Articles with "flight mass" as a keyword



Osteoblast cell membrane chromatography coupled with liquid chromatography and time-of-flight mass spectrometry for screening specific active components from traditional Chinese medicines.

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Published in 2017 at "Journal of separation science"

DOI: 10.1002/jssc.201700688

Abstract: A method using osteoblast membrane chromatography coupled with liquid chromatography and time-of-flight mass spectrometry was developed to recognize and identify the specific active components from traditional Chinese medicines. Primary rat osteoblasts were used for the… read more here.

Keywords: chromatography; flight mass; time flight; chromatography time ... See more keywords

Recent upgrades of the multiple-reflection time-of-flight mass spectrometer at TITAN, TRIUMF

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Published in 2019 at "Hyperfine Interactions"

DOI: 10.1007/s10751-019-1610-y

Abstract: A multiple-reflection time-of-flight mass spectrometer (MR-TOF-MS) has been installed and integrated into the TITAN experiment at TRIUMF. The MR-TOF-MS extends the capabilities and improves the performance of the TITAN experiment, for instance it provides fast… read more here.

Keywords: flight mass; multiple reflection; reflection time; mass ... See more keywords
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Uptake study in Juncus sp. and Salicornia europaea of six pharmaceuticals by liquid chromatography quadrupole time-of-flight mass spectrometry.

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Published in 2020 at "Chemosphere"

DOI: 10.1016/j.chemosphere.2020.128995

Abstract: In this work, eight plants of Juncus sp. and ten of Salicornia europaea were used for an uptake assay of pharmaceuticals (flumequine, cirpofloxacin, enrofloxacin, carbamazepine, diclofenac and ibuprofen) by irrigation at three concentration levels: 10 ng mL-1… read more here.

Keywords: flight mass; salicornia europaea; time flight; chromatography quadrupole ... See more keywords
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Unraveling the chemosensory characteristics of strong-aroma type Baijiu from different regions using comprehensive two-dimensional gas chromatography-time-of-flight mass spectrometry and descriptive sensory analysis.

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Published in 2020 at "Food chemistry"

DOI: 10.1016/j.foodchem.2020.127335

Abstract: Comprehensive 2D gas chromatography-time-of-flight mass spectrometry was combined with descriptive sensory analysis to elucidate the specificity of strong-aroma type Baijiu (Chinese liquor) from different regions, based on regionally distinct flavor characterized by chemical and sensory… read more here.

Keywords: gas chromatography; flight mass; aroma; analysis ... See more keywords

Space focusing extensively spread ions in time-of-flight mass spectrometry by nonlinear ion acceleration

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Published in 2017 at "International Journal of Mass Spectrometry"

DOI: 10.1016/j.ijms.2017.01.003

Abstract: Abstract A Wiley–McLaren-type time-of-flight mass spectrometer is improved for ions spatially spread over the ion-extraction region. We examine the case where a continuous ion beam is introduced coaxially to the flight path. The mass resolution,… read more here.

Keywords: flight mass; mass; time flight; flight ... See more keywords
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Characterization of atmospheric-pressure spark generated atomic silver and gold clusters by time-of-flight mass spectrometry

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Published in 2021 at "Journal of Aerosol Science"

DOI: 10.1016/j.jaerosci.2021.105780

Abstract: Abstract The potential of using atmospheric-pressure spark ablation for production of atomic clusters has been shown in the recent past. In this study we used this method to produce atomic clusters in Argon and investigated… read more here.

Keywords: time flight; atmospheric pressure; flight mass; pressure spark ... See more keywords

A Vacuum Ultraviolet Photoionization Time-of-Flight Mass Spectrometer for Investigation of Free Radical Reaction

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Published in 2020 at "Chinese Journal of Analytical Chemistry"

DOI: 10.1016/s1872-2040(19)61208-9

Abstract: Abstract A home-made vacuum ultraviolet (VUV) photoionization linear time-of-flight mass spectrometer (VUVPI-LTOFMS) was utilized to study atmospheric radical reactions. A commercial krypton discharge lamp with photon energy at 10.6 eV was installed as VUV light… read more here.

Keywords: flight mass; photoionization; vacuum ultraviolet; mass spectrometer ... See more keywords

Characterization and Chemoinformatic Prediction of Retention Indices of Metabolites in Coffee and Plantain Byproduct Flours Using Gas Chromatography–Time-of-Flight Mass Spectrometry

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Published in 2025 at "Journal of Agricultural and Food Chemistry"

DOI: 10.1021/acs.jafc.5c11135

Abstract: This study analyzed chemical metabolites in composite flours (CF) produced from coffee pulp, plantain rachis, and rejected plantain, as well as their changes induced by extrusion. Seventy-two metabolites were identified by gas chromatography–time-of-flight mass spectrometry… read more here.

Keywords: coffee; gas chromatography; flight mass; retention ... See more keywords

Energy-Resolving Time-of-Flight Mass Spectrometry for Bulk Plasma Analysis

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Published in 2024 at "Journal of the American Society for Mass Spectrometry"

DOI: 10.1021/jasms.4c00140

Abstract: This work presents a newly designed energy-resolving time-of-flight mass spectrometer (E-TOFMS) for analysing the energy and mass of ions in bulk plasma. The system comprises an electrostatic sector analyser (ESA) for energy-to-charge (E/Q) ratio resolution… read more here.

Keywords: energy; resolving time; flight mass; mass ... See more keywords
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Design of a Compact Time-of-Flight Mass Spectrometer for Space Application.

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Published in 2020 at "Journal of the American Society for Mass Spectrometry"

DOI: 10.1021/jasms.9b00092

Abstract: A miniature reflectron time-of-flight mass spectrometer (TOF MS) with orthogonal extraction coupled with electron impact (EI) ionization source can be used to perform in situ gas composition analysis in a planetary environment. However, performances such… read more here.

Keywords: flight mass; mass spectrometer; mass; time flight ... See more keywords

Time-of-flight mass spectrometry analysis of pulsed laser ablation of pyroxene

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Published in 2019 at "AIP Advances"

DOI: 10.1063/1.5085461

Abstract: Pulsed laser ablation experiments on pyroxene rock have been conducted. A 1064nm laser with a 0.7ns pulse width is used to generate ablation in vacuum. The resulting plasma plume is characterized with a time-of-flight mass… read more here.

Keywords: flight mass; ablation; mass; time flight ... See more keywords