spark chamber

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spark chamber

n.
A device consisting of electrically charged parallel metal plates in a chamber filled with inert gas, used to detect and measure a charged subatomic particle as it passes through the chamber, leaving a trail of sparks.
American Heritage® Dictionary of the English Language, Fifth Edition. Copyright © 2016 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.

spark chamber

n
(General Physics) physics a device for detecting ionizing radiation, consisting of two oppositely charged metal plates in a chamber containing inert gas, so that a particle passing through the chamber ionizes the gas and causes a spark to jump between the electrodes
Collins English Dictionary – Complete and Unabridged, 12th Edition 2014 © HarperCollins Publishers 1991, 1994, 1998, 2000, 2003, 2006, 2007, 2009, 2011, 2014
ThesaurusAntonymsRelated WordsSynonymsLegend:
Noun1.spark chamber - an instrument that detects ionizing radiation from elementary particles
particle detector - a chamber in which particles can be made visible
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