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科研机构
北京大学 [143]
内容类型
期刊论文 [97]
其他 [43]
会议论文 [3]
发表日期
2017 [7]
2016 [5]
2015 [4]
2014 [9]
2013 [9]
2012 [5]
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专题:北京大学
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Assessing Agricultural Drought Vulnerability by a VSD Model: A Case Study in Yunnan Province, China
期刊论文
SUSTAINABILITY, 2017
Wu, Jiansheng
;
Lin, Xin
;
Wang, Meijuan
;
Peng, Jian
;
Tu, Yuanjie
收藏
  |  
浏览/下载:9/0
  |  
提交时间:2017/12/03
agricultural drought vulnerability
VSDmode
factor contributionmethod
Yunnan Province
CLIMATE-CHANGE
RISK
FRAMEWORK
DISASTERS
HAZARD
MAIZE
WHEAT
农业生态环境质量的综合评价模型构建与实证分析——以绍兴上虞区为例
期刊论文
中国农业资源与区划, 2017
李妍
收藏
  |  
浏览/下载:9/0
  |  
提交时间:2017/12/03
农业生态环境质量
层次分析法
生态经济
实证分析
影响因素
agricultural ecological environment quality level
analytic hierarchy process
ecological economy
empirical analysis
impact factors
The Kahler-Ricci flow through singularities
其他
2017-01-01
Song, Jian
;
Tian, Gang
收藏
  |  
浏览/下载:7/0
  |  
提交时间:2017/12/03
MONGE-AMPERE EQUATIONS
LOG GENERAL TYPE
SCALAR CURVATURE
EINSTEIN METRICS
COMPLEX-SURFACES
MINIMAL MODELS
MANIFOLDS
VARIETIES
EXISTENCE
CONVERGENCE
A well-balanced unified gas-kinetic scheme for multiscale flow transport under gravitational field
期刊论文
JOURNAL OF COMPUTATIONAL PHYSICS, 2017
Xiao, Tianbai
;
Cai, Qingdong
;
Xu, Kun
收藏
  |  
浏览/下载:4/0
  |  
提交时间:2017/12/03
Gravitational field
Well-balanced property
Unified gas-kinetic scheme
Multi-scale flow
Non-equilibrium phenomena
RAREFIED FLOWS
EQUATIONS
CONTINUUM
Theoretical model of acoustics cattering from a flat plate with serrations
期刊论文
JOURNAL OF FLUID MECHANICS, 2017
Huang, Xun
收藏
  |  
浏览/下载:19/0
  |  
提交时间:2017/12/03
acoustics
aeroacoustics
TRAILING-EDGE SERRATIONS
AERODYNAMIC NOISE
TONAL NOISE
SELF-NOISE
FLOW
SCATTERING
AIRFOIL
PREDICTION
RADIATION
AEROFOIL
Optical PAM-4 signal generation using a silicon Mach-Zehnder optical modulator
期刊论文
OPTICS EXPRESS, 2017
Shao, Sizhu
;
Ding, Jianfeng
;
Zheng, Lingchen
;
Zou, Kaiheng
;
Zhang, Lei
;
Zhang, Fan
;
Yang, Lin
收藏
  |  
浏览/下载:4/0
  |  
提交时间:2017/12/03
NETWORKS-ON-CHIP
WAVE-GUIDE
TRANSMISSION
PERFORMANCE
ROUTER
LASER
Theoretical and numerical study of enhanced heat transfer in partitioned thermal convection
期刊论文
INTERNATIONAL JOURNAL OF HEAT AND MASS TRANSFER, 2017
Chen, J.
;
Bao, Y.
;
Yin, Z. X.
;
She, Z. S.
收藏
  |  
浏览/下载:3/0
  |  
提交时间:2017/12/03
Rayleigh-Benard convection
Heat transfer
Natural convection
Forced convection
Turbulence
RAYLEIGH-BENARD CONVECTION
ASPECT RATIO DEPENDENCE
TURBULENT CONVECTION
NATURAL-CONVECTION
TRANSPORT
PRANDTL
SURFACE
NUMBERS
FLOW
Structure and evolution of electron "zebra stripes" in the inner radiation belt
期刊论文
JOURNAL OF GEOPHYSICAL RESEARCH-SPACE PHYSICS, 2016
Liu, Y.
;
Zong, Q.G.
;
Zhou, X.Z.
;
Foster, J. C.
;
Rankin, R.
收藏
  |  
浏览/下载:7/0
  |  
提交时间:2017/12/04
radiation belt
zebra stripes
energetic electrons
electric field
particle dynamic
GEOMAGNETIC STORMS
MAGNETOSPHERE
WAVES
FIELD
Distillation of News Flow Into Analysis of Stock Reactions
其他
2016-01-01
Zhang, Junni L.
;
Hardle, Wolfgang K.
;
Chen, Cathy Y.
;
Bommes, Elisabeth
收藏
  |  
浏览/下载:8/0
  |  
提交时间:2017/12/03
Attention analysis
Investor sentiment
Returns
Sector analysis
Trading volume
Volatility simulation
INFORMATION-CONTENT
CONFIDENCE BANDS
VOLATILITY
MARKETS
MODEL
RISK
ESTIMATORS
REGRESSION
ATTENTION
SENTIMENT
Guided Formation of 3D Helical Mesostructures by Mechanical Buckling: Analytical Modeling and Experimental Validation
期刊论文
ADVANCED FUNCTIONAL MATERIALS, 2016
Liu, Yuan
;
Yan, Zheng
;
Lin, Qing
;
Guo, Xuelin
;
Han, Mengdi
;
Nan, Kewang
;
Hwang, Keh-Chih
;
Huang, Yonggang
;
Zhang, Yihui
;
Rogers, John A.
收藏
  |  
浏览/下载:104/0
  |  
提交时间:2017/12/03
Buckling,Helix,Modeling,Serpentine Structures,Three-dimensional Assembly
STRETCHABLE ELECTRONICS
SERPENTINE MICROSTRUCTURES
POSTBUCKLING ANALYSIS
FABRICATION
MICROCOILS
NANOTUBES
KIRIGAMI
ANTENNAS
ORIGAMI
COMPLEX
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