Dr. Jianliang Qiao Profile

Dr. Jianliang Qiao

at Nanyang Institute of Technology

SPIE Involvement:

Author

Publications (19)

Proceedings Article | 13 December 2021 Paper

The material property and electron emission for NEA GaN vacuum electron source

Jianliang Qiao, Yuan Cao, Shengzhao Wang, Yunfeng Wang

Proceedings Volume 12074, 120740E (2021) https://doi.org/10.1117/12.2605036

KEYWORDS: Gallium nitride, Electron transport, Electron beams, Electron beam lithography, Crystals, Absorption, Ultraviolet radiation, Quantum efficiency, Lithography, Light

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Proceedings Article | 8 February 2019 Paper

The evolution of GaN photocathode surface barrier before and after activation

Shengzhao Wang, Dayong Huang, Jianliang Qiao

Proceedings Volume 10843, 108430I (2019) https://doi.org/10.1117/12.2505545

KEYWORDS: Cesium, Gallium nitride, Gallium arsenide, Quantum efficiency, Adsorption, Oxygen, Doping, Aluminum nitride, Interfaces, Electronics engineering

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Proceedings Article | 27 September 2016 Paper

TRIZ theory in NEA photocathode preparation system

Dayong Huang, Xiangjiang Li, Youtang Gao, Jianliang Qiao

Proceedings Volume 9684, 96843M (2016) https://doi.org/10.1117/12.2244797

KEYWORDS: Magnetism, Statistical analysis, Thermal effects, Connectors, Ions, Computing systems, Cesium, Light, Photography, Oxygen

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Proceedings Article | 15 October 2015 Paper

Thermal research of infrared sight signal processing circuit board under temperature shock environment

Yuan Xu, Youtang Gao, Huang Ding, Jianliang Qiao, Jun Niu

Proceedings Volume 9671, 96710D (2015) https://doi.org/10.1117/12.2202353

KEYWORDS: Thermography, Signal processing, Infrared radiation, Thermal modeling, Packaging, Temperature metrology, Computer simulations, Finite element methods, Reliability, Field programmable gate arrays

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Proceedings Article | 15 October 2015 Paper

Study of photoemission mechanism for varied doping GaN photocathode

Jianliang Qiao, Yuan Xu, Jun Niu, Youtang Gao, Benkang Chang

Proceedings Volume 9674, 96741X (2015) https://doi.org/10.1117/12.2199773

KEYWORDS: Gallium nitride, Doping, Quantum efficiency, Cesium, Ultraviolet radiation, Diffusion, Chemical species, Absorption, Tellurium, Control systems

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Proceedings Article | 2 September 2014 Paper

Study on photoemission surface of varied doping GaN photocathode

Ruijuan Du, Huan Ding, Youtang Gao, Benkang Chang, Jianliang Qiao

Proceedings Volume 9284, 92840H (2014) https://doi.org/10.1117/12.2070537

KEYWORDS: Cesium, Gallium nitride, Doping, Chemical species, Electrons, Quantum efficiency, Oxygen, Magnesium, Signal processing, Ultraviolet radiation

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Proceedings Article | 2 September 2014 Paper

Research on the performance of thermal shock and stress with infrared optical domes

Jianliang Qiao, Jun Niu, Yuan Xu, Yi Yang, Youtang Gao

Proceedings Volume 9280, 92800S (2014) https://doi.org/10.1117/12.2071675

KEYWORDS: Thermography, Infrared radiation, Infrared materials, Domes, Bismuth, Missiles, Infrared imaging, Infrared detectors, Physics, Electroluminescence

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Proceedings Article | 15 October 2012 Paper

Surface cleaning for negative electron affinity GaN photocathode

Yingpeng Yin, Jianliang Qiao, Yunsheng Qian, Jun Niu, Youtang Gao, Benkang Chang

Proceedings Volume 8419, 841920 (2012) https://doi.org/10.1117/12.977891

KEYWORDS: Gallium nitride, Carbon, Chemical species, Oxides, Oxygen, Gallium, Quantum efficiency, Photoemission spectroscopy, Protactinium, X-rays

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Proceedings Article | 15 October 2012 Paper

Characteristics of GaN material and application in UV detection

Benkang Chang, Xiaohui Wang, Yunsheng Qian, Jianliang Qiao, Yuan Xu

Proceedings Volume 8419, 84192E (2012) https://doi.org/10.1117/12.977904

KEYWORDS: Gallium nitride, Ultraviolet radiation, Ultraviolet detectors, Quantum efficiency, Cesium, Sensors, Semiconductors, Image intensifiers, Free space, Imaging systems

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Proceedings Article | 23 October 2010 Paper

Preparation of negative electron affinity gallium nitride photocathode

Jianliang Qiao, Yijun Zhang, Xiaohui Wang, Yunsheng Qian, Xiaoqing Du, Benkang Chang

