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期刊论文 [135]
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2019 [149]
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Analysis and optimization of the Glass pattern realized by a microlens array
期刊论文
Applied Optics, 2019, 卷号: 58, 期号: 36, 页码: 9976-9982
作者:
Huang, Peng
;
He, Chuanwang
;
Fan, Bin
;
Dong, Xiaochun
收藏
  |  
浏览/下载:21/0
  |  
提交时间:2021/05/06
Tiangong-1's accelerated self-spin before reentry
期刊论文
Earth, Planets and Space, 2019, 卷号: 71, 期号: 1
作者:
Lin, Hou-Yuan
;
Zhu, Ting-Lei
;
Liang, Zhi-Peng
;
Zhao, Chang-Yin
;
Wei, Dong
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  |  
浏览/下载:461/0
  |  
提交时间:2019/03/05
Tiangong-1
Rotational state estimation
Space debris
SLR
Does geographic distance have a significant impact on enterprise financing costs?
期刊论文
JOURNAL OF GEOGRAPHICAL SCIENCES, 2019, 卷号: 29, 期号: 12, 页码: 1965-1980
作者:
Sun, Wei
;
Li, Qihang
;
Li, Bo
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  |  
浏览/下载:4/0
  |  
提交时间:2020/05/19
financial geography
enterprise financing
geographic distance
Beijing-Tianjin-Hebei
Effects of rapid urbanization on vegetation cover in the metropolises of China over the last four decades
期刊论文
ECOLOGICAL INDICATORS, 2019, 卷号: 107, 页码: 11
作者:
Du, Jiaqiang
;
Fu, Qing
;
Fang, Shifeng
;
Wu, Jinhua
;
He, Ping
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  |  
浏览/下载:5/0
  |  
提交时间:2020/05/19
Nighttime light data
Normalized difference vegetation index (NDVI)
Urbanized area
Buffers
Comparative analysis
The valid influence distance
Multiple scattering of plane compressional waves by two cylindrical core-shell inclusions with surface effect
期刊论文
AIP ADVANCES, 2019, 卷号: 9, 期号: 12
作者:
Wang, Sihe
;
Lei, Dongxia
;
Ou, Zhiying
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  |  
浏览/下载:4/0
  |  
提交时间:2020/06/02
Eigenvalues and eigenfunctions
Interfacial energy
Multiple scattering
Seismic waves
Shells (structures)
Wave propagation
Compressional waves
Compressional waves (Pwave)
Core shell structure
Eigenfunction expansion methods
Incident wave frequencies
Scattering of elastic waves
Special properties
Surface/interface effects
Effect of axial matching between inducer and centrifugal pump suction chamber on cavitation performance
期刊论文
PROCEEDINGS OF THE INSTITUTION OF MECHANICAL ENGINEERS PART A-JOURNAL OF POWER AND ENERGY, 2019, 卷号: 234, 期号: 7, 页码: 947-956
作者:
Cheng, Xiaorui
;
Zhang, Aimin
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  |  
浏览/下载:7/0
  |  
提交时间:2020/06/02
Inducer
suction chamber
axial matching
cavitation performance
Flux bands constricting arc ultra-narrow gap welding signal characteristics that used for weld tracking
会议论文
Lanzhou, China, November 16, 2019 - November 18, 2019
作者:
Lei, Wang
;
Jisen, Qiao
;
Jianhong, Chen
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浏览/下载:0/0
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提交时间:2020/11/15
Kinematics
Robot applications
Robotics
Robots
Signal processing
Welds
Arc characteristics
Arc signals
Deviation distances
Narrow gap welding
Robot kinematics
Short-circuit transition frequency
Welding process
Welding robots
Nonlocality test of energy-time entanglement via nonlocal dispersion cancellation with nonlocal detection
期刊论文
PHYSICAL REVIEW A, 2019, 卷号: 100, 期号: 5, 页码: 6
作者:
Li, Baihong
;
Hou, Feiyan
;
Quan, Runai
;
You, Lixing
;
Li, Hao
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  |  
浏览/下载:6/0
  |  
提交时间:2020/11/10
Relationships between labor migration and cropland abandonment in rural China from the perspective of village types
期刊论文
Land Use Policy, 2019, 卷号: 88, 页码: 104164
作者:
Xu, Dingde
;
Deng, Xin
;
Huang, Kai
;
Liu, Yi
;
Yong, Zhuolin
收藏
  |  
浏览/下载:4/0
  |  
提交时间:2020/04/01
Part-time employment
Off-farm employment
Cropland abandonment
Village type
Distance effect
Rural China
Effect of welding speed and post-weld aging on the microstructure and mechanical properties of friction stir welded B4Cp/6061A1-T6 composites
期刊论文
JOURNAL OF MATERIALS PROCESSING TECHNOLOGY, 2019, 卷号: 273, 页码: 11
作者:
Li, Y. Z.
;
Zan, Y. N.
;
Wang, Q. Z.
;
Xiao, B. L.
;
Ma, Z. Y.
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  |  
浏览/下载:107/0
  |  
提交时间:2021/02/02
Metal-matrix composites (MMCs)
Friction stir welding
Microstructures
Mechanical testing
Heat treatment
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