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科研机构
北京大学 [141]
内容类型
期刊论文 [129]
其他 [11]
会议论文 [1]
发表日期
2017 [14]
2016 [10]
2015 [17]
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2013 [10]
2012 [10]
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专题:北京大学
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Longitudinal changes in species composition of forests and grasslands across the North Asian forest steppe zone
期刊论文
FOLIA GEOBOTANICA, 2017
Lashchinskiy, Nikolay
;
Korolyuk, Andrey
;
Makunina, Natalia
;
Anenkhonov, Oleg
;
Liu, Hongyan
收藏
  |  
浏览/下载:25/0
  |  
提交时间:2017/12/03
forest-steppe
landscape
floristic heterogeneity
quantitative floristic methods
SOUTHERN SIBERIA
SEMIDRY GRASSLANDS
ECOLOGICAL FACTORS
CENTRAL-EUROPE
RICHNESS
VEGETATION
DIVERSITY
GRADIENT
COEXISTENCE
PATTERNS
An Improved Estimation of Regional Fractional Woody/Herbaceous Cover Using Combined Satellite Data and High-Quality Training Samples
期刊论文
REMOTE SENSING, 2017
Liu, Xu
;
Liu, Hongyan
;
Qiu, Shuang
;
Wu, Xiuchen
;
Tian, Yuhong
;
Hao, Qian
收藏
  |  
浏览/下载:8/0
  |  
提交时间:2017/12/03
vegetation fractional cover
semi-arid area
MODIS
satellite data integration
spatial sampling design
image classification
Random Forest regression
model performance evaluation
LAND-COVER
INNER-MONGOLIA
MODIS DATA
VEGETATION
SURFACE
STEPPE
FOREST
COEXISTENCE
TOPOGRAPHY
TRANSITION
Crustally derived granites in Dali, SW China: new constraints on silicic magmatism of the Central Emeishan Large Igneous Province
期刊论文
INTERNATIONAL JOURNAL OF EARTH SCIENCES, 2017
Zhu, Bei
;
Peate, David W.
;
Guo, Zhaojie
;
Liu, Runchao
;
Du, Wei
收藏
  |  
浏览/下载:2/0
  |  
提交时间:2017/12/03
Emeishan
Large Igneous Province
Dali
Granite
Crustal melting
ZIRCON U-PB
PLUME-LITHOSPHERE INTERACTION
NEOPROTEROZOIC TECTONIC EVOLUTION
IONIZATION MASS-SPECTROMETRY
PERMIAN-TRIASSIC BOUNDARY
WESTERN YANGTZE BLOCK
SOUTH CHINA
MANTLE PLUME
FLOOD BASALTS
SICHUAN PROVINCE
Estimating Savanna Clumping Index Using Hemispherical Photographs Integrated with High Resolution Remote Sensing Images
期刊论文
REMOTE SENSING, 2017
Li, Jucai
;
Fan, Wenjie
;
Liu, Yuan
;
Zhu, Gaolong
;
Peng, Jingjing
;
Xu, Xiru
收藏
  |  
浏览/下载:7/0
  |  
提交时间:2017/12/03
clumping index
leaf area index
moderate resolution pixel
hemispherical photograph
high resolution images
LEAF-AREA INDEX
MODIS BRDF PRODUCT
TREE CROWN DELINEATION
SITCHENSIS BONG CARR
SIZE ANALYSIS THEORY
CANOPY STRUCTURE
VEGETATION STRUCTURE
GRASS COEXISTENCE
COVER PHOTOGRAPHY
FOREST CANOPIES
BODIPY-based conjugated porous polymers for highly efficient volatile iodine capture
