[1] [1] Li Jingsong, Gao Xiaoming, Li Weizhen et al.. Near-infrared diode laser wavelength modulation-based photoacoustic spectrometer[J].Spectrochimica Acta Part A, 2006, 64(2): 338～342

[2] [2] Wang Lei, Tan Tu, Cao Zhensong et al.. Research on vehicle-based remote sensing of natural gas pipeline leakage［J］. Spectroscopy and Spectral Analysis, 2010, 30(8): 2192～2195

[3] [3] Wang Lei, Tan Tu, Wang Guishi et al.. Natural gas pipeline leak detection system for laser remote sensing and calibration［J］. Chinese J. Lasers, 2010, 37(11): 2912～2917

[4] [4] Wang Guishi, Cai Tingdong, Wang Lei et al.. Application of digital frequency locking techniques in real-time measurement of methane in atmosphere［J］. Chinese J. Lasers, 2011, 38(10): 1008002

[5] [5] Luke R. Taylor, Yan Feng, Domenico Bonaccini Calia. 50 W CW visible laser source at 589 nm obtained via frequency doubling of three coherently combined narrow-band Raman fibre amplifiers［J］. Opt. Express, 2010, 18(8): 8540～8555

[6] [6] Christopher Vergien, Iyad Dajani, Craig Robin. 18 W single-stage single-frequency acoustically tailored Raman fiber amplifier［J］. Opt. Lett., 2012, 37(10): 1766～1768

[7] [7] Xu Jiangming, Leng Jinyong, Han Kai et al.. Expereimental research on single-frequency fiber Raman amplifier［J］. Acta Physica Sinica, 2012, 61(7): 074204

[8] [8] A. S. Kurkov, V. M. Paramonov, O. N. Egorova et al.. A 1.65-μm fiber Raman amplifier［J］. Quantum Electron., 2002, 32(8): 747～750

[9] [9] Chen Jian, Zhang Jin, Peng Jiangde et al.. Fiber Raman amplifier′s gain coefficient and noise figure［J］. Chinese J. Lasers, 2001, 28(11): 1021～1023

[10] [10] Jia Dongfang, Li Shichen, Song Lijun. Optimized design of fiber Raman amplifiers［J］. Acta Optica Sinica, 2001, 21(7): 808～811