Prof. Zheng Li Profile

Prof. Zheng Li

at Peking Univ

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Author

Publications (5)

Proceedings Article | 1 August 2021 Poster

Piezoelectric elastic metasurface for tunable guided waves control in plate

Shixuan Shao, Rongyu Xia, Zheng Li

Proceedings Volume 11795, 117952M (2021) https://doi.org/10.1117/12.2593858

KEYWORDS: Waveguides, Wave plates, Electromechanical design, Wavefronts, Refraction, Piezoelectric effects, Modulation

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Proceedings Article | 18 May 2020 Paper

Quantitative damage estimation method based on Lamb waves for transverse damage in composite laminates

M. Saqib Hameed, Zheng Li

Proceedings Volume 11381, 113811R (2020) https://doi.org/10.1117/12.2556405

KEYWORDS: Transducers, Composites, Continuous wavelet transforms, Structural health monitoring, Damage detection, Signal processing

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Proceedings Article | 22 April 2020 Presentation

The band structures of guided waves in periodically piezoelectric composite plate with a mirror plane (Conference Presentation)

Rongyu Xia, Zheng Li

Proceedings Volume 11381, 113811P (2020) https://doi.org/10.1117/12.2557020

KEYWORDS: Waveguides, Composites, Mirrors, Modulation, Wave propagation, Crystals, Wave plates, Finite element methods, Fourier transforms, Dispersion

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Proceedings Article | 1 April 2019 Presentation

The critical point’s control of parity-time symmetric beam structure (Conference Presentation)

Zheng Li, Jianlin Yi

Proceedings Volume 10972, 109720S (2019) https://doi.org/10.1117/12.2514260

KEYWORDS: Sensors, Physics, Laser development, Optical isolators, Systems modeling, Nondestructive evaluation, Waveguides

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Proceedings Article | 29 May 2002 Paper

Crack detection in beams by wavelet analysis

Lixin Zhang, Zheng Li, Xianyue Su

Proceedings Volume 4537, (2002) https://doi.org/10.1117/12.468829

KEYWORDS: Wavelet transforms, Wavelets, Wave propagation, Signal processing, Signal detection, Fourier transforms, Beam analyzers, Signal analyzers, Damage detection, Error analysis

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