Geiger tube
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Related to Geiger tube: Geiger counter, Geiger counter tube
Geiger tube
When radioactive material collides with gas atoms, the atoms become ionized and release electrons that attach to the anode, creating electrical pulses that can be read by a meter.
Geiger tube
n.
A metal or glass tube filled with gas that is ionized by passing charged particles, producing within the tube an electric charge indicative of a particular particle.
[After Hans Wilhelm Geiger (1882-1945), German physicist.]
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.
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Noun | 1. | Geiger tube - an ionization chamber contained in a tube in a Geiger counter Geiger counter, Geiger-Muller counter - counter tube that detects ionizing radiations ionization chamber, ionization tube - a measuring instrument that measures the amount of ionizing radiation |
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