All Stories

  1. Combining Thermal Desorption with Selected Ion Flow Tube Mass Spectrometry for Analyses of Breath Volatile Organic Compounds

    Article • Analytical Chemistry, January 2024, American Chemical Society (ACS)

    Patrik Spanel

  2. Robust Automated SIFT-MS Quantitation of Volatile Compounds in Air Using a Multicomponent Gas Standard

    Article • Journal of the American Society for Mass Spectrometry, November 2023, American Chemical Society (ACS)

    Patrik Spanel

  3. How to Use Ion-Molecule Reaction Data Previously Obtained in Helium at 300 K in the New Generation of Selected Ion Flow Tube Mass Spectrometry Instruments Operating in Nitrogen at 393 K

    Article • Analytical Chemistry, July 2023, American Chemical Society (ACS)

    Patrik Spanel

  4. Obituary: Professor David Smith

    Article • Journal of Breath Research, April 2023, Institute of Physics Publishing

    Patrik Spanel

  5. Different reactivities of H3O+(H2O)n with unsaturated and saturated aldehydes: ligand‐switching reactions govern the quantitative analytical sensitivity of SESI‐MS

    Article • Rapid Communications in Mass Spectrometry, March 2023, Wiley

    Patrik Spanel

  6. Recent developments and applications of selected ion flow tube mass spectrometry (SIFT‐MS)

    Article • Mass Spectrometry Reviews, February 2023, Wiley

    Patrik Spanel

  7. A SIFT-MS study of positive and negative ion chemistry of theortho-,meta- andpara-isomers of cymene, cresol, and ethylphenol

    Article • Physical Chemistry Chemical Physics, January 2023, Royal Society of Chemistry

    Patrik Spanel

  8. Accurate selected ion flow tube mass spectrometry quantification of ethylene oxide contamination in the presence of acetaldehyde

    Article • Analytical Methods, January 2023, Royal Society of Chemistry

    Patrik Spanel

  9. Gas phase H+, H3O+ and NH4+ affinities of oxygen-bearing volatile organic compounds; DFT calculations for soft chemical ionisation mass spectrometry

    Article • Physical Chemistry Chemical Physics, January 2023, Royal Society of Chemistry

    Patrik Spanel

  10. Diagnostic Performance of a Noninvasive Breath Test for Colorectal Cancer: COBRA1 Study

    Article • Gastroenterology, November 2022, Elsevier

    Patrik Spanel

  11. Selected Ion Flow Tube Mass Spectrometry as a Tool to Understand Hydride Atomization and the Fate of Free Analyte Atoms in an Externally Heated Quartz Tube Atomizer

    Article • Analytical Chemistry, September 2022, American Chemical Society (ACS)

    Patrik Spanel

  12. The Human Skin Volatolome: A Systematic Review of Untargeted Mass Spectrometry Analysis

    Article • Metabolites, September 2022, MDPI AG

    Patrik Spanel

  13. Kinetics of reactions of NH4+ with some biogenic organic molecules and monoterpenes in helium and nitrogen carrier gases: A potential reagent ion for selected ion flow tube mass spectrometry

    Article • Rapid Communications in Mass Spectrometry, June 2022, Wiley

    Patrik Spanel

  14. Relative influence of helium and nitrogen carrier gases on analyte ion branching ratios in SIFT-MS

    Article • International Journal of Mass Spectrometry, June 2022, Elsevier

    Patrik Spanel

  15. Ternary association reactions of H3O+, NO+ and O2+• with N2, O2, CO2 and H2O; implications for selected ion flow tube mass spectrometry analyses of air a...

    Article • Rapid Communications in Mass Spectrometry, January 2022, Wiley

    Patrik Spanel

  16. Atomization of As and Se volatile species in a dielectric barrier discharge atomizer after hydride generation: Fate of analyte studied by selected ion flow tube mass spectrometry

    Article • Analytica Chimica Acta, January 2022, Elsevier

    Patrik Spanel

  17. Mass Spectrometric Quantification of Volatile Compounds Released by Fresh Atlantic Salmon Stored at 4 °C under Modified Atmosphere Packaging and Vacuum Packaging for up to 16 Days

    Article • ACS Food Science & Technology, November 2021, American Chemical Society (ACS)

    Patrik Spanel

  18. OFR-7 Breath testing for colorectal polyps and cancer- the colorectal breath analysis1 study (COBRA1)

    Article • November 2021, BMJ

    Patrik Spanel

  19. Sensitivity of secondary electrospray ionization mass spectrometry to a range of volatile organic compounds: Ligand switching ion chemistry and the influence of Zspray™ guiding electric fields

    Article • Rapid Communications in Mass Spectrometry, September 2021, Wiley

    Patrik Spanel

  20. Ligand Switching Ion Chemistry: An SIFDT Case Study of the Primary and Secondary Reactions of Protonated Acetic Acid Hydrates with Acetone

    Article • Journal of the American Society for Mass Spectrometry, July 2021, American Chemical Society (ACS)

    Patrik Spanel

  21. Selected ion flow tube mass spectrometry for targeted analysis of volatile organic compounds in human breath

    Article • Nature Protocols, June 2021, Springer Science + Business Media

    Patrik Spanel

  22. Cross Platform Analysis of Volatile Organic Compounds Using Selected Ion Flow Tube and Proton-Transfer-Reaction Mass Spectrometry

    Article • Journal of the American Society for Mass Spectrometry, April 2021, American Chemical Society (ACS)

    Patrik Spanel

  23. Reagent and analyte ion hydrates in secondary electrospray ionization mass spectrometry (SESI‐MS), their equilibrium distributions and dehydration in an ion transfer capillary: Modelling and experiments

    Article • Rapid Communications in Mass Spectrometry, February 2021, Wiley

    Patrik Spanel

  24. Parallel secondary electrospray ionisation mass spectrometry and selected ion flow tube mass spectrometry quantification of trace amounts of volatile ketones

    Article • Rapid Communications in Mass Spectrometry, January 2021, Wiley

    Patrik Spanel

  25. Experimental study of the reaction of O− ions with CO2 molecules with different ternary gases at temperatures relevant to the martian ionosphere

    Article • Icarus, January 2021, Elsevier

    Patrik Spanel

  26. Soft Chemical Ionization Mass Spectrometric Analyses of Hazardous Gases and Decomposition Products of Explosives in Air

    Article • January 2021, Springer Science + Business Media

    Patrik Spanel

  27. Dissociation of H3O+, NO+ and O2+• reagent ions injected into nitrogen carrier gas in SIFT-MS and reactivity of the ion fragments

    Article • International Journal of Mass Spectrometry, December 2020, Elsevier

    Patrik Spanel

  28. The development of a fully integrated 3D printed electrochemical platform and its application to investigate the chemical reaction between carbon dioxide and hydrazine

    Article • Electrochimica Acta, November 2020, Elsevier

    Patrik Spanel

  29. Understanding Gas Phase Ion Chemistry Is the Key to Reliable Selected Ion Flow Tube-Mass Spectrometry Analyses

    Article • Analytical Chemistry, August 2020, American Chemical Society (ACS)

    Patrik Spanel

  30. Quantification of volatile metabolites in exhaled breath by selected ion flow tube mass spectrometry, SIFT-MS

    Article • Clinical Mass Spectrometry, April 2020, Elsevier

    Patrik Spanel

  31. 14N NQR Quantification of Sodium Nitrite and Urotropin Using Singular Spectrum Analysis (SSA) for Data Filtering

