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科研机构
北京大学 [287]
内容类型
期刊论文 [222]
其他 [52]
会议论文 [13]
发表日期
2017 [23]
2016 [40]
2015 [19]
2014 [21]
2013 [23]
2012 [10]
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专题:北京大学
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Nonlinear variations of forest leaf area index over China during 1982-2010 based on EEMD method
期刊论文
INTERNATIONAL JOURNAL OF BIOMETEOROLOGY, 2017
Yin, Yunhe
;
Ma, Danyang
;
Wu, Shaohong
;
Dai, Erfu
;
Zhu, Zaichun
;
Myneni, Ranga B.
收藏
  |  
浏览/下载:5/0
  |  
提交时间:2017/12/03
Leaf area index
Forest
Variations
EEMD method
VEGETATION GREENING TREND
LAND-SURFACE MODELS
TIME-SERIES
INTERANNUAL VARIABILITY
CLIMATE-CHANGE
TEMPERATURE
LAI
UNCERTAINTY
NITROGEN
DYNAMICS
Global ULF waves generated by a hot flow anomaly
期刊论文
GEOPHYSICAL RESEARCH LETTERS, 2017
Zhao, L. L.
;
Zhang, H.
;
Zong, Q. G.
收藏
  |  
浏览/下载:3/0
  |  
提交时间:2017/12/03
hot flow anomaly
ULF waves
discontinuity
bow shock
EARTHS BOW SHOCK
SOLAR-WIND
DIAMAGNETIC CAVITIES
OSCILLATIONS
EVOLUTION
Dynamics of Subarcsecond Bright Dots in the Transition Region above Sunspots and Their Relation to Penumbral Micro-jets
期刊论文
ASTROPHYSICAL JOURNAL LETTERS, 2017
Samanta, Tanmoy
;
Tian, Hui
;
Banerjee, Dipankar
;
Schanche, Nicole
收藏
  |  
浏览/下载:5/0
  |  
提交时间:2017/12/03
Sun: corona
Sun: magnetic fields
Sun: oscillations
Sun: transition region
Sun: UV radiation
HI-C
IMAGING-SPECTROGRAPH
Van Allen Probes observation of a 360 degrees phase shift in the flux modulation of injected electrons by ULF waves
期刊论文
GEOPHYSICAL RESEARCH LETTERS, 2017
Chen, X.R.
;
Zong, Q.G.
;
Zhou, X.Z.
;
Blake, J. Bernard
;
Wygant, J. R.
;
Kletzing, C. A.
收藏
  |  
浏览/下载:4/0
  |  
提交时间:2017/12/03
CHARGED-PARTICLE BEHAVIOR
RADIATION-BELT ELECTRONS
RELATIVISTIC ELECTRONS
ENERGETIC ELECTRONS
GEOSTATIONARY ORBIT
INNER MAGNETOSPHERE
SPACE DENSITY
ACCELERATION
SUBSTORMS
SIMULATION
Meridional movement of northern and southern equatorial ionization anomaly crests in the East-Asian sector during 2002–2003 SSW
期刊论文
Science China. Earth Sciences, 2017
Mo Xiaohua
;
Zhang Donghe
;
Goncharenko Larisa
;
Zhang Shunrong
;
Hao Yongqiang
;
Xiao Zuo
;
Pei Jiazheng
;
Yoshikawa Akimasa
;
Chau Haduyen
收藏
  |  
浏览/下载:4/0
  |  
提交时间:2017/12/03
Equatorial ionization anomaly
Sudden stratospheric warming
Ionosphere
Complete synthetic seismograms based on a spherical self-gravitating Earth model with an atmosphere-ocean-mantle-core structure
期刊论文
GEOPHYSICAL JOURNAL INTERNATIONAL, 2017
Wang, Rongjiang
;
Heimann, Sebastian
;
Zhang, Yong
;
Wang, Hansheng
;
Dahm, Torsten
收藏
  |  
浏览/下载:14/0
  |  
提交时间:2017/12/03
Acoustic-gravity waves
Bodywaves
Computational seismology
Surface waves and free oscillations
Theoretical seismology
Wave propagation
SUPERCONDUCTING GRAVIMETER DATA
SLICHTER TRIPLET
HALF-SPACE
INNER-CORE
POSTSEISMIC RELAXATION
INTERNAL DISLOCATIONS
REFLECTIVITY METHOD
POINT DISLOCATION
SYMMETRICAL EARTH
FREE OSCILLATIONS
Phase relationship between ULF waves and drift-bounce resonant ions: A statistical study
期刊论文
JOURNAL OF GEOPHYSICAL RESEARCH-SPACE PHYSICS, 2017
Ren, Jie
;
Zong, Q. G.
;
Zhou, X. Z.
;
Rankin, R.
;
Wang, Y. F.
;
Gu, S. J.
;
Zhu, Y. F.
收藏
  |  
浏览/下载:5/0
  |  
提交时间:2017/12/03
FREQUENCY GEOMAGNETIC-PULSATIONS
CHARGED-PARTICLE BEHAVIOR
POLOIDAL ALFVEN WAVES
HYDROMAGNETIC-WAVES
DIPOLE FIELD
CONDUCTIVITIES
MAGNETOSPHERE
Surge-like Oscillations above Sunspot Light Bridges Driven by Magnetoacoustic Shocks
期刊论文
ASTROPHYSICAL JOURNAL, 2017
Zhang, Jingwen
;
Tian, Hui
;
He, Jiansen
;
Wang, Linghua
收藏
  |  
浏览/下载:2/0
  |  
提交时间:2017/12/03
line: profiles
Sun: chromosphere
Sun: oscillations
sunspots
Sun: transition region
REGION-IMAGING-SPECTROGRAPH
HIGH-RESOLUTION OBSERVATIONS
TRANSITION-REGION
PLASMA EJECTIONS
MAGNETIC-FIELDS
DYNAMIC FIBRILS
FLUX EMERGENCE
UMBRAL FLASHES
WAVES
PROPAGATION
Almost periodic solutions for an asymmetric oscillation
其他
2017-01-01
Huang, Peng
;
Li, Xiong
;
Liu, Bin
收藏
  |  
浏览/下载:2/0
  |  
提交时间:2017/12/03
Almost periodic mappings
Invariant curve theorem
Asymmetric oscillations
Almost periodic solutions
Boundedness
JUMPING NONLINEARITIES
TWIST MAPPINGS
BOUNDEDNESS
SYSTEMS
THEOREM
Sequential sampling of visual objects during sustained attention
期刊论文
PLOS BIOLOGY, 2017
Jia, Jianrong
;
Liu, Ling
;
Fang, Fang
;
Luo, Huan
收藏
  |  
浏览/下载:13/0
  |  
提交时间:2017/12/03
ALPHA-BAND OSCILLATIONS
BEHAVIORAL OSCILLATIONS
UNATTENDED STIMULI
WORKING-MEMORY
THETA-BAND
PERCEPTION
EEG
INHIBITION
MODULATION
RESOLUTION
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