi-transistor electronics configuration
the base–emitter voltage. Since there are two junctions between the base and emitter of the Darlington transistor, the equivalent base–emitter voltage
Darlington_transistor
Pharmaceutical drug which emits radiation, used as a diagnostic or therapeutic agent
beta emitter. 11C is a positron emitter. 14C is a beta emitter. 13N is a positron emitter. 15O is a positron emitter. 18F is a positron emitter with a
Radiopharmaceutical
Lists radionuclides of technological importance
some common beta-emitting radionuclides of technological importance, and their properties. Strontium-90 is a commonly used beta emitter used in industrial
Common_beta_emitters
Irrigation system
distance. An emitter restricts water flow passage through it, thus creating head loss required (to the extent of atmospheric pressure) to emit water in the
Drip_irrigation
Electronic comparator circuit with hysteresis
with a differential input (Q1 base-emitter junction) consisting of an inverting (Q1 base) and a non-inverting (Q1 emitter) inputs. The input voltage is applied
Schmitt_trigger
Device designed to create radiative heat
high-temperature emitter that transfers energy to a cooler object through electromagnetic radiation. Depending on the temperature of the emitter, the wavelength
Infrared_heater
Diode that allows current to flow in the reverse direction at a specific voltage
temperature coefficient of a 4.7 V Zener diode is close to that of the emitter-base junction of a silicon transistor at around −2 mV/°C, so in a simple
Zener_diode
Form of transistor that emits light
A light-emitting transistor or LET is a form of transistor that emits light. Higher efficiency than light-emitting diode (LED) is possible.[citation needed]
Light-emitting_transistor
Voltage reference used in integrated circuits
different emitter areas. By the Ebers–Moll model of a transistor, The transistor with the larger emitter area requires a smaller base–emitter voltage for
Brokaw_bandgap_reference
Vacuum tube used to display images
assembly for CRT electron gun - has protective screen around cathode emitter between emitter and hole in insulator support of cylindrical grid electrode" Fromm
Cathode_ray_tube
Compact astronomical body
the photon sphere may also curve around the black hole and return to the emitter. For a rotating, uncharged black hole, the radius of the photon sphere
Black_hole
Electronic device/component that increases the strength of a signal
common emitter (or common source, common cathode, etc.) is most often configured to provide amplification of a voltage applied between base and emitter, and
Amplifier
Electrical circuit component which amplifies the difference of two analog signals
computers. A differential (long-tailed, emitter-coupled) pair amplifier consists of two amplifying stages with common (emitter, source or cathode) degeneration
Differential_amplifier
Greenhouse gases emitted from human activities
China is, by a significant margin, Asia's and the world's largest emitter; it emits around 10 billion tonnes each year, more than one-quarter of global
Greenhouse_gas_emissions
Process necessary for BJT amplifiers to work correctly
of the same part. Also depends on the collector-emitter voltage due to the Early effect. Base-emitter voltage ( V b e {\displaystyle V_{\mathrm {be} }}
Bipolar_transistor_biasing
Software development environment
Eclipse is an integrated development environment (IDE) used in computer programming. It contains a base workspace and an extensible plug-in system for
Eclipse_(software)
Ionizing radiation particle of two protons and two neutrons
higher dose of gamma radiation. The powerful alpha emitter polonium-210 (a milligram of 210Po emits as many alpha particles per second as 4.215 grams of
Alpha_particle
Electronic component delivering stable electric current regardless of voltage
base of Q1 and emitter resistor, R2. Voltage across R2 (VR2) is given by VZ − VBE, where VBE is the base-emitter drop of Q1. The emitter current of Q1
Current_source
Converts light into current
photodiode is often combined into a single component with an emitter of light, usually a light-emitting diode (LED), either to detect the presence of a mechanical
Photodiode
The Emitter Turn Off Thyristor (ETO) is a type of thyristor that uses a MOSFET to turn on and turn off. It combines the advantages of both the GTO and
Emitter_turn_off_thyristor
Ejection of an electron from the surface of matter, or atomic nucleus
