Prof. P. K. A. Wai Profile

Prof. P. K. A. Wai

VP Research Development at Hong Kong Polytechnic Univ

SPIE Involvement:

Author

Publications (19)

Proceedings Article | 24 November 2023 Paper

Deterministic generation of Kerr soliton microcomb in coupled microresonators by a single shot pulsed trigger

Wei Wu, Dongmei Huang, Zihao Cheng, Feng Li, P. K. A. Wai

Proceedings Volume 12935, 129354G (2023) https://doi.org/10.1117/12.3008017

KEYWORDS: Solitons, Microresonators, Pulse signals, Frequency combs, Continuous wave operation, Waveguides

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Proceedings Article | 24 November 2023 Paper

Broadband optical frequency comb generation in lithium niobate microring resonator by dispersion engineering

Zhaolong Shi, Dongmei Huang, Zihao Cheng, Feng Li, P. K. A. Wai

Proceedings Volume 12935, 129355E (2023) https://doi.org/10.1117/12.3009607

KEYWORDS: Dispersion, Frequency combs, Waveguides, Microrings, Microresonators, Engineering, Solitons, Continuous wave operation, Resonators, Optical resonators

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Proceedings Article | 23 April 2017 Paper

Optical fiber end-facet polymer suspended-mirror devices

Mian Yao, Jushuai Wu, A. Ping Zhang, Hwa-Yaw Tam, P. K. A. Wai

Proceedings Volume 10323, 103239I (2017) https://doi.org/10.1117/12.2267632

KEYWORDS: 3D modeling, Scanning electron microscopy, Photoresist materials, Digital micromirror devices, Optical fibers, Polymer optical fibers, Polymers, Fiber optics sensors, Mirrors, Standards development

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SPIE Journal Paper | 22 May 2015

Red-shifted solitons for coherent anti-Stokes Raman scattering microspectroscopy in a polarization-maintaining photonic crystal fiber

Jinhui Yuan, Xinzhu Sang, Qiang Wu, Guiyao Zhou, Feng Li, Chongxiu Yu, Kuiru Wang, Binbin Yan, Ying Han, Hwa-Yaw Tam, Ping Kong Wai

OE, Vol. 54, Issue 05, 056107, (May 2015) https://doi.org/10.1117/12.10.1117/1.OE.54.5.056107

KEYWORDS: Solitons, Imaging spectroscopy, Raman spectroscopy, Light sources, Photonic crystal fibers, CARS tomography, Dispersion, Polarization, Data acquisition, Solids

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Proceedings Article | 11 February 2011 Paper

Non-adiabatic pulse compression using cascaded higher-order solitons

J. Nathan Kutz, Qian Li, P. K. Wai

Proceedings Volume 7914, 79141M (2011) https://doi.org/10.1117/12.873859

KEYWORDS: Solitons, Optical fibers, Solids, Dispersion, Ultrafast phenomena, Picosecond phenomena, Mode locking, Nonlinear optics, Optical solitons, Raman spectroscopy

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SPIE Journal Paper | 1 February 2011

All-optical clock recovery based on simultaneous external injection-locking and self-seeding of a Fabry-Perot laser diode

Xiaohui Fang, Ping Kong Wai, Chao Lu, Hwa Yaw Tam, Khurram Qureshi

OE, Vol. 50, Issue 02, 025003, (February 2011) https://doi.org/10.1117/12.10.1117/1.3534793

KEYWORDS: Clocks, Semiconductor lasers, Fabry–Perot interferometers, Switching, Electronic filtering, Optical engineering, Fiber Bragg gratings, Picosecond phenomena, Optical filters, Polarization

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Proceedings Article | 18 November 2010 Paper

Studies on nonlinear loss and laser dynamics: from multi-wavelength CW lasing to multi-pulsing transition

Feng Li, J. Nathan Kutz, P. Wai

Proceedings Volume 7847, 784716 (2010) https://doi.org/10.1117/12.870530

KEYWORDS: Signal attenuation, Mode locking, Chemical elements, Optical simulations, Continuous wave operation, Transmitters, Fiber lasers, Nonlinear optics, Laser resonators, Solids

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SPIE Journal Paper | 1 July 2010

Investigation of a multiwavelength erbium-doped fiber laser employing a nonlinear high-birefringence fiber loop mirror

Xinhuan Feng, Ping-Kong Wai, Chao Lu, Hwa-Yaw Tam, Jie Li, Bai-Ou Guan

OE, Vol. 49, Issue 07, 074202, (July 2010) https://doi.org/10.1117/12.10.1117/1.3467472

KEYWORDS: Fiber lasers, Linear filtering, Mirrors, Nonlinear optics, Laser resonators, Polarization, Optical engineering, Optical amplifiers, Photonics, Optical filters

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SPIE Journal Paper | 1 July 2010

High-repetition-rate pulse generation using dual-mode self-injection locking in a Fabry-Perot laser diode

Xiaohui Fang, Ping-Kong Wai, Chao Lu, Hwa-Yaw Tam, Xinyong Dong

OE, Vol. 49, Issue 07, 074201, (July 2010) https://doi.org/10.1117/12.10.1117/1.3456597

KEYWORDS: Fiber Bragg gratings, Picosecond phenomena, Modulation, Dispersion, Optical amplifiers, Fabry–Perot interferometers, Semiconductor lasers, Optical engineering, Fiber lasers, Photonics

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Proceedings Article | 5 October 2009 Paper

Fiber optic pressure sensor based on polarization-maintaining photonic crystal fiber for downhole application

