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TIME-OF-FLIGHT MASS SPECTROMETRY

Optically timed submillimeter time-of-flight mass spectrometry

Optically timed submillimeter time-of-flight mass spectrometry

... input of the optical delay line by a telescope and refocused after each round trip by spherical ...separation of the external foci was determined by inserting a removable mirror to reflect them onto a CCD ...

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Thermal desorption comprehensive two-dimensional gas chromatography coupled to time of flight mass spectrometry for vapour phase mainstream tobacco smoke analysis

Thermal desorption comprehensive two-dimensional gas chromatography coupled to time of flight mass spectrometry for vapour phase mainstream tobacco smoke analysis

... to time-of-flight mass spectrometry (TD-GC × GC-TOFMS) method was developed for the analysis of mainstream tobacco smoke vapour phase ...use of a TD-GC × GC- TOFMS method for the ...

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Identification of a variety of staphylococcus species by matrix-assisted laser desorption ionization-time of flight mass spectrometry

Identification of a variety of staphylococcus species by matrix-assisted laser desorption ionization-time of flight mass spectrometry

... Ionization–Time of Flight Mass Spectrometry 䌤 Damien Dubois, 1,2 David Leyssene, 1,2 Jean Paul Chacornac, 3 Markus Kostrzewa, 4 Pierre Olivier Schmit, 5 Re ´gine Talon, 3 Richard ...

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Rapid characterization of aquatic hyphomycetes by matrix-assisted laser desorption/ionization time-of-flight mass spectrometry

Rapid characterization of aquatic hyphomycetes by matrix-assisted laser desorption/ionization time-of-flight mass spectrometry

... desorption/ionization time-of-flight mass spec- trometry (MALDI-TOF MS) is a rapid, reliable, and economical method to characterize isolates of terrestrial fungi and other ...objective ...

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Untargeted Serum Metabolic Profiling by Comprehensive Two-Dimensional Gas Chromatography-High-Resolution Time-of-Flight Mass Spectrometry.

Untargeted Serum Metabolic Profiling by Comprehensive Two-Dimensional Gas Chromatography-High-Resolution Time-of-Flight Mass Spectrometry.

... removal of the candidates showed a large degradation of the separation, which supported the efficiency of the selection ...profiling of complex samples, the most appropriate methods are ...

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Rapid identification of microorganisms from platelet concentrates by matrix-assisted laser desorption ionization time-of-flight mass spectrometry after short-term incubation on liquid medium

Rapid identification of microorganisms from platelet concentrates by matrix-assisted laser desorption ionization time-of-flight mass spectrometry after short-term incubation on liquid medium

... same time, an aliquot of 8 mL of spiked PLTs was inoculated with culture medium in an aerobic ...milliliter of the spiked PLTs was incubated with TSB and MALDI-TOF analysis was performed after ...

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High Performance Thin-Layer Chromatography of Plant Ecdysteroids Coupled with Desorption Electrospray Ionisation-Ion Mobility-Time of Flight High Resolution Mass Spectrometry (HPTLC/DESI/IM/ToFMS)

High Performance Thin-Layer Chromatography of Plant Ecdysteroids Coupled with Desorption Electrospray Ionisation-Ion Mobility-Time of Flight High Resolution Mass Spectrometry (HPTLC/DESI/IM/ToFMS)

... Benefits of IMS for the analysis of the plant extracts by TLC/DESI/IMS/MSI As noted in the previous section, under these conditions DESI provides good M + Na ions but little in the way of ...

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Detection, identification, and occurrence of thiotetronic acids in drinking water from underground sources by electrospray ionization-high field asymmetric waveform ion mobility spectrometry-quadrupole time-of-flight-mass spectrometry

Detection, identification, and occurrence of thiotetronic acids in drinking water from underground sources by electrospray ionization-high field asymmetric waveform ion mobility spectrometry-quadrupole time-of-flight-mass spectrometry

... components of dissolved NOM are transmitted in FAIMS in the CV range from −2 to −16 ...The mass spectrum (inset in Figure 1A) shows these ions, which have been detected together with smaller dissociation ...

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Biotransformation of the triketone herbicide Mesotrione by a Bacillus strain. Metabolite profiling using liquid chromatography/electrospray ionization quadrupole-time of flight mass spectrometry.

Biotransformation of the triketone herbicide Mesotrione by a Bacillus strain. Metabolite profiling using liquid chromatography/electrospray ionization quadrupole-time of flight mass spectrometry.

... L’archive ouverte pluridisciplinaire HAL, est destinée au dépôt et à la diffusion de documents scientifiques de niveau recherche, publiés ou non, émanant des établissements d’enseignemen[r] ...

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Technical Note: Performance of Chemical Ionization Reaction Time-of-Flight Mass Spectrometry (CIR-TOF-MS) for the measurement of atmospherically significant oxygenated volatile organic compounds

Technical Note: Performance of Chemical Ionization Reaction Time-of-Flight Mass Spectrometry (CIR-TOF-MS) for the measurement of atmospherically significant oxygenated volatile organic compounds

... gree of fragmentation, resulting in the production of daughter ions of m/z=29 (observed relative abundance ∼50%) and 19 (relative abundance ...a mass frag- ment occupying the same channel as ...

