multicrystal
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scintillation camera — n a camera that records scintillations * * * an electronic instrument that produces photographs or cathode ray tube images of the gamma ray emissions from organs containing tracer compounds; the original and most commonly used type is the Anger… … Medical dictionary
Wafer — A thin sheet of semiconductor (photovoltaic material) made by cutting it from a single crystal or ingot. U.S. Dept. of Energy, Energy Information Administration s Energy Glossary *** A thin sheet of semiconductor material made by… … Energy terms