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科研机构
北京大学 [154]
内容类型
期刊论文 [140]
其他 [13]
会议论文 [1]
发表日期
2017 [9]
2016 [12]
2015 [12]
2014 [9]
2013 [5]
2012 [7]
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专题:北京大学
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Occurrence of new psychoactive substances in wastewater of major Chinese cities
期刊论文
SCIENCE OF THE TOTAL ENVIRONMENT, 2017
Gao, Tingting
;
Du, Peng
;
Xu, Zeqiong
;
Li, Xiqing
收藏
  |  
浏览/下载:15/0
  |  
提交时间:2017/12/04
ILLICIT DRUG-USE
SEWAGE-BASED EPIDEMIOLOGY
TANDEM MASS-SPECTROMETRY
LIQUID-CHROMATOGRAPHY
RECREATIONAL DRUGS
TREATMENT-PLANT
ABUSE
METHAMPHETAMINE
POPULATION
AMPHETAMINE
Synthesis of Fe3O4@m-SiO2/PSA@Zr-MOF Nanocomposites for Bifenthrin Determination in Water Samples
期刊论文
CHROMATOGRAPHIA, 2017
Xu, Mei
;
Chen, Kun
;
Luo, Chen
;
Song, Guoxin
;
Hu, Yaoming
;
Cheng, Hefa
收藏
  |  
浏览/下载:2/0
  |  
提交时间:2017/12/03
GC-MS
Bifenthrin
Nanocomposites
Magnetic solid-phase extraction
Water samples
SOLID-PHASE EXTRACTION
PERFORMANCE LIQUID-CHROMATOGRAPHY
ENVIRONMENTAL WATER
PHTHALATE-ESTERS
MAGNETIC NANOPARTICLES
GRAPHENE
PESTICIDES
POLLUTANTS
RESIDUES
MICROSPHERES
基于GDP格网的中国大陆城市DMSP/OLS稳定灯光数据饱和标定方法
期刊论文
地理与地理信息科学, 2017
景欣
;
晏艺真
;
晏磊
;
赵红颖
收藏
  |  
浏览/下载:4/0
  |  
提交时间:2017/12/03
DMSP/OLS
DMSP/OLS
stable light
saturation calibration
GDP grid data
稳定灯光
饱和标定
GDP格网数据
Spatiotemporal Fuzzy Clustering Strategy for Urban Expansion Monitoring Based on Time Series of Pixel-Level Optical and SAR Images
期刊论文
IEEE JOURNAL OF SELECTED TOPICS IN APPLIED EARTH OBSERVATIONS AND REMOTE SENSING, 2017
Li, Shuang
;
Wang, Yafei
;
Chen, Peipei
;
Xu, Xinliang
;
Cheng, Chengqi
;
Chen, Bo
收藏
  |  
浏览/下载:5/0
  |  
提交时间:2017/12/03
Fuzzy information granulation
optical-synthetic aperture radar (SAR) image time series
pixel level
spatiotemporal fuzzy clustering (STFC)
urban expansion
REMOTE-SENSING IMAGES
UNSUPERVISED CHANGE DETECTION
LAND-COVER CHANGE
WEST-AFRICA
FUSION
AREAS
SEGMENTATION
CLASSIFICATION
CHINA
URBANIZATION
NIR Ratiometric Luminescence Detection of pH Fluctuation in Living Cells with Hemicyanine Derivative-Assembled Upconversion Nanophosphors
期刊论文
ANALYTICAL CHEMISTRY, 2017
Li, Haixia
;
Dong, Hao
;
Yu, Mingming
;
Liu, Chunxia
;
Li, Zhanxian
;
Wei, Liuhe
;
Sun, Ling-Dong
;
Zhang, Hongyan
收藏
  |  
浏览/下载:120/0
  |  
提交时间:2017/12/03
NEAR-INFRARED FLUORESCENCE
INTRACELLULAR PH
IN-VIVO
ENERGY-TRANSFER
NANOPARTICLES
SENSOR
NANOPROBES
PROBES
THERAPY
CONSTRUCTION
Electrostatic Spray Ionization from 384-Well Microtiter Plates for Mass Spectrometry Analysis-Based Enzyme Assay and Drug Metabolism Screening
期刊论文
ANALYTICAL CHEMISTRY, 2017
Qiao, Liang
;
Zhong, Xiaoqin
;
Belghith, Emna
;
Deng, Yan
;
Lin, Tzu-En
;
Tobolkina, Elena
;
Liu, Baohong
;
Girault, Hubert H.
