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Photomultiplier Tubes See the Light -- One Photon at a Time

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Earl Hargert and Craig Walling

Dating archaeological finds, locating schools of fish, measuring food contamination, mapping the stars and monitoring pollution levels are all applications that requirer Raman spectroscopy. This article discusses appropriate optical fibers for each of these techniques and applications for which they are appropriate.

Photonics Spectra
Dec 1996
GLOSSARY
photocathode
An electrode used to release photoelectric emission when irradiated, making it then the irradiated negative electrode of a phototube.
avalanche photodiodesFeaturesphotocathodephoton countingspectroscopy

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