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科研机构
北京大学 [127]
内容类型
期刊论文 [116]
其他 [11]
发表日期
2017 [7]
2016 [10]
2015 [14]
2014 [10]
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共127条,第1-10条
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专题:北京大学
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Determinants of richness patterns differ between rare and common species: implications for Gesneriaceae conservation in China
期刊论文
DIVERSITY AND DISTRIBUTIONS, 2017
Liu, Yunpeng
;
Shen, Zehao
;
Wang, Qinggang
;
Su, Xiangyan
;
Zhang, Wanjun
;
Shrestha, Nawal
;
Xu, Xiaoting
;
Wang, Zhiheng
收藏
  |  
浏览/下载:40/0
  |  
提交时间:2017/12/03
biodiversity hotspots
biogeography
climate change
diversity pattern
endemism
Last Glacial Maximum
range size
winter coldness
2 SPATIAL PROCESSES
CLIMATE-CHANGE
GEOGRAPHICAL-DISTRIBUTION
DIVERSITY GRADIENT
PLANT DIVERSITY
GLOBAL PATTERNS
DISTRIBUTIONS
TEMPERATURE
SPECIATION
VELOCITY
MESSENGER observations of the energization and heating of protons in the near-Mercury magnetotail
期刊论文
GEOPHYSICAL RESEARCH LETTERS, 2017
Sun, W. J.
;
Raines, J. M.
;
Fu, S. Y.
;
Slavin, J. A.
;
Wei, Y.
;
Poh, G. K.
;
Pu, Z. Y.
;
Yao, Z. H.
;
Zong, Q. G.
;
Wan, W. X.
收藏
  |  
浏览/下载:4/0
  |  
提交时间:2017/12/03
proton energization and heating
substorm at Mercury
dipolarization
dawn-dusk distributions
suprathermal particle flux
PLASMA SHEET
MAGNETIC-FIELD
SPATIAL-DISTRIBUTION
GEOTAIL OBSERVATIONS
KAPPA-DISTRIBUTIONS
LOW-ENERGY
MAGNETOSPHERE
PARTICLE
RECONNECTION
ELECTRONS
Electron flat-top distributions and cross-scale wave modulations observed in the current sheet of geomagnetic tail
期刊论文
PHYSICS OF PLASMAS, 2017
Zhao, Duo
;
Fu, Suiyan
;
Parks, George K.
;
Sun, Weijie
;
Zong, Qiugang
;
Pan, Dongxiao
;
Wu, Tong
收藏
  |  
浏览/下载:6/0
  |  
提交时间:2017/12/03
IN-SITU EVIDENCE
MAGNETIC RECONNECTION
THEMIS
FIELD
PLASMA
MAGNETOMETER
MAGNETOTAIL
INSTRUMENT
EMISSIONS
Quasi-freestanding, striped WS2 monolayer with an invariable band gap on Au(001)
期刊论文
NANO RESEARCH, 2017
Hong, Min
;
Zhou, Xiebo
;
Shi, Jianping
;
Qi, Yue
;
Zhang, Zhepeng
;
Fang, Qiyi
;
Guo, Yaguang
;
Sun, Yajuan
;
Liu, Zhongfan
;
Li, Yuanchang
;
Wang, Qian
;
Zhang, Yanfeng
收藏
  |  
浏览/下载:9/0
  |  
提交时间:2017/12/03
WS2
Au(001)
striped superstructure
interfacial interaction
STM/STS
HEXAGONAL BORON-NITRIDE
SINGLE-LAYER MOS2
MOLYBDENUM-DISULFIDE
ELECTRONIC-PROPERTIES
GRAIN-BOUNDARIES
HETEROSTRUCTURES
GRAPHENE
PHOTOLUMINESCENCE
DEFECTS
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
