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北京大学 [7]
兰州大学 [7]
大连化学物理研究所 [6]
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期刊论文 [38]
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浏览/检索结果:
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Soil physical and chemical properties in response to long-term cattle grazing on sloped rough fescue grassland in the foothills of the Rocky Mountains, Alberta
期刊论文
GEODERMA, 2019, 卷号: 346, 页码: 75-83
作者:
Zhang, Bin
;
Beck, Ryan
;
Pan, Qingmin
;
Zhao, Mengli
;
Hao, Xiying
收藏
  |  
浏览/下载:8/0
  |  
提交时间:2022/01/06
Slope position
Soil hydraulic properties
HYPROP system
Soil moisture retention curve
S-index
The features of AECOPD with carbon dioxide retention
期刊论文
BMC PULMONARY MEDICINE, 2018, 卷号: 18
作者:
Wei, Xia
;
Yu, Nan
;
Ding, Qi
;
Ren, Jingting
;
Mi, Jiuyun
收藏
  |  
浏览/下载:10/0
  |  
提交时间:2019/11/19
Chronic obstructive pulmonary disease
Emphysema index
Pulmonary function test
Acute exacerbation
Carbon dioxide retention
A regression model for calculating the second dimension retention index in comprehensive two-dimensional gas chromatography time-of-flight mass spectrometry
期刊论文
Journal of Chromatography A, 2016, 卷号: Vol.1451, 页码: 127-134
作者:
Hao Shen
;
Changjun Jiang
;
Bing Wang
;
Peng Chen
;
De-shuang Huang
收藏
  |  
浏览/下载:3/0
  |  
提交时间:2019/04/22
GC
×
GC/TOF–MS
Regression
model
Retention
time
Retention
index
Second
dimension
retention
time
Identification and distribution of pyrene, methylpyrenes and their isomers in rock extracts and crude oils
期刊论文
ORGANIC GEOCHEMISTRY, 2015, 卷号: 83-84, 页码: 65-76
作者:
Fang, Ronghui
;
Li, Meijun
;
Wang, T.G.
;
Zhang, Liwen
;
Shi, Shengbao
收藏
  |  
浏览/下载:3/0
  |  
提交时间:2020/01/03
Pyrene
Fluoranthene
Retention index
Authentic standards
Maturity indicator
Post-target Analysis for the Volatile Compounds from Salty Alpinia oxyphyllae Fructus with Headspace-gas Chromatography-quadrupole/time of Flight Mass Spectrometry
期刊论文
ACTA CHIMICA SINICA, 2014, 卷号: 72, 期号: 1
作者:
Chen Fangjiao
;
Su Yue
;
Guo Yinlong
收藏
  |  
浏览/下载:3/0
  |  
提交时间:2019/12/05
post-target analysis
nw-XIC
tandem mass spectrometry
accurate mass measurement
retention index
salty Alpinia oxyphylla Miq.
volatile compounds
A Combinational Strategy of Model Disturbance and Outlier Comparison to Define Applicability Domain in Quantitative Structural Activity Relationship
期刊论文
Molecular Informatics, 2014, 卷号: 33, 期号: 8, 页码: 503-513
作者:
Yan, Jun
;
Zhu, Wei-Wei
;
Kong, Bo
;
Lu, Hong-Bing
;
Yun, Yong-Huan
收藏
  |  
浏览/下载:4/0
  |  
提交时间:2019/12/03
Quantitative structure‐activity relationship
Applicability domain
Model disturbance index
Outlier comparison
Retention index
Optimization of wetland restoration siting and zoning in flood retention areas of river basins in China: A case study in Mengwa, Huaihe River Basin
期刊论文
journal of hydrology, 2014
Zhang, Xiaolei
;
Song, Yuqin
收藏
  |  
浏览/下载:5/0
  |  
提交时间:2015/11/10
Wetland restoration
Multi-objective optimization
Flood retention areas
Siting and zoning
Sub-basins
GIS
SOIL-LANDSCAPE
INFORMATION-SYSTEM
TOPOGRAPHIC INDEX
FRESH-WATER
BIODIVERSITY
VEGETATION
DESIGN
MODEL
GIS
ATTRIBUTES
Strategies for structure elucidation of small molecules using gas chromatography-mass spectrometric data
期刊论文
trac-trends in analytical chemistry, 2013, 卷号: 47, 页码: 37-46
作者:
Zhang, Liangxiao
;
Tang, Chunlan
;
Cao, Dongsheng
;
Zeng, Yingxu
;
Tan, Binbin
收藏
  |  
浏览/下载:32/0
  |  
提交时间:2014/09/11
Gas chromatography coupled to mass spectrometry (GC-MS)
Data mining
Identification accuracy
Information extraction
Mass spectral characteristics
Mass spectral transfer
Multivariate analysis
Retention index (RI)
Small molecule
Structure elucidation
Prediction of retention indices for frequently reported compounds of plant essential oils using multiple linear regression, partial least squares, and support vector machine
期刊论文
Journal of Separation Science, 2013, 卷号: 36, 期号: 15, 页码: 2464-2471
作者:
Yan, Jun
;
Huang, Jian-Hua
;
He, Min
;
Lu, Hong-Bing
;
Yang, Rui
收藏
  |  
浏览/下载:2/0
  |  
提交时间:2019/12/03
Plant essential oils
Quantitative structure–retention relationships
Random‐frog
Retention index
Strategies for structure elucidation of small molecules using gas chromatography-mass spectrometric data
期刊论文
TrAC - Trends in Analytical Chemistry, 2013, 卷号: 47, 页码: 37-46
作者:
Zhang, Liangxiao*
;
Tang, Chunlan
;
Cao, Dongsheng
;
Zeng, Yingxu
;
Tan, Binbin
收藏
  |  
浏览/下载:4/0
  |  
提交时间:2019/12/03
AI
Artificial intelligence
CASE
Computer-aided structure elucidation
CI
Chemical ionization
DA
Dissimilarity analysis
ECL
Equivalent chain length
EI
Electron ionization or electron impact
FAME
Fatty-acid methyl ester
FCL
Fraction chain length
GC-MS
Gas chromatography-mass spectrometry
IR
Infrared
KNN
K-nearest neighbor
LDA
Linear discriminant analysis
m/z
Mass-to-charge ratio
NIST
National Institute of Standards and Technology
NMR
Nuclear magnetic resonance
PCA
Principal component analysis
PLS-DA
Partial least squares discriminant analysis
PUFA
Polyunsaturated fatty acid
QSAR
Quantitative structure-activity relationship
RI
Retention index
RT
Retention time
SVM
Support vector machine
TOF
Time-of-flight
UFA
Unsaturated fatty acid
UV
Ultraviolet
Gas chromatography coupled to mass spectrometry (GC-MS)
Data mining
Identification accuracy
Information extraction
Mass spectral characteristics
Mass spectral transfer
Multivariate analysis
Retention index (RI)
Small molecule
Structure elucidation
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