Dr. Chang Wang Profile

Dr. Chang Wang

at Qilu Univ of Technology (Shandong Academy of Sciences)

SPIE Involvement:

Author

Publications (39)

Proceedings Article | 13 December 2024 Paper

Cascaded FPI-FBG hybrid fiber sensor based on gold nanofilm mirror for simultaneous measurement of refractive index and temperature

Yingying Wang, Pengpeng Wang, Chang Wang, Xiang-dong Li, Tao Zhu

Proceedings Volume 13497, 1349704 (2024) https://doi.org/10.1117/12.3045694

KEYWORDS: Gold, Fiber Bragg gratings, Sensors, Refractive index, Temperature metrology, Reflection, Fiber optics sensors, Sputter deposition, Monte Carlo methods

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Proceedings Article | 18 March 2021 Paper

Non-intrusive fiber DFB flowmeter based on turbulent vibration

Le Li, Dengke Chen, Chen Wang, Ying Shang, Jiasheng Ni, Chang Wang

Proceedings Volume 11780, 1178024 (2021) https://doi.org/10.1117/12.2591811

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Proceedings Article | 12 March 2021 Paper

Laboratory performance test of downhole fiber laser geophone

Zhihui Sun, Yuanyuan Yang, Xucheng Zhang, Shujuan Li, Xiaohui Liu, Jingsheng Lv, Jiasheng Ni, Chang Wang, Zhong Zhao, Bin Wang, Gangding Peng

Proceedings Volume 11763, 11763AF (2021) https://doi.org/10.1117/12.2588597

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SPIE Journal Paper | 10 September 2020

Refractive index sensor based on multimode interference in a twin-hole fiber

Yan-Li Xiu, Kui-Ru Wang, Bin-Bin Yan, Yan-Hua Luo, Jin-Hui Yuan, Chong-Xiu Yu, Hai-Feng Qi, Li-Wei Yang, Chang Wang, Gang-Ding Peng

OE, Vol. 59, Issue 09, 097102, (September 2020) https://doi.org/10.1117/12.10.1117/1.OE.59.9.097102

KEYWORDS: Sensors, Single mode fibers, Refractive index, Structured optical fibers, Optical engineering, Cladding, Spatial frequencies, Temperature metrology, Silica, Thermal effects

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Proceedings Article | 17 September 2019 Open Access

A high sensitivity fiber Bragg grating seismic sensor system for intrusion detection

Zhihui Sun, Meng Wang, Shujuan Li, Li Min, Yuanyuan Yang, Jiasheng Ni, Chang Wang

Proceedings Volume 11144, 111440I (2019) https://doi.org/10.1117/12.2532728

KEYWORDS: Fiber Bragg gratings, Seismic sensors, Signal detection, Demodulation, Phase shifts, Interferometers

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Proceedings Article | 10 May 2019 Paper

Ultra-narrow linewidth Brillouin-erbium fiber laser pumped by distributed feedback fiber laser

Haifeng Qi, Zhiqiang Song, Weitao Wang, Jian Guo, Jiasheng Ni, Chang Wang, Gangding Peng

Proceedings Volume 11068, 110681X (2019) https://doi.org/10.1117/12.2524644

KEYWORDS: Fiber lasers, Polarization control, Optical fibers, Laser scattering, Light scattering, Tunable lasers, Erbium, Scattering, Semiconductor lasers, Polarization

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Proceedings Article | 29 March 2019 Paper

Laser polarization characteristics from phase-shifted grating inscribed by polarized ultraviolet Argon laser

Haifeng Qi, Zhenqiang Li, Zhiqiang Song, Weitao Wang, Jian Guo, Jiasheng Ni, Chang Wang, Gangding Peng

Proceedings Volume 11046, 110462J (2019) https://doi.org/10.1117/12.2524218

KEYWORDS: Polarization, Ultraviolet radiation, Fiber lasers, Argon ion lasers, Erbium lasers, Erbium, Laser damage threshold, Semiconductor lasers, Laser applications, Spectrum analysis

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Proceedings Article | 14 February 2019 Paper

Development of three-component fiber laser geophone array system and field test analysis

