Dr. Pengxiang Liu Profile

Dr. Pengxiang Liu

at Tianjin Univ

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Publications (5)

Proceedings Article | 3 November 2016 Paper

Compact high-repetition-rate terahertz source based on difference frequency generation from an efficient 2-μm dual-wavelength KTP OPO

Jialin Mei, Kai Zhong, Maorong Wang, Pengxiang Liu, Degang Xu, Yuye Wang, Wei Shi, Jianquan Yao, Robert Norwood, Nasser Peyghambarian

Proceedings Volume 10030, 100301Q (2016) https://doi.org/10.1117/12.2245692

KEYWORDS: Terahertz radiation, Optical parametric oscillators, Difference frequency generation, Ferroelectric materials, Crystals, Gallium arsenide, Gases, Laser crystals, Mirrors, Nonlinear crystals

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Proceedings Article | 3 November 2016 Paper

High-repetition-rate, widely tunable terahertz generation in GaSe pumped by a dual-wavelength KTP-OPO

Dexian Yan, Degang Xu, Yuye Wang, Wei Shi, Kai Zhong, Pengxiang Liu, Chao Yan, Quan Sheng, Jialin Mei, Jia Shi, Jianquan Yao

Proceedings Volume 10030, 100300B (2016) https://doi.org/10.1117/12.2245522

KEYWORDS: Optical parametric oscillators, Ferroelectric materials, Terahertz radiation, Gases, Crystals, Nd:YAG lasers, Phase modulation, Laser crystals, Absorption, Bolometers

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Proceedings Article | 18 November 2014 Paper

High-power high-efficiency picosecond 355nm ultraviolet laser based on La2CaB10O19 crystal

Chao Yan, Yuye Wang, Degang Xu, Ling Zhang, Kai Li, Zhongxiao Li, Jiaqiang Li, Pengxiang Liu, Haijuan Yu, Guochun Zhang, Lirong Wang, Faxian Shan, Nan Wang, Baohua Wang, Ying Ying Yang, Xuechun Lin, Yicheng Wu, Jianquan Yao

Proceedings Volume 9266, 92661G (2014) https://doi.org/10.1117/12.2074323

KEYWORDS: Picosecond phenomena, Crystals, Ultraviolet radiation, Nonlinear crystals, Laser crystals, High power lasers, Pulsed laser operation, Second-harmonic generation, Laser applications, UV optics

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Proceedings Article | 12 March 2013 Paper

The widely tunable THz generation in QPM-GaAs crystal pumped by a near-degenerate dual-wavelength KTP OPO at around 2.127 µm

Degang Xu, Wei Shi, Kai Zhong, YuYe Wang, Pengxiang Liu, Jianquan Yao

Proceedings Volume 8604, 86040E (2013) https://doi.org/10.1117/12.2006030

KEYWORDS: Terahertz radiation, Ferroelectric materials, Crystals, Optical parametric oscillators, Gallium arsenide, Nonlinear crystals, Laser crystals, Difference frequency generation, Energy conversion efficiency, Semiconducting wafers

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Proceedings Article | 5 November 2010 Paper

Theoretical study on the generation of THz sub-comb via surface-emitted optical rectification of ultra-short pulse in periodically poled lithium niobate

Pengxiang Liu, Degang Xu, Jianquan Yao

Proceedings Volume 7854, 78543E (2010) https://doi.org/10.1117/12.868599

KEYWORDS: Terahertz radiation, Frequency conversion, Frequency combs, Lithium niobate, Femtosecond phenomena, Antennas, Pulsed laser operation, Spectral resolution, Wavelength division multiplexing, Phase matching

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