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科研机构
北京大学 [147]
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其他 [147]
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2016 [14]
2015 [11]
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内容类型:其他
专题:北京大学
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Tradeoffs between forage quality and soil fertility: Lessons from Himalayan rangelands
其他
2016-01-01
Niu, Kechang
;
He, Jin-sheng
;
Zhang, Shiting
;
Lechowicz, Martin J.
收藏
  |  
浏览/下载:6/0
  |  
提交时间:2017/12/03
Alpine meadow
Community weighted mean
Functional diversity
Leaf traits
Soil fertility
GRASSLAND PLANT DIVERSITY
QINGHAI-TIBETAN PLATEAU
ALPINE MEADOW
FUNCTIONAL DIVERSITY
INNER-MONGOLIA
LEAF TRAITS
ECOSYSTEM SERVICES
PHOSPHORUS
NITROGEN
CHINA
Simulation of Bounce Resonance ULF Wave-Particle Interactions
其他
2016-01-01
Rankin, R.
;
Wang, C.
;
Sydorenko, D.
;
Wang, Y.
;
Zong, Q.G.
;
Zhou, X.
收藏
  |  
浏览/下载:4/0
  |  
提交时间:2017/12/03
ULF waves
magnetosphere
drift-bounce resonance
field line resonance
FREQUENCY GEOMAGNETIC-PULSATIONS
RELATIVISTIC ELECTRONS
ACCELERATION
BEHAVIOR
FIELD
3D Simulation for Dynamic Characteristics of Airflow and Dust Control in a Laneway of Coal Mine
其他
2016-01-01
Liu, Hui
;
Mao, Shanjun
;
Li, Mei
;
Yue, Jun
收藏
  |  
浏览/下载:5/0
  |  
提交时间:2017/12/03
Ventilation system
Air flow
Dust dispersion
Eulerian model
CFD
3D visible simulations
VENTILATION
Global well-posedness and scattering for the fourth order nonlinear Schrodinger equations with small data in modulation and Sobolev spaces
其他
2016-01-01
Ruzhansky, Michael
;
Wang, Baoxiang
;
Zhang, Hua
收藏
  |  
浏览/下载:3/0
  |  
提交时间:2017/12/03
Global well-posedness
Fourth order nonlinear Schrodinger equations
Small initial data
Modulation and Sobolev spaces
UNIMODULAR FOURIER MULTIPLIERS
HIGHER-ORDER DISPERSION
CAUCHY-PROBLEM
REGULARITY
REPRESENTATION
OPERATORS
MAPS
NLS
Dispersion-corrected metasurface for beam deflector and flat lens
其他
2016-01-01
Yan, Libin
;
Cat, Hong
;
Gu, Yuan Dong
;
Zhu, Weiming
;
Wu, Pin Chieh
;
Yang, Zhengchuan
;
Jin, Yefeng
;
Hao, Yulong
;
Kwong, Dim-Lee
;
Liu, Ai-Qun
收藏
  |  
浏览/下载:2/0
  |  
提交时间:2017/12/03
DISPERSION-CORRECTED METASURFACE FOR BEAM DEFLECTOR AND FLAT LENS
其他
2016-01-01
Yan, Libin
;
Cai, Hong
;
Gu, Yuan Dong
;
Zhu, Weiming
;
Wu, Pin Chieh
;
Yang, Zhengchuan
;
Jin, Yefeng
;
Hao, Yulong
;
Kwong, Dim-Lee
;
Liu, Ai-Qun
收藏
  |  
浏览/下载:6/0
  |  
提交时间:2017/12/03
PLASMONIC METASURFACES
PHASE DISCONTINUITIES
LIGHT-PROPAGATION
GRADIENT
Studies on novel terahertz electronic sources based on doubly-corrugated metasurfaces
其他
2016-01-01
Liu, Yong-Qiang
;
Kong, Ling-Bao
;
Liu, Pu-Kun
收藏
  |  
浏览/下载:3/0
  |  
提交时间:2017/12/03
Research on Cs Active Faraday Optical Frequency Standard with 459 nm Laser Pumping
其他
2016-01-01
Zhang, Xiaogang
;
Jiang, Zhaojie
;
Tao, Zhiming
;
Shang, Haosen
;
Zhang, Chi
;
Chen, Jingbiao
收藏
  |  
浏览/下载:8/0
  |  
提交时间:2017/12/03
active Faraday optical frequency standard
459 nm laser pumping
Faraday anomalous dispersion optical filter
Studies on Terahertz electronic sources based on asymmetric doubly-corrugated plasmonic waveguide
其他
2016-01-01
Liu, Yong-Qiang
;
Kong, Ling-Bao
;
Liu, Pu-Kun
收藏
  |  
浏览/下载:4/0
  |  
提交时间:2017/12/03
SURFACE-PLASMONS
METAL-SURFACES
POLARITONS
Design and Analysis of Micro-machined Folded Waveguide Slow-wave Structure for 220 GHz Application
其他
2016-01-01
Bian, Xingwang
;
Miao, Min
;
Li, Zhensong
收藏
  |  
浏览/下载:4/0
  |  
提交时间:2017/12/03
folded waveguide
slow-wave structure
terahertz
traveling wave tube
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