Zhihui Sun, Shujuan Li, Meng Wang, Faxiang Zhang, Jiasheng Ni, Chang Wang, Chuntian Wang, Hongzhong Wang, Gangding Peng

Proceedings Volume 11048, 110483V (2019) https://doi.org/10.1117/12.2519688

KEYWORDS: Fiber lasers, Fiber optics, Signal detection, Analytical research, Wavelets, Interferometry, Fiber optics tests, Sensors

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Proceedings Article | 10 January 2018 Paper

A high sensitivity fiber Bragg grating seismic system and oil exploration test

Zhihui Sun, Ming Li, Shaodong Jiang, Meng Wang, Lin Zhang, Xiaolei Zhang, Chang Wang, Zhong Zhao, Guanghu Hao, Gangding Peng

Proceedings Volume 10618, 1061809 (2018) https://doi.org/10.1117/12.2295465

KEYWORDS: Fiber Bragg gratings, Signal detection, Demodulation, Signal to noise ratio, Phase shifts, Fiber lasers, Fiber optics

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Proceedings Article | 25 October 2017 Paper

Environmental and reliability test of FBG based geophone as geophysical exploration instrument

Xiaolei Zhang, Li Min, Ming Li, Shaodong Jiang, Faxiang Zhang, Zhihui Sun, Jiasheng Ni, Gangding Peng, Chang Wang

Proceedings Volume 10464, 1046428 (2017) https://doi.org/10.1117/12.2285751

KEYWORDS: Reliability

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Proceedings Article | 25 October 2017 Paper

A buried intrusion monitoring system based on high sensitivity optical fiber geophone

Shujuan Li, Faxiang Zhang, Xiaolei Zhang, Zhihui Sun, Li Min, Chang Wang

Proceedings Volume 10464, 1046410 (2017) https://doi.org/10.1117/12.2285005

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Proceedings Article | 25 October 2017 Paper

High resolution 3C fiber laser micro-seismic geophone array for cross-well seismic

Fa-xiang Zhang, Shao-dong Jiang, Xiao-lei Zhang, Zhi-hui Sun, Xiao-hui Liu, Chang Wang, Jia-sheng Ni

Proceedings Volume 10464, 1046426 (2017) https://doi.org/10.1117/12.2285719

KEYWORDS: Fiber lasers

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Proceedings Article | 25 October 2017 Paper

Study of the technics of coating stripping and FBG writing on polyimide fiber

ZhiQiang Song, HaiFeng Qi, JiaSheng Ni, Chang Wang

Proceedings Volume 10464, 104640Z (2017) https://doi.org/10.1117/12.2284969

KEYWORDS: Coating, Fiber Bragg gratings, Laser ablation

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Proceedings Article | 25 October 2017 Paper

A fiber Bragg grating acceleration sensor for ground surveillance

Shaodong Jiang, Faxiang Zhang, Jingsheng Lv, Jiasheng Ni, Chang Wang

Proceedings Volume 10464, 1046422 (2017) https://doi.org/10.1117/12.2285601

KEYWORDS: Fiber Bragg gratings, Sensors, Surveillance

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Proceedings Article | 24 October 2017 Paper

Research of hydroelectric generating set low-frequency vibration monitoring system based on optical fiber sensing

Li Min, Xiaolei Zhang, Faxiang Zhang, Zhihui Sun, ShuJuan Li, Meng Wang, Chang Wang

Proceedings Volume 10464, 104640O (2017) https://doi.org/10.1117/12.2284615

KEYWORDS: Hydroelectric energy, Optical fibers, Optical sensing, Sensing systems, Sensors, Michelson interferometers

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Proceedings Article | 24 October 2017 Paper

Experimental investigation of thermal characteristics of erbium doped distributed feedback fiber laser output power

Jian Guo, Hai-feng Qi, Zhi-qiang Song, Wei-tao Wang, Chang Wang, Gang-Ding Peng

Proceedings Volume 10457, 104570H (2017) https://doi.org/10.1117/12.2282451

KEYWORDS: Fiber lasers, Erbium, Thermal effects

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Proceedings Article | 24 October 2017 Paper

Field test investigation of high sensitivity fiber optic seismic geophone

Meng Wang, Li Min, Xiaolei Zhang, Faxiang Zhang, Zhihui Sun, Shujuan Li, Chang Wang, Zhong Zhao, Guanghu Hao

