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SPECTROSCOPY AND SPECTRAL ANALYSIS  2005, Vol. 25 Issue (03): 473-476
光谱学与光谱分析 |
Experimental Study on Harmonic Detection of Methane by Use of a Digital Lock-In Amplifier
DONG Lei, MA Wei-guang, YIN Wang-bao, LI Chang-yong, JIA Suo-tang
College of Physics and Electronics Engineering, Shanxi University, State Key Laboratory of Quantum Optics and Quantum Optics Devices, Taiyuan 030006, China