electrons induced by an electrostatic field An electron gun or electron emitter, is an electrical component in some vacuum tubes that uses surface emission
Electron_emission
Type of energy
applied away from the emitter instead, then most of the electrons coming from the emitter will simply be reflected back to the emitter. Only the highest energy
Work_function
Method of ion formation
thin film directly to the emitter, or small crystals of solid materials are placed onto the emitter. Slow heating of the emitter then begins, by passing
Field_desorption
Electrohydrodynamic aircraft propulsion
leading emitter wire and a downstream collector. When such an arrangement is powered by high voltage (in the range of kilovolts per mm), the emitter ionizes
Ion-propelled_aircraft
Electronic component that exploits the electronic properties of semiconductor materials
terminals, are known as the emitter and the collector. A small current injected through the junction between the base and the emitter changes the properties
Semiconductor_device
Thermally induced flow of charge carriers from a surface
of magnitude equal to that of the emitted charge is initially left behind in the emitting region. But if the emitter is connected to a battery, that remaining
Thermionic_emission
Type of semiconductor laser diode
production process of edge-emitting lasers. Edge-emitters cannot be tested until the end of the production process. If the edge-emitter does not function properly
Vertical-cavity surface-emitting laser
Vertical-cavity_surface-emitting_laser
Capacitor used to prevent energy transfer between two circuits
In electronics, a decoupling capacitor is a capacitor used to decouple (i.e. prevent electrical energy from transferring to) one part of a circuit from
Decoupling_capacitor
Type of electric spacecraft propulsion system
evaporation at the tip of the emitter. An accelerating electrode (accelerator) is placed directly in front of the emitter. This electrode consists of a
Field-emission electric propulsion
Field-emission_electric_propulsion
Type of electron gun
emitter is held at several kilovolts negative potential relative to a nearby electrode, so that there is sufficient potential gradient at the emitter
Field_emission_gun
Fictional character from Star Trek
holographic emitter from the 29th century ("Future's End"). Although he has previously been confined to Sickbay or the Holodeck, the mobile emitter allows
The_Doctor_(Star_Trek)
Type of radioactive decay
decay (β-decay) is a type of radioactive decay in which an atomic nucleus emits a beta particle (fast energetic electron or positron), transforming into
Beta_decay
Galaxy in the constellation Sextans
Galaxy Cosmos Redshift 7, Galaxy CR7 or CR7) is a high-redshift Lyman-alpha emitter galaxy. At a redshift z = 6.6, the galaxy is observed as it was about 800
Cosmos_Redshift_7
Joke term for smoke from failed electronics
Magic smoke (also factory smoke, blue smoke, or the genie) is a humorous name for the caustic smoke produced by severe electrical over-stress of electronic
Magic_smoke
Radio location estimating technique
respect to each other and the emitter. This relative motion results in different doppler shifts observations of the emitter at each location in general
FDOA
Optical Phenomenon
then scatter this light according to the same cosine law as a Lambertian emitter. This means that although the radiance of the surface depends on the angle
Lambert's_cosine_law
product of barium-140, a common fission product. It is a potent gamma emitter. It was used in high quantities during the Manhattan Project for the RaLa
Commonly used gamma-emitting isotopes
Commonly_used_gamma-emitting_isotopes
English theoretical physicist (1942–2018)
framework of general relativity, and the theoretical prediction that black holes emit radiation, often called Hawking radiation. Initially, Hawking radiation was
Stephen_Hawking
Electronic circuit
diamond follower is a four-transistor, two-stage, push-pull, translinear emitter follower, or less commonly source follower, in which the input transistors
Diamond_buffer
Type of transistor
are attached at its ends. The emitter is of heavily-doped p-type material. The single PN junction between the emitter and the base gives the device its
Unijunction_transistor
Transistor using different semiconductor materials
In addition to base, emitter and collector layers, highly doped layers are deposited on either side of collector and emitter to facilitate an ohmic
