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科研机构
北京大学 [58]
内容类型
期刊论文 [51]
其他 [7]
发表日期
2017 [4]
2016 [10]
2015 [6]
2014 [6]
2013 [8]
2012 [4]
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专题:北京大学
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Phenological responses of Icelandic subarctic grasslands to short-term and long-term natural soil warming
期刊论文
GLOBAL CHANGE BIOLOGY, 2017
Leblans, Niki I. W.
;
Sigurdsson, Bjarni D.
;
Vicca, Sara
;
Fu, Yongshuo
;
Penuelas, Josep
;
Janssens, Ivan A.
收藏
  |  
浏览/下载:23/0
  |  
提交时间:2017/12/03
climate change
geothermal warming
Iceland
normalized difference vegetation index
phenology
subarctic grassland
TIBETAN PLATEAU GRASSLANDS
VEGETATION GREEN-UP
CLIMATE-CHANGE
SPRING PHENOLOGY
LEAF PHENOLOGY
HIGH-LATITUDES
GEOTHERMAL ECOSYSTEMS
MONITORING VEGETATION
HEAT REQUIREMENT
GLOBAL CHANGE
Contributions of volatile and nonvolatile compounds (at 300 degrees C) to condensational growth of atmospheric nanoparticles: An assessment based on 8.5 years of observations at the Central Europe background site Melpitz
期刊论文
JOURNAL OF GEOPHYSICAL RESEARCH-ATMOSPHERES, 2017
Wang, Zhibin
;
Birmili, Wolfram
;
Hamed, Amar
;
Wehner, Birgit
;
Spindler, Gerald
;
Pei, Xiangyu
;
Wu, Zhijun
;
Cheng, Yafang
;
Su, Hang
;
Wiedensohler, Alfred
收藏
  |  
浏览/下载:7/0
  |  
提交时间:2017/12/03
NUMBER SIZE DISTRIBUTIONS
SULFURIC-ACID CONCENTRATION
NUCLEATION MODE PARTICLES
LONG-TERM OBSERVATIONS
ORGANIC-COMPOUNDS
AEROSOL-PARTICLES
BOREAL FOREST
FREE TROPOSPHERE
FORMATION EVENTS
BOUNDARY-LAYER
A 3-D binder-free nanoporous anode for a safe and stable charging of lithium ion batteries
期刊论文
MATERIALS RESEARCH BULLETIN, 2017
Chen, Yijun
;
Wang, Yunsong
;
Yousaf, Muhammad
;
Ma, Zhimin
;
Zou, Mingchu
;
Cao, Anyuan
;
Han, Ray P. S.
收藏
  |  
浏览/下载:2/0
  |  
提交时间:2017/12/03
Microporous materials
Nanostructures
Solvothermal
Electrochemical measurements
Energy storage
ELECTROCHEMICAL ENERGY-STORAGE
CARBON NANOTUBE SPONGES
HIGH-PERFORMANCE ANODE
NB2O5 NANOCRYSTALS
NIOBIUM PENTOXIDE
CATHODE MATERIALS
RATE CAPABILITY
NANOSHEETS
SUPERCAPACITORS
CAPACITY
Precise tuning in platinum-nickel/ nickel sulfide interface nanowires for synergistic hydrogen evolution catalysis
期刊论文
NATURE COMMUNICATIONS, 2017
Wang, Pengtang
;
Zhang, Xu
;
Zhang, Jin
;
Wan, Sheng
;
Guo, Shaojun
;
Lu, Gang
;
Yao, Jianlin
;
Huang, Xiaoqing
收藏
  |  
浏览/下载:3/0
  |  
提交时间:2017/12/03
PHASE
ELECTROCATALYSIS
NANOPARTICLES
NANOCRYSTALS
SURFACES
Emerging opportunities and challenges in phenology: a review
期刊论文
ECOSPHERE, 2016
Tang, Jianwu
;
Korner, Christian
;
Muraoka, Hiroyuki
;
Piao, Shilong
;
Shen, Miaogen
;
Thackeray, Stephen J.
