Dr. Haifeng Xuan Profile

Dr. Haifeng Xuan

postdoctoral researcher

SPIE Involvement:

Author

Area of Expertise:

optical fiber , microfiber fabrication , optical fiber grating , optical fiber sensors , photonic crystal fiber , optical simulation

He received my Ph.D. degree from 'Tsinghua University', China and is working as a postdoctoral researcher in Virginia Tech, USA. He got postdoctoral research fellowship from 'The Hong Kong Polytechnic University(PolyU)', Hong Kong, and then worked as a Senior Research Engineer in Nano and Advanced Materials Institute Ltd(Nami), Hong Kong, a research institute funded by Hong Kong Government. Since 2014, he is working as a postdoctoral researcher in Virginia Tech, USA. He published 20 journal papers in top optical journals and 15 reference papers.
He dedicated in scientific research work on novel optical fiber design, photonic crystal fiber, novel optical fiber devices, optical calculation algorithm and optical signal demodulation. His research interesting involved Long Periods Fiber Gratings (LPGs), micro-fabrications on micro-structure fibers, micro/nano fibers fabrications, designing of various optical interferometry on various novel optical fibers, optical simulations(finite element method, FDTD method, BPM method etc. ) and optical signal demodulations.

Proceedings Article | 20 February 2017 Presentation + Paper

FBG inscription in multimode microfiber via point-by-point radiation with femtosecond laser

Di Hu, Haifeng Xuan, Shuo Yang, Jiaji He, Anbo Wang

Proceedings Volume 10091, 100910K (2017) https://doi.org/10.1117/12.2253198

KEYWORDS: Fiber Bragg gratings, Multimode fibers, Femtosecond phenomena, Micromachining, Sensors, Waveguides, Single mode fibers, Etching, Solids, Environmental sensing, Refractive index, Cladding, Water, Wave propagation, Temperature metrology, Optical fibers

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SPIE Journal Paper | 1 June 2016

Design and analysis of large-core single-mode windmill single crystal sapphire optical fiber

Yujie Cheng, Cary Hill, Bo Liu, Zhihao Yu, Haifeng Xuan, Daniel Homa, Anbo Wang, Gary Pickrell

OE, Vol. 55, Issue 06, 066101, (June 2016) https://doi.org/10.1117/12.10.1117/1.OE.55.6.066101

KEYWORDS: Fermium, Frequency modulation, Crystals, Sapphire, Optical fibers, Cladding, Crystal optics, Refractive index, Crystallography, Finite element methods

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SPIE Journal Paper | 12 October 2015

Modal reduction in single crystal sapphire optical fiber

Yujie Cheng, Cary Hill, Bo Liu, Zhihao Yu, Haifeng Xuan, Daniel Homa, Anbo Wang, Gary Pickrell

OE, Vol. 54, Issue 10, 107103, (October 2015) https://doi.org/10.1117/12.10.1117/1.OE.54.10.107103

KEYWORDS: Sapphire, Cladding, Optical fibers, Structured optical fibers, Crystals, Crystal optics, Refractive index, Sensing systems, Finite element methods, Crystallography

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Proceedings Article | 20 December 2013 Paper

Polarization converters based on elliptical micro/nano optical fibers

Hai-Feng Xuan, Wa Jin, Jun Ma, Wei Jin

Proceedings Volume 9044, 904403 (2013) https://doi.org/10.1117/12.2037474

KEYWORDS: Polarization, Optical fibers, Beam propagation method, Waveguides, Dispersion, Finite element methods, Wave propagation, Fiber optics sensors, Computer simulations, Optical simulations

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Proceedings Article | 15 October 2013 Paper

Analysis of highly birefringent microfibers devices with FV-FDBPM

Hai-Feng Xuan, Wa Jin, Jun Ma, Wei Jin

Proceedings Volume 8924, 892411 (2013) https://doi.org/10.1117/12.2036197

KEYWORDS: Polarization, Beam propagation method, Waveguides, Dispersion, Wave propagation, Optical fibers, Fiber optics sensors, Computer simulations, Optical simulations, Cladding

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Proceedings Article | 15 October 2013 Paper

High sensitivity pressure sensor based on a birefringent microfiber loop mirror

Wa Jin, Hai-Feng Xuan, Chao Wang, Wei Jin

Proceedings Volume 8924, 89242Z (2013) https://doi.org/10.1117/12.2036196

KEYWORDS: Mirrors, Sensors, Single mode fibers, Birefringence, Refractive index, Glasses, Femtosecond phenomena, Image processing, Temperature metrology, Fiber optics sensors

