Mr. Xiangzhi Liu Profile

Xiangzhi Liu

at Qilu Univ of Technology (Shandong Academy of Sciences)

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Author

Publications (6)

Proceedings Article | 5 November 2020 Paper

Performance improvement of multi-point photoacoustic spectroscopy gas detection system by power compensation technique and fixed wavelength technique

Xiangzhi Liu, Peng Zhang, Haifeng Qi, Jun Chang

Proceedings Volume 11567, 115670H (2020) https://doi.org/10.1117/12.2574812

KEYWORDS: Photoacoustic spectroscopy, Absorption, Sensors, Optical fibers, Laser applications

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Proceedings Article | 15 October 2013 Paper

Wide absorption spectrum measuring methods by DFB-LDs in water vapor detection system

Y. Liu, J. Chang, J. Lian, Q. Wang, G. Lv, W. Wang, Z. Liu, X. Liu, S. Zhang, Z. Wang, S. Jiang, C. Zhu, W. Wei, B. Sun

Proceedings Volume 8924, 89242S (2013) https://doi.org/10.1117/12.2031608

KEYWORDS: Absorption, Modulation, Temperature metrology, Signal to noise ratio, Wavelength tuning, Dielectrics, Absorption filters, Directed energy weapons, Absorption spectroscopy, Data processing

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Proceedings Article | 15 October 2013 Paper

Novel demodulation method for eliminating Rayleigh scattering in Raman distributed temperature sensors using anti-Stokes light only

Z. Wang, J. Chang, S. Zhang, G. Lv, B. Sun, S. Jiang, S. Luo, X. Liu, Y. Liu, W. Wang, Z. Liu

Proceedings Volume 8924, 892413 (2013) https://doi.org/10.1117/12.2031358

KEYWORDS: Rayleigh scattering, Raman spectroscopy, Temperature sensors, Temperature metrology, Scattering, Demodulation, Fiber optics sensors, Optical sensors, Fiber lasers, Laser scattering

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Proceedings Article | 15 October 2012 Paper

Noise investigation and signal processing in fiber optic gas sensor with wavelength modulation of the DFB laser diode

Jun Chang, Qingjie Huang, Xiangzhi Liu, Kun Chen, Hengtai Chang, Guangping Lv, Cunguang Zhu, Guoqing Zhou, Qiang Wang, Zhongliang Wang, Ting Gao, Chen Li

Proceedings Volume 8497, 84970T (2012) https://doi.org/10.1117/12.928890

KEYWORDS: Signal to noise ratio, Modulation, Absorption, Signal processing, Collimators, Interference (communication), Fiber optics sensors, Gas sensors, Linear filtering, Fiber optics

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Proceedings Article | 3 December 2009 Paper

The formation of optical waveguide in KTP crystal by combining ion implantation with ion exchange

Xianbing Ming, Fei Lu, Xiaomei Wang, Ming Chen, Xiangzhi Liu

Proceedings Volume 7631, 76312B (2009) https://doi.org/10.1117/12.852075

KEYWORDS: Waveguides, Ferroelectric materials, Ion exchange, Crystals, Ion implantation, Ions, Refractive index, Rubidium, Waveguide modes, Annealing

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Proceedings Article | 19 November 2007 Paper

Analyzing the light propagation in biaxial absorption crystal using vector propagation constant method

Hanping Liu, Fei Lu, Xiangzhi Liu, Ruifeng Zhang, Haisong Wang

Proceedings Volume 6783, 67834C (2007) https://doi.org/10.1117/12.743521

KEYWORDS: Crystals, Refractive index, Absorption, Polarization, Radio propagation, Reflection, Refraction, Light wave propagation, Elliptical polarization, Crystallography

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Showing 5 of 6 publications

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