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科研机构
北京大学 [492]
内容类型
期刊论文 [303]
其他 [187]
会议论文 [2]
发表日期
2017 [22]
2016 [51]
2015 [36]
2014 [44]
2013 [38]
2012 [26]
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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
基于光学与被动微波遥感的青藏高原地区土壤水分反演
期刊论文
地球物理学报, 2017
杨婷
;
陈秀万
;
万玮
;
黄照强
;
杨振宇
;
姜璐璐
收藏
  |  
浏览/下载:6/0
  |  
提交时间:2017/12/03
土壤水分
被动微波
青藏高原
MODIS
TVDI
Soil moisture
MODIS
TVDI
Passive microwave
Tibetan plateau
TIME-DOMAIN REFLECTOMETRY
WATER CONTENT
INDEX TVDI
AMSR-E
SURFACE
MODIS
ASSIMILATION
SIMULATIONS
ACCURACY
PRODUCTS
GNSS-R土壤水分遥感的适宜性分析
期刊论文
遥感学报, 2017
彭学峰
;
万玮
;
李飞
;
陈秀万
收藏
  |  
浏览/下载:7/0
  |  
提交时间:2017/12/03
GNSS-R
GNSS-R
soil moisture
specular reflection point
resolution
sensing depth
土壤水分
镜面反射点
分辨率
探测深度
公路路面质量遥感监测研究进展
期刊论文
遥感学报, 2017
潘一凡
;
张显峰
;
童庆禧
;
孙敏
;
罗伦
收藏
  |  
浏览/下载:6/0
  |  
提交时间:2017/12/03
路面状况
遥感监测
研究现状
问题分析
pavement condition
remote sensing monitoring
research status
problem analysis
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
New eight-layer twinned hexagonal perovskite microwave dielectric ceramic Ba8NiNb6O24
期刊论文
JOURNAL OF THE AMERICAN CERAMIC SOCIETY, 2017
Tao, Fengqiong
;
Wang, Xiaoming
;
Gong, Mielu
;
Lu, Fengqi
;
Allix, Mathieu
;
Kuang, Xiaojun
;
Fang, Liang
收藏
  |  
浏览/下载:4/0
  |  
提交时间:2017/12/03
cation ordering
eight-layer hexagonal perovskite
microwave dielectric property
twin-shift option
CRYSTAL-STRUCTURE
ZN
BA8ZNTA6O24
SYSTEM
SERIES
MG
Host-guest carbon dots as high-performance fluorescence probes
期刊论文
JOURNAL OF MATERIALS CHEMISTRY C, 2017
Wang, Ping
;
Liu, Jia-Hui
;
Gao, Haidi
;
Hu, Yin
;
Hou, Xiaofang
;
LeCroy, Gregory E.
;
Bunker, Christopher E.
;
Liu, Yuanfang
;
Sun, Ya-Ping
收藏
  |  
浏览/下载:9/0
  |  
提交时间:2017/12/03
MICROWAVE-ASSISTED PYROLYSIS
ONE-STEP SYNTHESIS
QUANTUM DOTS
PHOTOPHYSICAL PROPERTIES
NILE BLUE
NANODOTS
PHOTOLUMINESCENCE
FUNCTIONALIZATION
CELLS
A Faraday laser lasing on Rb 1529 nm transition
期刊论文
SCIENTIFIC REPORTS, 2017
Chang, Pengyuan
;
Peng, Huanfa
;
Zhang, Shengnan
;
Chen, Zhangyuan
;
Luo, Bin
;
Chen, Jingbiao
;
Guo, Hong
收藏
  |  
浏览/下载:10/0
  |  
提交时间:2017/12/03
DISPERSION OPTICAL FILTER
FREQUENCY STABILIZATION
DIODE-LASER
SEMICONDUCTOR-LASER
ATOMIC TRANSITION
SPECTROSCOPY
LINEWIDTH
LOCKING
CAVITY
LINE
Microstructure Design of Lightweight, Flexible, and High Electromagnetic Shielding Porous Multiwalled Carbon Nanotube/Polymer Composites
期刊论文
SMALL, 2017
Zeng, Zhihui
;
Jin, Hao
;
Chen, Mingji
;
Li, Weiwei
;
Zhou, Licheng
;
Xue, Xiao
;
Zhang, Zhong
收藏
  |  
浏览/下载:3/0
  |  
提交时间:2017/12/03
electromagnetic interference shielding
lightweight structures
nanocomposites
porous architectures
size effects
GRAPHENE FOAM
POLYMER COMPOSITES
STRESS TRANSFER
PERFORMANCE
ULTRALIGHT
NANOCOMPOSITE
MICROLATTICES
FABRICATION
MONOLITHS
AEROGELS
Design and characterization for a high-temperature dual-band radome wall structure for airborne applications
期刊论文
MATERIALS & DESIGN, 2017
Zhou, Licheng
;
Liu, Zejia
;
Tang, Liqun
;
Pei, Yongmao
收藏
  |  
浏览/下载:3/0
  |  
提交时间:2017/12/03
Radome wall structure
High-temperature
Dual-band
Transmission measurement
Calibration
ELECTROMAGNETIC OPTIMAL-DESIGN
FREE-SPACE
DIELECTRIC-PROPERTIES
COMPLEX PERMITTIVITY
SANDWICH RADOME
MICROWAVE CHARACTERIZATION
ANTENNA
SYSTEM
LIGHTWEIGHT
FREQUENCIES
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