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科研机构
西安交通大学 [2]
大连理工大学 [2]
长春光学精密机械与物... [2]
力学研究所 [1]
北京航空航天大学 [1]
华南理工大学 [1]
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会议论文 [9]
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2019 [2]
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Research and experimental demonstration of UDWDM transmission and wavelength conversion for optical satellite communication based on OFC
会议论文
2018 18th IEEE International Conference on Communication Technology, ICCT 2018, Chongqing, China, 2018-10-08
作者:
Wu, Bin
;
Yin, Hongxi
;
Xing, Fangyuan
;
Ji, Xiuyang
收藏
  |  
浏览/下载:58/0
  |  
提交时间:2019/12/02
Bandwidth
Bit error rate
Efficiency
Error correction
Natural frequencies
Optical communication
Optical frequency conversion
Optical materials
Orthogonal frequency division multiplexing
Satellite communication systems
Satellites, All-optical wavelength conversion
Forward error correction coding
OOFDM
Optical frequency combs
Optical satellites
Spectrum efficiency
Ultradense wavelength division multiplexing
Wavelength-selective switches, Optical signal processing
Fast AVS to HEVC Transcoding via Visual Feature Extraction with Resolution Conversion
会议论文
International Conference on Signal Processing Proceedings, ICSP, 2018-08-12
作者:
Asfandyar, M.
;
Aslam, A.
;
Pervaiz, N.
收藏
  |  
浏览/下载:21/0
  |  
提交时间:2019/12/30
Binary sequences
Decoding
Digital television
Efficiency
Extraction
Feature extraction
Image coding
Image segmentation
Optical resolving power
HEVC
High-definition videos
High-efficiency video coding
Multimedia applications
Resolution conversion
Super resolution
Transform coefficients
Visual feature extraction
Video signal processing
Research and Experimental Demonstration of UDWDM Transmission and Wavelength Conversion for Optical Satellite Communication Based on OFC
会议论文
2018 IEEE 18TH INTERNATIONAL CONFERENCE ON COMMUNICATION TECHNOLOGY (ICCT), 2018-01-01
作者:
Wu, Bin
;
Yin, Hongxi
;
Xing, Fangyuan
;
Ji, Xiuyang
收藏
  |  
浏览/下载:25/0
  |  
提交时间:2019/12/02
optical satellite communication
optical frequency comb
wavelength conversion
OOFDM
spectrum efficiency
Solar concentrator with uniform irradiance for particulate photocatalytic hydrogen production system
会议论文
作者:
Yang, Yan
;
Wei, Qingyu
;
Hou, Junyi
;
Liu, Huan
;
Zhao, Liang
收藏
  |  
浏览/下载:2/0
  |  
提交时间:2019/12/02
Uniformity
Surface uniform concentrator
Optical efficiency
Hydrogen production
Energy conversion efficiency
High beam quality 400W practical all-solid-state laser for laser beam texture
会议论文
High-Power Lasers and Applications V, Beijing, China, October 18, 2010 - October 19, 2010
作者:
Geng AC(耿爱丛)
;
Yang MJ(杨明江)
;
Zhao C
;
Li BH
收藏
  |  
浏览/下载:15/0
  |  
提交时间:2017/06/20
1064 nm
All solid-state lasers
Beam quality factor
Birefringence compensation
High beam quality
Low concentrations
Nd:YAG crystal
Nd:YAG laser
Optical conversion efficiency
Output power
Pump power
Side-pumped
Unstable resonators
Design of optical elements for imaging the earth's plasmasphere (EI CONFERENCE)
会议论文
International Symposium on Photoelectronic Detection and Imaging, ISPDI 2007: Optoelectronic System Design, Manufacturing, and Testings, September 9, 2007 - September 12, 2007, Beijing, China
Wang L.-H.
;
Wang X.-K.
;
Chen B.
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  |  
浏览/下载:22/0
  |  
提交时间:2013/03/25
Studying the distribution of He+ in Earth's plasmasphere by detecting its resonantly-scattered emission at 304A will record the structure and dynamics of the cold plasma in Earth's plasmasphere on a global scale. EUV imaging systems usually utilizes near normal incidence optics including multilayer mirror and filter. In this paper
the space condition of the Earth's plasmasphere to confirm the expected performance of mirror and filter for this task were analyzed and some guidelines for the design of the optical elements were introduced. In order to achieve higher response at 304A and reduce 584A radiation for the optical system
a new multilayer coating of Mo/Si with UOx (x=2-3) was developed
and it is indicated that promising filter material is Al/C with a nickel mesh. In addition
we compute the reflectance of multilayer mirror based on optical constants and the transmission of the filter based on atomic scattering factor. The results show the multilayer mirror has high reflectance of 26.27% at 304 Aand low reflectance of 0.60% at 584A. Finally
the conversion efficiency of mirror coupled with filter is 6.88% at 304A and 0.01% at 584 A.
LD-Pumped all-solid-stated green laser with high polarization rate and high conversion efficiency (EI CONFERENCE)
会议论文
Optoelectronic Materials and Devices for Optical Communications, November 7, 2005 - November 10, 2005, Shanghai, China
Hao E.-J.
;
Tan H.-M.
;
Yan C.-L.
;
Qian L.-S.
收藏
  |  
浏览/下载:18/0
  |  
提交时间:2013/03/25
A high-power-output and high polarization rate Nd:YVO4/ KTP green laser has been presented. By analyzing the factors which affect the conversion efficiency and polarization rate
we used a short folded-cavity resonator
the maximum output power of 320 mW is obtained at 532 nm with the LD pumping power of 1 W
the optical-to-optical conversion efficiency is 32% and the polarization rate is 550:1.
Absolute measurement of photodetector quantum efficiency based on spontaneous parametric down-conversion biphoton field
会议论文
作者:
Sun, LQ
;
Zhang, YP
;
Tang, TT
;
Yang, ZJ
;
Hou, XQ
收藏
  |  
浏览/下载:5/0
  |  
提交时间:2020/01/07
quantum efficiency
optical metrology
photon-counting
photodetector
spontaneous parametric down conversion (SPDC)
Fully visible-light-harvesting conjugated polymers with pendant donor-π-acceptor chromophores for photovoltaic applications (EI收录)
会议论文
Solar Energy Materials and Solar Cells
作者:
Duan, Chunhui[1]
;
Hu, Xiaowen[1]
;
Chen, Kung-Shih[2]
;
Yip, Hin-Lap[2]
;
Li, Wei[1]
收藏
  |  
浏览/下载:3/0
  |  
提交时间:2019/04/15
Aldehydes
Butyric acid
Chromophores
Conversion efficiency
Electromagnetic wave absorption
Fatty acids
Functional polymers
Heterojunctions
Light
Optical properties
Photovoltaic effects
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