Prof. Tengfei Wu Profile

Prof. Tengfei Wu

at Changcheng Institute of Metrology & Measurement

SPIE Involvement:

Author

Publications (31)

Proceedings Article | 5 December 2024 Paper

100 mW broadband tunable mid-infrared frequency comb based on difference frequency generation

Ketai Li, Chuanqing Xia, Yu Wang, Tengfei Wu

Proceedings Volume 13418, 134181K (2024) https://doi.org/10.1117/12.3048467

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Proceedings Article | 27 November 2024 Poster + Paper

Broadband dual-comb laser based on a single-cavity dual-wavelength fiber laser

Xiaochun Liao, Guoqing Hu, Xujie Chen, Hetian Li, Guangwei Chen, Cong Lu, Pengyu Yan, JunPeng Liu, Hongbo Huang, Huiyu Li, Zhiyong Zhang, Tengfei Wu, Ying Qin, Zhehai Zhou

Proceedings Volume 13236, 1323612 (2024) https://doi.org/10.1117/12.3036219

KEYWORDS: Fiber lasers, Spectroscopy, Lithium, Laser spectroscopy, Polarization, Optical isolators, Mode locking, Fiber amplifiers, Tunable filters, Pulsed laser operation

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Proceedings Article | 23 November 2024 Paper

Wavelength-switchable dual-wavelength pulse emission from a practical-filter-free all-fiber ring cavity

Guoqing Hu, Xiaochun Liao, Xujie Chen, Hetian Li, Guangwei Chen, Ya Liu, Pengyu Yan, Huiyu Li, Zhiyong Zhang, Tengfei Wu, Ying Qin, Zhehai Zhou

Proceedings Volume 13246, 132460S (2024) https://doi.org/10.1117/12.3035952

KEYWORDS: Polarization, Tunable filters, Optical filters, Mode locking, Fiber lasers, Metrology, Optical isolators, Information technology, Carbon nanotubes, Wavelength division multiplexing

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Proceedings Article | 23 November 2024 Paper

Stability of single-cavity dual-wavelength-comb fiber laser with significant difference of pulse characteristics

Guoqing Hu, Luoyang Chen, Hetian Li, Guangwei Chen, Xiaochun Liao, Pengyu Yan, Huiyu Li, Zhiyong Zhang, Tengfei Wu, Ying Qin, Zhehai Zhou

Proceedings Volume 13246, 1324609 (2024) https://doi.org/10.1117/12.3035783

KEYWORDS: Fiber lasers, Metrology, Dispersion, Polarization, Spectroscopy, Single walled carbon nanotubes, Single mode fibers

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Proceedings Article | 23 November 2024 Poster + Paper

Observation of synchronous nanosecond and femtosecond pulse propagation in a low-repetition-rate Er-doped fiber laser

Ying Qin, Guoqing Hu, Yue Zhao, Li Chen, Xiang Zhang, Hetian Li, Guangwei Chen, Xiaochun Liao, Peng Chen, Ya Liu, Huiyu Li, Zhiyong Zhang, Tengfei Wu, Zhehai Zhou, Jibo Han, Yu Bai

Proceedings Volume 13246, 132461D (2024) https://doi.org/10.1117/12.3036080

KEYWORDS: Femtosecond pulse shaping, Fiber lasers, Femtosecond phenomena, Laser processing, Pulsed laser operation, Polarization, Pulse signals, Solitons, Mode locking

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Proceedings Article | 23 November 2024 Poster + Paper

Velocity demodulation of near-field time-stretched photon Doppler velocimetry system uses Gerchberg–Saxton algorithm

Yue Zhao, Ying Cao, Guangwei Chen, Tengfei Wu, Ying Qin, Li Chen, Xiang Zhang, Zhiyong Zhang, Guoqing Hu, Shuang Zhao, Zhehai Zhou

Proceedings Volume 13246, 132461E (2024) https://doi.org/10.1117/12.3036196

KEYWORDS: Dispersion, Fourier transforms, Doppler effect, Velocity measurements, Photonics systems, Near field optics

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Proceedings Article | 20 November 2024 Paper

Absolute distance measurement with a large non-ambiguity range based on a stable polarization-multiplexed dual-comb fiber laser

