Mr. Liangcheng Duan Profile

Liangcheng Duan

at National Institute of Metrology

SPIE Involvement:

Author

Publications (22)

Proceedings Article | 13 December 2024 Paper

Diseased retinal multivascular network phantom for the evaluation of optical coherence tomography angiography

Xiaowei Zhao, Wenli Liu, Zhixiong Hu, Liangcheng Duan, Fei Li, Baoyu Hong

Proceedings Volume 13503, 135030A (2024) https://doi.org/10.1117/12.3047938

KEYWORDS: Optical coherence tomography, Retina, Scalable video coding, Vascular diseases, Retinal diseases, Equipment, Angiography, Calibration, Veins, Microfluidics

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Proceedings Article | 29 December 2023 Paper

Liquid-based scattering microspheres phantom for resolution evaluation of optical coherence tomography

Lei Yang, Liangcheng Duan, Xiang Ma, Xiaowei Zhao, Fei Li, Baoyu Hong, Wenli Liu, Zhixiong Hu

Proceedings Volume 12975, 129750O (2023) https://doi.org/10.1117/12.3015627

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Proceedings Article | 18 December 2023 Paper

Investigation of the ophthalmic optical coherence tomography lateral resolution measurement using the standard test method

Xiaowei Zhao, Wenli Liu, Zhixiong Hu, Liangcheng Duan, Qingqing Wang, Xing Wei, Fei Li, Baoyu Hong

Proceedings Volume 12963, 129631T (2023) https://doi.org/10.1117/12.3000080

KEYWORDS: Optical coherence tomography, Standards development, Image resolution, Image quality standards, Point spread functions, Eye

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Proceedings Article | 19 December 2022 Poster + Paper

Metrology and calibration system of ophthalmic optical standard models based on time-domain OCT system

Wenli Liu, Junbang Zhao, Liangcheng Duan, Zhixiong Hu

Proceedings Volume 12319, 123191R (2022) https://doi.org/10.1117/12.2644125

KEYWORDS: Standards development, Calibration, Metrology, Refractive index, Optical coherence tomography, Image filtering, Eye models, Eye, Data modeling, Imaging systems

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Proceedings Article | 19 December 2022 Poster + Paper

Development of geometric parameters metrology system for contact lens based on spectral-domain OCT

Liangcheng Duan, Wenli Liu, Zhixiong Hu, Xiang Ma, Fei Li, Baoyu Hong, Junbang Zhao

Proceedings Volume 12320, 1232021 (2022) https://doi.org/10.1117/12.2643956

KEYWORDS: Optical coherence tomography, Calibration, Metrology, Technology, Imaging systems, Contact lenses, Image processing, Signal to noise ratio, Signal processing, LabVIEW

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Proceedings Article | 24 November 2021 Paper

Intra-cavity absorption gas sensing network based on hybrid DWDM and TDM

Liangcheng Duan, Wenli Liu, Zhixiong Hu, Guangyao Wang, Haiwei Zhang, Ying Lu

Proceedings Volume 12065, 120653S (2021) https://doi.org/10.1117/12.2607121

KEYWORDS: Dense wavelength division multiplexing, Absorption, Time division multiplexing, Sensing systems, Active remote sensing, Optical filters, Networks, Optical switching, Multiplexing, Photonic crystal fibers

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Proceedings Article | 31 August 2021 Paper

Development of metrology and calibration device for ophthalmic optical instruments: fundus cameras

Liangcheng Duan, Xiuyu Li, Wenli Liu, Zhixiong Hu, Baoyu Hong

Proceedings Volume 11907, 119072Y (2021) https://doi.org/10.1117/12.2603191

KEYWORDS: Eye, Eye models, Cameras, Metrology, Calibration, Retina, Optical components, Cornea, 3D modeling, Vitreous

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Proceedings Article | 28 February 2021 Paper

Development of key parameters metrology and calibration equipment for medical laser therapy apparatus

Liangcheng Duan, Wenli Liu, Zhixiong Hu, Baozhong Xu, Fubao Wu, Jiayi Yang, Kai Zhong, Jianquan Yao