    Article • Applied Magnetic Resonance, March 2020, Springer Science + Business Media

    Patrik Spanel

  32. Selected ion flow tube mass spectrometry analyses of isobaric compounds methanol and hydrazine in humid air

    Article • Rapid Communications in Mass Spectrometry, March 2020, Wiley

    Patrik Spanel

  33. Impact of oral cleansing strategies on exhaled volatile organic compound levels

    Article • Rapid Communications in Mass Spectrometry, February 2020, Wiley

    Patrik Spanel

  34. Volatile compounds released by Nalophan; implications for selected ion flow tube mass spectrometry and other chemical ionisation mass spectrometry analytical methods

    Article • Rapid Communications in Mass Spectrometry, January 2020, Wiley

    Patrik Spanel

  35. Chemical ionization of glyoxal and formaldehyde with H3O+ ions using SIFT-MS under variable system humidity

    Article • Physical Chemistry Chemical Physics, January 2020, Royal Society of Chemistry

    Patrik Spanel

  36. Experimental study of the reaction of NO2− ions with CO2 molecules at temperatures and energies relevant to the Martian atmosphere

    Article • Icarus, January 2020, Elsevier

    Patrik Spanel

  37. Ion chemistry of phthalates in selected ion flow tube mass spectrometry: isomeric effects and secondary reactions with water vapour

    Article • Physical Chemistry Chemical Physics, January 2020, Royal Society of Chemistry

    Patrik Spanel

  38. Styrene radical cations for chemical ionization mass spectrometry analyses of monoterpene hydrocarbons

    Article • Rapid Communications in Mass Spectrometry, November 2019, Wiley

    Patrik Spanel

  39. Addition of fast gas chromatography to selected ion flow tube mass spectrometry for analysis of individual monoterpenes in mixtures

    Article • Atmospheric Measurement Techniques, September 2019, Copernicus GmbH

    Patrik Spanel

  40. Characterization of spoilage‐related volatile organic compounds in packaged leaf salads

    Article • Flavour and Fragrance Journal, September 2019, Wiley

    Patrik Spanel

  41. Response to Anonymous Referee #3

    Article • May 2019, Copernicus GmbH

    Patrik Spanel

  42. Response to Anonymous Referee #1

    Article • May 2019, Copernicus GmbH

    Patrik Spanel

  43. Response to Anonymous Referee #2

    Article • May 2019, Copernicus GmbH

    Patrik Spanel

  44. Responses to technical questions

    Article • May 2019, Copernicus GmbH

    Patrik Spanel

  45. Time-integrated thermal desorption for quantitative SIFT-MS analyses of atmospheric monoterpenes

    Article • Analytical and Bioanalytical Chemistry, April 2019, Springer Science + Business Media

    Patrik Spanel

  46. Addition of a fast GC to SIFT-MS for analyses of individual monoterpenes in mixtures

    Article • March 2019, Copernicus GmbH

    Patrik Spanel

  47. Supplementary material to "Addition of a fast GC to SIFT-MS for analyses of individual monoterpenes in mixtures"

    Article • March 2019, Copernicus GmbH

    Patrik Spanel

  48. Electrostatic Switching and Selection of H3O+, NO+, and O2+• Reagent Ions for Selected Ion Flow-Drift Tube Mass Spectrometric Analyses of Air and Breath

    Article • Analytical Chemistry, March 2019, American Chemical Society (ACS)

    Patrik Spanel

  49. H3O+, NO+ and O2+ reactions with saturated and unsaturated monoketones and diones; focus on hydration of product ions

    Article • International Journal of Mass Spectrometry, January 2019, Elsevier

    Patrik Spanel

  50. Increase of the Charge Transfer Rate Coefficients for NO+ and O2+• Reactions with Isoprene Molecules at Elevated Interaction Energies

    Article • The Journal of Physical Chemistry A, November 2018, American Chemical Society (ACS)

    Patrik Spanel

  51. Evaluation of lipid peroxidation by the analysis of volatile aldehydes in the headspace of synthetic membranes using selected ion flow tube mass spectrometry

    Article • Rapid Communications in Mass Spectrometry, August 2018, Wiley

    Patrik Spanel

  52. Comparative SIFT-MS, GC–MS and FTIR analysis of methane fuel produced in biogas stations and in artificial photosynthesis over acidic anatase TiO2 and montmorillonite

    Article • Journal of Molecular Spectroscopy, June 2018, Elsevier

    Patrik Spanel

  53. Quantification of volatile compounds released by roasted coffee by selected ion flow tube mass spectrometry

    Article • Rapid Communications in Mass Spectrometry, April 2018, Wiley

    Patrik Spanel

  54. Variation in Exhaled Acetone and Other Ketones in Patients Undergoing Bariatric Surgery: a Prospective Cross-sectional Study

    Article • Obesity Surgery, March 2018, Springer Science + Business Media

    Patrik Spanel

  55. A detailed study of the ion chemistry of alkenes focusing on heptenes aimed at their SIFT-MS quantification

    Article • International Journal of Mass Spectrometry, February 2018, Elsevier

    Patrik Spanel

  56. What is the real utility of breath ammonia concentration measurements in medicine and physiology?

    Article • Journal of Breath Research, January 2018, Institute of Physics Publishing

    Patrik Spanel

  57. Pentane and other volatile organic compounds, including carboxylic acids, in the exhaled breath of patients with Crohn’s disease and ulcerative colitis

    Article • Journal of Breath Research, November 2017, Institute of Physics Publishing

    Patrik Spanel

  58. On the importance of accurate quantification of individual volatile metabolites in exhaled breath

    Article • Journal of Breath Research, November 2017, Institute of Physics Publishing

    Patrik Spanel

  59. Acetic acid is elevated in the exhaled breath of cystic fibrosis patients

    Article • Journal of Cystic Fibrosis, September 2017, Elsevier

    Patrik Spanel

  60. Evaluation of peroxidative stress of cancer cells in vitro by real-time quantification of volatile aldehydes in culture headspace

    Article • Rapid Communications in Mass Spectrometry, July 2017, Wiley

    Patrik Spanel

  61. Selected ion flow tube study of the reactions of H3O+and NO+with a series of primary alcohols in the presence of water vapour in support of selected ion flow tube mass spectrometry

    Article • Rapid Communications in Mass Spectrometry, February 2017, Wiley

    Patrik Spanel

  62. Ion chemistry at elevated ion–molecule interaction energies in a selected ion flow-drift tube: reactions of H3O+, NO+ and O2+ with saturated aliphatic ketones

    Article • Physical Chemistry Chemical Physics, January 2017, Royal Society of Chemistry

    Patrik Spanel

  63. Selected Ion Flow Tube (SIFT) Applications in Mass Spectrometry

    Article • January 2017, Elsevier

    Patrik Spanel

  64. Do linear logistic model analyses of volatile biomarkers in exhaled breath of cystic fibrosis patients reliably indicate Pseudomonas aeruginosa infection?

    Article • Journal of Breath Research, August 2016, Institute of Physics Publishing

    Patrik Spanel

  65. In-tube collision-induced dissociation for selected ion flow-drift tube mass spectrometry, SIFDT-MS: a case study of NO+ reactions with isomeric monoterpenes

    Article • Rapid Communications in Mass Spectrometry, August 2016, Wiley

    Patrik Spanel

  66. Differentiation of pulmonary bacterial pathogens in cystic fibrosis by volatile metabolites emitted by their in vitro cultures: Pseudomonas aeruginosa , ...