Ying Qin, Guoqing Hu, Guangwei Chen, Size Zheng, Hetian Li, Xiaochun Liao, Ya Liu, Huiyu Li, Zhiyong Zhang, Yue Zhao, Li Chen, Xiang Zhang, Peng Chen, Tengfei Wu, Zhehai Zhou, Jibo Han, Yu Bai

Proceedings Volume 13241, 132410M (2024) https://doi.org/10.1117/12.3036402

KEYWORDS: Distance measurement, Fiber lasers, Ranging, Pulse signals, Interferograms

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Proceedings Article | 8 November 2024 Paper

Single-shot dynamics of dual-comb generation in a wavelength-multiplexed fiber laser

Hetian Li, Guoqing Hu, Zhiyi Liu, Ying Qin, Junbiao Wang, Huawei Liu, Guangwei Chen, Xiaochun Liao, Ya Liu, Pengyu Yan, Huiyu Li, Zhiyong Zhang, Tengfei Wu, Zhehai Zhou

Proceedings Volume 13232, 132320D (2024) https://doi.org/10.1117/12.3036320

KEYWORDS: Fiber lasers, Optical filtering, Polarization, Oscilloscopes, Information technology, Dispersion, Diodes, Design, Background noise, Single mode fibers

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Proceedings Article | 8 November 2024 Paper

Observation of triple-wavelength-comb pulse generation based on the triple soliton formation mechanisms

Guoqing Hu, Hetian Li, Zhiyi Liu, Ying Qin, Guangwei Chen, Xiaochun Liao, Huawei Liu, Cong Lu, Pengyu Yan, Huiyu Li, Zhiyong Zhang, Tengfei Wu, Zhehai Zhou

Proceedings Volume 13232, 132320S (2024) https://doi.org/10.1117/12.3035886

KEYWORDS: Polarization, Optical filtering, Solitons, Polarization maintaining fibers, Mode locking, Metrology, Fiber lasers, Beam splitters, Wave propagation, Spectrum analysis

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SPIE Journal Paper | 9 October 2024

All–polarization maintained erbium-doped nonlinear amplifying loop mirror mode-locked fiber laser for optical frequency comb application

Yongjun Yang, Chaoyang Li, Chuanqing Xia, Jibo Han, Yuwei Gao, Yu Wang, Xiaofeng Li, Lei Zhang, Tengfei Wu

OE, Vol. 63, Issue 10, 106103, (October 2024) https://doi.org/10.1117/12.10.1117/1.OE.63.10.106103

KEYWORDS: Mode locking, Fiber lasers, Frequency combs, Oscillators, Signal detection, Pulse signals, Mirrors, Laser frequency, Nonlinear optics, Dispersion

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Proceedings Article | 27 November 2023 Paper

The generation of single-cavity triple-comb pulses from a wavelength/polarization multiplexed fiber laser

Ying Qin, Guoqing Hu, Tengfei Wu, Guangwei Chen, Zhehai Zhou, Li Chen, Pengyu Yan, Yue Zhao, Xiaochun Liao, Hetian Li

Proceedings Volume 12760, 127600X (2023) https://doi.org/10.1117/12.2687275

KEYWORDS: Multiplexing, Polarization, Fiber lasers, Ultrafast phenomena, Tunable filters, Metrology, Variable optical attenuators, Pulsed laser operation

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Proceedings Article | 26 November 2023 Poster + Paper

Dual-comb pulses constituting soliton rain trains in a wavelength multiplexed fiber laser based on single-walled carbon nanotube

Yue Zhao, Kailin Jia, Tengfei Wu, Ying Qin, Li Chen, Guoqing Hu, Huiyu Li, Guangwei Chen, Zhehai Zhou

Proceedings Volume 12775, 127751D (2023) https://doi.org/10.1117/12.2687290

KEYWORDS: Solitons, Fiber lasers, Rain, Tunable filters, Pulse signals, Optical filters, Multiplexing, Mode locking, Education and training, Single walled carbon nanotubes

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Proceedings Article | 24 November 2023 Paper

Wavelength-switchable polarization-multiplexed dual-comb fiber laser based on intracavity loss and birefringence tuning

Ying Qin, Guoqing Hu, Jibo Han, Guangwei Chen, Yu Bai, Huiyu Li, Tengfei Wu, Pengyu Yan, Li Chen, Yue Zhao, Zhehai Zhou

