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科研机构
北京大学 [65]
内容类型
期刊论文 [51]
其他 [14]
发表日期
2017 [2]
2016 [9]
2015 [6]
2014 [6]
2013 [6]
2012 [2]
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专题:北京大学
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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
Development of a portable cavity-enhanced absorption spectrometer for the measurement of ambient NO3 and N2O5: experimental setup, lab characterizations, and field applications in a polluted urban environment
期刊论文
ATMOSPHERIC MEASUREMENT TECHNIQUES, 2017
Wang, Haichao
;
Chen, Jun
;
Lu, Keding
收藏
  |  
浏览/下载:7/0
  |  
提交时间:2017/12/03
RING-DOWN SPECTROSCOPY
IN-SITU MEASUREMENTS
FOURIER-TRANSFORM SPECTROSCOPY
NOCTURNAL NITROGEN-OXIDES
ATMOSPHERIC TRACE GASES
TEMPERATURE-DEPENDENCE
CROSS-SECTION
NIGHTTIME CHEMISTRY
AEROSOL EXTINCTION
NEAR-ULTRAVIOLET
面向大规模动态地形可视化的LOD组织与调度技术
期刊论文
地理与地理信息科学, 2016
高勇
;
刘家骏
;
郭潇
;
邬伦
收藏
  |  
浏览/下载:5/0
  |  
提交时间:2017/12/03
地形可视化
细节层次模型
场景图
多线程
动态调度
terrain visualization
level of detail model
scene graph
multithread
dynamic scheduling
面向LOD的地质资料机构知识库语义扩展方法研究
期刊论文
地理信息世界, 2016
郭艳军
;
潘懋
;
李晨阳
;
聂华
;
崔海嫒
;
陈昕昀
;
闫东
;
陈小红
收藏
  |  
浏览/下载:6/0
  |  
提交时间:2017/12/04
地质资料
机构知识库
语义
开放关联数据
geological data
Institutional Repository
semantic
linking Open data
Highly sensitive detection of copper(I) and copper(II) in cell specimens by CE-UV with large-volume sample stacking
期刊论文
ANALYTICAL METHODS, 2016
Chen, Cheng
;
Li, Xin
;
Xie, Xia
;
Chang, Fengxia
;
Li, Meixian
;
Zhu, Zhiwei
收藏
  |  
浏览/下载:3/0
  |  
提交时间:2017/12/03
SERUM COPPER
CAPILLARY-ELECTROPHORESIS
HODGKINS-DISEASE
LYMPHOMAS
LEUKEMIA
COMPLEX
ACID
Rapid screening and determination of 11 new psychoactive substances by direct analysis in real time mass spectrometry and liquid chromatography/quadrupole time-of-flight mass spectrometry
其他
2016-01-01
Nie, Honggang
;
Li, Xianjiang
;
Hua, Zhendong
;
Pan, Wei
;
Bai, Yanping
;
Fu, Xiaofang
收藏
  |  
浏览/下载:4/0
  |  
提交时间:2017/12/04
WHOLE-BLOOD
LEGAL HIGHS
LC-MS/MS
QUANTIFICATION
URINE
DRUGS
IDENTIFICATION
METABOLITES
TECHNOLOGY
VALIDATION
Ratiometric Fluorescent Biosensing of Hydrogen Peroxide and Hydroxyl Radical in Living Cells with Lysozyme-Silver Nanoclusters: Lysozyme as Stabilizing Ligand and Fluorescence Signal Unit
期刊论文
ANALYTICAL CHEMISTRY, 2016
Liu, Fang
;
Bing, Tao
;
Shangguan, Dihua
;
Zhao, Meiping
;
Shao, Na
收藏
  |  
浏览/下载:5/0
  |  
提交时间:2017/12/03
PROTECTED GOLD NANOCLUSTERS
PROTEIN-DIRECTED SYNTHESIS
FENTON REACTION
AMPEROMETRIC DETECTION
SENSITIVE DETECTION
AQUEOUS-SOLUTION
FACILE SYNTHESIS
QUANTUM DOTS
GLUCOSE
NANOPARTICLES
Rapid screening and determination of 11 new psychoactive substances by direct analysis in real time mass spectrometry and liquid chromatography/quadrupole time-of-flight mass spectrometry
期刊论文
2nd National Conference on Mass Spectrometry Analysis of China, 2016
Nie, Honggang
;
Li, Xianjiang
;
Hua, Zhendong
;
Pan, Wei
;
Bai, Yanping
;
Fu, Xiaofang
收藏
  |  
浏览/下载:4/0
  |  
提交时间:2017/12/04
WHOLE-BLOOD
LEGAL HIGHS
LC-MS/MS
QUANTIFICATION
URINE
DRUGS
IDENTIFICATION
METABOLITES
TECHNOLOGY
VALIDATION
Structural and Functional Connectivity of Default Mode Network underlying the Cognitive Impairment in Late-onset Depression
期刊论文
SCIENTIFIC REPORTS, 2016
Yin, Yingying
;
He, Xiaofu
;
Xu, Mingze
;
Hou, Zhenghua
;
Song, Xiaopeng
;
Sui, Yuxiu
;
Liu, Zhi
;
Jiang, Wenhao
;
Yue, Yingying
;
Zhang, Yuqun
;
Liu, Yijun
;
Yuan, Yonggui
收藏
  |  
浏览/下载:10/0
  |  
提交时间:2017/12/03
REMITTED GERIATRIC DEPRESSION
LATE-LIFE DEPRESSION
DORSOLATERAL PREFRONTAL CORTEX
BDNF VAL66MET POLYMORPHISM
WHITE-MATTER
DIFFUSION TENSOR
MIDCINGULATE CORTEX
HUMAN BRAIN
ALZHEIMERS-DISEASE
CORPUS-CALLOSUM
Disrupted Interhemispheric Synchrony in Default Mode Network Underlying the Impairment of Cognitive Flexibility in Late-Onset Depression
期刊论文
FRONTIERS IN AGING NEUROSCIENCE, 2016
Hou, Zhenghua
;
Sui, Yuxiu
;
Song, Xiaopeng
;
Yuan, Yonggui
收藏
  |  
浏览/下载:9/0
  |  
提交时间:2017/12/03
late-onset depression
voxel-mirrored homotopic connectivity
functional magnetic resonance imaging
cognitive function
cerebellum
LATE-LIFE DEPRESSION
FUNCTIONAL CONNECTIVITY NETWORKS
REMITTED GERIATRIC DEPRESSION
DRUG-NAIVE PATIENTS
RESTING-STATE
PROCESSING SPEED
CORPUS-CALLOSUM
HUMAN BRAIN
DISORDER
METAANALYSIS
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