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diodes Dictionary Terms

detector array
A detector array refers to a collection of individual detector elements arranged in a two-dimensional grid or matrix format....
GaAlAs laser
A GaAlAs laser is a type of semiconductor laser diode that emits light in the near-infrared region of the electromagnetic...
smart pixel array
An array of active optical devices (modulators, laser diodes and/or detectors), each of whose electrical inputs or outputs...
GaN-based LEDs
Gallium nitride-based light-emitting diodes (GaN-based LEDs) are semiconductor devices that emit light when an electric...
lateral effects detector
A set of photodiodes with no gaps between them that can sense the displacement of a spot of light anywhere on the sensing...
PIN photodiode
A PIN photodiode is a type of photodetector or semiconductor device used to convert light signals into electrical signals....
transducer
A transducer is a device or component that converts one form of energy into another. It is commonly used in various fields,...
endoscope
An endoscope is a medical device used for visualizing and examining the interior of hollow organs, body cavities, or...
terahertz spectrometer
A terahertz spectrometer is a scientific instrument used to measure and analyze the properties of materials in the terahertz...
organic light-emitting diode
An organic light-emitting diode (OLED) is a type of light-emitting diode (LED) technology that utilizes organic compounds to...
infrared light source
An infrared light source is a device that emits light in the infrared spectrum, which lies beyond the visible spectrum of...
diode laser
A diode laser is a type of laser that uses a semiconductor diode as the active medium to generate coherent light....
photodiode
A two-electrode, radiation-sensitive junction formed in a semiconductor material in which the reverse current varies with...
free-space optics
Free-space optics (FSO), also known as optical wireless communication or optical wireless networking, refers to the...
epitaxial equipment
Epitaxial equipment refers to a set of specialized tools and systems used in the process of epitaxy, which is the growth of...
micro-LED
Micro-LED (micro-light-emitting diode) refers to a technology that involves the use of very small light-emitting diodes to...
APD detector
An APD detector, or avalanche photodiode detector, is a type of photodetector used to detect light or optical signals by...
silicon carbide light-emitting diodes
Silicon carbide (SiC) light-emitting diodes (LEDs) are semiconductor devices that emit light when an electric current is...
indium phosphide
Indium phosphide (InP) is a compound semiconductor material composed of indium (In) and phosphorus (P). It belongs to the...
phototransistor
A solid-state device similar to an ordinary transistor except that incident light on the PN junctions regulates the response...
gallium arsenide phosphide
Gallium arsenide phosphide (GaAsP) is a semiconductor alloy composed of gallium (Ga), arsenic (As), and phosphorus (P). It...
excess noise factor
A factor, F, indicating the increase in shot noise in an avalanche photodiode as compared with the ideal multiplier, which...
laser crystal
A laser crystal, also known as an active medium or gain medium, is a solid-state material used in the construction of...
III-V material
In semiconductor physics and materials science, the term "III-V materials" refers to compounds composed of elements from...
infrared light-emitting diode
An infrared light-emitting diode (IR LED) is a semiconductor device that emits infrared light when an electric current...
laser diode array
A group of single emitter laser diodes, usually arranged vertically or horizontally with respect to each other. The power...
silicon photodiode
A silicon photodiode is a semiconductor device that converts light into an electrical current. It is a type of photodetector...
charge-coupled device
A charge-coupled device (CCD) is a type of electronic image sensor used in various imaging devices, including digital...
indium
Metal used in components of the crystalline semiconductor alloys indium gallium arsenide (InGaAs), indium gallium arsenide...
breakdown voltage
In avalanche photodiodes, the point at which an increase in the reverse bias voltage causes the current gain to approach...
photodetector
A photodetector, also known as a photosensor or photodiode, is a device that detects and converts light into an electrical...
germanium crystal
Germanium crystal refers to a crystalline form of the element germanium (Ge), which is a metalloid and semiconductor...
edge-emitting LED
An edge-emitting light-emitting diode is a type of LED structure where light emission occurs primarily along the edge of the...
CMOS image sensor
A CMOS image sensor, short for complementary metal-oxide-semiconductor image sensor, is a type of semiconductor device used...
photonic computer
A type of computer in which the electronic circuits, which process data serially, are replaced by photonic circuits capable...
InGaAs photodiode
An InGaAs photodiode refers to a photodetector device that is constructed using a semiconductor material composed of a...
laser diode module
A laser diode module is a compact device that incorporates a laser diode, optics, and often other components into a single...
fiber laser
A fiber laser is a type of laser in which the active gain medium is an optical fiber doped with rare-earth ions such as...
optical materials
Optical materials refer to substances or compounds specifically chosen for their optical properties and used in the...
halogen lamp
A halogen lamp, also known as a tungsten halogen, quartz-halogen, or quartz iodine lamp, is an incandescent lamp that uses a...
quantum efficiency
Quantum efficiency (QE) is a measure of the effectiveness with which a device or system, typically in the context of...
semiconductor
A semiconductor is a type of material that has electrical conductivity between that of a conductor and an insulator. In...
infrared detector
An infrared detector is a device that is used to detect and measure infrared radiation, which lies beyond the visible...
optoelectronics
Optoelectronics is a branch of electronics that focuses on the study and application of devices and systems that use light...
microcircuit manufacturing
The formation of transistors, diodes, capacitors, resistors and other electronic elements directly on a flake of silicon by...
exciton
An exciton is a quasiparticle that represents the bound state of an electron and a hole in a solid-state material, typically...
carrier injection
Carrier injection refers to the process of introducing charge carriers (either electrons or holes) into a semiconductor...
integration time
Integration time, in the context of optics, imaging systems, and sensor technology, refers to the duration over which a...
MSM photodiode
A metal-semiconductor-metal (MSM) photodiode is a type of photodetector that consists of metal electrodes on a semiconductor...
flat panel display
An electronic display in which a flat screen is formed by an orthogonal array of display devices, such as electroluminescent...
light fidelity
LiFi, short for light fidelity, is a wireless communication technology that utilizes visible light or infrared light to...
sapphire
Sapphire refers to a crystalline form of aluminum oxide (Al2O3) that is used in various optical and photonic applications...
Nernst glower
A Nernst glower, also known simply as a Nernst lamp or Nernst filament, is a type of incandescent lamp or radiant heater...
doping
In the context of materials science and semiconductor physics, doping refers to the intentional introduction of impurities...
gallium nitride
Gallium nitride (GaN) is a compound made up of gallium (Ga) and nitrogen (N). It is a wide-bandgap semiconductor material...
bandgap
In semiconductor physics, the term bandgap refers to the energy range in a material where no electronic states are allowed....

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