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Spinthariscope |
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spinthariscope [spin′tharĀ·ə‚skōp]
(electronics) An instrument for viewing the scintillations of alpha particles on a luminescent screen, usually with the aid of a microscope. Spinthariscope a demonstration instrument for the visual observation of alpha particles. The device has a screen coated with a luminescent substance. When an alpha particle strikes the screen, a faint scintillation is produced that can be observed by the eye. The spinthariscope was the forerunner of the scintillation counter. Want to thank TFD for its existence? Tell a friend about us, add a link to this page, add the site to iGoogle, or visit the webmaster's page for free fun content. |
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