    Article • Journal of Breath Research, August 2016, Institute of Physics Publishing

    Patrik Spanel

  67. Status of selected ion flow tube MS: accomplishments and challenges in breath analysis and other areas

    Article • Bioanalysis, June 2016, Future Science

    Patrik Spanel

  68. Breath concentration of acetic acid vapour is elevated in patients with cystic fibrosis

    Article • Journal of Breath Research, May 2016, Institute of Physics Publishing

    Patrik Spanel

  69. A Pilot Study of Ion - Molecule Reactions at Temperatures Relevant to the Atmosphere of Titan

    Article • Origins of Life and Evolution of Biospheres, April 2016, Springer Science + Business Media

    Patrik Spanel

  70. SIFT-MS quantification of several breath biomarkers of inflammatory bowel disease, IBD: A detailed study of the ion chemistry

    Article • International Journal of Mass Spectrometry, February 2016, Elsevier

    Patrik Spanel

  71. Selected ion flow tube mass spectrometry analyses of laser decomposition products of a range of explosives and ballistic propellants

    Article • Analytical Methods, January 2016, Royal Society of Chemistry

    Patrik Spanel

  72. Spectroscopic investigations of high-energy-density plasma transformations in a simulated early reducing atmosphere containing methane, nitrogen and water

    Article • Physical Chemistry Chemical Physics, January 2016, Royal Society of Chemistry

    Patrik Spanel

  73. Selected Ion Flow-Drift Tube Mass Spectrometry: Quantification of Volatile Compounds in Air and Breath

    Article • Analytical Chemistry, December 2015, American Chemical Society (ACS)

    Patrik Spanel

  74. Mass Spectrometric Analysis of Exhaled Breath for the Identification of Volatile Organic Compound Biomarkers in Esophageal and Gastric Adenocarcinoma

    Article • Annals of Surgery, December 2015, Wolters Kluwer Health

    Patrik Spanel

  75. Increase of methanol in exhaled breath quantified by SIFT-MS following aspartame ingestion

    Article • Journal of Breath Research, November 2015, Institute of Physics Publishing

    Patrik Spanel

  76. Exhaled breath hydrogen cyanide as a marker of early Pseudomonas aeruginosa infection in children with cystic fibrosis

    Article • ERJ Open Research, October 2015, European Respiratory Society (ERS)

    Patrik Spanel

  77. Determination of residence times of ions in a resistive glass selected ion flow-drift tube using the Hadamard transformation

    Article • Rapid Communications in Mass Spectrometry, July 2015, Wiley

    Patrik Spanel

  78. Product ion distributions for the reactions of NO+ with some N-containing and O-containing heterocyclic compounds obtained using SRI-TOF-MS

    Article • International Journal of Mass Spectrometry, July 2015, Elsevier

    Patrik Spanel

  79. Direct detection and quantification of malondialdehyde vapour in humid air using selected ion flow tube mass spectrometry supported by gas chromatography/mass spectrometry

    Article • Rapid Communications in Mass Spectrometry, April 2015, Wiley

    Patrik Spanel

  80. Pitfalls in the analysis of volatile breath biomarkers: suggested solutions and SIFT–MS quantification of single metabolites

    Article • Journal of Breath Research, April 2015, Institute of Physics Publishing

    Patrik Spanel

  81. Quantitative analysis of volatile metabolites releasedin vitroby bacteria of the genusStenotrophomonasfor identification of breath biomarkers of respiratory infection in cystic fibrosis.

    Article • Journal of Breath Research, April 2015, Institute of Physics Publishing

    Patrik Spanel

  82. The SIFT and FALP techniques; applications to ionic and electronic reactions studies and their evolution to the SIFT-MS and FA-MS analytical methods

    Article • International Journal of Mass Spectrometry, February 2015, Elsevier

    Patrik Spanel

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

    Article • The Analyst, January 2015, Royal Society of Chemistry

    Patrik Spanel

  84. The in vitro identification and quantification of volatile biomarkers released by cystic fibrosis pathogens

    Article • Analytical Methods, January 2015, Royal Society of Chemistry

    Patrik Spanel

  85. Release of toxic ammonia and volatile organic compounds by heated cannabis and their relation to tetrahydrocannabinol content

    Article • Analytical Methods, January 2015, Royal Society of Chemistry

    Patrik Spanel

  86. P197 The Incidence Of New Pseudomonas Aeruginosa Infection In Children With Cystic Fibrosis

    Article • Thorax, November 2014, BMJ

    Patrik Spanel

  87. Exhaled breath concentrations of acetic acid vapour in gastro-esophageal reflux disease

    Article • Journal of Breath Research, September 2014, Institute of Physics Publishing

    Patrik Spanel

  88. Reactions of the selected ion flow tube mass spectrometry reagent ions H3O+and NO+with a series of volatile aldehydes of biogenic significance

    Article • Rapid Communications in Mass Spectrometry, August 2014, Wiley

    Patrik Spanel

  89. A selected ion flow tube study of the ion molecule association reactions of protonated (MH+), nitrosonated (MNO+) and dehydroxidated (M−OH)+ carboxylic acids (M) with H2O

    Article • International Journal of Mass Spectrometry, July 2014, Elsevier

    Patrik Spanel

  90. Product ion distributions for the reactions of NO+ with some physiologically significant volatile organosulfur and organoselenium compounds obtained using a selective reagent ionization time‐of‐flight mass spectrometer

    Article • Rapid Communications in Mass Spectrometry, June 2014, Wiley

    Patrik Spanel

  91. Product ion distributions for the reactions of NO+ with some physiologically significant aldehydes obtained using a SRI-TOF-MS instrument

    Article • International Journal of Mass Spectrometry, April 2014, Elsevier

    Patrik Spanel

  92. Quantification of octanol–water partition coefficients of several aldehydes in a bubble column using selected ion flow tube mass spectrometry

    Article • Fluid Phase Equilibria, April 2014, Elsevier

    Patrik Spanel

  93. Mass spectrometry for real-time quantitative breath analysis

    Article • Journal of Breath Research, March 2014, Institute of Physics Publishing

    Jonathan Beauchamp, Patrik Spanel

  94. Breath analysis of ammonia, volatile organic compounds and deuterated water vapor in chronic kidney disease and during dialysis

    Article • Bioanalysis, March 2014, Future Science

    Patrik Spanel

  95. P224 Exhaled pentane may identify disease activity in patients with inflammatory bowel diseases

    Article • Journal of Crohn s and Colitis, February 2014, Oxford University Press (OUP)

    Patrik Spanel

  96. Quantification by SIFT-MS of volatile compounds emitted by in vitro cultures of S. aureus, S. pneumoniae and H. influenzae isolated from patients with respiratory diseases

    Article • Analytical Methods, January 2014, Royal Society of Chemistry

    Patrik Spanel

  97. Counting cell numberin situby quantification of dimethyl sulphide in culture headspace

    Article • The Analyst, January 2014, Royal Society of Chemistry

    Patrik Spanel

  98. Quantification by SIFT-MS of volatile compounds emitted by Aspergillus fumigatus cultures and in co-culture with Pseudomonas aeruginosa, Staphylococcus aureus and Streptococcus pneumoniae

    Article • Analytical Methods, January 2014, Royal Society of Chemistry

    Patrik Spanel

  99. Hydrogen cyanide, a volatile biomarker ofPseudomonas aeruginosainfection

    Article • Journal of Breath Research, November 2013, Institute of Physics Publishing