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Proceedings Article | 20 May 2013 Paper

Birefringent microfiber-based fiber loop mirrors for tunable filters and refractive index sensors

Wa Jin, Haifeng Xuan, Wei Jin

Proceedings Volume 8794, 87943W (2013) https://doi.org/10.1117/12.2026655

KEYWORDS: Refractive index, Water, Linear filtering, Sensors, Mirrors, Integrated optics, Single mode fibers, Tunable filters, Birefringence, Fiber lasers

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Proceedings Article | 17 October 2012 Paper

Long period grating made by rocking a single mode fiber

Wa Jin, Haifeng Xuan, Wei Jin

Proceedings Volume 8421, 84214X (2012) https://doi.org/10.1117/12.975115

KEYWORDS: Single mode fibers, Carbon dioxide lasers, Fiber optics sensors, Signal attenuation, Photonic crystal fibers, Femtosecond phenomena, Infrared lasers, Sensors, Gas lasers, Electrical engineering

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Proceedings Article | 16 May 2008 Paper

Compact in-fiber polarizer based on the hollow-core photonic bandgap fiber

Haifeng Xuan, W. Jin, J. Ju, Y. Wang, M. Zhang, Y. Liao, Y. Yang

Proceedings Volume 7004, 700408 (2008) https://doi.org/10.1117/12.785805

KEYWORDS: Polarizers, Polarization, Carbon dioxide lasers, Photon polarization, Optical fibers, Fiber polarizers, Photonic crystal fibers, Waveguides, Scanning electron microscopy, Refractive index

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Proceedings Article | 16 May 2008 Paper

Fabrication and characterization of long period gratings in air-core photonic bandgap fibers

W. Jin, Y. Wang, J. Ju, H. Xuan, H. Ho, L. Xiao, D. Wang

Proceedings Volume 7004, 70042C (2008) https://doi.org/10.1117/12.785957

KEYWORDS: Optical fibers, Cladding, Refractive index, Carbon dioxide lasers, Glasses, Waveguides, Near field, Signal attenuation, Photonic crystal fibers, Sensors

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Proceedings Article | 2 July 2007 Paper

Low-contrast photonic bandgap fibers and their potential applications in liquid-base sensors

Haifeng Xuan, Wei Jin, Jian Ju, Hoi Lut Ho, Min Zhang, Yanbiao Liao

Proceedings Volume 6619, 661936 (2007) https://doi.org/10.1117/12.738642

KEYWORDS: Optical fibers, Refractive index, Liquids, Sensors, Silica, Scanning electron microscopy, Waveguides, Cladding, Photonic crystal fibers, Solids

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Proceedings Article | 5 March 2007 Paper

Performance analysis of an in-line optical fiber analysis system for well crude oil

Dehuan Meng, Haifeng Xuan, Min Zhang, Shurong Lai, Yanbiao Liao

Proceedings Volume 6595, 65953S (2007) https://doi.org/10.1117/12.726604

KEYWORDS: Mathematical modeling, Mathematics, Near infrared, Optical fibers, Systems modeling, Statistical modeling, Optical filters, Spectrum analysis, Spectroscopy, Digital signal processing

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Proceedings Article | 5 November 2005 Paper

An in-line optical fiber analysis system for well crude oil

Haifeng Xuan, Yanbiao Liao, Ming Zhang, Shurong Lai, Shuming Liu

Proceedings Volume 5998, 59980R (2005) https://doi.org/10.1117/12.630239

KEYWORDS: Data modeling, Near infrared, Spectrum analysis, Statistical modeling, Optical fibers, Principal component analysis, Statistical analysis, Infrared spectroscopy, Spectroscopy, Error analysis

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Proceedings Article | 14 February 2005 Paper

Optical fiber null coupler sensor for damage detection using ultrasonic

HaiFeng Xuan, Yanbiao Liao, Ming Zhang, Shu Lai

Proceedings Volume 5634, (2005) https://doi.org/10.1117/12.573470

KEYWORDS: Sensors, Ultrasonics, Ferroelectric materials, Acoustics, Fiber Bragg gratings, Optical fibers, Signal to noise ratio, Signal detection, Fiber optics sensors, Damage detection

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