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科研机构
北京大学 [98]
内容类型
期刊论文 [91]
其他 [7]
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2017 [11]
2016 [14]
2015 [9]
2014 [13]
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专题:北京大学
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Simultaneous Estimation of Leaf Area Index, Fraction of Absorbed Photosynthetically Active Radiation, and Surface Albedo From Multiple-Satellite Data
期刊论文
IEEE TRANSACTIONS ON GEOSCIENCE AND REMOTE SENSING, 2017
Ma, Han
;
Liu, Qiang
;
Liang, Shunlin
;
Xiao, Zhiqiang
收藏
  |  
浏览/下载:22/0
  |  
提交时间:2017/12/03
Fraction of absorbed photosynthetically active radiation (FAPAR)
leaf area index (LAI)
multiple sensors
simultaneous estimation
surface albedo
CANOPY REFLECTANCE MODEL
FOLIAGE CLUMPING INDEX
IN-SITU MEASUREMENTS
SNOW-COVER
MODIS DATA
BIDIRECTIONAL REFLECTANCE
ACCURACY ASSESSMENT
NOAA AVHRR
MISR DATA
LAND
Changes of carbon stocks in alpine grassland soils from 2002 to 2011 on the Tibetan Plateau and their climatic causes
期刊论文
GEODERMA, 2017
Chen, Litong
;
Jing, Xin
;
Flynn, Dan F. B.
;
Shi, Yue
;
Kuehn, Peter
;
Scholten, Thomas
;
He, Jin-Sheng
收藏
  |  
浏览/下载:112/0
  |  
提交时间:2017/12/03
Soil organic carbon (SOC)
SOC stocks
Repeated soil inventory
Alpine meadow
Alpine steppe
Tibetan Plateau
NET PRIMARY PRODUCTIVITY
ORGANIC-CARBON
TERRESTRIAL ECOSYSTEMS
RECENT DECADES
ARCTIC TUNDRA
FOREST SOILS
GREEN-UP
NITROGEN
CHINA
DYNAMICS
Spatiotemporal variations in the difference between satellite-observed daily maximum land surface temperature and station-based daily maximum near-surface air temperature
期刊论文
JOURNAL OF GEOPHYSICAL RESEARCH-ATMOSPHERES, 2017
Lian, Xu
;
Zeng, Zhenzhong
;
Yao, Yitong
;
Peng, Shushi
;
Wang, Kaicun
;
Piao, Shilong
收藏
  |  
浏览/下载:18/0
  |  
提交时间:2017/12/03
METEOROLOGICAL STATIONS
UNITED-STATES
MODIS DATA
CLIMATE
SKIN
FEEDBACKS
TRENDS
COVER
SPACE
INDEX
Assessment of the Daily Cloud-Free MODIS Snow-Cover Product for Monitoring the Snow-Cover Phenology over the Qinghai-Tibetan Plateau
期刊论文
REMOTE SENSING, 2017
Xu, Wenfang
;
Ma, Hanqing
;
Wu, Donghai
;
Yuan, Wenping
收藏
  |  
浏览/下载:2/0
  |  
提交时间:2017/12/03
snow
MODIS
snow cover phenology
in situ snow depth
FSC threshold
NORTHERN XINJIANG
VALIDATION
CLIMATE
TURKEY
CHINA
VARIABILITY
RUNOFF
COMBINATION
DYNAMICS
IMPACTS
川东北二叠系长兴组碳酸盐岩深埋成岩过程及其意义
期刊论文
岩石学报, 2017
张单明
;
刘波
;
秦善
;
田永净
;
张学丰
;
郭荣涛
收藏
  |  
浏览/下载:3/0
  |  
提交时间:2017/12/03
川东北
长兴组
碳酸盐岩
深埋
孔隙保存
Northeastern Sichuan Basin
Changxing Formation
Carbonate
Deep burial
Pore preservation
TRIASSIC FEIXIANGUAN FORMATION
YUANBA GAS-FIELD
POROSITY-PERMEABILITY RELATIONSHIPS
MESOGENETIC DISSOLUTION REALITY
SITU SIMULATION EXPERIMENT
SOUTHWEST CHINA
FORMATION MECHANISM
RESERVOIR
SANDSTONE
DOLOMITE
Estimating structural parameters of agricultural crops from ground-based multi-angular digital images with a fractional model of sun and shade components
期刊论文
AGRICULTURAL AND FOREST METEOROLOGY, 2017
Mu, Xihan
;
Hu, Ronghai
;
Zeng, Yelu
;
McVicar, Tim R.
