Dr. Guoyu Li Profile

Dr. Guoyu Li

at Handan College

SPIE Involvement:

Author

Publications (6)

Proceedings Article | 17 October 2012 Paper

The fiber-optic displacement sensor based on the DBR fiber laser

Guoyu Li, Yan Li, Kang Yang, Mingsheng Liu

Proceedings Volume 8421, 842144 (2012) https://doi.org/10.1117/12.970259

KEYWORDS: Fiber optics sensors, Fiber lasers, Sensors, Fiber optics, Reflectivity, Fiber optics tests, Ferroelectric materials, Solids, Sensor calibration, Calibration

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Proceedings Article | 30 November 2011 Paper

The tunable DBR fiber laser based on closed-loop PZT

Mingsheng Liu, Chengcheng Li, Guoyu Li, Yan Li, Kang Yang

Proceedings Volume 8307, 83071V (2011) https://doi.org/10.1117/12.904360

KEYWORDS: Fiber lasers, Ferroelectric materials, Modulation, Tunable lasers, Solids, Wavelength division multiplexing, Laser resonators, Temperature metrology, Optical fibers, Telecommunications

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Proceedings Article | 19 January 2011 Paper

Research on reflectivity of chemical composition grating sensors at high temperatures

Guoyu Li, Bai-ou Guan

Proceedings Volume 7986, 79860U (2011) https://doi.org/10.1117/12.888208

KEYWORDS: Reflectivity, Fiber Bragg gratings, Sensors, Hydrogen, Modulation, Annealing, Temperature metrology, Photonics, Interferometry, Germanium

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Proceedings Article | 25 November 2009 Paper

Study on optical frequency domain reflectometry based on tunable semiconductor laser

Guoyu Li, Tongqing Liu, Liwei Zhang, Bai-ou Guan

Proceedings Volume 7634, 76341B (2009) https://doi.org/10.1117/12.849376

KEYWORDS: Frequency modulation, Semiconductor lasers, Modulation, Reflectometry, Spatial resolution, Bragg cells, Spectrum analysis, Lithium, Optical isolators, Acousto-optics

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Proceedings Article | 11 November 2008 Paper

Temperature dependence of the strain response of chemical composition gratings in optical fibers

Guoyu Li, Bai-ou Guan

Proceedings Volume 7134, 71342D (2008) https://doi.org/10.1117/12.805615

KEYWORDS: Temperature metrology, Fiber Bragg gratings, Environmental sensing, Optical fibers, Chemical elements, Refractive index, Modulation, Sensors, Solids, Lithium

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Proceedings Article | 5 March 2007 Paper

A portable interrogation system based on the linear InGaAs photodiode array and volume phase grating

Guoyu Li, Jian Zhang, Bo Liu, Shuzhong Yuan, Guiyun Kai, Xiaoyi Dong

Proceedings Volume 6595, 65952P (2007) https://doi.org/10.1117/12.725896

KEYWORDS: Photodiodes, Sensors, Fiber Bragg gratings, Signal to noise ratio, Indium gallium arsenide, Reliability, Charge-coupled devices, Wavelength division multiplexing, Optical fibers, Diffraction gratings

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Showing 5 of 6 publications

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