A scintillometer is a scientific device used to measure small fluctuations of the refractive index of air caused by variations in temperature, humidity, and pressure. It consists of an optical or radio wave transmitter and a receiver at both ends of an atmospheric propagation path. The receiver detects and evaluates the intensity fluctuations of t...
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http://en.wikipedia.org/wiki/Scintillometer
instrument measuring scintillation of star
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(from the article `Earth exploration`) Radioactive disintegration, or decay, gives rise to spontaneous emission of alpha and beta particles and gamma rays. Detection is usually of gamma ...
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http://www.britannica.com/eb/a-z/s/47
Synonym: scintillation counter. ... Origin: L. Scintilla, spark, + G. Metron, measure ... (05 Mar 2000) ...
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http://www.encyclo.co.uk/local/20973
Type: Term Pronunciation: sin′ti-lom′ĕ-tĕr Synonyms: scintillation counter
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http://www.medilexicon.com/medicaldictionary.php?t=80143
scintillometer 1. An instrument for measuring the intensity of the scintillation of the stars. 2. A device containing a scintillator for detecting and measuring low intensities of ionizing radiation. 3. A device for detecting and measuring radioactivity, having a crystal scintillator, a photoelectric cell sensitive to the light from scintillations...
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