Prof. Zhigang Liu Profile

Prof. Zhigang Liu

at Xi'an Jiaotong Univ

SPIE Involvement:

Author

Publications (6)

Proceedings Article | 27 September 2024 Paper

Coded aperture ptychography

Xie Li, Junkang Guo, Zhigang Liu

Proceedings Volume 13282, 132820N (2024) https://doi.org/10.1117/12.3046470

KEYWORDS: Image restoration, Complex amplitude, Reconstruction algorithms, Diffraction, Modulation, Phase reconstruction, Coded apertures, Phase measurement, Coded aperture imaging

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SPIE Journal Paper | 22 August 2024

Rapid mode hopping identification and suppression for external-cavity diode lasers based on frequency scanning interferometry

Zhongwen Deng, Xin Zhang, Lin Li, Hengkang Zhang, Zhigang Liu

OE, Vol. 63, Issue 08, 084105, (August 2024) https://doi.org/10.1117/12.10.1117/1.OE.63.8.084105

KEYWORDS: Laser frequency, Semiconductor lasers, Ferroelectric materials, Optical engineering, Laser interferometry, Mathematical optimization, Tunable lasers, Antireflective coatings, Signal processing, Reflectors

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Proceedings Article | 1 August 2021 Presentation + Paper

Arbitrary-order vortex lattice and linear vortex array formed by the superposition of two edge dislocation fields

Kunpeng Liu, Zhigang Liu

Proceedings Volume 11818, 1181803 (2021) https://doi.org/10.1117/12.2592929

KEYWORDS: Superposition, Optical vortices, Interferometry

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Proceedings Article | 21 June 2019 Presentation + Paper

Suppression of nonlinear optical frequency sweeping in frequency-scanning interferometry for absolute distance measurement

Zhongwen Deng, Zhigang Liu, Xingyu Jia, Wen Deng

Proceedings Volume 11057, 1105707 (2019) https://doi.org/10.1117/12.2525243

KEYWORDS: Distance measurement, Interferometry, Interferometers

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Proceedings Article | 1 September 2015 Paper

Auto-elimination of fiber optical path-length drift in a frequency scanning interferometer for absolute distance measurements

Long Tao, Zhigang Liu, Weibo Zhang

Proceedings Volume 9576, 95760V (2015) https://doi.org/10.1117/12.2186377

KEYWORDS: Interferometers, Distance measurement, Optical fibers, Temperature metrology, Refractive index, Environmental sensing, Fabry–Perot interferometers, Beam splitters, Tunable lasers, Fiber optics tests

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Proceedings Article | 28 December 2010 Paper

Mobile large scale 3D coordinate measuring system based on network of rotating laser automatic theodolites

Zhigang Liu, Zhongzheng Liu, Jianwei Wu, Yaozhong Xu

Proceedings Volume 7544, 75446P (2010) https://doi.org/10.1117/12.885889

KEYWORDS: Fluctuations and noise, Calibration, Optical sensors, 3D metrology, Pulsed laser operation, 3D modeling, Metrology, Time metrology, Mathematical modeling, Laser metrology

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Showing 5 of 6 publications

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