Heterojunction bipolar transistor
Heterojunction_bipolar_transistor
Phenomenon in condensed matter physics
thermionic electron emitter will be biased negative relative to its surroundings. This creates an electric field of magnitude F at the emitter surface. Without
Schottky_effect
Electronic circuit
modification of the basic two-transistor current mirror that incorporates an emitter degeneration resistor for only the output transistor, enabling the current
Widlar_current_source
Studio album by Spacetime Continuum
Emit Ecaps is the third album by English techno producer Jonah Sharp under his pseudonym Spacetime Continuum. It was released in February 1996 on Reflective
Emit_Ecaps
Megastructure may be controlled. He is equipped with a Gravitational Beam Emitter (GBE), a compact but immensely powerful weapon capable of creating holes
List_of_Blame!_characters
Direct conversion process from heat to electricity via photons
generally consist of a heat source, an emitter, and a waste heat rejection system. The TPV cells are placed between the emitter, often a block of metal or similar
Thermophotovoltaic energy conversion
Thermophotovoltaic_energy_conversion
Type of bipolar junction transistor
alloy-junction transistor is a germanium crystal forming the base, with emitter and collector alloy beads fused on opposite sides. Indium and antimony
Alloy-junction_transistor
Bipolar transistor configuration in electronics
Q1 but with a very high current gain (β). The emitter of Q2 functions as a collector. Hence the emitter of Q2 is labeled "C" in Figure 1. Likewise, in
Sziklai_pair
Class of digital circuits
multiple-emitter input transistor followed by one or more amplifying stages. In a two-input TTL NAND gate, each input corresponds to one emitter of the
Transistor–transistor_logic
Clear fluid emitted from the urethra of the penis during arousal
pre-cum) is a clear, colorless, odorless, viscous, sticky-like fluid that is emitted from the urethra of the penis during sexual arousal and in general during
Pre-ejaculate
Idealized physical body that absorbs all incident electromagnetic radiation
ideal emitter: at every frequency, it emits as much or more thermal radiative energy as any other body at the same temperature. It is a diffuse emitter: measured
Black_body
Electromagnetic radiation generated by the thermal motion of particles
equilibrium – a good absorber is necessarily a good emitter, and a poor absorber is a poor emitter. The temperature determines the wavelength distribution
Thermal_radiation
Bipolar junction transistor operated in the avalanche breakdown region
region of its collector-current/collector-to-emitter voltage characteristics beyond the collector-to-emitter breakdown voltage, called avalanche breakdown
Avalanche_transistor
the base-to-emitter voltage (VBE) of the transistor. The circuit behaves as a voltage divider, but with the voltage across the base-emitter resistor determined
Rubber_diode
Unintended escape of methane from containment
enables the identification of super-emitter events (synonymous with ultra-emitters, see "Mitigation of Ultra-Emitters") that produce methane plumes. Over
Methane_leak
Thermal electromagnetic radiation
the temperature difference between emitter and absorber. Kirchhoff then went on to consider some bodies that emit and absorb heat radiation, in an opaque
Black-body_radiation
Energy transfer mechanism with excited molecules
excitation energy to the emitter, resulting in a triplet excited emitter and a ground state sensitizer. Two triplet-excited emitters can then undergo triplet-triplet
Triplet-triplet_annihilation
Theoretical transistor
field-emitter electron source, such a diode was not implemented. As the field of microfabrication advanced, it became possible to fabricate field-emitted electron
Nanoscale vacuum-channel transistor
Nanoscale_vacuum-channel_transistor
Apparatus that employs electricity to disperse a liquid into fine aerosol
through an emitter (usually a glass or metallic capillary). Ideally the liquid reaching the emitter tip forms a Taylor cone, which emits a liquid jet
Electrospray
Obsolete physics theory
but say that light is emitted at speed "c" relative to its source instead of applying the invariance postulate. Thus, emitter theory combines electrodynamics
Emission_theory_(relativity)
Drug used to prevent nausea or vomiting
