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科研机构
北京大学 [79]
内容类型
期刊论文 [52]
其他 [27]
发表日期
2017 [6]
2016 [8]
2015 [12]
2014 [11]
2013 [8]
2012 [1]
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共79条,第1-10条
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专题:北京大学
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Optimized Multiresidue Analysis of Organic Contaminants of Priority Concern in a Daily Consumed Fish (Grass Carp)
期刊论文
JOURNAL OF ANALYTICAL METHODS IN CHEMISTRY, 2017
He, Wei
;
Chen, Yanru
;
Yang, Chen
;
Liu, Wenxiu
;
Kong, Xiangzhen
;
Qin, Ning
;
He, Qishuang
;
Xu, Fuliu
收藏
  |  
浏览/下载:5/0
  |  
提交时间:2017/12/03
POLYCYCLIC AROMATIC-HYDROCARBONS
POLYBROMINATED DIPHENYL ETHERS
ACCELERATED SOLVENT-EXTRACTION
GEL-PERMEATION CHROMATOGRAPHY
ORGANOCHLORINE PESTICIDE-RESIDUES
POLYCHLORINATED-BIPHENYLS PCBS
PRESSURIZED LIQUID EXTRACTION
MICROWAVE-ASSISTED EXTRACTION
BIOLOGICAL MATRICES
SUPERCRITICAL-FLUID
Preparing, Characterizing, and Investigating Luminescent Properties of a Series of Long-Lasting Phosphors in a SrO-Al2O3 System: An Integrated and Inquiry-Based Experiment in Solid State Chemistry for the Undergraduate Laboratory
期刊论文
JOURNAL OF CHEMICAL EDUCATION, 2017
Ma, Yan-Zi
;
Jia, Li
;
Ma, Kai-Guo
;
Wang, Hai-Hong
;
Jing, Xi-Ping
收藏
  |  
浏览/下载:4/0
  |  
提交时间:2017/12/03
Second-Year Undergraduate
Inorganic Chemistry
Laboratory Instruction
Hands-On Learning/Manipulatives
Inquiry-Based/Discovery Learning
Crystal Field/Ligand Field Theory
Fluorescence Spectroscopy
Materials Science
Phases/Phase Transitions/Diagrams
Solid State Chemistry
DY3+ PHOSPHOR
MICROWAVE SYNTHESIS
EU2+
SRAL2O4EU2+
MECHANISM
A square-framed ME composite with inherent multiple resonant peaks for broadband magnetoelectric response
期刊论文
SCIENCE BULLETIN, 2017
Chu, Zhaoqiang
;
Gao, Xiangyu
;
Shi, Weiliang
;
PourhosseiniAsl, MohammdJavad
;
Dong, Shuxiang
收藏
  |  
浏览/下载:4/0
  |  
提交时间:2017/12/03
resonant
tunable
inherent
attracting
broadband
piezoelectric
microwave
bandwidth
diagonal
corner
Fully stabilized 750-MHz Yb: fiber frequency comb
期刊论文
OPTICS EXPRESS, 2017
Xu, Bo
;
Yasui, Hideaki
;
Nakajima, Yoshiaki
;
Ma, Yuxuan
;
Zhang, Zhigang
;
Minoshima, Kaoru
收藏
  |  
浏览/下载:5/0
  |  
提交时间:2017/12/03
SOLID-STATE LASER
GHZ
SYSTEM
ROBUST
Novel programmable microwave photonic filter with arbitrary filtering shape and linear phase
期刊论文
OPTICS EXPRESS, 2017
Zhu, Xiaoqi
;
Chen, Feiya
;
Peng, Huanfa
;
Chen, Zhangyuan
收藏
  |  
浏览/下载:5/0
  |  
提交时间:2017/12/03
SEMICONDUCTOR OPTICAL AMPLIFIERS
BANDPASS FILTER
POLARIZATION MODULATOR
BRAGG GRATINGS
INP-INGAASP
SLOW LIGHT
COEFFICIENTS
SHIFTER
COMPENSATION
TUNABILITY
Wideband tunable optoelectronic oscillator based on the deamplification of stimulated Brillouin scattering
期刊论文
OPTICS EXPRESS, 2017
Peng, Huanfa
;
Xu, Yongchi
;
Peng, Xiaofeng
;
Zhu, Xiaoqi
;
Guo, Rui
;
Chen, Feiya
;
Du, Huayang
;
Chen, Yuanxiang
;
Zhang, Cheng
;
Zhu, Lixin
;
Hu, Weiwei
;
Chen, Zhangyuan
收藏
  |  
浏览/下载:9/0
  |  
提交时间:2017/12/03
MICROWAVE PHOTONIC FILTER
PHASE-NOISE
OPTICAL FILTER
GENERATION
FREQUENCY
SYSTEMS
CHIP
TRANSMISSION
LASER
Preparation and thermal characterization of sodium acetate trihydrate/expanded graphite composite phase change material
其他
2016-01-01
Gu, Xiaobin
;
Qin, Shan
;
Wu, Xiang
;
Li, Yuan
;
Liu, Yingxin
收藏
  |  
浏览/下载:6/0
  |  
提交时间:2017/12/04
Sodium acetate trihydrate
Expanded graphite
Composite phase change material
Thermal energy storage
HEAT-TRANSFER ANALYSIS
ENERGY-STORAGE
SALTS/EXPANDED GRAPHITE
PCM
CONDUCTIVITY
SYSTEM
ENHANCEMENT
PROPERTY
FOAM
Preparation and thermal characterization of sodium acetate trihydrate/expanded graphite composite phase change material
期刊论文
MEDICTA Conference, 2016
Gu, Xiaobin
;
Qin, Shan
;
Wu, Xiang
;
Li, Yuan
;
Liu, Yingxin
收藏
  |  
浏览/下载:8/0
  |  
提交时间:2017/12/04
Sodium acetate trihydrate
Expanded graphite
Composite phase change material
Thermal energy storage
HEAT-TRANSFER ANALYSIS
ENERGY-STORAGE
SALTS/EXPANDED GRAPHITE
PCM
CONDUCTIVITY
SYSTEM
ENHANCEMENT
PROPERTY
FOAM
RF Transfer by Optical Comb Over 50-km Fiber Link With 4.7 x 10(-18) Instability
期刊论文
IEEE PHOTONICS JOURNAL, 2016
Leng, Jianxiao
;
Luo, Guoyong
;
Li, Dawei
;
Li, Shanglin
;
Qian, Cheng
;
Zhao, Jianye
收藏
  |  
浏览/下载:2/0
  |  
提交时间:2017/12/03
Radio frequency (RF)
dissemination
optical comb
optical branching filter
MICROWAVE FREQUENCY TRANSFER
STABLE RADIO-FREQUENCY
PHASE STABILIZATION
SYNCHRONIZATION
COMPENSATION
FEMTOSECOND
ACCURACY
NETWORK
LASER
A leakage tolerant true single-phase clock dual-modulus prescaler scheme
其他
2016-01-01
Jia, Song
;
Wang, Ziyi
;
Yan, Shilin
;
Wang, Yuan
收藏
  |  
浏览/下载:4/0
  |  
提交时间:2017/12/03
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