收藏
  |  
浏览/下载:5/0
  |  
提交时间:2017/12/03
TYROSINASE INHIBITORS
THROUGHPUT
LIBRARIES
MS
VALIDATION
MECHANISM
INFUSION
2D6
Fast analysis of glycosides based on HKUST-1-coated monolith solid-phase microextraction and direct analysis in real-time mass spectrometry
期刊论文
JOURNAL OF SEPARATION SCIENCE, 2017
Li, Xianjiang
;
Wang, Xin
;
Ma, Wen
;
Ai, Wanpeng
;
Bai, Yu
;
Ding, Li
;
Liu, Huwei
收藏
  |  
浏览/下载:4/0
  |  
提交时间:2017/12/03
direct analysis in real time
glycosides
monoliths
solid-phase microextraction
METAL-ORGANIC FRAMEWORK
PERFORMANCE LIQUID-CHROMATOGRAPHY
SHELL MAGNETIC MICROSPHERES
IMIDAZOLATE FRAMEWORK-8
EFFICIENT ENRICHMENT
ENVIRONMENTAL WATER
TOBACCO-LEAVES
DART-MS
DIP-IT
EXTRACTION
Application of nuclear magnetic resonance spectroscopy in food adulteration determination: the example of Sudan dye I in paprika powder
期刊论文
SCIENTIFIC REPORTS, 2017
Hu, Yaxi
;
Wang, Shuo
;
Wang, Shenlin
;
Lu, Xiaonan
收藏
  |  
浏览/下载:3/0
  |  
提交时间:2017/12/03
H-1-NMR SPECTROSCOPY
QUANTITATIVE H-1-NMR
RAMAN-SPECTROSCOPY
NMR-SPECTROSCOPY
MILK POWDER
HPLC METHOD
PARA RED
MELAMINE
CHEMOMETRICS
SPICES
Plasmonic Enhanced Performance of an Infrared Detector Based on Carbon Nanotube Films
期刊论文
ACS APPLIED MATERIALS & INTERFACES, 2017
Huang, Huixin
;
Wang, Fanglin
;
Liu, Yang
;
Wang, Sheng
;
Peng, Lian-Mao
收藏
  |  
浏览/下载:6/0
  |  
提交时间:2017/12/03
carbon nanotubes
infrared detectors
plasmonic
responsivity
detectivity
BIPOLAR-DIODE
PHOTODETECTION
GRAPHENE
ARRAYS
PHOTOVOLTAGE
ELECTRONICS
RESONANCE
ANTENNA
Leaf unfolding of Tibetan alpine meadows captures the arrival of monsoon rainfall
期刊论文
SCIENTIFIC REPORTS, 2016
Li, Ruicheng
;
Luo, Tianxiang
;
Moelg, Thomas
;
Zhao, Jingxue
;
Li, Xiang
;
Cui, Xiaoyong
;
Du, Mingyuan
;
Tang, Yanhong
收藏
  |  
浏览/下载:8/0
  |  
提交时间:2017/12/03
SPRING VEGETATION PHENOLOGY
CLIMATE-CHANGE
ALTITUDINAL GRADIENT
NORTHERN-HEMISPHERE
HIGH ASIA
PLATEAU
PRECIPITATION
TEMPERATURE
VARIABILITY
RESPONSES
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