A mid-infrared spectrometer based on dif
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Lunhua Deng; Ling Han; Wanguo Liang; Zhensong Cao; Changqing Xu; Weijun Zhang; Z
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Article
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2007
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Elsevier Science
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English
β 246 KB
A mid-infrared spectrometer operating in the range from 3.42 to 4:78 mm based on difference-frequency mixing of a tunable Ti:Sapphire laser and a diode-pumped monolithic Nd:YAG laser in periodically poled LiNbO 3 (PPLN) crystals was developed. A system line width of about 36 MHz was obtained. An ene