Proceedings Volume 12935, 129354D (2023) https://doi.org/10.1117/12.3007993

KEYWORDS: Fiber lasers, Polarization, Metrology, Birefringence, Ultrafast phenomena, Spectroscopy, Optical sensing, Multiplexing, Laser frequency, Spectrum analysis

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Proceedings Article | 24 November 2023 Paper

Dual-comb pulses in a wavelength multiplexed fiber laser based on multimodal interference filtering effect

Yue Zhao, Kailin Jia, Tengfei Wu, Ying Qin, Li Chen, Guoqing Hu, Huiyu Li, Guangwei Chen, Zhehai Zhou

Proceedings Volume 12935, 1293530 (2023) https://doi.org/10.1117/12.3007705

KEYWORDS: Multimode interference devices, Optical filters, Fiber lasers, Pulse signals, Multimode fibers, Multiplexing, Optical fibers, Mode locking, Wavelength division multiplexing

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Proceedings Article | 18 March 2021 Paper

The effect of dual-comb system locking scheme on phase noise and spectral resolution

Yuwei Gao, Tengfei Wu, Lei Zhang

Proceedings Volume 11780, 1178019 (2021) https://doi.org/10.1117/12.2590228

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Proceedings Article | 20 November 2020 Paper

Optical frequency comb generation through a thermal assisted method in a Si3N4 microresonator

Liangsen Feng, Shaowu Chen, Wei Li, Jianbin Ma, Kairong Chen, Tengfei Wu

Proceedings Volume 11545, 115450G (2020) https://doi.org/10.1117/12.2573391

KEYWORDS: Frequency combs, Microresonators, Thermography, Solitons, Resonators, Frequency conversion, Control systems

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Proceedings Article | 5 November 2020 Paper

Calibration of reference interferometer for FMCW ladar based on frequency comb

Chunbo Zhao, Tengfei Wu, Jibo Han, Lei Zhang

Proceedings Volume 11567, 115671S (2020) https://doi.org/10.1117/12.2579503

KEYWORDS: Interferometers, Calibration, LIDAR, Frequency combs, Tunable lasers, Optics manufacturing, Signal detection

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Proceedings Article | 17 April 2020 Paper

Enhanced infrared normal spectral emissivity of plane blackbody radiation source using a femtosecond laser micromachining method

Wei Li, Yue Wen, Tengfei Wu

Proceedings Volume 11455, 1145511 (2020) https://doi.org/10.1117/12.2559865

KEYWORDS: Black bodies, Aluminum, Femtosecond laser micromachining, Infrared radiation

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Proceedings Article | 17 April 2020 Paper

Enhancing near-infrared photoresponse in sulfur-supersaturated silicon photodiodes

Wei Li, Teng Fei Wu

Proceedings Volume 11455, 114550R (2020) https://doi.org/10.1117/12.2559669

KEYWORDS: Silicon, Annealing, Photodiodes, Absorption

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Proceedings Article | 29 March 2019 Paper

Absolute optical frequency measurement of stabilized lasers using an Er-doped fiber femtosecond laser comb

Shuai Xing, Tengfei Wu, Jibo Han, Chunbo Zhao, Chuanqing Xia

Proceedings Volume 11046, 110462L (2019) https://doi.org/10.1117/12.2524400

KEYWORDS: Frequency combs, Fiber lasers, Femtosecond fiber lasers

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Proceedings Article | 29 March 2019 Paper

Optimization of erbium-doped fiber length based on variable gain coefficient in femtosecond pulse amplification system

Shuyi Li, Tengfei Wu, Lei Zhang, Chuanqing Xia, Jibo Han, Shuai Xing, Chunbo Zhao

Proceedings Volume 11046, 110461Y (2019) https://doi.org/10.1117/12.2524276

KEYWORDS: Femtosecond phenomena, Fiber amplifiers, Ultrafast phenomena, Erbium, Dispersion

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Proceedings Article | 5 March 2018 Paper

A stabilized optical frequency comb based on an Er-doped fiber femtosecond laser

Chuanqing Xia, Tengfei Wu, Chunbo Zhao, Shuai Xing

Proceedings Volume 10710, 107103M (2018) https://doi.org/10.1117/12.2317514

KEYWORDS: Femtosecond phenomena, Fiber lasers, Mode locking, Frequency combs, Femtosecond fiber lasers, Clocks, Frequency metrology, Femtosecond frequency combs, Laser stabilization

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Proceedings Article | 5 March 2018 Paper

