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科研机构
北京大学 [16]
内容类型
期刊论文 [16]
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2017 [1]
2016 [2]
2015 [3]
2012 [2]
2009 [1]
2008 [4]
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内容类型:期刊论文
专题:北京大学
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Thermionic electron emission from single carbon nanostructures and its applications in vacuum nanoelectronics
期刊论文
MRS BULLETIN, 2017
Wei, Xianlong
;
Chen, Qing
;
Peng, Lian-Mao
收藏
  |  
浏览/下载:4/0
  |  
提交时间:2017/12/03
ON/OFF CURRENT RATIO
WORK FUNCTION
FIELD
GRAPHENE
NANOTUBES
TEMPERATURE
TRANSISTOR
EMITTERS
DISPLAY
ARRAYS
Uncertainty assessment of source attribution of PM2.5 and its water-soluble organic carbon content using different biomass burning tracers in positive matrix factorization analysis - a case study in Beijing, China
期刊论文
SCIENCE OF THE TOTAL ENVIRONMENT, 2016
Tao, Jun
;
Zhang, Leiming
;
Zhang, Renjian
;
Wu, Yunfei
;
Zhang, Zhisheng
;
Zhang, Xiaoling
;
Tang, Yixi
;
Cao, Junji
;
Zhang, Yuanhang
收藏
  |  
浏览/下载:3/0
  |  
提交时间:2017/12/03
Source apportionment
Biomass burning tracers
Source profiles
SOUTHEASTERN UNITED-STATES
LONG-RANGE TRANSPORT
PARTICULATE MATTER
CHEMICAL-CHARACTERIZATION
AEROSOL FORMATION
SOURCE APPORTIONMENT
URBAN-ENVIRONMENT
ELEMENTAL CARBON
PARTICLE-SIZE
COMBUSTION
Off-Axis Imaging in Keel-Edge Pinhole Single Photon Emission Computed Tomography System Based on Monte Carlo Simulation
期刊论文
CHINESE PHYSICS LETTERS, 2016
Li, Su-Ying
;
Xie, Zhao-Heng
;
Huang, Zhi-Yu
;
Yang, Kun
;
Xu, Bai-Xuan
;
Ren, Qiu-Shi
收藏
  |  
浏览/下载:3/0
  |  
提交时间:2017/12/03
SPECT
RESOLUTION
ANIMALS
Numerical simulation of superhalo electrons generated by magnetic reconnection in the solar wind source region
期刊论文
中国天文和天体物理学报英文版, 2015
Yang, Li-Ping
;
Wang, Ling-Hua
;
He, Jian-Sen
;
Tu, Chuan-Yi
;
Zhang, Shao-Hua
;
Zhang, Lei
;
Feng, Xue-Shang
收藏
  |  
浏览/下载:3/0
  |  
提交时间:2015/11/10
acceleration of particles
methods: numerical
Sun: particle emission
(Sun:) solar wind
Sun: transition region
TEST PARTICLE-ACCELERATION
CURRENT SHEETS
ANOMALOUS RESISTIVITY
CORONAL FUNNELS
PROTON ACCELERATION
POWER-LAW
QUIET SUN
FLARES
FIELD
ORIGIN
Tunable DC-60 GHz RF Generation Utilizing a Dual-Loop Optoelectronic Oscillator Based on Stimulated Brillouin Scattering
期刊论文
JOURNAL OF LIGHTWAVE TECHNOLOGY, 2015
Peng, Huanfa
;
Zhang, Cheng
;
Xie, Xiaopeng
;
Sun, Tao
;
Guo, Peng
;
Zhu, Xiaoqi
;
Zhu, Lixin
;
Hu, Weiwei
;
Chen, Zhangyuan
收藏
  |  
浏览/下载:3/0
  |  
提交时间:2017/12/03
Microwave photonics
optoelectronic oscillator
phase noise
stimulated Brillouin scattering
MICROWAVE PHOTONIC FILTER
OPTICAL-FIBERS
NOISE
MODULATION
GAIN
A modularly designed fluorescence molecular tomography system for multi-modality imaging
期刊论文
journal of x ray science and technology, 2015
Wang Guohe
;
Zhang Bin
;
Ding Yichen
;
He Yun
;
Chen Jingsong
;
Lu Yanye
;
Jiang Xiaoyun
;
Shi Junwei
;
Bai Jing
;
Ren Qiushi
;
Li Changhui
收藏
  |  
浏览/下载:8/0
  |  
提交时间:2015/11/13
Fluorescence molecular tomography,fluorescence imaging,multi-modality imaging
WHAT CAN WE LEARN ABOUT SOLAR CORONAL MASS EJECTIONS, CORONAL DIMMINGS, AND EXTREME-ULTRAVIOLET JETS THROUGH SPECTROSCOPIC OBSERVATIONS?
期刊论文
astrophysical journal, 2012
Tian, Hui
;
McIntosh, Scott W.
;
Xia, Lidong
;
He, Jiansen
;
Wang, Xin
收藏
  |  
浏览/下载:5/0
  |  
提交时间:2015/11/16
line: profiles
solar wind
Sun: corona
Sun: coronal mass ejections (CMEs)
Sun: flares
2006 DECEMBER 13
EUV IMAGING SPECTROMETER
ACTIVE-REGION OUTFLOWS
TEMPERATURE-DEPENDENT UPFLOW
X-RAY JETS
MAGNETIC RECONNECTION
CHROMOSPHERIC EVAPORATION
TRANSITION REGION
EMISSION-LINES
HINODE-EIS
Electrons for single molecule diffraction and imaging
期刊论文
ultramicroscopy, 2012
Ran, Ke
;
Zuo, Jian-Min
;
Chen, Qing
;
Shi, Zujin
收藏
  |  
浏览/下载:2/0
  |  
提交时间:2015/11/10
C(60)s@SWCNT
Molecular electron diffraction
Single molecule imaging
Diffraction limit
Molecular structure determination
CARBON NANOTUBES
SUB-ANGSTROM
LASER
DYNAMICS
MOTIONS
FIELD
C-60
TEM
Optically active uniform potassium and lithium rare earth fluoride nanocrystals derived from metal trifluroacetate precursors
期刊论文
dalton transactions, 2009
Du, Ya-Ping
;
Zhang, Ya-Wen
;
Sun, Ling-Dong
;
Yan, Chun-Hua
收藏
  |  
浏览/下载:2/0
  |  
提交时间:2015/11/12
DOPED LAF3 NANOPARTICLES
SINGLE-SOURCE PRECURSOR
NEAR-INFRARED EMISSION
MONODISPERSE NANOCRYSTALS
SEMICONDUCTOR NANOCRYSTALS
CDSE NANOCRYSTALS
SHAPE CONTROL
TRIFLUOROACETATE PRECURSORS
COPRECIPITATION METHOD
LUMINESCENT PROPERTIES
Influence of ethylene and hydrogen flow rates on the wall number, crystallinity, and length of millimeter-long carbon nanotube array
期刊论文
journal of physical chemistry c, 2008
Zhang, Hao
;
Cao, Gaoping
;
Wang, Zhiyong
;
Yang, Yusheng
;
Shi, Zujin
;
Gu, Zhennan
收藏
  |  
浏览/下载:3/0
  |  
提交时间:2015/11/12
CHEMICAL-VAPOR-DEPOSITION
ELECTROCHEMICAL PROPERTIES
GROWTH-MECHANISM
CATALYSTS
KINETICS
COMPOSITES
EMISSION
FORESTS
STACKS
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