Articles with "structural identification" as a keyword



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De novo glycan structural identification from mass spectra using tree merging strategy

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Published in 2019 at "Computational biology and chemistry"

DOI: 10.1016/j.compbiolchem.2019.03.015

Abstract: MOTIVATION Glycans are large molecules with specific tree structures. Glycans play important roles in a great variety of biological processes. These roles are primarily determined by the fine details of their structures, making glycan structural… read more here.

Keywords: identification; mass spectra; structural identification; structure ... See more keywords
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Comprehensive Bayesian structural identification using temperature variation

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Published in 2017 at "Engineering Structures"

DOI: 10.1016/j.engstruct.2017.01.060

Abstract: A modular Bayesian method is applied for structural identification of a reduced-scale aluminium bridge model subject to thermal loading. The deformation and temperature variations of the structure were measured using strain gauges and thermocouples. Feasibility… read more here.

Keywords: structural identification; comprehensive bayesian; temperature; bayesian structural ... See more keywords
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Out-of-plane structural identification of a masonry infill wall inside beam-column RC frames

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Published in 2018 at "Engineering Structures"

DOI: 10.1016/j.engstruct.2018.06.072

Abstract: Abstract Field observations after seismic events have shown that out-of-plane collapses are one of the predominant modes of infill masonry wall failure leading to life-safety hazards. This type of mechanism depends on the geometrical and… read more here.

Keywords: plane structural; structural identification; masonry; infill wall ... See more keywords
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Development of a structural identification methodology with uncertainty quantification through the SSI and bootstrap techniques

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Published in 2022 at "Mechanical Systems and Signal Processing"

DOI: 10.1016/j.ymssp.2021.108290

Abstract: Abstract In the last few years, increasing attention has been given to obtaining reliable results in system identification as a key step in performing model updating, damage detection and structural health monitoring. Many methods have… read more here.

Keywords: development structural; structural identification; methodology; uncertainty ... See more keywords
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Structural Identification of Eicosanoids with Ring Structures Using Differential Mobility Spectrometry-Electron Impact Excitation of Ions from Organics Mass Spectrometry.

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Published in 2022 at "Journal of the American Society for Mass Spectrometry"

DOI: 10.1021/jasms.2c00256

Abstract: We developed a structural identification method for eicosanoids with various ring structures using mass spectrometry. We discovered that an electron beam with a kinetic energy of 10 eV, which is in the Electron Impact Excitation… read more here.

Keywords: ring structures; mass spectrometry; electron impact; spectrometry ... See more keywords
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Direct structural identification of carbenium ions and investigation of host–guest interaction in the methanol to olefins reaction obtained by multinuclear NMR correlations† †Electronic supplementary information (ESI) available. See DOI: 10.1039/c7sc03657d

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Published in 2017 at "Chemical Science"

DOI: 10.1039/c7sc03657d

Abstract: Structural identification of carbenium ion intermediates and quantitative investigation of their interactions with zeolite H-ZSM-5 by multinuclear MAS NMR. read more here.

Keywords: investigation; structural identification; identification carbenium; direct structural ... See more keywords
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Structural Identification of Products from the Chloromethylation of Salicylaldehyde

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Published in 2018 at "Synlett"

DOI: 10.1055/s-0037-1610334

Abstract: In the functionalization of salicylaldehyde to give 5-(chloromethyl)salicylaldehyde, two byproducts [5-(hydroxymethyl)salicylaldehyde and 5,5′-methylenebis(salicylaldehyde)] were also isolated. ­Detailed characterizations and structural analyses of all three products by single-crystal X-ray diffraction, multinuclear NMR spectroscopy, high-resolution mass spectrometry,… read more here.

Keywords: products chloromethylation; structural identification; chloromethylation salicylaldehyde; spectroscopy ... See more keywords
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Purification and structural identification of glutelin peptides derived from oats

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Published in 2017 at "CyTA - Journal of Food"

DOI: 10.1080/19476337.2017.1301555

Abstract: ABSTRACT Glutelins derived from oats were purified and hydrolyzed sequentially using alcalase proteases for production of antioxidant peptides. The antioxidant activities of oat glutelin peptides were evaluated using reducing power methods including hydroxyl and 1,1-diphenyl-2-pycrylhydrazyl… read more here.

Keywords: structural identification; glutelin peptides; identification glutelin; purification structural ... See more keywords
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Structural identification of graphene films and nanoislands on 6H-SiC(0001) by direct height measurement

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Published in 2023 at "Nanotechnology"

DOI: 10.1088/1361-6528/acb2d0

Abstract: By combining non-contact atomic force microscopy (nc-AFM) and Kelvin probe microscopy (KPFM) in ultra high vacuum environment (UHV), we directly measure the height and work function of graphene monolayer on the Si-face of 6H-SiC(0001) with… read more here.

Keywords: graphene; structural identification; work function; microscopy ... See more keywords
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Structural identification of the dynamic behavior of floor diaphragms in existing buildings

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Published in 2021 at "Smart Structures and Systems"

DOI: 10.12989/sss.2021.27.2.173

Abstract: The deformability of floor diaphragms plays a primary role in the structural behavior of existing buildings. Nonetheless, few structural identification procedures are available to investigate this matter from in-situ experimental measurements. Ambient vibration tests can… read more here.

Keywords: model; structural identification; identification; floor diaphragms ... See more keywords
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Composition Analysis and Structural Identification of Anthocyanins in Fruit of Waxberry

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Published in 2018 at "Czech Journal of Food Sciences"

DOI: 10.17221/177/2010-cjfs

Abstract: QinC.G.,�LiY.,�NiuW.N.,�DingY.,�ShangX.Y.,�XuC.L.�(2011):�Composition analysis and structural identification of anthocyanins in fruit of waxberry.�CzechJ.�FoodSci.,�29:�171-180. Anthocyaninpigmentsinthefruitofwaxberry �(Myrica rubra Sieb.�etZucc.),�wereextractedwith �0.1%�HClinethanol,� andthecrudeanthocyaninextractwaspurifiedbyC18�Sep-Pakcartridgeopen-columnchromatography. �High-per - formanceliquidchromatography �(HPLC)�withphotodiodearraydetection �(PAD)�andmatrix-assistedlaserdesorp - tion/ionisation-timeofflight-massspectrometry �(MALDI-TOF-MS)�wasappliedfortheseparationandidentification� ofanthocyaninsinthefruitofwaxberryandtheiraglyconesresultingfromacidhydrolysis.�Threeanthocyaninswere� foundinthefruitofwaxberryandidentifiedasCyanidin� 3-O-β-galacopyranoside � (14.8%),� Cyanidin� 3-O-β-gluco-� pyranoside�(60.5%),�andpetunidin �3-O-β-glucopyranoside �(24.7%),�respectively,… read more here.

Keywords: structural identification; fruit waxberry; identification anthocyanins; anthocyanins fruit ... See more keywords