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Average Intensity of a Laguerre-Gaussian Vector Vortex Beam through Inhomogeneous Atmospheric Turbulence
期刊论文
PHOTONICS, 2023, 卷号: 10, 期号: 11
作者:
Huang, Kai
;
Xu, Yonggen
;
Li YQ(李语强)
收藏
  |  
浏览/下载:1/0
  |  
提交时间:2024/03/29
partially coherent LGVV beam
inhomogeneous atmospheric turbulence
zenith angle
average intensity
Propagation factor of partially coherent vector vortex beam in inhomogeneous turbulent atmosphere
期刊论文
Optik, 2022, 卷号: 271
作者:
Huang, Kai
;
Xu, Yonggen
;
Zhao, Liang
;
Cao J(曹进)
;
Li YQ(李语强)
收藏
  |  
浏览/下载:25/0
  |  
提交时间:2022/12/05
PCRPVB
Inhomogeneous atmospheric turbulence
M2
factor and rms angular width
Topological charge
Zenith angle
Atmospheric correction of geostationary satellite ocean color data under high solar zenith angles in open oceans
期刊论文
Remote Sensing of Environment, 2020, 卷号: 249
作者:
Li, Hao
;
He, Xianqiang
;
Bai, Yan
;
Shanmugam, Palanisamy
;
Park, Young-Je
收藏
  |  
浏览/下载:20/0
  |  
提交时间:2020/08/26
Ocean color remote sensing
Geostationary satellite
Atmospheric correction
High solar zenith angle
Neural network
MODIS Cloud Detection Evaluation Using CALIOP over Polluted Eastern China
期刊论文
2019, 卷号: 10, 期号: 6
作者:
Tan, Saichun
;
Zhang, Xiao
;
Shi, Guangyu
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  |  
浏览/下载:5/0
  |  
提交时间:2020/01/03
cloud detection
aerosol
solar zenith angle
MODIS
CALIPSO
Eastern China
An investigation on the variations of dayside and nightside electron densities of the Martian ionosphere
期刊论文
CHINESE JOURNAL OF GEOPHYSICS-CHINESE EDITION, 2018, 卷号: 61, 期号: 8, 页码: 3113-3123
作者:
Zhang XueXi
;
Lei JiuHou
;
Wan WeiXing
;
Zhong JiaHao
收藏
  |  
浏览/下载:25/0
  |  
提交时间:2018/12/11
Mars
MAVEN
Ionosphere
Electron density
Solar zenith angle
Day-night
The Relationship of the Leaf Surface Wettability and Degree of Reflectance Polarization
期刊论文
SPECTROSCOPY AND SPECTRAL ANALYSIS, 2018, 卷号: 38, 期号: 3, 页码: 923-928
作者:
Gao Xiao-yu
;
Lu Shan
收藏
  |  
浏览/下载:11/0
  |  
提交时间:2019/05/30
Plant leaves
Surface wettability
Contact angle
Viewing zenith
Numerical study on the performance of a solar chimney power plant
期刊论文
ENERGY CONVERSION AND MANAGEMENT, 2015, 卷号: 105, 期号: [db:dc_citation_issue], 页码: 197-205
作者:
Guo, Penghua
;
Li, Jingyin
;
Wang, Yunfeng
;
Wang, Yuan
收藏
  |  
浏览/下载:2/0
  |  
提交时间:2019/12/02
Zenith angle
Numerical simulation
Fan model
Solar chimney
Evaluation of a wide-sky survey method for EAS experiments
期刊论文
2012, 卷号: Vol.39-40, 页码: 144-148
作者:
Taoli Li
;
Maoyuan Liu
;
Shuwang Cui
;
Zhengtao Hou
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  |  
浏览/下载:3/0
  |  
提交时间:2019/04/16
EAS
Anisotropy
Equi-zenith
angle
method
χ-Iteration
Azimuth
modification
Analysis of zenith pass problem in a roll-pitch optics seeker (EI CONFERENCE)
会议论文
2011 International Conference on Electronics and Optoelectronics, ICEOE 2011, July 29, 2011 - July 31, 2011, Dalian, China
Jiang H.
;
Jia H.
;
Wei Q.
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  |  
浏览/下载:21/0
  |  
提交时间:2013/03/25
There are mainly two kind of structures for a missile two-axes seeker
which is always mentioned as elevate-azimuth and roll-pitch. The elevate-azimuth structured seeker has been studied for a long time
and it is applied in all sort of missiles. Not only structure design but also control algorithm of the elevate-azimuth seeker are deeply developed. But for elevate-azimuth seeker there are several disadvantages such as big size and large abaxial angle blind. So the elevate-azimuth seeker gimbal angle is designed up to 65 according to relative references. In modern air war
it is important for a missile to have the ability of "first recognize" and "first attack". That means the air to air missile seeker is required to be a system with large gimbal angle and large abaxial launch angle. With the mentioned requirement
roll-pitch seeker with its advantages smart size and large gimbal angle is studied widely and deeply. The pitch angle of roll-pitch is up to 90 while its roll angle up to n 360. But there are also some disadvantages for the roll-pitch seeker
the most troublesome one is the zenith pass problem. The zenith pass problem is brought about from the gimbal kinematics
it is said that when target moves in the center of image plane
roll servo command gotten from the kinematics algorithm will go to infinite. Math model of zenith pass problem is proposed in this paper and two ways to solve the problem are brought forward. 2011 IEEE.
Estimation of canopy gap size and gap shape using a hemispherical photograph
期刊论文
TREES-STRUCTURE AND FUNCTION, 2009, 卷号: 23, 期号: 5, 页码: 1101-1108
作者:
Hu, LL
;
Gong, ZW
;
Li, JS
;
Zhu, JJ
;
Zhu, JJ, Chinese Acad Sci, Inst Appl Ecol, Wenhua Rd 72, Shenyang 110016, Peoples R China
收藏
  |  
浏览/下载:14/0
  |  
提交时间:2011/09/23
Forest Gap
Fisheye Lens
Shape Index
Zenith Angle
Gap Size
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