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科研机构
北京大学 [2009]
内容类型
其他 [1093]
期刊论文 [848]
会议论文 [68]
发表日期
2017 [89]
2016 [111]
2015 [124]
2014 [130]
2013 [122]
2012 [109]
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共2009条,第1-10条
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专题:北京大学
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Neighborhood-scale urban form, travel behavior, and CO2 emissions in Beijing: implications for low-carbon urban planning
期刊论文
URBAN GEOGRAPHY, 2017
Liu, Zhilin
;
Ma, Jing
;
Chai, Yanwei
收藏
  |  
浏览/下载:7/0
  |  
提交时间:2017/12/03
Urban form
travel behavior
CO2 emission
structural equation model (SEM)
Beijing
EQUATIONS MODELING APPROACH
RESIDENTIAL SELF-SELECTION
CLIMATE-CHANGE MITIGATION
BUILT ENVIRONMENT
ENERGY-CONSUMPTION
EMPIRICAL-ANALYSIS
TRANSPORT
DENSITY
STRATEGIES
IMPACTS
Spatiotemporal Assessment of Forest Biomass Carbon Sinks: The Relative Roles of Forest Expansion and Growth in Sichuan Province, China
期刊论文
JOURNAL OF ENVIRONMENTAL QUALITY, 2017
Li, Renqiang
;
Zhao, Shujie
;
Zhao, Haifeng
;
Xu, Ming
;
Zhang, Liyun
;
Wen, Hui
;
Sheng, Qingkai
收藏
  |  
浏览/下载:111/0
  |  
提交时间:2017/12/03
INVENTORY DATA
UNITED-STATES
STORAGE
EQUATIONS
DENSITY
STOCK
Dynamic arsenic aging processes and their mechanisms in nine types of Chinese soils
期刊论文
CHEMOSPHERE, 2017
Wang, Yanan
;
Zeng, Xibai
;
Lu, Yahai
;
Bai, Lingyu
;
Su, Shiming
;
Wu, Cuixia
收藏
  |  
浏览/下载:7/0
  |  
提交时间:2017/12/03
Arsenic (As)
Soil types
Aging mechanism
Approximate aging equilibrium time
Kinetic equation fitting
CONTAMINATED SOILS
COMPETITIVE ADSORPTION
SEQUENTIAL EXTRACTION
DIFFUSIVE GRADIENTS
PHOSPHATE RELEASE
ACTIVATED ALUMINA
SOUTHEAST CHINA
CLAY-MINERALS
BIOACCESSIBILITY
KINETICS
Determination of pressure in aqueo-carbonic fluid inclusions at high temperatures from measured Raman frequency shifts of CO2
期刊论文
AMERICAN MINERALOGIST, 2017
Yuan, Xueyin
;
Mayanovic, Robert A.
;
Zheng, Haifei
;
Sun, Qiang
收藏
  |  
浏览/下载:11/0
  |  
提交时间:2017/12/03
CO2
Raman spectroscopy
pressure determination
HDAC
fluid inclusion
DIAMOND-ANVIL CELL
SPECTROSCOPIC CHARACTERIZATION
GOLD MINERALIZATIONS
SYSTEM H2O-CO2-NACL
GRANITIC PEGMATITE
PHASE-EQUILIBRIA
FERMI RESONANCE
ORE GENESIS
SOUTH CHINA
DENSITY
Estimation of leaf area index and its sunlit portion from DSCOVR EPIC data: Theoretical basis
期刊论文
REMOTE SENSING OF ENVIRONMENT, 2017
Yang, Bin
;
Knyazikhin, Yuri
;
Mottus, Matti
;
Rautiainen, Miina
;
Stenberg, Pauline
;
Yan, Lei
;
Chen, Chi
;
Yan, Kai
;
Choi, Sungho
;
Park, Taejin
;
Myneni, Ranga B.
收藏
  |  
浏览/下载:5/0
  |  
提交时间:2017/12/03
DSCOVR mission
Sunlit leaf area index
Spectral invariants
Hot spot
Operational algorithm
Radiative transfer
PHOTOSYNTHETICALLY ACTIVE RADIATION
PHOTON RECOLLISION PROBABILITY
CANOPY SPECTRAL INVARIANTS
SYSTEM DATA RECORD
PART 1
HOTSPOT OBSERVATIONS
VEGETATION STRUCTURE
HYPERSPECTRAL DATA
BOREAL FOREST
MISR DATA
Surface Water Extraction From Landsat 8 OLI Imagery Using the LBV Transformation
期刊论文
IEEE JOURNAL OF SELECTED TOPICS IN APPLIED EARTH OBSERVATIONS AND REMOTE SENSING, 2017
Zhang, Tianyuan
;
Ren, Huazhong
;
Qin, Qiming
;
Zhang, Chengye
;
Sun, Yuanheng
收藏
  |  
浏览/下载:3/0
  |  
提交时间:2017/12/03
Landsat 8 Operational Land Imager (OLI)
LBV transformation
surface water extraction
threshold
WE-LBV
REMOTELY-SENSED IMAGERY
INDEX NDWI
SATELLITE IMAGERY
TIME-SERIES
LAKES
CLASSIFICATION
DELINEATION
SELECTION
CHINA
FLOOD
Dual Solutions of MHD Boundary Layer Flow of a Micropolar Fluid with Weak Concentration over a Stretching/Shrinking Sheet
其他
2017-01-01
Khan, Z. H.
;
Qasim, M.
;
Ishfaq, Naeema
;
Khan, W. A.
收藏
  |  
浏览/下载:6/0
  |  
提交时间:2017/12/03
MHD
micropolar fluid
stretching/shrinking sheet
exact and dual solutions
STAGNATION POINT FLOW
FINITE THIN-FILM
HEAT-TRANSFER
SHRINKING SHEET
UNSTEADY-FLOW
WALL PROBLEM
SURFACE
Blow-up of p-Laplacian evolution equations with variable source power
其他
2017-01-01
Zheng Zhi
;
Qi YuanWei
;
Zhou ShuLin
收藏
  |  
浏览/下载:6/0
  |  
提交时间:2017/12/03
p-Laplacian
blow-up
variable source power
SEMILINEAR HEAT-EQUATIONS
NONLINEAR PARABOLIC EQUATIONS
CRITICAL EXPONENTS
CAUCHY-PROBLEM
GLOBAL EXISTENCE
LIFE-SPAN
NONEXISTENCE
TIME
BEHAVIOR
Blow-up of critical norms for the 3-D Navier-Stokes equations
其他
2017-01-01
Wang WenDong
;
Zhang ZhiFei
收藏
  |  
浏览/下载:7/0
  |  
提交时间:2017/12/03
Navier-Stokes equations
interior regularity criterion
BMO space
Besov space
INTERIOR REGULARITY CRITERIA
ONE-COMPONENT REGULARITY
SUITABLE WEAK SOLUTIONS
WELL-POSEDNESS
SYSTEM
LP
High Order Hierarchical Divergence-Free Constrained Transport H(div) Finite Element Method for Magnetic Induction Equation
其他
2017-01-01
Cai, Wei
;
Hu, Jun
;
Zhang, Shangyou
收藏
  |  
浏览/下载:5/0
  |  
提交时间:2017/12/03
H (div) finite elements
hierarchical basis
MHD
divergence-free
LINEAR ELASTICITY
FAMILY
MESHES
GRIDS
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