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科研机构
北京大学 [374]
内容类型
期刊论文 [294]
其他 [70]
会议论文 [10]
发表日期
2017 [11]
2016 [28]
2015 [30]
2014 [27]
2013 [38]
2012 [30]
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专题:北京大学
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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
Daysidemagnetospheric ULF wave frequency modulated by a solar wind dynamic pressure negative impulse
期刊论文
JOURNAL OF GEOPHYSICAL RESEARCH-SPACE PHYSICS, 2017
Shen, X. C.
;
Shi, Q. Q.
;
Zong, Q.G.
;
Tian, A. M.
;
Nowada, M.
;
Sun, W. J.
;
Zhao, H. Y.
;
Hudson, M. K.
;
Wang, H. Z.
;
Fu, S. Y.
;
Pu, Z. Y.
收藏
  |  
浏览/下载:6/0
  |  
提交时间:2017/12/03
FIELD LINE RESONANCES
THEMIS OBSERVATIONS
SUDDEN IMPULSE
MAGNETOSPHERE
PULSATIONS
ELECTRONS
MAGNETOPAUSE
SPACECRAFT
EVENTS
AURORA
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
Stromatolites near the Permian-Triassic boundary in Chongyang, Hubei Province, South China: A geobiological window into palaeo-oceanic fluctuations following the end-Permian extinction
期刊论文
PALAEOGEOGRAPHY PALAEOCLIMATOLOGY PALAEOECOLOGY, 2017
Adachi, Natsuko
;
Asada, Yuya
;
Ezaki, Yoichi
;
Liu, Jianbo
收藏
  |  
浏览/下载:5/0
  |  
提交时间:2017/12/03
Extinction
Microbialite
Ocean condition
South China
Stromatolite
WESTERN UNITED-STATES
MASS EXTINCTION
NANPANJIANG BASIN
GUIZHOU PROVINCE
PALEOENVIRONMENTAL SIGNIFICANCE
DOLOMITE PRECIPITATION
MARINE STROMATOLITES
ENVIRONMENTAL-CHANGE
SICHUAN PROVINCE
GREAT BANK
我国不同大气环境下亚微米颗粒物吸湿特性
期刊论文
中国环境科学, 2017
王渝
;
吴志军
;
胡敏
收藏
  |  
浏览/下载:8/0
  |  
提交时间:2017/12/03
颗粒物吸湿性
粒径分布
模态分布
有效吸湿参数
化学组分
particle hygroscopicity
size distribution
hygroscopic mode distribution
effective hygroscopic parameters
chemical composition
Fast Intra-Mode and CU Size Decision for HEVC
期刊论文
IEEE TRANSACTIONS ON CIRCUITS AND SYSTEMS FOR VIDEO TECHNOLOGY, 2017
Zhang, Tao
;
Sun, Ming-Ting
;
Zhao, Debin
;
Gao, Wen
收藏
  |  
浏览/下载:8/0
  |  
提交时间:2017/12/03
Coding unit (CU) size decision
fast intra coding
gradient
High Efficient Video Coding (HEVC)
intra-mode decision
support vector machine (SVM)
VIDEO CODING HEVC
MODE DECISION
ALGORITHM
PREDICTION
COMPLEXITY
STANDARD
Weakly nonlinear incompressible Rayleigh-Taylor instability in spherical geometry
期刊论文
PHYSICS OF PLASMAS, 2017
Zhang, J.
;
Wang, L. F.
;
Ye, W. H.
;
Wu, J. F.
;
Guo, H. Y.
;
Zhang, W. Y.
;
He, X. T.
收藏
  |  
浏览/下载:102/0
  |  
提交时间:2017/12/03
RICHTMYER-MESHKOV INSTABILITIES
INERTIAL FUSION
COMPRESSION
STABILITY
Evaporating thin film profile near the contact line of a partially wetting water droplet under environmental heating
期刊论文
INTERNATIONAL JOURNAL OF HEAT AND MASS TRANSFER, 2017
Mehrizi, Abbasali Abouei
;
Wang, Hao
收藏
  |  
浏览/下载:6/0
  |  
提交时间:2017/12/03
Partial wetting
Nanoscale morphology
Receding
Droplet evaporation
Contact line
Thin film
AFM
ATOMIC-FORCE MICROSCOPY
LIQUID DROPLETS
SURFACES
MENISCUS
MORPHOLOGY
ANGLES
REGION
Cellular Uptake and Delivery-Dependent Effects of Tb3+-Doped Hydroxyapatite Nanorods
期刊论文
MOLECULES, 2017
Wei, Yan
;
He, Ying
;
Li, Xiyu
;
Chen, Haifeng
;
Deng, Xuliang
收藏
  |  
浏览/下载:3/0
  |  
提交时间:2017/12/03
hydroxyapatite nanostructures
cellular uptake
tissue distribution
toxicity
CARBON NANOTUBES
GOLD NANORODS
BONE
NANOPARTICLES
PARTICLES
COMPOSITE
SURFACE
SCAFFOLDS
A novel robust design method for the sense mode of a MEMS vibratory gyroscope based on fuzzy reliability and Taguchi design
期刊论文
SCIENCE CHINA-TECHNOLOGICAL SCIENCES, 2017
He, ChunHua
;
Zhao, QianCheng
;
Huang, QinWen
;
Lin, LongTao
;
Yang, ZhenChuan
;
Zhang, DaCheng
;
Yan, GuiZhen
收藏
  |  
浏览/下载:3/0
  |  
提交时间:2017/12/03
MEMS gyroscope
fuzzy reliability
Taguchi design
force rebalance control
mode-matching
FORCE REBALANCE CONTROL
CONTROL-SYSTEM
PLATFORM
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