;
Ren, Huazhong
;
Song, Wanjuan
;
Wang, Yuanyuan
;
Casa, Raffaele
;
Qi, Jianbo
;
Xie, Donghui
;
Yan, Guangjian
收藏
  |  
浏览/下载:6/0
  |  
提交时间:2017/12/03
Leaf area index
Leaf angle distribution
Bidirectional gap fraction
Sun and shade leaves and soil
Field measurement
Canopy reflectance
LEAF-AREA INDEX
DIRECTIONAL BRIGHTNESS TEMPERATURE
SIZE ANALYSIS THEORY
VEGETATION COVER
HEMISPHERICAL PHOTOGRAPHY
PLANT CANOPIES
ROW CROPS
EXTINCTION COEFFICIENT
BROADLEAF CANOPIES
ANGLE DISTRIBUTION
Origin of deep carbonate reservoir in northeastern Sichuan Basin:New insights from in-situ hydrothermal diamond anvil cell experiments
期刊论文
中南大学学报(英文版), 2017
ZHANG Shan-ming
;
LIU Bo
;
QIN Shan
;
ZHANG Xue-feng
;
TIAN Yong-jing
;
GUO Rong-tao
;
LIU Jian-qiang
收藏
  |  
浏览/下载:4/0
  |  
提交时间:2017/12/03
hydrothermal diamond anvil cell (HDAC) closed system early fast deep burial porosity preservation Sichuan Basin
hydrothermal diamond anvil cell (HDAC)
closed system
early fast deep burial
porosity preservation
Sichuan Basin
PUGUANG GAS-FIELD
TRIASSIC FEIXIANGUAN FORMATION
THERMOCHEMICAL SULFATE REDUCTION
MESOGENETIC DISSOLUTION REALITY
CHANGXING FORMATION
SOUTHWEST CHINA
POROSITY CREATION
MASS-TRANSFER
FORMATION MECHANISM
SEDIMENTARY BASINS
The Origin of Solar Filament Plasma Inferred from In Situ Observations of Elemental Abundances
期刊论文
ASTROPHYSICAL JOURNAL LETTERS, 2017
Song, H. Q.
;
Chen, Y.
;
Li, B.
;
Li, L. P.
;
Zhao, L.
;
He, J. S.
;
Duan, D.
;
Cheng, X.
;
Zhang, J.
收藏
  |  
浏览/下载:6/0
  |  
提交时间:2017/12/03
Sun: abundances
Sun: coronal mass ejections (CMEs)
Sun: filaments, prominences
CORONAL MASS EJECTIONS
CYCLE 23
WIND
ACE
REGION
DISTRIBUTIONS
SPACECRAFT
PROTONS
MISSION
SWICS
Electron flat-top distributions and cross-scale wave modulations observed in the current sheet of geomagnetic tail
期刊论文
PHYSICS OF PLASMAS, 2017
Zhao, Duo
;
Fu, Suiyan
;
Parks, George K.
;
Sun, Weijie
;
Zong, Qiugang
;
Pan, Dongxiao
;
Wu, Tong
收藏
  |  
浏览/下载:6/0
  |  
提交时间:2017/12/03
IN-SITU EVIDENCE
MAGNETIC RECONNECTION
THEMIS
FIELD
PLASMA
MAGNETOMETER
MAGNETOTAIL
INSTRUMENT
EMISSIONS
Direct radiative effect of carbonaceous aerosols from crop residue burning during the summer harvest season in East China
期刊论文
ATMOSPHERIC CHEMISTRY AND PHYSICS, 2017
Yao, Huan
;
Song, Yu
;
Liu, Mingxu
;
Archer-Nicholls, Scott
;
Lowe, Douglas
;
McFiggans, Gordon
;
Xu, Tingting
;
Du, Pin
;
Li, Jianfeng
;
Wu, Yusheng
;
Hu, Min
;
Zhao, Chun
;
Zhu, Tong
收藏
  |  
浏览/下载:7/0
  |  
提交时间:2017/12/03
BLACK-CARBON
BROWN CARBON
LIGHT-ABSORPTION
MIXING STATE
EMISSION INVENTORY
WRF-CHEM
NORTH CHINA
ATMOSPHERIC AEROSOLS
SPECTRAL DEPENDENCE
OPTICAL-PROPERTIES
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