    Patrik Spanel

  100. Is Hydrogen Cyanide a Marker of Burkholderia cepacia Complex?

    Article • Journal of Clinical Microbiology, August 2013, ASM Journals

    Patrik Spanel

  101. Account: On the Features, Successes and Challenges of Selected Ion Flow Tube Mass Spectrometry

    Article • European Journal of Mass Spectrometry, August 2013, SAGE Publications

    Patrik Spanel

  102. Quantification of pentane in exhaled breath, a potential biomarker of bowel disease, using selected ion flow tube mass spectrometry

    Article • Rapid Communications in Mass Spectrometry, July 2013, Wiley

    Patrik Spanel

  103. Editorial (Hot-Topic: Selected Ion Flow Tube Mass Spectrometry, SIFT-MS)

    Article • Current Analytical Chemistry, July 2013, Bentham Science Publishers

    Patrik Spanel

  104. Advances in On-line Absolute Trace Gas Analysis by SIFT-MS

    Article • Current Analytical Chemistry, July 2013, Bentham Science Publishers

    Patrik Spanel

  105. Minimising the Effects of Isobaric Product Ions in SIFT-MS Quantification of Acetaldehyde, Dimethyl Sulphide and Carbon Dioxide

    Article • Current Analytical Chemistry, July 2013, Bentham Science Publishers

    Patrik Spanel

  106. SIFT-MS Analysis of Nose-Exhaled Breath; Mouth Contamination and the Influence of Exercise

    Article • Current Analytical Chemistry, July 2013, Bentham Science Publishers

    Patrik Spanel

  107. Breath Analysis and the Measurement of Total Body Water Using Isotope Dilution – Applications in the Dialysis Clinic

    Article • Current Analytical Chemistry, July 2013, Bentham Science Publishers

    Patrik Spanel

  108. Real Time Detection of Aroma Compounds in Meat and Meat Products by SIFT-MS and Comparison to Conventional Techniques (SPME-GC-MS)

    Article • Current Analytical Chemistry, July 2013, Bentham Science Publishers

    Patrik Spanel

  109. Selected Ion Flow Tube Mass Spectrometry Analysis of Exhaled Breath for Volatile Organic Compound Profiling of Esophago-Gastric Cancer

    Article • Analytical Chemistry, June 2013, American Chemical Society (ACS)

    Patrik Spanel

  110. Hydrogen cyanide concentrations in the breath of adult cystic fibrosis patients with and withoutPseudomonas aeruginosainfection

    Article • Journal of Breath Research, May 2013, Institute of Physics Publishing

    Patrik Spanel

  111. Selected Ion Flow Tube Mass Spectrometry Analysis of Volatile Metabolites in Urine Headspace for the Profiling of Gastro-Esophageal Cancer

    Article • Analytical Chemistry, March 2013, American Chemical Society (ACS)

    Patrik Spanel

  112. A quantitative study of the influence of inhaled compounds on their concentrations in exhaled breath

    Article • Journal of Breath Research, February 2013, Institute of Physics Publishing

    Patrik Spanel

  113. Quantification by SIFT-MS of acetaldehyde released by lung cells in a 3D model

    Article • The Analyst, January 2013, Royal Society of Chemistry

    Patrik Spanel

  114. Real time monitoring of population dynamics in concurrent bacterial growth using SIFT-MS quantification of volatile metabolites

    Article • The Analyst, January 2013, Royal Society of Chemistry

    Patrik Spanel

  115. Recent SIFT-MS Studies of Volatile Compounds in Physiology, Medicine and Cell Biology

    Article • January 2013, Elsevier

    Patrik Spanel

  116. Effects of dietary nutrients on volatile breath metabolites

    Article • Journal of Nutritional Science, January 2013, Cambridge University Press

    Patrik Spanel

  117. Rapid detection of lipid oxidation in beef muscle packed under modified atmosphere by measuring volatile organic compounds using SIFT-MS

    Article • Food Chemistry, December 2012, Elsevier

    Patrik Spanel

  118. P88 Is Hydrogen Cyanide a Marker of Burkholderia Cepacia Complex Infection?

    Article • Thorax, November 2012, BMJ

    Patrik Spanel

  119. Selected Ion Flow Tube-MS Analysis of Headspace Vapor from Gastric Content for the Diagnosis of Gastro-Esophageal Cancer

    Article • Analytical Chemistry, October 2012, American Chemical Society (ACS)

    Patrik Spanel

  120. Variability in the concentrations of volatile metabolites emitted by genotypically different strains of Pseudomonas aeruginosa

    Article • Journal of Applied Microbiology, July 2012, Oxford University Press (OUP)

    Patrik Spanel

  121. Injection of deuterated water into the pulmonary/alveolar circulation; measurement of HDO in exhaled breath and implications to breath analysis

    Article • Journal of Breath Research, July 2012, Institute of Physics Publishing

    Patrik Spanel

  122. An investigation of suitable bag materials for the collection and storage of breath samples containing hydrogen cyanide

    Article • Journal of Breath Research, July 2012, Institute of Physics Publishing

    Patrik Spanel

  123. Real-Time Quantification of Traces of Biogenic Volatile Selenium Compounds in Humid Air by Selected Ion Flow Tube Mass Spectrometry

    Article • Analytical Chemistry, June 2012, American Chemical Society (ACS)

    Patrik Spanel

  124. A selected ion flow tube study of the reactions of H3O+, NO+ and O2+• with seven isomers of hexanol in support of SIFT-MS

    Article • International Journal of Mass Spectrometry, May 2012, Elsevier

    Patrik Spanel

  125. Combining Fourier transform nuclear quadrupole resonance (FT-NQR) spectroscopy and mass spectrometry (MS) to study the electronic structure of titanocene dichlorides

    Article • The Analyst, January 2012, Royal Society of Chemistry

    Patrik Spanel

  126. Quantification of hydrogen cyanide and 2-aminoacetophenone in the headspace of Pseudomonas aeruginosa cultured under biofilm and planktonic conditions

    Article • Analytical Methods, January 2012, Royal Society of Chemistry

    Patrik Spanel

  127. Volatile compounds in health and disease

    Article • Current Opinion in Clinical Nutrition & Metabolic Care, September 2011, Wolters Kluwer Health

    Patrik Spanel

  128. Comment on ‘Influences of mixed expiratory sampling parameters on exhaled volatile organic compound concentrations’

    Article • Journal of Breath Research, August 2011, Institute of Physics Publishing

    Patrik Spanel

  129. Quantification of methyl thiocyanate in the headspace of Pseudomonas aeruginosa cultures and in the breath of cystic fibrosis patients by selected ion flow tube mass spectrometry

    Article • Rapid Communications in Mass Spectrometry, August 2011, Wiley

    Patrik Spanel

  130. Breath acetone concentration; biological variability and the influence of diet

    Article • Physiological Measurement, July 2011, Institute of Physics Publishing

    Patrik Spanel

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

    Article • TrAC Trends in Analytical Chemistry, July 2011, Elsevier

    Patrik Spanel

  132. Time‐resolved selected ion flow tube mass spectrometric quantification of the volatile compounds generated by E. coli JM109 cultured in two different media

    Article • Rapid Communications in Mass Spectrometry, June 2011, Wiley

    Patrik Spanel

  133. Selected ion flow tube, SIFT, studies of the reactions of H3O+, NO+ and O2+ with some biologically active isobaric compounds in preparation for SIFT-MS analyses

