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photomultiplier
(redirected from Photomultiplier tubes)

   Also found in: Dictionary/thesaurus, Medical, Wikipedia 0.01 sec.
photomultiplier: see photoelectric cell photoelectric cell or photocell, device whose electrical characteristics (e.g., current, voltage, or resistance) vary when light is incident upon it.
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photomultiplier [¦fōd·ō′məl·tə‚plī·ər]
(electronics)


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Such flashes can be detected by putting a tank of liquid deep underground to shield it from most stray particles, then lining the tank with photomultiplier tubes that can pick up even the faintest bursts of light.
This gives equivalent performance to other systems using photomultiplier tubes, and is also smaller and lighter leading to a more economic unit price.
Whereas photomultiplier tubes have delicate glass housings, the new detector is made of rugged materials.
 
 
 
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