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Results

220 662 results (0,446s)

Result

A convenient method for calculation of ionic diffusion coefficients for accurate selected ion flow tube mass spectrometrz, SIFT-MS

A convenient method for calculation of ionic diffusion coefficients for accurate selected ion flow tube mass spectrometrz, SIFT-MS......

BL - Fyzika plasmatu a výboje v plynech

  • 2005
  • Jx
Result

Selected ion flow tube mass spectrometry, SIFT-MS, for on-line trace gas analysis of breath

Spectrometry, SIFT-MS; 2.1. Principle of SIFT-MS; 2.2. Detection Limit, Accuracy Chemistry Underpinning SIFT-MS; 2.6. Validation of the Quantitative Accuracy of SIFT-MS; 2.7.

CF - Fyzikální chemie a teoretická chemie

  • 2005
  • C
Result

SIFT-MS and FA-MS methods for ambient gas phase analysis: developments and applications in the UK

Selected ion flow tube mass spectrometry, SIFT-MS, a relatively new gas/vapour phase analytical method, is derived from the much earlier selected ion flow tube, SIFT, used for the study of gas phase ion-molecule re...

CF - Fyzikální chemie a teoretická chemie

  • 2015
  • Jx
  • Link
Result

The combined use of SIFT-MS and FA-MS to investigate first-pass metabolism of ethanol

Content of the chapter is: 1. Introduction; 2. The SIFT-MS and FA-MS Techniques; 2.1. SIFT-MS ; 2.2. FA-MS; 3. Experimental Protocol for These Studies; 4. Sample Results; 4.1. Ethanol Dispersal an...

CF - Fyzikální chemie a teoretická chemie

  • 2005
  • C
Result

Ambient analysis of trace compounds in gaseous media by SIFT-MS

or modification. In this regard, selected ion flow tube mass spectrometry, SIFT-MS, also describe the underlying ion chemistry underpinning SIFT-MS through a discourse(+center dot) studied using the SIFT ...

CF - Fyzikální chemie a teoretická chemie

  • 2011
  • Jx
  • Link
Result

Theoretical Study of Diffusion of Ions Important for Breath Analysis by the SIFT-MS Method

Accuracy of quantitative Selected Ion Flow Tube Mass Spectrometry SIFT-MS is ultimately determined by the proper accounting in the data analysis for the effect of the precursor and product ions involved in SIFT-MS ...

CF - Fyzikální chemie a teoretická chemie

  • 2004
  • D
Result

Detection of H. pylori infection by breath ammonia following urea ingestion

Content of the chapter is: 1. Introduction; 2. Material and Methods; 2.1. The SIFT-MS Technique; 2.2. The Test Procedure; 3. Results and Discussion; 4. Concluding Remarks. References to 20 original papers are given....

CF - Fyzikální chemie a teoretická chemie

  • 2005
  • C
Result

Direct, rapid quantitative analyses of BVOCs using SIFT-MS and PTR-MS obviating sample collection

The purpose of this short review is to describe the origins and the principles of operation of selected-ion flow-tube mass spectrometry (SIFT-MS) and proton-transfer-reaction mass spectrometry (PTR-MS), and their applicatio...

CF - Fyzikální chemie a teoretická chemie

  • 2011
  • Jx
  • Link
Result

Combined use of gas chromatography and selected ion flow tube mass spectrometry for absolute trace gas quantification

spectrometry (SIFT-MS) combination for the analysis of trace gases is demonstrated by the quantification of acetone in air samples using the three precursor ions available to SIFT-MS-propanol, and their analysis u...

CF - Fyzikální chemie a teoretická chemie

  • 2006
  • Jx
Result

On the features, successes and challenges of selected ion flow tube mass spectrometry

The major features of the selected ion flow tube mass spectrometry (SIFT-MS compounds onto surfaces are reviewed. The unique analytical capabilities of SIFT-MS of SIFT-MS in other fields where tra...

CF - Fyzikální chemie a teoretická chemie

  • 2013
  • Jx
  • Link
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