    Article • International Journal of Mass Spectrometry, June 2011, Elsevier

    Patrik Spanel

  134. Selected Ion Flow Tube Study of Ion–Molecule Reactions of N+(3P) and Kr+ with C3 Hydrocarbons Propane, Propene, and Propyne

    Article • The Journal of Physical Chemistry A, April 2011, American Chemical Society (ACS)

    Patrik Spanel

  135. Can volatile compounds in exhaled breath be used to monitor control in diabetes mellitus?

    Article • Journal of Breath Research, April 2011, Institute of Physics Publishing

    Patrik Spanel

  136. HNC/HCN Ratio in Acetonitrile, Formamide, and BrCN Discharge

    Article • The Journal of Physical Chemistry A, February 2011, American Chemical Society (ACS)

    Patrik Spanel

  137. SPME-GC-MS versus Selected Ion Flow Tube Mass Spectrometry (SIFT-MS) Analyses for the Study of Volatile Compound Generation and Oxidation Status during Dry Fermented Sausage Processing

    Article • Journal of Agricultural and Food Chemistry, February 2011, American Chemical Society (ACS)

    Patrik Spanel

  138. Variation in hydrogen cyanide production between different strains of Pseudomonas aeruginosa

    Article • European Respiratory Journal, January 2011, European Respiratory Society (ERS)

    Patrik Spanel

  139. Laser Ablation of FOX-7: Proposed Mechanism of Decomposition

    Article • Analytical Chemistry, January 2011, American Chemical Society (ACS)

    Patrik Spanel

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

    Article • The Analyst, January 2011, Royal Society of Chemistry

    Patrik Spanel

  141. On-line, real time monitoring of exhaled trace gases by SIFT-MS in the perioperative setting: a feasibility study

    Article • The Analyst, January 2011, Royal Society of Chemistry

    Patrik Spanel

  142. Selected ion flow tube (SIFT) studies of the reactions of H3O+, NO+ and O2+ with six volatile phytogenic esters

    Article • International Journal of Mass Spectrometry, January 2011, Elsevier

    Patrik Spanel

  143. Determination of the Deuterium Abundances in Water from 156 to 10,000 ppm by SIFT-MS

    Article • Journal of the American Society for Mass Spectrometry, January 2011, American Chemical Society (ACS)

    Patrik Spanel

  144. Plasma Volume, Albumin, and Fluid Status in Peritoneal Dialysis Patients

    Article • Clinical Journal of the American Society of Nephrology, August 2010, Wolters Kluwer Health

    Patrik Spanel

  145. Progress in SIFT-MS: Breath analysis and other applications

    Article • Mass Spectrometry Reviews, July 2010, Wiley

    Patrik Spanel

  146. Selected Ion Flow Tube-Mass Spectrometry for Absolute Quantification of Aroma Compounds in the Headspace of Dry Fermented Sausages

    Article • Analytical Chemistry, June 2010, American Chemical Society (ACS)

    Patrik Spanel

  147. Quantification of methane in humid air and exhaled breath using selected ion flow tube mass spectrometry

    Article • Rapid Communications in Mass Spectrometry, April 2010, Wiley

    Patrik Spanel

  148. Advantages of breath testing for the early diagnosis of lung cancer

    Article • Expert Review of Molecular Diagnostics, April 2010, Taylor & Francis

    Patrik Spanel

  149. Kinetics of ethanol decay in mouth‐ and nose‐exhaled breath measured on‐line by selected ion flow tube mass spectrometry following varying doses of alcohol

    Article • Rapid Communications in Mass Spectrometry, March 2010, Wiley

    Patrik Spanel

  150. Dispersal kinetics of deuterated water in the lungs and airways following mouth inhalation: real-time breath analysis by flowing afterglow mass spectrometry (FA-MS)

    Article • Journal of Breath Research, March 2010, Institute of Physics Publishing

    Patrik Spanel

  151. A study of the composition of the products of laser-induced breakdown of hexogen, octogen, pentrite and trinitrotoluene using selected ion flow tube mass spectrometry and UV-Vis spectrometry

    Article • The Analyst, January 2010, Royal Society of Chemistry

    Patrik Spanel

  152. Isoprene levels in the exhaled breath of 200 healthy pupils within the age range 7–18 years studied using SIFT-MS

    Article • Journal of Breath Research, December 2009, Institute of Physics Publishing

    Patrik Spanel

  153. Combining Near-Subject Absolute and Relative Measures of Longitudinal Hydration in Hemodialysis

    Article • Clinical Journal of the American Society of Nephrology, November 2009, Wolters Kluwer Health

    Patrik Spanel

  154. Dynamics of Formation of Products D2CN+, DCN+, and CD3+ in the Reaction of N+ with CD4: A Crossed-Beam and Theoretical Study

    Article • The Journal of Physical Chemistry A, October 2009, American Chemical Society (ACS)

    Patrik Spanel

  155. Quantification of methylamine in the headspace of ethanol of agricultural origin by selected ion flow tube mass spectrometry

    Article • International Journal of Mass Spectrometry, September 2009, Elsevier

    Patrik Spanel

  156. Analysis of the isobaric compounds propanol, acetic acid and methyl formate in humid air and breath by selected ion flow tube mass spectrometry, SIFT-MS

    Article • International Journal of Mass Spectrometry, August 2009, Elsevier

    Patrik Spanel

  157. Concentrations of some metabolites in the breath of healthy children aged 7–18 years measured using selected ion flow tube mass spectrometry (SIFT-MS)

    Article • Journal of Breath Research, May 2009, Institute of Physics Publishing

    Patrik Spanel

  158. The quantification of carbon dioxide in humid air and exhaled breath by selected ion flow tube mass spectrometry

    Article • Rapid Communications in Mass Spectrometry, April 2009, Wiley

    Patrik Spanel

  159. Acetone, butanone, pentanone, hexanone and heptanone in the headspace of aqueous solution and urine studied by selected ion flow tube mass spectrometry

    Article • Rapid Communications in Mass Spectrometry, March 2009, Wiley

    Patrik Spanel

  160. Ionic diffusion and mass discrimination effects in the new generation of short flow tube SIFT-MS instruments

    Article • International Journal of Mass Spectrometry, March 2009, Elsevier

    Patrik Spanel

  161. Influence of weakly bound adduct ions on breath trace gas analysis by selected ion flow tube mass spectrometry (SIFT-MS)

    Article • International Journal of Mass Spectrometry, February 2009, Elsevier

    Patrik Spanel

  162. Quantification of acetaldehyde and carbon dioxide in the headspace of malignant and non-malignant lung cells in vitro by SIFT-MS

    Article • The Analyst, January 2009, Royal Society of Chemistry

    Patrik Spanel

  163. A study of sulfur-containing compounds in mouth- and nose-exhaled breath and in the oral cavity using selected ion flow tube mass spectrometry

    Article • Journal of Breath Research, September 2008, Institute of Physics Publishing

    Patrik Spanel

  164. Ammonia release from heated ‘street’ cannabis leaf and its potential toxic effects on cannabis users

    Article • Addiction, September 2008, Wiley

    Patrik Spanel

  165. Analysis of breath, exhaled via the mouth and nose, and the air in the oral cavity

    Article • Journal of Breath Research, September 2008, Institute of Physics Publishing

    Patrik Spanel

  166. Selected ion flow tube mass spectrometry of exhaled breath condensate headspace

    Article • Rapid Communications in Mass Spectrometry, August 2008, Wiley

    Patrik Spanel

  167. Quantification of trace levels of the potential cancer biomarkers formaldehyde, acetaldehyde and propanol in breath by SIFT-MS

    Article • Journal of Breath Research, July 2008, Institute of Physics Publishing

    Patrik Spanel

  168. A study of thermal decomposition and combustion products of disposable polyethylene terephthalate (PET) plastic using high resolution fourier transform infrared spectroscopy, selected ion flow tube mass spectrometry and gas chromatography mass spectrom...