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Structural characterization of isobar selenium containing contaminant in a commercially available selenomethionine standard using electrospray – Ion Mobility Time of Flight Mass Spectrometry

Structural characterization of isobar selenium containing contaminant in a commercially available selenomethionine standard using electrospray – Ion Mobility Time of Flight Mass Spectrometry

... The commercially available selenomethionine standard was investigated using the Waters© Synapt G2. Synapt G2 is High Resolution Time of Flight mass spectrometer equipped with an electrospray ...

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Sorption of Aldrich Humic Acids onto Hematite: Insights into Fractionation Phenomena by Electrospray Ionization with Quadrupole Time-of-Flight Mass Spectrometry

Sorption of Aldrich Humic Acids onto Hematite: Insights into Fractionation Phenomena by Electrospray Ionization with Quadrupole Time-of-Flight Mass Spectrometry

... QToF mass spectra of PAHA at 25 mg/L and 11 mg/L have been compared on Figure ...shape of the mass spectra can be evidenced under our conditions and for this particular humic ...

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Speciation without chromatography. Part I. Determination of tributyltin in aqueous samples by chloride generation, headspace solid-phase microextraction and inductively coupled plasma time of flight mass spectrometry

Speciation without chromatography. Part I. Determination of tributyltin in aqueous samples by chloride generation, headspace solid-phase microextraction and inductively coupled plasma time of flight mass spectrometry

... separation of alkyltins from environmental samples encompasses v10 tin- containing compounds, wherein only 3 are routinely analysed! The challenge is whether the role of the chromatographic separation can ...

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The use HPTLC and Direct Analysis in Real Time-Of-Flight Mass Spectrometry DART-TOF-MS for rapid analysis of degradation by oxidation and sonication of an azo dye

The use HPTLC and Direct Analysis in Real Time-Of-Flight Mass Spectrometry DART-TOF-MS for rapid analysis of degradation by oxidation and sonication of an azo dye

... Hence the molecular weight to take into account was 268.29 g.mol -1 . Our peak at 270.069 could consequently be interpreted as [M+2H]. After sonication, the spectrum remains almost unchanged, which may mean that the ...

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Separation and characterization of alkaloids in goldenseal (Hydrastis canadensis) by ultra-performance liquid chromatography coupled with electrospray ionization quadruple time of flight mass spectrometry (UPLC/Q-TOF-MS)

Separation and characterization of alkaloids in goldenseal (Hydrastis canadensis) by ultra-performance liquid chromatography coupled with electrospray ionization quadruple time of flight mass spectrometry (UPLC/Q-TOF-MS)

... use of this website and the material on it are subject to the Terms and Conditions set forth at Separation and characterization of alkaloids in goldenseal (Hydrastis canadensis) by ultra-performance liquid ...

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Comprehensive two-dimensional gas chromatography–time-of-flight mass spectrometry for the forensic study of cadaveric volatile organic compounds released in soil by buried decaying pig carcasses

Comprehensive two-dimensional gas chromatography–time-of-flight mass spectrometry for the forensic study of cadaveric volatile organic compounds released in soil by buried decaying pig carcasses

... long time that cadaver decomposition can influence gravesoil biology and chemistry [2] ...stage of cadaver decomposition is known to have some specific effect on soil parameters (microbial activity, carbon ...

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Comprehensive two-dimensional gas chromatography with isotope dilution time-of-flight mass spectrometry for the measurement of dioxins and polychlorinated biphenyls in foodstuffs - Comparison with other methods

Comprehensive two-dimensional gas chromatography with isotope dilution time-of-flight mass spectrometry for the measurement of dioxins and polychlorinated biphenyls in foodstuffs - Comparison with other methods

... respectively. Of course, milk DR-CALUX data are known to be subject to reference sample-related prob- lems in the present study and the number also includes the response due to PCB content, although the regulation ...

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Comprehensive two-dimensional gas chromatography coupled to time-of-flight mass spectrometry for the analysis of vapour phase mainstream cigarette smoke

Comprehensive two-dimensional gas chromatography coupled to time-of-flight mass spectrometry for the analysis of vapour phase mainstream cigarette smoke

... TO TIME-OF-FLIGHT MASS SPECTROMETRY FOR THE ANALYSIS OF VAPOUR PHASE MAINSTREAM CIGARETTE SMOKE Benjamin Savareear 1 , Radoslaw Lizak 1 , Jean-Francois Focant 1 , Michal Brokl 2 ...

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Species identification of staphylococci by amplification and sequencing of the tuf gene compared to the gap gene and by matrix-assisted laser desorption ionization time-of-flight mass spectrometry.

Species identification of staphylococci by amplification and sequencing of the tuf gene compared to the gap gene and by matrix-assisted laser desorption ionization time-of-flight mass spectrometry.

... Species identification of staphylococci by amplification and sequencing of the tuf gene compared to the gap gene and by matrix-assisted laser desorption ionization.. time-of-flight mass [r] ...

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Application of Comprehensive Two-Dimensional Gas Chromatography-Time-of-Flight Mass Spectrometry (GCxGC-IDTOFMS) for the Enhanced Measurement of selected POPs

Application of Comprehensive Two-Dimensional Gas Chromatography-Time-of-Flight Mass Spectrometry (GCxGC-IDTOFMS) for the Enhanced Measurement of selected POPs

... Considering the quantitative aspect, Figure 2A illustrates the net signal enhancement effect achieved using GCxGC with TOFMS as the detector. A 9-fold enhancement in signal amplitude can be observed, resulting from a ...

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