silicon avalanche photodiode

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• Avalanche photodiode — Avalanche photodiodes (APDs) are photodetectors that can be regarded as the semiconductor analog to photomultipliers. By applying a high reverse bias voltage (typically 100 200 V in silicon), APDs show an internal current gain effect (around 100) …   Wikipedia

• Avalanche-Photodiode — Avalanche Photodioden bzw. Lawinenphotodioden (englisch avalanche photodiode, APD), sind hochempfindliche und schnelle Photodioden. Sie nutzen den inneren photoelektrischen Effekt zur Ladungsträgererzeugung und den Lawinendurchbruch… …   Deutsch Wikipedia

• Silicon photomultiplier — Silicon photomultipliers, often called SiPM in the literature, are semiconductor single photon sensitive devices built from an avalanche photodiode (APD) array on common Silicon substrate. The idea behind this device is the detection in… …   Wikipedia

• Photodiode — Three Si and one Ge (bottom) photodiodes Symbol for photodiode …   Wikipedia

• Clementine (spacecraft) — This article is about the American Lunar probe. For the French satellite, see Clementine (satellite). Clementine Organization BMDO / NASA Major contractors Naval Research Laboratory Mission type …   Wikipedia

• Positron emission tomography — (PET) is a nuclear medicine imaging technique which produces a three dimensional image or map of functional processes in the body. The system detects pairs of gamma rays emitted indirectly by a positron emitting radionuclide (tracer), which is… …   Wikipedia

• X-ray — [ 22 December 1895 and presented to Professor Ludwig Zehnder of the Physik Institut, University of Freiburg, on 1 January 1896. The dark oval on the third finger is a shadow produced by her ring. [cite book last = Kevles first =Bettyann Holtzmann …   Wikipedia

• Electronic component — Various components An electronic component is a basic electronic element and may be available in a discrete form having two or more electrical terminals (or leads). These are intended to be connected together, usually by soldering to a printed… …   Wikipedia

• Germanium — (pronEng|dʒɚˈmeɪniəm) is a chemical element with the symbol Ge and atomic number 32. It is a lustrous, hard, silver white metalloid in the carbon group, chemically similar to its group neighbors tin and silicon. Germanium has five naturally… …   Wikipedia

• X-ray microscope — An X ray microscope uses electromagnetic radiation in the soft X ray band to produce images of very small objects. Unlike visible light microscopes, X rays do not reflect or refract easily, and they are invisible to the human eye. Therefore the… …   Wikipedia

• Indium gallium arsenide — (InGaAs) is a semiconductor composed of indium, gallium and arsenic. It is used in high power and high frequency electronics because of its superior electron velocity with respect to the more common semiconductors silicon and gallium arsenide.… …   Wikipedia