    Article • Molecular Physics, May 2008, Taylor & Francis

    Patrik Spanel

  169. Selected ion flow tube mass spectrometry of 3-hydroxybutyric acid, acetone and other ketones in the headspace of aqueous solution and urine

    Article • International Journal of Mass Spectrometry, April 2008, Elsevier

    Patrik Spanel

  170. A non-invasive, on-line deuterium dilution technique for the measurement of total body water in haemodialysis patients

    Article • Nephrology Dialysis Transplantation, March 2008, Oxford University Press (OUP)

    Patrik Spanel

  171. Experimental and theoretical investigation of electron attachment to SF5Cl

    Article • The Journal of Chemical Physics, March 2008, American Institute of Physics

    Patrik Spanel

  172. An exploratory comparative study of volatile compounds in exhaled breath and emitted by skin using selected ion flow tube mass spectrometry

    Article • Rapid Communications in Mass Spectrometry, February 2008, Wiley

    Patrik Spanel

  173. Compounds enhanced in a mass spectrometric profile of smokers' exhaled breath versus non-smokers as determined in a pilot study using PTR-MS

    Article • Journal of Breath Research, February 2008, Institute of Physics Publishing

    Patrik Spanel

  174. A selected ion flow tube mass spectrometry study of ammonia in mouth‐ and nose‐exhaled breath and in the oral cavity

    Article • Rapid Communications in Mass Spectrometry, February 2008, Wiley

    Patrik Spanel

  175. Microwave plasma ion sources for selected ion flow tube mass spectrometry: Optimizing their performance and detection limits for trace gas analysis

    Article • International Journal of Mass Spectrometry, November 2007, Elsevier

    Patrik Spanel

  176. The concentration distributions of some metabolites in the exhaled breath of young adults

    Article • Journal of Breath Research, October 2007, Institute of Physics Publishing

    Patrik Spanel

  177. Volatile metabolites in the exhaled breath of healthy volunteers: their levels and distributions

    Article • Journal of Breath Research, September 2007, Institute of Physics Publishing

    Patrik Spanel

  178. Acetone, ammonia and hydrogen cyanide in exhaled breath of several volunteers aged 4–83 years

    Article • Journal of Breath Research, September 2007, Institute of Physics Publishing

    Patrik Spanel

  179. Breath Analysis: The Approach Towards Clinical Applications

    Article • Mini-Reviews in Medicinal Chemistry, February 2007, Bentham Science Publishers

    Patrik Spanel

  180. Selected Ion Flow Tube Mass Spectrometry for On-Line Trace Gas Analysis in Biology and Medicine

    Article • European Journal of Mass Spectrometry, February 2007, SAGE Publications

    Patrik Spanel

  181. The challenge of breath analysis for clinical diagnosis and therapeutic monitoring

    Article • The Analyst, January 2007, Royal Society of Chemistry

    Patrik Spanel

  182. Increase of acetone emitted by urine in relation to ovulation

    Article • Acta Obstetricia Et Gynecologica Scandinavica, August 2006, Wiley

    Patrik Spanel

  183. CLINICAL STUDY: Quantification of breath carbon disulphide and acetone following a single dose of disulfiram (Antabuse) using selected ion flow tube mass spectrometry (SIFT‐MS)

    Article • Addiction Biology, June 2006, Wiley

    Patrik Spanel

  184. A longitudinal study of methanol in the exhaled breath of 30 healthy volunteers using selected ion flow tube mass spectrometry, SIFT-MS

    Article • Physiological Measurement, May 2006, Institute of Physics Publishing

    Patrik Spanel

  185. Bronchoalveolar lavage examined by solid phase microextraction, gas chromatography–mass spectrometry and selected ion flow tube mass spectrometry

    Article • Journal of Microbiological Methods, April 2006, Elsevier

    Patrik Spanel

  186. The increase of breath ammonia induced by niacin ingestion quantified by selected ion flow tube mass spectrometry

    Article • Physiological Measurement, March 2006, Institute of Physics Publishing

    Patrik Spanel

  187. A general method for the calculation of absolute trace gas concentrations in air and breath from selected ion flow tube mass spectrometry data

    Article • International Journal of Mass Spectrometry, March 2006, Elsevier

    Patrik Spanel

  188. A longitudinal study of ammonia, acetone and propanol in the exhaled breath of 30 subjects using selected ion flow tube mass spectrometry, SIFT-MS

    Article • Physiological Measurement, February 2006, Institute of Physics Publishing

    Patrik Spanel

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

    Article • Rapid Communications in Mass Spectrometry, January 2006, Wiley

    Patrik Spanel

  190. Generation of volatile compounds on mouth exposure to urea and sucrose: implications for exhaled breath analysis

    Article • Physiological Measurement, December 2005, Institute of Physics Publishing

    Patrik Spanel

  191. A longitudinal study of breath isoprene in healthy volunteers using selected ion flow tube mass spectrometry (SIFT-MS)

    Article • Physiological Measurement, November 2005, Institute of Physics Publishing

    Patrik Spanel

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

    Article • International Journal of Mass Spectrometry, July 2005, Elsevier

    Patrik Spanel

  193. ANALYSIS OF BREATH USING SIFT-MS: A COMPARISON OF THE BREATH COMPOSITION OF HEALTHY VOLUNTEERS AND SERIOUSLY-ILL ICU PATIENTS

    Article • May 2005, World Scientific Pub Co Pte Lt

    Patrik Spanel

  194. APPLICATIONS OF SELECTED ION FLOW TUBE MASS SPECTROMETRY, SIFT-MS, IN ADDICTION RESEARCH

    Article • May 2005, World Scientific Pub Co Pte Lt

    Patrik Spanel

  195. DETECTION OF H. PYLORI INFECTION BY BREATH AMMONIA FOLLOWING UREA INGESTION

    Article • May 2005, World Scientific Pub Co Pte Lt

    Patrik Spanel

  196. Detection of volatile compounds emitted byPseudomonas aeruginosa using selected ion flow tube mass spectrometry

    Article • Pediatric Pulmonology, May 2005, Wiley

    Patrik Spanel

  197. FLOWING AFTERGLOW MASS SPECTROMETRY (FA-MS) FOR THE DETERMINATION OF THE DEUTERIUM ABUNDANCE IN BREATH WATER VAPOUR AND AQUEOUS LIQUID HEADSPACE

    Article • May 2005, World Scientific Pub Co Pte Lt

    Patrik Spanel

  198. SELECTED ION FLOW TUBE MASS SPECTROMETRY, SIFT-MS, FOR ON-LINE TRACE GAS ANALYSIS OF BREATH

    Article • May 2005, World Scientific Pub Co Pte Lt

    Patrik Spanel

  199. THE COMBINED USE OF SIFT-MS AND FA-MS TO INVESTIGATE FIRST-PASS METABOLISM OF ETHANOL

    Article • May 2005, World Scientific Pub Co Pte Lt

    Patrik Spanel

  200. Coordinated FA-MS and SIFT-MS analyses of breath following ingestion of D2O and ethanol: total body water, dispersal kinetics and ethanol metabolism

