• Thumbnail for Photodetector
    Photodetectors, also called photosensors, are sensors of light or other electromagnetic radiation. There are a wide variety of photodetectors which may...
    21 KB (2,417 words) - 18:24, 11 November 2024
  • Thumbnail for Quantum dot
    near-field scanning optical microscopy (NSOM) imaging. Quantum dot photodetectors (QDPs) can be fabricated either via solution-processing, or from conventional...
    113 KB (13,222 words) - 13:44, 14 November 2024
  • Thumbnail for Quantum well infrared photodetector
    A Quantum Well Infrared Photodetector (QWIP) is an infrared photodetector, which uses electronic intersubband transitions in quantum wells to absorb photons...
    13 KB (1,637 words) - 01:36, 19 May 2024
  • system. In the specific case of a photodetector, it measures the electrical output per optical input. A photodetector's responsivity is usually expressed...
    4 KB (504 words) - 19:49, 9 July 2024
  • Thumbnail for Lead(II) sulfide
    Lead(II) sulfide (also spelled sulphide) is an inorganic compound with the formula PbS. Galena is the principal ore and the most important compound of...
    13 KB (1,090 words) - 14:10, 14 April 2024
  • Caputo, D.; de Cesare, G.; Irrera, F.; Palma, F. (1996). "Solar-blind UV photodetectors for large area applications". IEEE Transactions on Electron Devices...
    6 KB (780 words) - 04:09, 12 July 2024
  • PIN diode (category Photodetectors)
    a diode), but it makes it suitable for attenuators, fast switches, photodetectors, and high-voltage power electronics applications. The PIN photodiode...
    15 KB (2,176 words) - 07:51, 2 September 2024
  • of radio-controlled model airplane Single-photon avalanche diode, a photodetector Single Pass Albumin Dialysis, liver dialysis SPAD VII, SPAD S.XII and...
    1 KB (154 words) - 07:51, 1 September 2024
  • Thumbnail for Electronic component
    Photo transistor – amplified photodetector Darlington transistor – NPN or PNP Photo Darlington – amplified photodetector Sziklai pair (compound transistor...
    26 KB (2,806 words) - 14:20, 21 November 2024
  • Thumbnail for Lidar
    options to collect a return signal. Two main photodetector technologies are used in lidar: solid state photodetectors, such as silicon avalanche photodiodes...
    130 KB (14,769 words) - 12:07, 19 November 2024
  • Resonant-cavity-enhanced photodetectors, also known as RCE photodetectors, are sensors designed to detect light or other forms of electromagnetic radiation...
    15 KB (2,486 words) - 05:17, 8 September 2024
  • importance of GaInAs is its application as a high-speed, high sensitivity photodetector of choice for optical fiber telecommunications. Indium gallium arsenide...
    30 KB (3,798 words) - 13:55, 5 October 2024
  • promising for the development of high detectivity photodetectors. Recently, a graphene/si Schottky photodetector with record-fast response speed (< 25 ns) from...
    133 KB (14,954 words) - 01:39, 13 September 2024
  • Thumbnail for Single-photon avalanche diode
    Single-photon avalanche diode (category Photodetectors)
    Geiger-mode avalanche photodiode (G-APD or GM-APD) is a solid-state photodetector within the same family as photodiodes and avalanche photodiodes (APDs)...
    43 KB (6,039 words) - 19:31, 2 September 2024
  • photoresistors is as photodetectors, i.e. devices that measure light intensity. Photoresistors are not the only type of photodetector—other types include...
    14 KB (1,458 words) - 02:41, 8 July 2024
  • Thumbnail for Active-pixel sensor
    by Peter J.W. Noble in 1968, where each pixel sensor unit cell has a photodetector (typically a pinned photodiode) and one or more active transistors....
    42 KB (5,283 words) - 14:33, 21 October 2024
  • the modulated signal. The modulated optical signal is detected by a photodetector (most commonly PIN or APD photodiode), which converts the optical power...
    4 KB (519 words) - 02:23, 27 August 2023
  • Thumbnail for Sarath Gunapala
    Photo Detecting. He is also a board member of Quantum Well Infrared Photodetector Technologies LLC. Gunapala lives in the suburbs of Los Angeles. He was...
    4 KB (145 words) - 01:52, 29 October 2023
  • Moline, Illinois, USA; a horse race track Quantum Cascade Detector, photodetector sensitive to infrared radiation Search for "qcd" on Wikipedia. All pages...
    992 bytes (173 words) - 08:50, 12 July 2024
  • Thumbnail for Central processing unit
    integrated circuit MOS integrated circuit (MOS IC) Organic semiconductor Photodetector Quantum circuit RF CMOS Silicon controlled rectifier (SCR) Solaristor...
    100 KB (11,315 words) - 15:32, 24 November 2024
  • Thumbnail for Pulse oximetry
    pulse oximeter passes two wavelengths of light through tissue to a photodetector. Taking advantage of the pulsate flow of arterial blood, it measures...
    58 KB (6,949 words) - 13:43, 2 November 2024
  • Thumbnail for Microphone
    modulated light is then transmitted over a second optical fiber to a photodetector, which transforms the intensity-modulated light into analog or digital...
    82 KB (9,971 words) - 16:44, 23 November 2024
  • Thumbnail for Laser Doppler velocimetry
    receiving optics and transferred to the photodetector. The reference beam is also sent to the photodetector where optical heterodyne detection produces...
    13 KB (1,678 words) - 06:05, 12 September 2024
  • Specific detectivity, or D*, for a photodetector is a figure of merit used to characterize performance, equal to the reciprocal of noise-equivalent power...
    5 KB (1,002 words) - 14:42, 19 September 2024
  • Thumbnail for OLED
    integrated circuit MOS integrated circuit (MOS IC) Organic semiconductor Photodetector Quantum circuit RF CMOS Silicon controlled rectifier (SCR) Solaristor...
    157 KB (17,586 words) - 20:34, 23 November 2024
  • Avalanche photodiode (category Photodetectors)
    voltage above a typical APD's breakdown voltage. In this case, the photodetector needs to have its signal current limited and quickly diminished. Active...
    12 KB (1,585 words) - 22:56, 30 August 2024
  • Thumbnail for Quantum efficiency
    Quantum efficiency (category Photodetectors)
    electrical sensitivity to light. In a charge-coupled device (CCD) or other photodetector, it is the ratio between the number of charge carriers collected at...
    11 KB (1,521 words) - 14:55, 19 February 2024
  • England Patriots, an American football team. Noise-equivalent power, of a photodetector Northeast Passage, polar waterway National Education Policy 2020, of...
    1 KB (175 words) - 02:30, 15 August 2024
  • Thumbnail for Aluminium gallium arsenide
    arsenide region. An example of such a device is a quantum well infrared photodetector (QWIP). It is commonly used in GaAs-based red- and near-infra-red-emitting...
    3 KB (299 words) - 09:19, 2 May 2024
  • Thumbnail for Charge-coupled device
    building blocks of a CCD, and a depleted MOS structure used as the photodetector in early CCD devices. In the late 1960s, Willard Boyle and George E...
    50 KB (6,374 words) - 13:15, 18 November 2024