H. Fu, Chuang Wu, M. L. Tse, Lin Zhang, H. Tam, Bai-Ou Guan, C. Lu, P. K. Wai

Proceedings Volume 7503, 75035V (2009) https://doi.org/10.1117/12.835261

KEYWORDS: Sensors, Fiber optics sensors, Photonic crystal fibers, Temperature metrology, Fiber optics, Environmental sensing, Light sources, Birefringence, Synthetic aperture radar, Sensor performance

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SPIE Journal Paper | 1 December 2008

Wavelength switchable multiwavelength actively mode-locked fiber-ring laser based on highly nonlinear photonic crystal fiber and multimode fiber Bragg grating

Xiaohui Fang, Ping-Kong Wai, Chao Lu, Xinhuan Feng

OE, Vol. 47, Issue 12, 124202, (December 2008) https://doi.org/10.1117/12.10.1117/1.3041768

KEYWORDS: Mode locking, Fiber lasers, Polarization, Multimode fibers, Active optics, Nonlinear crystals, Photonic crystal fibers, Fiber Bragg gratings, Optical filters, Optical engineering

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Proceedings Article | 11 November 2008 Paper

100Gb/s transmission system implementation and optimization

C. Lu, Z. H. Li, Y. F. Yang, L. H. Cheng, W. H. Chung, X. G. Xu, H. Y. Tam, P. K. A. Wai, Q. J. Xiong

Proceedings Volume 7136, 71361Q (2008) https://doi.org/10.1117/12.806454

KEYWORDS: Modulation, Optical amplifiers, Polarization, Multiplexing, Tolerancing, Transmitters, Eye, Clocks, Orthogonal frequency division multiplexing, Receivers

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Proceedings Article | 11 November 2008 Paper

Chromatic dispersion monitoring of DPSK signals using RF power detection

Jian Zhao, K. K. Qureshi, Zhao hui Li, Chao Lu, H. Y. Tam, P. K. A. Wai

Proceedings Volume 7136, 71361H (2008) https://doi.org/10.1117/12.803312

KEYWORDS: Signal detection, Modulation, Bandpass filters, Phase shift keying, Modulators, Signal generators, Dispersion, Linear filtering, Phase modulation, Optical filters

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Proceedings Article | 16 May 2008 Paper

Novel fiber optic polarimetric torsion sensor based on polarization-maintaining photonic crystal fiber

H. Fu, S. Khijwania, H. Au, Xinyong Dong, H. Tam, P. K. Wai, C. Lu

Proceedings Volume 7004, 70042V (2008) https://doi.org/10.1117/12.786021

KEYWORDS: Sensors, Fiber optics sensors, Polarization, Fiber optics, Polarimetry, Photonic crystal fibers, Birefringence, Light sources, Signal detection, Linear polarizers

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Proceedings Article | 17 January 2005 Paper

All-optical packet switching with all-optical header processing using Fabry-Perot laser diodes

Ping Kong Wai, Lixin Xu, Luen Fu Lui, Lai Yin Chan, Chun Yin Li, Hwa Yaw Tam, M. Suleyman Demokan

Proceedings Volume 5644, (2005) https://doi.org/10.1117/12.575866

KEYWORDS: Switches, Signal processing, Packet switching, Modulation, Signal generators, Semiconductor lasers, Switching, Fabry–Perot interferometers, Process control, Optical signal processing

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Proceedings Article | 17 January 2005 Paper

Development of Bi2O3-based erbium-doped fibers

Hwa Yaw Tam, Weng Hong Chung, Bai Ou Guan, H. Liu, Ping Kong Wai, Naoki Sugimoto

Proceedings Volume 5644, (2005) https://doi.org/10.1117/12.577530

KEYWORDS: Optical fibers, Erbium, Fiber lasers, Tunable lasers, Optical filters, Ions, Optical amplifiers, Microelectromechanical systems, Dense wavelength division multiplexing, Lanthanum

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Proceedings Article | 9 June 2004 Paper

A multiwavelength fiber laser for methane gas detection

F. Tong, Wei Jin, D. Wang, Ping Kong Wai

Proceedings Volume 5502, (2004) https://doi.org/10.1117/12.566715

KEYWORDS: Fiber lasers, Methane, Gas lasers, Semiconductor optical amplifiers, Attenuators, Fiber optics sensors, Optical amplifiers, Signal to noise ratio, Semiconductor lasers, Fiber amplifiers

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Proceedings Article | 29 October 2001 Paper

Improved tuning accuracy of fiber grating lasers using LVDT

Wenghong Chung, Hwa-Yaw Tam, M. Suleyman Demokan, Ping-Kong Wai

Proceedings Volume 4595, (2001) https://doi.org/10.1117/12.446625

KEYWORDS: Fiber lasers, Actuators, Fiber Bragg gratings, Tunable lasers, Ferroelectric materials, Dense wavelength division multiplexing, Microcontrollers, Control systems, Transformers, Semiconductor lasers

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Proceedings Article | 1 May 1993 Paper

Simulations of spectral broadening by cross-phase modulation (XPM) with chaotic light pulses

Mark Henesian, Sham Dixit, Chien-Jen Chen, Ping-Kong Wai, Curtis Menyuk

Proceedings Volume 1870, (1993) https://doi.org/10.1117/12.154481

KEYWORDS: Raman scattering, Modulation, Polarization, Raman spectroscopy, Birefringence, Oscillators, Dispersion, Terahertz radiation, Optical simulations, Laser optics

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Showing 5 of 19 publications

Proceedings Volume Editor (1)

SPIE Conference Volume | 17 November 2011

2011 International Conference on Optical Instruments and Technology: Optoelectronic Devices and Integration

Conference Committee Involvement (1)

Optoelectronic Devices and Integration

6 November 2011 | Beijing, Beijing, China

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