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科研机构
北京大学 [16]
内容类型
期刊论文 [12]
其他 [4]
发表日期
2017 [2]
2016 [2]
2015 [2]
2014 [2]
2012 [2]
2008 [1]
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专题:北京大学
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LINEAR DAMPING OF ALFVEN WAVES BY PHASE MIXING
其他
2017-01-01
Ren, Siqi
;
Zhao, Weiren
收藏
  |  
浏览/下载:3/0
  |  
提交时间:2017/12/03
linear damping
Alfven waves
incompressible MHD equations
MHD EQUATIONS
HYDRODYNAMIC STABILITY
ASYMPTOTIC STABILITY
MAGNETIC DIFFUSION
EULER EQUATIONS
2D EULER
EXISTENCE
DECAY
FIELD
Controlling of Structural Ordering and Rigidity of beta-SiAION:Eu through Chemical Cosubstitution to Approach Narrow-Band Emission for Light-Emitting Diodes Application
期刊论文
CHEMISTRY OF MATERIALS, 2017
Zhang, Xuejie
;
Fang, Mu-Huai
;
Tsai, Yi-Ting
;
Lazarowska, Agata
;
Mahlik, Sebastian
;
Lesniewski, Tadeusz
;
Grinberg, Marek
;
Pang, Wei Kong
;
Pan, Fengjuan
;
Liang, Chaolun
;
Zhou, Wuzong
;
Wang, Jing
;
Lee, Jyh-Fu
;
Cheng, Bing-Ming
;
Hung, Tsu-Lien
;
Chen, Yang-Yuan
;
Liu, Ru-Shi
收藏
  |  
浏览/下载:115/0
  |  
提交时间:2017/12/03
HIGH THERMAL-STABILITY
LUMINESCENCE PROPERTIES
SRLIAL3N4EU2+ PHOSPHOR
SIALON CERAMICS
PHOTOLUMINESCENCE
PRESSURE
CRYSTAL
BETA-SI6-ZALZOZN8-Z
BETA-SIALON/PR3+
SI6-ZALZOZN8-Z
Room-temperature phosphorescence from purely organic materials
期刊论文
CHINESE CHEMICAL LETTERS, 2016
Liu, Yang
;
Zhan, Ge
;
Liu, Zhi-Wei
;
Bian, Zu-Qiang
;
Huang, Chun-Hui
收藏
  |  
浏览/下载:4/0
  |  
提交时间:2017/12/03
Room-temperature phosphorescence
Purely organic material
Intersystem crossing
Non-radiation transition
LIGHT-EMITTING-DIODES
FUNCTIONALIZED BETA-DIKETONATE
AMORPHOUS POLYMER MATRICES
HIGHLY EFFICIENT
HEAVY-ATOM
AROMATIC-HYDROCARBONS
IRIDIUM COMPLEXES
DUAL-EMISSION
COCRYSTALS
1,4-DIIODOTETRAFLUOROBENZENE
Weak extinction versus global exponential growth of total mass for superdiffusions
其他
2016-01-01
Englaender, Janos
;
Ren, Yan-Xia
;
Song, Renming
收藏
  |  
浏览/下载:6/0
  |  
提交时间:2017/12/03
Superdiffusion
Superprocess
Measure-valued process
Gauge theorem
Kato class
Growth bound
Principal eigenvalue
h-transform
Weak extinction
Total mass
MEASURE-VALUED DIFFUSIONS
BRANCHING-PROCESSES
BROWNIAN-MOTION
SCHRODINGER SEMIGROUPS
POSITIVE SOLUTIONS
OCCUPATION TIMES
LOCAL EXTINCTION
OPERATORS
GAUGEABILITY
CONSTRUCTION
SOLAR WIND similar to 20-200 keV SUPERHALO ELECTRONS AT QUIET TIMES
期刊论文
ASTROPHYSICAL JOURNAL LETTERS, 2015
Wang, Linghua
;
Yang, Liu
;
He, Jiansen
;
Tu, Chuanyi
;
Pei, Zhongtian
;
Wimmer-Schweingruber, Robert F.