;
Yang, Xi
收藏
  |  
浏览/下载:6/0
  |  
提交时间:2017/12/03
cameras
greenness
ILTER
modeling
phenology
scale
Special Feature: International LTER
DECIDUOUS BROADLEAF FOREST
TERRESTRIAL CHLOROPHYLL FLUORESCENCE
GROSS PRIMARY PRODUCTION
SPECTRAL VEGETATION INDEXES
DIGITAL CAMERA IMAGES
LIGHT-USE EFFICIENCY
LEAF-AREA INDEX
CLIMATE-CHANGE
GREEN-UP
INTERANNUAL VARIATIONS
Analysis of Aerosol Properties in Beijing Based on Ground-Based Sun Photometer and Air Quality Monitoring Observations from 2005 to 2014
期刊论文
REMOTE SENSING, 2016
Chen, Wei
;
Tang, Hongzhao
;
Zhao, Haimeng
;
Yan, Lei
收藏
  |  
浏览/下载:6/0
  |  
提交时间:2017/12/03
aerosol
AERONET
aerosol optic depth
single scattering albedo
API
REMOTE-SENSING MEASUREMENTS
SKY RADIANCE MEASUREMENTS
NORTH CHINA PLAIN
OPTICAL-PROPERTIES
AERONET MEASUREMENTS
INVERSION ALGORITHM
MISR AEROSOL
HEAVY HAZE
MODIS
PM2.5
Monitoring and Assessing the 2012 Drought in the Great Plains: Analyzing Satellite-Retrieved Solar-Induced Chlorophyll Fluorescence, Drought Indices, and Gross Primary Production
期刊论文
REMOTE SENSING, 2016
Wang, Siheng
;
Huang, Changping
;
Zhang, Lifu
;
Lin, Yi
;
Cen, Yi
;
Wu, Taixia
收藏
  |  
浏览/下载:9/0
  |  
提交时间:2017/12/03
drought monitoring
solar-induced chlorophyll fluorescence (SIF)
drought indices
gross primary production (GPP)
Great Plains
hyperspectral remote sensing
GROWING-SEASON CARBON
WATER-STRESS
UNITED-STATES
VEGETATION
PHOTOSYNTHESIS
EXCHANGE
SPACE
TEMPERATURE
MECHANISMS
INSIGHTS
USING GPS SNR DATA TO ESTIMATE SOIL MOISTURE VARIATIONS: PROPOSING A NEW INTERFERENCE MODEL
其他
2016-01-01
Peng, Xuefeng
;
Wan, Wei
;
Chen, Xiuwan
收藏
  |  
浏览/下载:3/0
  |  
提交时间:2017/12/03
GNSS-R
SNR
interference
soil moisture
topography
REFLECTOMETRY
Multi-model evaluation of short-lived pollutant distributions over east Asia during summer 2008
期刊论文
ATMOSPHERIC CHEMISTRY AND PHYSICS, 2016
Quennehen, B.
;
Raut, J.C.
;
Law, K. S.
;
Daskalakis, N.
;
Ancellet, G.
;
Clerbaux, C.
;
Kim, S.W.
;
Lund, M. T.
;
Myhre, G.
;
Olivie, D. J. L.
;
Safieddine, S.
;
Skeie, R. B.
;
Thomas, J. L.
;
Tsyro, S.
;
Bazureau, A.
;
Bellouin, N.
;
Hu, M.
;
Kanakidou, M.
;
Klimont, Z.
;
Kupiainen, K.
;
Myriokefalitakis, S.
;
Quaas, J.
;
Rumbold, S. T.
;
Schulz, M.
;
Cherian, R.
;
Shimizu, A.
;
Wang, J.
;
Yoon, S.C.
;
Zhu, T.
收藏
  |  
浏览/下载:7/0
  |  
提交时间:2017/12/03
AEROSOL OPTICAL-PROPERTIES
TERM CLIMATE MITIGATION
BLACK CARBON EMISSIONS
EARTH SYSTEM MODEL
NORTH CHINA PLAIN
AIR-QUALITY
NEAR-TERM
BOUNDARY-LAYER
OLYMPIC GAMES
ATMOSPHERIC CHEMISTRY
Ambient photolysis frequency of NO_2 determined using chemical actinometer and spectroradiometer at an urban site in Beijing
期刊论文
Frontiers of Environmental Science & Engineering, 2016
Zou Qi
;
Lu Keding
;
Wu Yusheng
;
Yang Yudong
;
Du Zhuofei
;
Hu Min
收藏
  |  
浏览/下载:4/0
  |  
提交时间:2017/12/03
Photolysis frequency of nitrogen dioxide
Chemical actinometer
Spectroradiometer
Tropospheric ultraviolet visible radiation model
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