期刊论文
JOURNAL OF MATERIALS CHEMISTRY A, 2017
Zhu, Yunlong
;
Ji, Ya-Jian
;
Wang, De-Gao
;
Zhang, Yi
;
Tang, Hui
;
Jia, Xin-Ru
;
Song, Min
;
Yu, Guipeng
;
Kuang, Gui-Chao
收藏
  |  
浏览/下载:5/0
  |  
提交时间:2017/12/03
MICROPOROUS POLYMERS
ORGANIC FRAMEWORKS
GAS-ADSORPTION
SURFACE-AREA
COPOLYMER
NETWORKS
SORPTION
Hyaluronic Acid Conjugated Magnetic Prussian Blue@Quantum Dot Nanoparticles for Cancer Theranostics
期刊论文
THERANOSTICS, 2017
Yang, Yongbo
;
Jing, Lijia
;
Li, Xiaoda
;
Lin, Li
;
Yue, Xiuli
;
Dai, Zhifei
收藏
  |  
浏览/下载:6/0
  |  
提交时间:2017/12/03
Photothermal therapy
Bimodal Imaging
Prussian blue nanoparticles
Fe3O4 nanoparticles
Quantum Dots
Tumor targeting
EFFICIENT PHOTOTHERMAL THERAPY
COPPER SULFIDE NANOPARTICLES
IN-VIVO
GOLD NANOPARTICLES
DRUG-DELIVERY
ABLATION THERAPY
CONTRAST AGENTS
GRAPHENE
CELLS
VITRO
Accelerating Corrosion of Pure Magnesium Co-implanted with Titanium in Vivo
期刊论文
SCIENTIFIC REPORTS, 2017
Hou, Peng
;
Han, Pei
;
Zhao, Changli
;
Wu, Hongliu
;
Ni, Jiahua
;
Zhang, Shaoxiang
;
Liu, Jingyi
;
Zhang, Yuanzhuang
;
Xu, Haidong
;
Cheng, Pengfei
;
Liu, Shen
;
Zheng, Yufeng
;
Zhang, Xiaonong
;
Chai, Yimin
收藏
  |  
浏览/下载:3/0
  |  
提交时间:2017/12/03
ELECTRICAL-CONDUCTIVITY
DEGRADATION BEHAVIOR
DENTAL ALLOYS
SCREW
PHOSPHATE
STRESS
VITRO
COMPONENTS
PROTEINS
BLOOD
Evolutionary dynamics of N-person Hawk-Dove games
期刊论文
SCIENTIFIC REPORTS, 2017
Chen, Wei
;
Gracia-Lazaro, Carlos
;
Li, Zhiwu
;
Wang, Long
;
Moreno, Yamir
收藏
  |  
浏览/下载:3/0
  |  
提交时间:2017/12/03
SNOWDRIFT GAMES
PRISONERS-DILEMMA
COOPERATION
Influence of Relativistic Effects on Assembled re Structures of V-Shaped Bispyridine Molecules on M(111) Surfaces Where M = Cu, Ag, Au
期刊论文
ACS NANO, 2017
Zhang, Xue
;
Li, Na
;
Yuan, Chenyang
;
Gu, Gaochen
;
Zhang, Yajie
;
Nieckarz, Damian
;
Szabelski, Pawel
;
Hou, Shimin
;
Teo, Boon K.
;
Wang, Yongfeng
收藏
  |  
浏览/下载:27/0
  |  
提交时间:2017/12/03
relativistic effects
STM
surface chemistry
coordination chemistry
self-assembly
ORGANIC COORDINATION NETWORKS
METAL-SURFACES
NANOSTRUCTURES
AG(111)
AU(111)
CU(111)
LAYER
POLYMERIZATION
INTERMEDIATE
DEPOSITION
Dynamic Path To Stability in LTE-Unlicensed With User Mobility: A Matching Framework
期刊论文
IEEE TRANSACTIONS ON WIRELESS COMMUNICATIONS, 2017
Gu, Yunan
;
Jiang, Chunxiao
;
Cai, Lin X.
;
Pan, Miao
;
Song, Lingyang
;
Han, Zhu
收藏
  |  
浏览/下载:8/0
  |  
提交时间:2017/12/03
LTE-Unlicensed
user mobility
stable marriage problem
random path to stability
matching theory
WI-FI
NETWORKS
COEXISTENCE
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