Proceedings Volume 11781, 117810R (2021) https://doi.org/10.1117/12.2591724

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Proceedings Article | 5 November 2020 Paper

A large imaging-depth SSOCT system with one reference arm

Hongting Wang, Wenli Liu, Zhixiong Hu, Xuesong Fu, Xiuyu Li, Liangcheng Duan

Proceedings Volume 11567, 1156744 (2020) https://doi.org/10.1117/12.2580292

KEYWORDS: Optical coherence tomography, Imaging systems

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Proceedings Article | 20 February 2020 Paper

Photonic crystal fiber refractive index sensor with ultra-wide detection range based on surface plasmon resonance

Guangyao Wang, Ying Lu, Liangcheng Duan, Jianquan Yao

Proceedings Volume 11233, 1123317 (2020) https://doi.org/10.1117/12.2544136

KEYWORDS: Refractive index, Sensors, Surface plasmons, Gold, Photonic crystal fibers, Metals, Dielectrics, Fiber optics sensors, Interfaces, Absorption

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Proceedings Article | 27 February 2019 Presentation + Paper

Photonic crystal fiber temperature sensor filled with liquid and silver nanowires

Xianchao Yang, Ying Lu, Liangcheng Duan, Haiwei Zhang, Jianquan Yao

Proceedings Volume 10872, 108720V (2019) https://doi.org/10.1117/12.2508145

KEYWORDS: Liquids, Nanowires, Silver, Temperature sensors, Plasmons, Sensors, Bioalcohols, Photonic crystal fibers, Temperature metrology, Metals

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Proceedings Article | 16 February 2018 Presentation + Paper

Sensitivity-enhanced intracavity-absorption acetylene sensor based on mode competition

Liangcheng Duan, Haiwei Zhang, Xianchao Yang, Wei Shi, Ying Lu, Lifang Xue, Jianquan Yao

Proceedings Volume 10518, 105180Y (2018) https://doi.org/10.1117/12.2289064

KEYWORDS: Sensors, Gas sensors, Fiber lasers, Optical filters, Absorption, Laser resonators, Tunable filters, Dense wavelength division multiplexing, Fiber Bragg gratings, Attenuators

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Proceedings Article | 24 October 2017 Paper

Dual-wavelength single-frequency Erbium-doped ring fiber laser for high-resolution temperature and strain sensing

Haiwei Zhang, Wei Shi, Liangcheng Duan, Quan Sheng, Shijie Fu, Jianquan Yao

Proceedings Volume 10464, 104640T (2017) https://doi.org/10.1117/12.2284636

KEYWORDS: Fiber lasers, Phase modulation, Fiber Bragg gratings, Temperature metrology

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Proceedings Article | 27 February 2017 Presentation + Paper

Automatic channel-switched intracavity-absorption acetylene sensor based on mode-competition via Sagnac loop filter

Haiwei Zhang, Wei Shi, Liangcheng Duan, Ying Lu, Quan Sheng, Jianquan Yao

Proceedings Volume 10090, 100901G (2017) https://doi.org/10.1117/12.2251294

KEYWORDS: Optical filters, Sensors, Sensor networks, Fiber Bragg gratings, Dense wavelength division multiplexing, Multiplexing, Absorption, Polarization, Optical sensing, Fiber optics sensors, Fiber lasers, Absorption filters, Gas sensors, Tunable filters

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Proceedings Article | 20 February 2017 Presentation + Paper

High-resolution temperature sensor through measuring the frequency shift of single-frequency Erbium-doped fiber ring laser

Haiwei Zhang, Wei Shi, Liangcheng Duan, Shijie Fu, Quan Sheng, Jianquan Yao

Proceedings Volume 10090, 1009016 (2017) https://doi.org/10.1117/12.2251319

KEYWORDS: Fiber lasers, Temperature sensors, Heterodyning, Fiber optics sensors, Optical spectroscopy, Spectroscopy, Optical filters, Electronic filtering, Signal to noise ratio, Fiber Bragg gratings

