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科研机构
北京大学 [103]
内容类型
期刊论文 [90]
其他 [12]
会议论文 [1]
发表日期
2017 [14]
2016 [10]
2015 [14]
2014 [13]
2013 [14]
2012 [8]
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专题:北京大学
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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
Impact of grassland degradation on soil phytolith carbon sequestration in Inner Mongolian steppe of China
期刊论文
GEODERMA, 2017
Pan, Wenjie
;
Song, Zhaoliang
;
Liu, Hongyan
;
Mueller, Karin
;
Yang, Xiaomin
;
Zhang, Xiaodong
;
Li, Zimin
;
Liu, Xu
;
Qiu, Shuang
;
Hao, Qian
;
Wang, Hailong
收藏
  |  
浏览/下载:123/0
  |  
提交时间:2017/12/03
Phytolith-occluded carbon
Degradation
Grassland management
Northern China
OCCLUDED CARBON
BIOGEOCHEMICAL SEQUESTRATION
NORTHERN CHINA
SILICON
DESERTIFICATION
DISSOLUTION
PLANTS
ACCUMULATION
RHIZOSPHERE
DIVERSITY
Mo deposits in Northwest China: Geology, geochemistry, geochronology and tectonic setting
期刊论文
ORE GEOLOGY REVIEWS, 2017
Wu, Yan-Shuang
;
Chen, Yan-Jing
;
Zhou, Ke-Fa
收藏
  |  
浏览/下载:5/0
  |  
提交时间:2017/12/03
Northwest China
Central Asia Orogenic Belt
Mo deposit
Ore geology
Continental collision
Subduction-related accretion
ZIRCON U-PB
PORPHYRY CU DEPOSIT
EASTERN TIANSHAN MOUNTAINS
ORE-FORMING FLUIDS
CARBONIFEROUS INTRAOCEANIC SUBDUCTION
MAFIC-ULTRAMAFIC INTRUSIONS
BAISHAN MOLYBDENUM DEPOSIT
BEISHAN OROGENIC BELT
RE-OS GEOCHRONOLOGY
NW-CHINA
Genesis and open-system evolution of Quaternary magmas beneath southeastern margin of Tibet: Constraints from Sr-Nd-Pb-Hf isotope systematics
期刊论文
LITHOS, 2017
Zou, Haibo
;
Ma, Mingjia
;
Fan, Qicheng
;
Xu, Bei
;
Li, Shuang-Qing
;
Zhao, Yongwei
;
King, David T., Jr.
收藏
  |  
浏览/下载:9/0
  |  
提交时间:2017/12/03
Quaternary volcano
Assimilation fractional crystallization
Tengchong
Continental subduction
indo-Asian collision
TENGCHONG VOLCANIC FIELD
INDO-ASIAN COLLISION
ZIRCON U-PB
TRACE-ELEMENT
MANTLE SOURCE
CRUSTAL STRUCTURE
WESTERN YUNNAN
ULTRAPOTASSIC MAGMATISM
PLATEAU IMPLICATIONS
SOUTHWESTERN CHINA
Spatiotemporal Fuzzy Clustering Strategy for Urban Expansion Monitoring Based on Time Series of Pixel-Level Optical and SAR Images
期刊论文
IEEE JOURNAL OF SELECTED TOPICS IN APPLIED EARTH OBSERVATIONS AND REMOTE SENSING, 2017
Li, Shuang
;
Wang, Yafei
;
Chen, Peipei
;
Xu, Xinliang
;
Cheng, Chengqi
;
Chen, Bo
收藏
  |  
浏览/下载:5/0
  |  
提交时间:2017/12/03
Fuzzy information granulation
optical-synthetic aperture radar (SAR) image time series
pixel level
spatiotemporal fuzzy clustering (STFC)
urban expansion
REMOTE-SENSING IMAGES
UNSUPERVISED CHANGE DETECTION
LAND-COVER CHANGE
WEST-AFRICA
FUSION
AREAS
SEGMENTATION
CLASSIFICATION
CHINA
URBANIZATION
Cyclophilin A-regulated ubiquitination is critical for RIG-I-mediated antiviral immune responses
期刊论文
ELIFE, 2017
Liu, Wei
;
Li, Jing
;
Zheng, Weinan
;
Shang, Yingli
;
Zhao, Zhendong
;
Wang, Shanshan
;
Bi, Yuhai
;
Zhang, Shuang
;
Xu, Chongfeng
;
Duan, Ziyuan
;
Zhang, Lianfeng
;
Wang, Yue L.