    Article • Physiological Measurement, April 2005, Institute of Physics Publishing

    Patrik Spanel

  201. Influence of Convection on the Diffusive Transport and Sieving of Water and Small Solutes across the Peritoneal Membrane

    Article • Journal of the American Society of Nephrology, February 2005, Wolters Kluwer Health

    Patrik Spanel

  202. A longitudinal study of ethanol and acetaldehyde in the exhaled breath of healthy volunteers using selected-ion flow-tube mass spectrometry

    Article • Rapid Communications in Mass Spectrometry, January 2005, Wiley

    Patrik Spanel

  203. A selected ion flow tube study of the reactions of H3O+, NO+ and O2+• with some phenols, phenyl alcohols and cyclic carbonyl compounds in support of SIFT-MS and PTR-MS

    Article • International Journal of Mass Spectrometry, December 2004, Elsevier

    Patrik Spanel

  204. A selected ion flow tube, SIFT, study of the ion chemistry of H3O+, NO+ and O2+ ions with several nitroalkanes in the presence of water vapour

    Article • International Journal of Mass Spectrometry, December 2004, Elsevier

    Patrik Spanel

  205. On‐line analysis of diesel engine exhaust gases by selected ion flow tube mass spectrometry

    Article • Rapid Communications in Mass Spectrometry, November 2004, Wiley

    Patrik Spanel

  206. Selected ion flow tube mass spectrometry (SIFT‐MS) for on‐line trace gas analysis

    Article • Mass Spectrometry Reviews, October 2004, Wiley

    Patrik Spanel

  207. A selected ion flow tube, SIFT, study of the reactions of H3O+, NO+ and O2+ ions with several N- and O-containing heterocyclic compounds in support of SIFT-MS

    Article • International Journal of Mass Spectrometry, October 2004, Elsevier

    Patrik Spanel

  208. Quantification of hydrogen cyanide in humid air by selected ion flow tube mass spectrometry

    Article • Rapid Communications in Mass Spectrometry, August 2004, Wiley

    Patrik Spanel

  209. A directly coupled monolithic rectangular resonator forming a robust microwave plasma ion source for SIFT-MS

    Article • Plasma Sources Science and Technology, April 2004, Institute of Physics Publishing

    Patrik Spanel

  210. Selected ion flow tube, SIFT, studies of the reactions of H3O+, NO+ and O2+ with compounds released by Pseudomonas and related bacteria

    Article • International Journal of Mass Spectrometry, April 2004, Elsevier

    Patrik Spanel

  211. Selected Ion Flow Tube Mass Spectrometry (SIFT-MS) and Flowing Afterglow Mass Spectrometry (FA-MS) for the Determination of the Deuterium Abundance in Water Vapour

    Article • January 2004, Elsevier

    Patrik Spanel

  212. Analysis of ketones by selected ion flow tube mass spectrometry

    Article • Rapid Communications in Mass Spectrometry, November 2003, Wiley

    Patrik Spanel

  213. A SIFT study of the reactions of H2ONO+ ions with several types of organic molecules

    Article • International Journal of Mass Spectrometry, November 2003, Elsevier

    Patrik Spanel

  214. Measuring transport of water across the peritoneal membrane

    Article • Kidney International, November 2003, Elsevier

    Patrik Spanel

  215. A SIFT study of the reactions of H3O+, NO+ and O2+ with hydrogen peroxide and peroxyacetic acid

    Article • International Journal of Mass Spectrometry, August 2003, Elsevier

    Patrik Spanel

  216. Quantification of acetonitrile in exhaled breath and urinary headspace using selected ion flow tube mass spectrometry

    Article • International Journal of Mass Spectrometry, August 2003, Elsevier

    Patrik Spanel

  217. Selected ion flow tube, SIFT, studies of the reactions of H3O+, NO+ and O2+ with eleven C10H16 monoterpenes

    Article • International Journal of Mass Spectrometry, August 2003, Elsevier

    Patrik Spanel

  218. The influence of electron–electron collisions on electron thermalization in He and Ar afterglow plasmas

    Article • Chemical Physics Letters, May 2003, Elsevier

    Patrik Spanel

  219. Quantification of acetaldehyde released by lung cancer cells in vitro using selected ion flow tube mass spectrometry

    Article • Rapid Communications in Mass Spectrometry, March 2003, Wiley

    Patrik Spanel

  220. Increase of acetone and ammonia in urine headspace and breath during ovulation quantified using selected ion flow tube mass spectrometry

    Article • Physiological Measurement, January 2003, Institute of Physics Publishing

    Patrik Spanel

  221. Time variation of ammonia, acetone, isoprene and ethanol in breath: a quantitative SIFT-MS study over 30 days

    Article • Physiological Measurement, January 2003, Institute of Physics Publishing

    Patrik Spanel

  222. Comparative measurements of total body water in healthy volunteers by online breath deuterium measurement and other near-subject methods

    Article • American Journal of Clinical Nutrition, December 2002, Elsevier

    Patrik Spanel

  223. Quantification of volatile compounds in the headspace of aqueous liquids using selected ion flow tube mass spectrometry

    Article • Rapid Communications in Mass Spectrometry, October 2002, Wiley

    Patrik Spanel

  224. Selected ion flow tube studies of the reactions of H3O+, NO+ and O2+ with the anaesthetic gases halothane, isoflurane and sevoflurane

    Article • Rapid Communications in Mass Spectrometry, September 2002, Wiley

    Patrik Spanel

  225. A selected ion flow tube, SIFT, study of the reactions of H3O+, NO+ and O2+ ions with a series of diols

    Article • International Journal of Mass Spectrometry, July 2002, Elsevier

    Patrik Spanel

  226. A selected ion flow tube (SIFT), study of the reactions of H3O+, NO+ and O2+ ions with a series of alkenes; in support of SIFT-MS

    Article • International Journal of Mass Spectrometry, June 2002, Elsevier

    Patrik Spanel

  227. On-line, simultaneous quantification of ethanol, some metabolites and water vapour in breath following the ingestion of alcohol

    Article • Physiological Measurement, May 2002, Institute of Physics Publishing

    Patrik Spanel

  228. Analysis of petrol and diesel vapour and vehicle engine exhaust gases using selected ion flow tube mass spectrometry

    Article • Rapid Communications in Mass Spectrometry, April 2002, Wiley

    Patrik Spanel

  229. A selected ion flow tube study of the reactions of H3O+, NO+, and O2+ with saturated and unsaturated aldehydes and subsequent hydration of the product ions

    Article • International Journal of Mass Spectrometry, February 2002, Elsevier

    Patrik Spanel

  230. Kinetics and isotope patterns of ethanol and acetaldehyde emissions from yeast fermentations of glucose and glucose-6,6-d2 using selected ion flow tube mass spectrometry: a case study

    Article • Rapid Communications in Mass Spectrometry, January 2002, Wiley

    Patrik Spanel

  231. Ion Formation in Microwave Discharge through Moist Air

    Article • Acta Physico-Chimica Sinica, January 2002, Acta Physico-Chimica Sinica & University Chemistry Editorial Office, Peking University

    Patrik Spanel

  232. Monte Carlo Simulations of the Influence of Ion-Neutral Collisions on the Ion Currents Collected by Electrostatic Probes