;
Bale, Stuart D.
收藏
  |  
浏览/下载:2/0
  |  
提交时间:2017/12/03
acceleration of particles
solar wind
Sun: particle emission
HELIOS PLASMA-EXPERIMENT
ACCELERATION
CONNECTION
PARTICLES
WAVES
HALO
SUN
Contribution of environmental filtering and dispersal limitation to species turnover of temperate deciduous broad-leaved forests in China
期刊论文
applied vegetation science, 2015
Liu, Yining
;
Tang, Zhiyao
;
Fang, Jingyun
收藏
  |  
浏览/下载:5/0
  |  
提交时间:2015/11/10
Altitudinal gradient
Beta-diversity
Dispersal limitation
Distance decay
Environmental divergence
Geographic distance
Niche differentiation
Species turnover
BETA-DIVERSITY
TROPICAL FORESTS
NORTH-AMERICA
AREA RELATIONSHIPS
SPATIAL PROCESSES
GLOBAL PATTERNS
DISTANCE DECAY
RICHNESS
SIMILARITY
SCALE
Ytterbium(III) Porpholactones: beta-Lactonization of Porphyrin Ligands Enhances Sensitization Efficiency of Lanthanide Near-Infrared Luminescence
期刊论文
chemistry a european journal, 2014
Ke, Xian-Sheng
;
Yang, Bo-Yan
;
Cheng, Xin
;
Chan, Sharon Lai-Fung
;
Zhang, Jun-Long
收藏
  |  
浏览/下载:6/0
  |  
提交时间:2015/11/10
biosensors
lanthanides
luminescence
porphyrinoids
ytterbium
PRESSURE-SENSITIVE PAINT
N-CONFUSED PORPHYRIN
MONOPORPHYRINATE COMPLEXES
GLUCOSE-OXIDASE
QUANTUM YIELDS
CANCER-CELLS
TETRA(PENTAFLUOROPHENYL)PORPHOLACTONE
PHOTOLUMINESCENCE
COORDINATION
TEMPERATURE
Patterns of phylogenetic beta diversity in China's grasslandsin in relation to geographical and environmental distance
期刊论文
basic and applied ecology, 2014
Chi, Xiulian
;
Tang, Zhiyao
;
Fang, Jingyun
收藏
  |  
浏览/下载:3/0
  |  
提交时间:2015/11/11
Dispersal limitation
Distance decay
Environmental distance
Environmental filtering
Geographical distance
Phylogenetic beta-diversity
ECOLOGICAL COMMUNITIES
MICROBIAL COMMUNITIES
STOCHASTIC-PROCESSES
PLANT
EVOLUTIONARY
FORESTS
TRAITS
TREE
ANGIOSPERMS
ECOSYSTEMS
Geographical patterns in the beta diversity of China's woody plants: the influence of space, environment and range size
期刊论文
ecography, 2012
Wang, Zhiheng
;
Fang, Jingyun
;
Tang, Zhiyao
;
Shi, Lei
收藏
  |  
浏览/下载:4/0
  |  
提交时间:2015/11/13
AVIAN SPECIES RICHNESS
NORTH-AMERICA
LATITUDINAL GRADIENT
SPATIAL PROCESSES
EASTERN ASIA
SCALE
TURNOVER
DISPERSAL
FOREST
ENERGY
Geography, environment, and spatial turnover of species in China's grasslands
期刊论文
ecography, 2012
Tang, Zhiyao
;
Fang, Jingyun
;
Chi, Xiulian
;
Yang, Yuanhe
;
Ma, Wenhong
;
Mohhamot, Anwar
;
Guo, Zhaodi
;
Liu, Yining
;
Gaston, Kevin J.
收藏
  |  
浏览/下载:4/0
  |  
提交时间:2015/11/10
BETA-DIVERSITY
DISPERSAL LIMITATION
DISTANCE-DECAY
ECOLOGICAL COMMUNITIES
PATTERNS
SIMILARITY
FOREST
DISTRIBUTIONS
DISTINGUISH
NEUTRALITY
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