Proceedings Volume 10464, 104641G (2017) https://doi.org/10.1117/12.2285275

KEYWORDS: Fiber optics tests, Fiber optics, Fiber optics sensors

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SPIE Journal Paper | 14 June 2017

Phase and frequency noise measurement using passive self-homodyne technique

Weitao Wang, Ying Shang, Chen Wang, Zhiqiang Song, Haifeng Qi, Zhihui Sun, Xiaolei Zhang, Jiasheng Ni, Jian Guo, Faxiang Zhang, Chang Wang, Gangding Peng

OE, Vol. 56, Issue 06, 066106, (June 2017) https://doi.org/10.1117/12.10.1117/1.OE.56.6.066106

KEYWORDS: Phase measurement, Michelson interferometers, Optical fibers, Laser applications, Mirrors, Demodulation, Interferometers, Fiber lasers

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SPIE Journal Paper | 3 March 2017

Dynamic fiber Bragg grating sensor array with increased wavelength-division multiplexing density and low crosstalk

Faxiang Zhang, Chang Wang, Shaodong Jiang, Xiaolei Zhang, Zhihui Sun, Jiasheng Ni, Gangding Peng

OE, Vol. 56, Issue 03, 037101, (March 2017) https://doi.org/10.1117/12.10.1117/1.OE.56.3.037101

KEYWORDS: Sensors, Fiber Bragg gratings, Dense wavelength division multiplexing, Multiplexing, Interferometry, Wavelength division multiplexing, Optical filters, Signal to noise ratio, Demodulation, Optical engineering

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Proceedings Article | 5 January 2017 Paper

An amplified distributed feedback fiber laser for distributed and interference sensing

Haifeng Qi, Zhiqiang Song, Jiasheng Ni, Jian Guo, Weitao Wang, Chang Wang, Gangding Peng, Hongzhong Wang

Proceedings Volume 10244, 1024412 (2017) https://doi.org/10.1117/12.2264538

KEYWORDS: Fiber lasers, Optical fibers, Optical sensing

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Proceedings Article | 17 November 2014 Paper

Analysis on intensity demodulated strain sensing based on multiple phase-shifted FBG

Xiaolei Zhang, Gangding Peng, Faxiang Zhang, Haifeng Qi, Zhiqiang Song, Shujuan Li, Jiasheng Ni, Chang Wang

Proceedings Volume 9274, 92740C (2014) https://doi.org/10.1117/12.2071720

KEYWORDS: Fiber Bragg gratings, Phase shifts, Reflectivity, Demodulation, Photodetectors, Apodization, Optical fibers, Optical sensing, Sensors, Light

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Proceedings Article | 2 June 2014 Paper

Study on the frequency response of static pressure compensated fiber laser hydrophone-theory and finite element simulation

Faxiang Zhang, Xiaolei Zhang, Lujie Wang, Chang Wang

Proceedings Volume 9157, 91571I (2014) https://doi.org/10.1117/12.2059484

KEYWORDS: Acoustics, Fiber lasers, Optical simulations, Sensors, Finite element methods, Statistical modeling, Sensor performance, Laser development, Calcium, Roads

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Proceedings Article | 2 June 2014 Paper

Design for a new fiber optic interferometer of water cut meter in oil well logging

Ying Shang, Xiao-Hui Liu, Chang Wang, Wen-an Zhao

Proceedings Volume 9157, 9157AH (2014) https://doi.org/10.1117/12.2058856

KEYWORDS: Interferometers, Sensors, Fiber optics, Acoustics, Optical fibers, Fiber optics sensors, Signal detection, Modulation, Waveguides, Demodulation

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Proceedings Article | 20 December 2013 Paper

Field test of a DFB fiber laser geophone system

Zhihui Sun, Faxiang Zhang, Shujuan Li, Chang Wang, Gangding Peng, Hongguo Li, Xuebing Wu

Proceedings Volume 9044, 90440E (2013) https://doi.org/10.1117/12.2042374

KEYWORDS: Fiber lasers, Laser systems engineering, Sensing systems, Multiplexing, Sensors, Phase shifts, Signal detection, Laser applications, Interferometers, Dense wavelength division multiplexing

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