Dr. Cheng Feng Profile

Dr. Cheng Feng

at Nanjing Univ of Science and Technology

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Author

Publications (6)

Proceedings Article | 7 September 2017 Paper

Improved performance of GaAs photocathodes using effective activation technique

Yijun Zhang, Jingzhi Zhang, Cheng Feng, Hongchang Cheng, Xiang Zhang, Yunsheng Qian

Proceedings Volume 10404, 104040Y (2017) https://doi.org/10.1117/12.2272958

KEYWORDS: Oxygen, Gallium arsenide, Cesium, Oxides, Image intensifiers

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Proceedings Article | 28 April 2017 Paper

Effect of different buffer-layers on near-infrared response of GaAs photocathodes

Yijun Zhang, Cheng Feng, Feng Shi, Xiaohui Wang, Xinxin Liu, Xiang Zhang, Yunsheng Qian

Proceedings Volume 10209, 1020918 (2017) https://doi.org/10.1117/12.2261658

KEYWORDS: Reflectivity, Absorption, Cesium, Crystals, Gallium arsenide, Quantum efficiency, Near infrared, Distributed Bragg reflectors, Molecular beam epitaxy, Superlattices

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Proceedings Article | 10 February 2017 Paper

Measurement device for high-precision spectral transmittance of solar blind filter

Yan Wang, Yunsheng Qian, Yang Lv, Cheng Feng, Jian Liu

Proceedings Volume 10250, 102501B (2017) https://doi.org/10.1117/12.2266650

KEYWORDS: Transmittance, Measurement devices, Optical filters, Ultraviolet detectors, Ultraviolet radiation, Photomultipliers

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Proceedings Article | 30 September 2016 Paper

Multi-station electron scrubbing and performance testing device of large-area MCP

Yun-sheng Qian, LiMing Tang, ChengXin Song, Jian Liu, Cheng Feng, Yijun Zhang

Proceedings Volume 9968, 99680K (2016) https://doi.org/10.1117/12.2238501

KEYWORDS: Microchannel plates, X-ray detectors, X-rays, Gold, Signal processing, Power supplies, Computing systems, Night vision, Control systems, Structural design

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Proceedings Article | 13 October 2015 Paper

Test and analysis of spectral response for UV image intensifier

Yunsheng Qian, Jian Liu, Cheng Feng, Yang Lv, Yijun Zhang

Proceedings Volume 9648, 96480M (2015) https://doi.org/10.1117/12.2194434

KEYWORDS: Ultraviolet radiation, Image intensifiers, Optical filters, Quantum efficiency, Image filtering, Signal processing, Solar radiation, Computing systems, Ultraviolet detectors, Signal detection

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Proceedings Article | 24 October 2014 Paper

Theoretical revision of quantum efficiency formula for thin AlGaAs/GaAs photocathodes

Cheng Feng, Yijun Zhang, Yunsheng Qian

Proceedings Volume 9270, 92701F (2014) https://doi.org/10.1117/12.2071392

KEYWORDS: Quantum efficiency, Gallium arsenide, Electrons, Shortwaves, Tellurium, Interfaces, Absorption, Diffusion, Performance modeling, Electron transport

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Showing 5 of 6 publications

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