Zobrazeno 1 - 10
of 199
pro vyhledávání: '"Yunsheng Qian"'
Publikováno v:
Scientific Reports, Vol 14, Iss 1, Pp 1-15 (2024)
Abstract Detecting defects on photovoltaic panels using electroluminescence images can significantly enhance the production quality of these panels. Nonetheless, in the process of defect detection, there often arise instances of missed detections and
Externí odkaz:
https://doaj.org/article/790fcb7f11014e5eadef93ba05b73e6c
Autor:
Yijun Zhang, Jingjing Zhan, Shiman Li, Song Tang, Kaimin Zhang, Ziheng Wang, Yunsheng Qian, Junju Zhang, Feng Shi, Gangcheng Jiao, Lei Yan
Publikováno v:
Journal of Materials Research and Technology, Vol 21, Iss , Pp 3767-3776 (2022)
Exploring a photocathode with features of visible-light response, high quantum efficiency, long life-span, easy availability and low cost is the desire of electron source applications. Here, we report the photoemission behavior of nickel-supported fe
Externí odkaz:
https://doaj.org/article/0505e084dd884713af2290d93b9cd8a3
Publikováno v:
Scientific Reports, Vol 12, Iss 1, Pp 1-8 (2022)
Abstract We present a theoretical model describing photoelectron transport dynamics in stepwise-doped GaAs photocathodes. Built-in electric field caused by the doping structure is analyzed, and the time-evolution of electron concentration in the acti
Externí odkaz:
https://doaj.org/article/d4c5009c59be4630be1cbb616c3eb7e8
Autor:
Ziheng Wang, Yijun Zhang, Shiman Li, Shan Li, Jingjing Zhan, Yunsheng Qian, Feng Shi, Hongchang Cheng, Gangcheng Jiao, Yugang Zeng
Publikováno v:
Journal of Materials Research and Technology, Vol 19, Iss , Pp 2008-2017 (2022)
To enhance the quantum efficiency of GaAs-based photocathode in the near-infrared range, a laminated graded-bandgap photocathode structure consisting of a distributed Bragg reflection layer and a graded-bandgap emission layer is proposed. The theoret
Externí odkaz:
https://doaj.org/article/167409627b2943569a4a1e1df6f2f22a
Publikováno v:
IEEE Photonics Journal, Vol 10, Iss 6, Pp 1-19 (2018)
For the detection of weak signals, photon counting technology has attracted much attention. In this paper, a method based on photon counting is experimentally demonstrated to realize corona discharge detection at solar-blind ultraviolet (UV) waveleng
Externí odkaz:
https://doaj.org/article/6d279c8b8a9640b79c7d3fc4a34748de
Publikováno v:
Materials Research Express, Vol 7, Iss 9, p 096202 (2020)
Surface photovoltage (SPV) in p ^+ -GaAs/p-GaAlAs/p-GaAs has been studied by establishing a multilayer model and measuring the SPV at room temperature. The model mainly considers surface recombination velocity, interface recombination velocity and th
Externí odkaz:
https://doaj.org/article/d7af18c82d764fb2ab0a1a1030acb060
Publikováno v:
Applied Intelligence. 53:7957-7969
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::9537516654670c52b0ee5f9a3118c9dc
https://doi.org/10.1007/s10489-022-03612-2
https://doi.org/10.1007/s10489-022-03612-2
Publikováno v:
Optical Engineering. 62
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::8d162edf4734edb2725a8410d9201586
https://doi.org/10.1117/1.oe.62.3.033102
https://doi.org/10.1117/1.oe.62.3.033102
Autor:
Luzi Wang, Yunsheng Qian
Publikováno v:
Proceedings of International Conference on Image, Vision and Intelligent Systems 2022 (ICIVIS 2022) ISBN: 9789819909223
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::19151f6faf81258de18eef3328beb96c
https://doi.org/10.1007/978-981-99-0923-0_3
https://doi.org/10.1007/978-981-99-0923-0_3
Autor:
Shiman Li, Yijun Zhang, Feng Shi, Gangcheng Jiao, Xin Guo, Ziheng Wang, Kaimin Zhang, Qiming Wang, Yunsheng Qian
Publikováno v:
Modern Physics Letters B. 36
The underwater photoelectric detection equipment mainly uses 532 nm laser as the light source, but the corresponding photocathodes like Na2KSbCs, GaAs and GaAsP have a wide spectral response region and are easily affected by other signals. Thereby, G
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::ea7c9abff78e5384c5f7fd909994bdda
https://doi.org/10.1142/s0217984922501809
https://doi.org/10.1142/s0217984922501809