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Defeng Liu
at AVIC Beijing Aeronautical Manufacturing Technology Research Insti
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Author
Publications (3)
Proceedings Article | 24 November 2023 Paper
Three-segment fiber transmission dispersion management method for femtosecond lasers in terahertz time-domain spectroscopy systems
Xiaokang Li, Dong Li, Zhipeng Zhao, Yajun Jiang, Dingyi Feng, Wei Li, Deng Pan, Congjing Hao, Defeng Liu, Dexing Yang
Proceedings Volume 12935, 1293528 (2023) https://doi.org/10.1117/12.3007567
KEYWORDS: Pulse signals, Femtosecond pulse shaping, Terahertz spectroscopy, Dispersion, Fiber optics
Proceedings Article | 10 October 2020 Presentation + Paper
Application of femtosecond laser in quartz tuning device microprocessing
Proceedings Volume 11546, 115460I (2020) https://doi.org/10.1117/12.2574010
KEYWORDS: Femtosecond phenomena, Quartz, Etching, Crystals, Silica, Laser processing, Electronics, Optical sensing, Laser crystals, Piezoelectric effects
Proceedings Article | 7 March 2019 Paper
Development of portable digital ultrasonic guided wave detector based on COM Express
Meiju Zhang, Wei Liu, Defeng Liu, Feiyue An, Honglei Chen, Zenghua Liu
Proceedings Volume 11053, 110533M (2019) https://doi.org/10.1117/12.2512177
KEYWORDS: Waveguides, Ultrasonics, Sensors, Field programmable gate arrays, Signal detection, Logic, Detector development, Transducers, Oscilloscopes, Operating systems
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