An antiemetic is a drug that is effective against vomiting and nausea. Antiemetics are typically used to treat motion sickness and the side effects of
Antiemetic
Use of electrons to join metal parts via melting
must have a low enough vapour pressure at the working temperature. The emitter must be mechanically stable, not chemically sensitive to gases present
Electron-beam_welding
All of space observable from the Earth at the present
the universe has only existed for about 14 billion years. Objects which emit light but which exist too far away for that light to have reached Earth are
Observable_universe
Electronic circuit used to implement two-state devices
diodes connected in series with the base or emitter of the transistors are required to prevent the base-emitter junction being driven into reverse breakdown
Multivibrator
Chemical communication between species that benefits the recipient but not the emitter
interactions in a way that benefits a different species at the expense of the emitter. Derived from the Greek καιρός, meaning "opportune moment", it serves as
Kairomone
Radar detection system
pulses at three or four sites to accurately detect and track airborne emitters. The system is manufactured by ERA a.s. [cz], based in Pardubice. VERA
VERA_passive_sensor
Electric light bulb with a resistively heated wire filament
means of lighting. The carbon arc itself was dim and violet in color, emitting most of its energy in the ultraviolet, but the positive electrode was heated
Incandescent_light_bulb
Discrete device in an electronic system
according to the DC voltage applied. Laser diode Light-emitting diode (LED) – a diode that emits light Photodiode – passes current in proportion to incident
Electronic_component
2010s diesel emissions scandal involving Volkswagen
to meet US standards during regulatory testing. However, the vehicles emitted up to 40 times more NOx in real-world driving. Volkswagen deployed this
Volkswagen_emissions_scandal
Electrode in the electron gun assembly of some thermionic devices
voltage (typically +1 kV to +30 kV) relative to the emitter so as to accelerate electrons from the emitter towards the anode, thus creating an electron beam
Wehnelt_cylinder
Common PNP bipolar junction transistor
right, the emitter, base, and collector leads. The 2N3906 is specified by a collector current of 200 mA, collector-base and collector-emitter voltages of
2N3906
Vehicle propelled fully or mostly by electricity
which also emit the least pollution tend to be amongst the poorest in Britain." A 2019 UK study found that "households in the poorest areas emit the least
Electric_vehicle
System designed to maintain a constant voltage
load (causing an increase in the collector–emitter voltage to observe KVL), the transistor's base–emitter voltage (UBE) increases, turning the transistor
Voltage_regulator
Transistor with four active terminals
three electrodes (emitter, base, and collector), has a fourth electrode or grid made of conducting material placed near the emitter-base junction from
Tetrode_transistor
Display technology
A LED display is a flat panel display that uses an array of light-emitting diodes (LEDs) as pixels for a video display. Their brightness allows them to
LED_display
b {\displaystyle I_{\text{b}}} , of a bipolar transistor vs. the base–emitter voltage, V be {\displaystyle V_{\text{be}}} , on a semi-logarithmic scale
Gummel_plot
Semiconductor laser
Additionally, because VCSELs emit the beam perpendicular to the active region of the laser as opposed to parallel as with an edge emitter, tens of thousands of
Laser_diode
Electrostatic discharge (ESD) protection device
(n-type) acting as the collector, the base/source combination (n-type) as the emitter, and the substrate (p-type) as the base. As is explained below, a key element
GgNMOS
Voltage at which insulator becomes conductive
when base is shorted to emitter; equivalent to VCER when R = 0. VCEX Collector to emitter rating when a specific base-emitter voltage is supplied, such
Breakdown_voltage
American musician (born 1965)
Edmund Turin (born 8 September 1965), known as Emit Bloch, is an American songwriter and musician. Emit Bloch is a songwriter, musician and journalist
Emit_Bloch
Display technology for use in mobile devices and televisions
April 2026. Retrieved 28 June 2026. "Samsung Display: we develop blue OLED emitter technologies, both PHOLED and TADF based | OLED-Info". www.oled-info.com
AMOLED
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