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单词 phthalocyanine Q switching
释义 phthalocyanine Q switching
[¦thal·ō`sī·ǝ·nǝn `kyü ´swich·iŋ]
OPTICS
Laser Q switching in which a solution of metal-organic compounds known as phthalocyanines is placed in a cell between an uncoated ruby laser crystal and a high-reflectivity mirror; when the incident ruby light reaches a certain level, the solution suddenly becomes almost perfectly transparent to this light, permitting the release of all the energy stored in the ruby as a giant pulse.
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