Research on spectrum broadening covering visible light of a fiber femtosecond optical frequency comb for absolute frequency measurement

Shuai Xing, Tengfei Wu, Shuyi Li, Chuanqing Xia, Jibo Han, Lei Zhang, Chunbo Zhao

Proceedings Volume 10710, 107100S (2018) https://doi.org/10.1117/12.2314723

KEYWORDS: Femtosecond phenomena, Visible radiation, Frequency combs, Polarization, Data acquisition, Teeth, Atomic clocks

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Proceedings Article | 20 February 2018 Paper

The effect of defocusing on spot diameter when ablate the silicon surface by femtosecond laser

Xinkai Luo, Wei Li, Tengfei Wu, Yu Wang, Zhenyu Zhu

Proceedings Volume 10697, 106974D (2018) https://doi.org/10.1117/12.2307294

KEYWORDS: Femtosecond phenomena, Laser beam propagation, Laser ablation, Manufacturing

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Proceedings Article | 20 February 2018 Paper

Time-of-flight absolute distance measurement with dual-comb

Jibo Han, Tengfei Wu, Shuyi Li, Lei Zhang, Chunbo Zhao, Chuanqing Xia, Shuai Xing

Proceedings Volume 10697, 106972R (2018) https://doi.org/10.1117/12.2307138

KEYWORDS: Distance measurement, Fiber lasers, Femtosecond phenomena, Pulsed laser operation, Mirrors, Interferometry, Signal processing, Metrology, Crystals, Signal detection

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Proceedings Article | 19 October 2016 Paper

Vibration measurement based on the optical cross-correlation technique with femtosecond pulsed laser

Jibo Han, Tengfei Wu, Chunbo Zhao, Shuyi Li

Proceedings Volume 10155, 101551H (2016) https://doi.org/10.1117/12.2246553

KEYWORDS: Vibrometry, Femtosecond phenomena, Pulsed laser operation, Laser optics

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Proceedings Article | 19 October 2016 Paper

A zero-crossing point locking system in the time-of-flight measurement of femtosecond pulsed laser

Shuyi Li, Chunbo Zhao, Tengfei Wu, Jibo Han

Proceedings Volume 10155, 101551T (2016) https://doi.org/10.1117/12.2246734

KEYWORDS: Laser applications, Femtosecond phenomena, Pulsed laser operation

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Proceedings Article | 26 January 2016 Paper

High precision absolute distance measurement with the fiber femtosecond optical frequency comb

Jiashuai Guo, Tengfei Wu, Zhiguo Liang, Yu Wang, Jibo Han

Proceedings Volume 9903, 99031L (2016) https://doi.org/10.1117/12.2212626

KEYWORDS: Distance measurement, Femtosecond phenomena, Frequency combs, Interferometers, Ferroelectric materials, Optical testing, LIDAR, Satellites, Oscilloscopes, Helium neon lasers

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Proceedings Article | 15 October 2015 Paper

An optical system design that converts a Gaussian to a flattop annular beam

Chaochen Li, Tengfei Wu, Yu Wang

Proceedings Volume 9676, 967614 (2015) https://doi.org/10.1117/12.2202743

KEYWORDS: Prisms, Aspheric lenses, Optical design, Chemical species, Beam shaping, Lens design, Optical tweezers, Optics manufacturing, Geometrical optics, Beam expanders

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Proceedings Article | 13 April 2015 Paper

Study on the repetition rate locking system of the femtosecond laser

Chunbo Zhao, Tengfei Wu, Li Zhang, Zhenyu Zhu

Proceedings Volume 9522, 95220M (2015) https://doi.org/10.1117/12.2179217

KEYWORDS: Femtosecond phenomena, Servomechanisms, Atomic clocks, Ferroelectric materials, Frequency combs, Collimators, Fiber lasers, Laser stabilization, Standards development, Femtosecond fiber lasers

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Proceedings Article | 31 January 2013 Paper

Dispersion compensation for absolute distance measurement based on the femtosecond optical frequency comb

Tengfei Wu, Zhiguo Liang, Peng Ye

Proceedings Volume 8759, 87590F (2013) https://doi.org/10.1117/12.2015107

KEYWORDS: Femtosecond phenomena, Distance measurement, Dispersion, Pulsed laser operation, Diffraction gratings, Interferometry, Wave propagation, Frequency combs, Diffraction, Fourier transforms

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Showing 5 of 31 publications

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