Total free radical species and oxidation equivalent in polluted air
期刊论文
SCIENCE OF THE TOTAL ENVIRONMENT, 2017
Wang, Guoying
;
Jia, Shiming
;
Niu, Xiuli
;
Tian, Haoqi
;
Liu, Yanrong
;
Chen, Xuefu
;
Li, Lan
;
Zhang, Yuanhang
;
Shi, Gaofeng
收藏
  |  
浏览/下载:3/0
  |  
提交时间:2017/12/03
Free radicals
Human health
Linear correlation
Oxidation equivalent
Polluted air
SCAVENGING NATURAL ANTIOXIDANTS
TANDEM MASS-SPECTROMETRY
LIQUID-CHROMATOGRAPHY
OH
PRIDE-PRD2004
ATMOSPHERE
Simultaneous measurements of new particle formation at 1 s time resolution at a street site and a rooftop site
期刊论文
ATMOSPHERIC CHEMISTRY AND PHYSICS, 2017
Zhu, Yujiao
;
Yan, Caiqing
;
Zhang, Renyi
;
Wang, Zifa
;
Zheng, Mei
;
Gao, Huiwang
;
Gao, Yang
;
Yao, Xiaohong
收藏
  |  
浏览/下载:5/0
  |  
提交时间:2017/12/03
SECONDARY ORGANIC AEROSOL
NUCLEATION MODE PARTICLES
DUTY DIESEL-ENGINE
SULFURIC-ACID
ULTRAFINE PARTICLES
SIZE DISTRIBUTION
ATMOSPHERIC PARTICLES
PARTICULATE MATTER
MAJOR HIGHWAY
BLACK CARBON
Electron heating in the exhaust of magnetic reconnection with negligible guide field
期刊论文
JOURNAL OF GEOPHYSICAL RESEARCH-SPACE PHYSICS, 2016
Wang, Shan
;
Chen, Li-Jen
;
Bessho, Naoki
;
Kistler, Lynn M.
;
Shuster, Jason R.
;
Guo, Ruilong
收藏
  |  
浏览/下载:2/0
  |  
提交时间:2017/12/03
GEOTAIL OBSERVATIONS
DIFFUSION REGION
ACCELERATION
MAGNETOTAIL
REVERSALS
SUBSTORM
DYNAMICS
PARALLEL
ION
QUIET-TIME SUPRATHERMAL (similar to 0.1-1.5 keV) ELECTRONS IN THE SOLAR WIND
期刊论文
ASTROPHYSICAL JOURNAL, 2016
Tao, Jiawei
;
Wang, Linghua
;
Zong, Qiugang
;
Li, Gang
;
Salem, Chadi S.
;
Wimmer-Schweingruber, Robert F.
;
He, Jiansen
;
Tu, Chuanyi
;
Bale, Stuart D.
收藏
  |  
浏览/下载:4/0
  |  
提交时间:2017/12/03
acceleration of particles
solar wind
Sun: particle emission
VELOCITY DISTRIBUTION-FUNCTIONS
HELIOS PLASMA-EXPERIMENT
KEV SUPERHALO ELECTRONS
CORONA
DISTRIBUTIONS
MODEL
HALO
U-Pb ages and Lu-Hf isotopes of detrital zircons from the southern Qinling Orogen: Implications for Precambrian to Phanerozoic tectonics in central China
期刊论文
GONDWANA RESEARCH, 2016
Zhou, Zhen-Ju
;
Mao, Shi-Dong
;
Chen, Yan-Jing
;
Santosh, M.
收藏
  |  
浏览/下载:5/0
  |  
提交时间:2017/12/03
Detrital zircon
U-Pb geochronology
Hf isotopes
Tectonics
Qinling Orogen
ULTRAHIGH-TEMPERATURE METAMORPHISM
MOLYBDENITE-FLUORITE DEPOSIT
FLUID INCLUSION GEOCHEMISTRY
ARCHEAN CRUSTAL EVOLUTION
XIAOQINLING GOLD FIELD
NORTHERN YANGTZE BLOCK
GREAT OXIDATION EVENT
AU-MO DEPOSIT
ORE GENESIS
HENAN PROVINCE
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