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Proceedings Article | 20 December 2013 Paper

A subwavelength core microstructured optical fiber temperature sensor based on infiltration with chloroform

Nannan Luan, Ran Wang, Congjing Hao, Baoqun Wu, Liangcheng Duan, Ying Lu, Jianquan Yao

Proceedings Volume 9044, 90440V (2013) https://doi.org/10.1117/12.2036647

KEYWORDS: Micro optical fluidics, Temperature sensors, Refractive index, Silica, Finite element methods, Structured optical fibers, Waveguides, Cladding, Maxwell's equations, Liquids

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Proceedings Article | 20 December 2013 Paper

Highly birefringence low loss index guiding photonic crystal fiber with differently sized air-holes in cladding

Musideke Mayilamu, Ying Lu, Congjing Hao, Liangcheng Duan, Jianquan Yao

Proceedings Volume 9044, 904409 (2013) https://doi.org/10.1117/12.2036252

KEYWORDS: Birefringence, Photonic crystal fibers, Cladding, Finite element methods, Refractive index, Temperature sensors, Silica, Temperature metrology, Optoelectronics, Sensors

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Proceedings Article | 15 October 2013 Paper

Surface plasmon resonance refractive index sensor based on polymer photonic crystal fibers with nano-composite materials

Congjing Hao, Ying Lu, Baoqun Wu, Liangcheng Duan, Mintuo Wang, Jianquan Yao

Proceedings Volume 8924, 892426 (2013) https://doi.org/10.1117/12.2034270

KEYWORDS: Sensors, Polymers, Polymethylmethacrylate, Refractive index, Polymeric sensors, Photonic crystal fibers, Composites, Silver, Photorefractive polymers, Surface plasmons

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Proceedings Article | 15 October 2013 Paper

Gas sensor based on hollow-core photonic crystal fibers with high relative sensitivity

Liangcheng Duan, Ying Lu, Congjing Hao, Baoqun Wu, Jianqan Yao

Proceedings Volume 8924, 892425 (2013) https://doi.org/10.1117/12.2034247

KEYWORDS: Gas sensors, Photonic crystal fibers, Finite element methods, Signal attenuation, Sensors, Absorption, Refractive index, Optoelectronics, Information technology, Optical fibers

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Proceedings Article | 25 September 2013 Paper

Intra-cavity index sensor based on ytterbium-doped photonic crystal fiber

Ying Lu, Congjing Hao, Liangcheng Duan, Baoqun Wu, Musideke Mayilamu, Jianquan Yao

Proceedings Volume 8847, 88470P (2013) https://doi.org/10.1117/12.2023144

KEYWORDS: Sensors, Photonic crystal fibers, Optical fibers, Cladding, Refractive index, Active remote sensing, Reflectivity, Liquids, Fiber lasers, Sensing systems

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Proceedings Article | 11 September 2013 Paper

Localized surface plasmon resonance sensor based photonic crystal fibers with Nano-composite materials

Congjing Hao, Ying Lu, Liangcheng Duan, Baoqun Wu, Mayilamu Musideke, Jianquan Yao

Proceedings Volume 8809, 88092H (2013) https://doi.org/10.1117/12.2023440

KEYWORDS: Sensors, Nanocomposites, Refractive index, Surface plasmons, Photonic crystal fibers, Plasmonics, Silica, Silver, Signal attenuation, Optoelectronics

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Proceedings Article | 20 May 2013 Paper

Plasmonic sensor based microstructured optical fibers with silver nanowires

Congjing Hao, Ying Lu, Baoqun Wu, Haixia Cui, Liangcheng Duan, Ran Wang, Jianquan Yao

Proceedings Volume 8794, 879406 (2013) https://doi.org/10.1117/12.2025808

KEYWORDS: Sensors, Silver, Plasmonics, Refractive index, Surface plasmons, Photonic crystal fibers, Finite element methods, Structured optical fibers, Nanowires, Phase matching

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Showing 5 of 22 publications

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