;
Jiang, Zhengfan
;
Liu, Wenjun
;
Sun, Lei
收藏
  |  
浏览/下载:5/0
  |  
提交时间:2017/12/03
HEPATITIS-C VIRUS
NF-KAPPA-B
INNATE IMMUNITY
SIGNALING ADAPTER
MAVS DEGRADATION
STRUCTURAL BASIS
CYCLOSPORINE-A
RNA VIRUSES
PROTEIN
LIGASE
Diastereoselective Synthesis of Diquinanes and Triquinanes Bearing Vicinal Quaternary Carbon Stereocenters from Acyclic Allene-based Precursors via a Cascade Reaction
期刊论文
ORGANIC LETTERS, 2017
Li, Shuang
;
Zhang, Pengpeng
;
Li, Yuanhe
;
Lu, Shumin
;
Gong, Jianxian
;
Yang, Zhen
收藏
  |  
浏览/下载:6/0
  |  
提交时间:2017/12/03
CATALYZED 3+2 CYCLOADDITION
ELECTRON-DEFICIENT OLEFINS
RADICAL-CHAIN ADDITION
FUNCTIONALIZED CYCLOPENTANES
NATURAL-PRODUCTS
PHOSPHINE
CYCLIZATIONS
ALLENYLSILANES
ANNULATIONS
ACCESS
A novel approach to the pacemaker infection with non-thermal atmospheric pressure plasma
期刊论文
EUROPEAN PHYSICAL JOURNAL-SPECIAL TOPICS, 2017
Zhang, Yuchen
;
Li, Yu
;
Li, Yinglong
;
Yu, Shuang
;
Li, Haiyan
;
Zhang, Jue
收藏
  |  
浏览/下载:4/0
  |  
提交时间:2017/12/03
IMPLANTABLE CARDIOVERTER-DEFIBRILLATORS
BARRIER DISCHARGE PLASMA
STAPHYLOCOCCUS-AUREUS
RISK-FACTORS
INACTIVATION
WATER
PREVENTION
SAFETY
REUSE
Effects of laser re-melting and annealing on microstructure, mechanical property and corrosion resistance of Fe-based amorphous/crystalline composite coating
期刊论文
MATERIALS CHARACTERIZATION, 2017
Wang, Qin-Ying
;
Xi, Yu-Chen
;
Zhao, Yun-Hong
;
Liu, Shuang
;
Bai, Shu-Lin
;
Liu, Zong-De
收藏
  |  
浏览/下载:58/0
  |  
提交时间:2017/12/03
Fe-based amorphous/crystalline composite coating
Laser re-melting
Annealing
Microstructure
Mechanical property
Corrosion resistance
DEFORMATION-BEHAVIOR
GLASSY ALLOYS
CARBON-STEEL
NANOINDENTATION
ENVIRONMENT
MOLYBDENUM
CHROMIUM
Electromagnetic reprogrammable coding-metasurface holograms
期刊论文
NATURE COMMUNICATIONS, 2017
Li, Lianlin
;
Cui, Tie Jun
;
Ji, Wei
;
Liu, Shuo
;
Ding, Jun
;
Wan, Xiang
;
Li, Yun Bo
;
Jiang, Menghua
;
Qiu, Cheng-Wei
;
Zhang, Shuang
收藏
  |  
浏览/下载:5/0
  |  
提交时间:2017/12/03
PHASE DISCONTINUITIES
LIGHT-PROPAGATION
VANADIUM DIOXIDE
METAMATERIALS
TRANSITION
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