Proceedings Volume 7658, 76581H (2010) https://doi.org/10.1117/12.864677

KEYWORDS: Gallium nitride, Ultraviolet radiation, Quantum efficiency, Cesium, Vapor phase epitaxy, Metals, Chemical species, Spectroscopy, Organic chemistry, Molecules

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Proceedings Article | 24 September 2009 Paper

Activation and evaluation of GaN photocathodes

Jianliang Qiao, Benkang Chang, Yafeng Qiu, Yunsheng Qian, Yijun Zhang, Rongguo Fu

Proceedings Volume 7481, 74810H (2009) https://doi.org/10.1117/12.830153

KEYWORDS: Gallium nitride, Ultraviolet radiation, Control systems, Quantum efficiency, Cesium, Lamps, Photoemission spectroscopy, Gallium arsenide, Xenon, Monochromators

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Proceedings Article | 3 March 2008 Paper

Comparative study of GaN and GaAs photocathodes

Jianliang Qiao, Benkang Chang, Zhi Yang, Youtang Gao, Si Tian

Proceedings Volume 6621, 66210K (2008) https://doi.org/10.1117/12.790664

KEYWORDS: Gallium nitride, Gallium arsenide, Quantum efficiency, Cesium, Doping, Spectroscopy, Oxygen, Imaging systems, Diffusion, Ultraviolet radiation

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Proceedings Article | 19 February 2008 Paper

Multi-frame infrared image restoration

Youtang Gao, Jianliang Qiao, Si Tian, Yafeng Qiu, Benkang Chang

Proceedings Volume 6625, 66250Q (2008) https://doi.org/10.1117/12.790847

KEYWORDS: Infrared imaging, Infrared radiation, Image restoration, Image processing, Infrared detectors, Thermal modeling, Mathematical modeling, Motion models, Digital image processing, Signal to noise ratio

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Proceedings Article | 23 January 2008 Paper

A kind of real-time infrared image enhancement algorithm

Jianliang Qiao, Benkang Chang, Tian Si, Youtang Gao

Proceedings Volume 6835, 683518 (2008) https://doi.org/10.1117/12.753977

KEYWORDS: Infrared imaging, Infrared radiation, Image enhancement, Field programmable gate arrays, Image quality, Signal to noise ratio, Image processing, Eye, Visualization, Image analysis

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Proceedings Article | 8 January 2008 Paper

Iterative infrared image restoration

Jianliang Qiao, Youtang Gao, Tian Si, Benkang Chang

Proceedings Volume 6835, 683517 (2008) https://doi.org/10.1117/12.753974

KEYWORDS: Infrared radiation, Infrared imaging, Image restoration, Thermography, Image quality, Thermal modeling, Motion models, Image processing, Infrared detectors, Mathematical modeling

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Proceedings Article | 19 November 2007 Paper

Activation experiments and quantum efficiency theory on gradient-doping NEA GaAs photocathodes

Jijun Zou, Pin Gao, Zhi Yang, Jianliang Qiao, Benkang Chang

Proceedings Volume 6782, 67822R (2007) https://doi.org/10.1117/12.745944

KEYWORDS: Quantum efficiency, Doping, Gallium arsenide, Cesium, Diffusion, Interfaces, Tellurium, Photons, Electronics engineering, Optoelectronics

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Proceedings Article | 29 January 2007 Paper

Motion detection and estimation in low-level-light video sequence

Rongguo Fu, Youtang Gao, Si Tian, Yafeng Qiu, Benkang Chang, Jianliang Qiao

Proceedings Volume 6279, 627951 (2007) https://doi.org/10.1117/12.725576

KEYWORDS: Motion detection, Motion estimation, Video, Image filtering, Motion models, Signal to noise ratio, Video surveillance, 3D modeling, Fourier transforms, Gaussian filters

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Proceedings Article | 11 January 2007 Paper

Averaging algorithm of reticle images in low-level-light weapon sight based on impact condition

Jianliang Qiao, Youtang Gao, Si Tian, Rongguo Fu, Benkang Chang, Yafeng Qiu

Proceedings Volume 6279, 62792U (2007) https://doi.org/10.1117/12.725455

KEYWORDS: Digital filtering, Weapons, Image processing, Reticles, Image filtering, Convolution, CCD image sensors, Electronics engineering, Charge-coupled devices, Evolutionary algorithms

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Proceedings Article | 11 January 2007 Paper

Fluorescent image processing of image intensifier based on edge detector operator

Youtang Gao, Si Tian, Jianliang Qiao, Rongguo Fu, Benkang Chang, Yafeng Qiu

Proceedings Volume 6279, 62790Q (2007) https://doi.org/10.1117/12.725105

KEYWORDS: Sensors, Image intensifiers, Image processing, Edge detection, Image sensors, CCD image sensors, Convolution, Detection and tracking algorithms, Error analysis, Charge-coupled devices

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Showing 5 of 19 publications

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