    Article • Contributions to Plasma Physics, January 2002, Wiley

    Patrik Spanel

  233. Monte Carlo Simulations of the Influence of Ion-Neutral Collisions on the Ion Currents Collected by Electrostatic Probes

    Article • Contributions to Plasma Physics, January 2002, Wiley

    Patrik Spanel

  234. Kinetics and isotope patterns of ethanol and acetaldehyde emissions from yeast fermentations of glucose and glucose‐6,6‐d2 using selected ion flow tube mass spectrometry: a case study

    Article • Rapid Communications in Mass Spectrometry, December 2001, Wiley

    Patrik Spanel

  235. Rapid measurement of deuterium content of breath following oral ingestion to determine body water

    Article • Physiological Measurement, October 2001, Institute of Physics Publishing

    Patrik Spanel

  236. Concurrent use of H3O+, NO+, and O2+ precursor ions for the detection and quantification of diverse trace gases in the presence of air and breath by selected ion-flow tube mass spectrometry

    Article • International Journal of Mass Spectrometry, August 2001, Elsevier

    Patrik Spanel

  237. Quantitative selected ion flow tube mass spectrometry: The influence of ionic diffusion and mass discrimination

    Article • Journal of the American Society for Mass Spectrometry, July 2001, American Chemical Society (ACS)

    Patrik Spanel

  238. Assessment of Rumen Processes by Selected-Ion-Flow-Tube Mass Spectrometric Analysis of Rumen Gases

    Article • Journal of Dairy Science, June 2001, American Dairy Science Association

    Patrik Spanel

  239. Accuracy and precision of flowing afterglow mass spectrometry for the determination of the deuterium abundance in the headspace of aqueous liquids and exhaled breath water

    Article • Rapid Communications in Mass Spectrometry, May 2001, Wiley

    Patrik Spanel

  240. On‐line measurement of the absolute humidity of air, breath and liquid headspace samples by selected ion flow tube mass spectrometry

    Article • Rapid Communications in Mass Spectrometry, April 2001, Wiley

    Patrik Spanel

  241. A new ‘online’ method to measure increased exhaled isoprene in end‐stage renal failure

    Article • Nephrology Dialysis Transplantation, April 2001, Oxford University Press (OUP)

    Patrik Spanel

  242. Product ion distributions and rate coefficients for the attachment reactions of electrons with CHCl2Br, CCl2Br2, and CHClBr2

    Article • International Journal of Mass Spectrometry, February 2001, Elsevier

    Patrik Spanel

  243. Influence of water vapour on selected ion flow tube mass spectrometric analyses of trace gases in humid air and breath

    Article • Rapid Communications in Mass Spectrometry, October 2000, Wiley

    Patrik Spanel

  244. Selected ion flow tube mass spectrometry analyses of stable isotopes in water: Isotopic composition of H3O+ and H3O+(H2O)3 ions in exchange reactions with water vapor

    Article • Journal of the American Society for Mass Spectrometry, October 2000, American Chemical Society (ACS)

    Patrik Spanel

  245. Analysis of volatile emissions from porcine faeces and urine using selected ion flow tube mass spectrometry

    Article • Bioresource Technology, October 2000, Elsevier

    Patrik Spanel

  246. An investigation of the reactions of H3O and O2 with NO, NO2, N2O and HNO2 in support of selected ion flow tube mass spectrometry

    Article • Rapid Communications in Mass Spectrometry, April 2000, Wiley

    Patrik Spanel

  247. On-line determination of the deuterium abundance in breath water vapour by flowing afterglow mass spectrometry with applications to measurements of total body water

    Article • Rapid Communications in Mass Spectrometry, January 2000, Wiley

    Patrik Spanel

  248. Quantification of hydrogen sulphide in humid air by selected ion flow tube mass spectrometry

    Article • Rapid Communications in Mass Spectrometry, January 2000, Wiley

    Patrik Spanel

  249. Trace gases in breath of healthy volunteers when fasting and after a protein-calorie meal: a preliminary study

    Article • Journal of Applied Physiology, November 1999, American Physiological Society

    Patrik Spanel

  250. Competitive association and charge transfer in the reactions of NO+ with some ketones: a selected ion flow drift tube study

    Article • International Journal of Mass Spectrometry, October 1999, Elsevier

    Patrik Spanel

  251. Quantification of breath isoprene using the selected ion flow tube mass spectrometric analytical method

    Article • Rapid Communications in Mass Spectrometry, September 1999, Wiley

    Patrik Spanel

  252. Selected ion flow tube studies of the reactions of H3O+, NO+, and O2+ with several aromatic and aliphatic monosubstituted halocarbons

    Article • International Journal of Mass Spectrometry, August 1999, Elsevier

    Patrik Spanel

  253. Analysis of formaldehyde in the headspace of urine from bladder and prostate cancer patients using selected ion flow tube mass spectrometry

    Article • Rapid Communications in Mass Spectrometry, July 1999, Wiley

    Patrik Spanel

  254. Selected ion flow tube mass spectrometry of urine headspace

    Article • Rapid Communications in Mass Spectrometry, April 1999, Wiley

    Patrik Spanel

  255. Selected ion flow tube - mass spectrometry: detection and real-time monitoring of flavours released by food products

    Article • Rapid Communications in Mass Spectrometry, April 1999, Wiley

    Patrik Spanel

  256. Selected ion flow tube – mass spectrometry: detection and real‐time monitoring of flavours released by food products

    Article • Rapid Communications in Mass Spectrometry, April 1999, Wiley

    Patrik Spanel

  257. Selected ion flow tube studies of the reactions of H3O+, NO+, and O2+ with eleven amine structural isomers of c5h13n

    Article • International Journal of Mass Spectrometry, April 1999, Elsevier

    Patrik Spanel

  258. Selected ion flow tube studies of the reactions of H3O+, NO+, and O2+ with some chloroalkanes and chloroalkenes

    Article • International Journal of Mass Spectrometry, April 1999, Elsevier

    Patrik Spanel

  259. SIFT Applications in Mass Spectrometry

    Article • January 1999, Elsevier

    Patrik Spanel

  260. Selected ion flow tube studies of the reactions of H3O+, NO+, and O2+ with several aromatic and aliphatic hydrocarbons

    Article • International Journal of Mass Spectrometry, December 1998, Elsevier

    Patrik Spanel

  261. The Selected Ion Flow Tube Method for Workplace Analyses of Trace Gases in Air and Breath: Its Scope, Validation, and Applications

    Article • Applied Occupational and Environmental Hygiene, December 1998, Taylor & Francis

    Patrik Spanel

  262. Selected ion flow tube studies of the reactions of H3O+, NO+, and O2+ with some organosulphur molecules

    Article • International Journal of Mass Spectrometry, July 1998, Elsevier

    Patrik Spanel

  263. Selected ion flow tube studies of the reactions of H3O+, NO+, and O2+ with several amines and some other nitrogen-containing molecules

    Article • International Journal of Mass Spectrometry, July 1998, Elsevier

    Patrik Spanel

  264. Quantification of ammonia in human breath by the selected ion flow tube analytical method using H3O+ and O2+ precursor ions

    Article • Rapid Communications in Mass Spectrometry, June 1998, Wiley

    Patrik Spanel

  265. SIFT studies of the reactions of H3O+, NO+ and O2+ with several ethers

    Article • International Journal of Mass Spectrometry and Ion Processes, February 1998, Elsevier

    Patrik Spanel

  266. SIFT studies of the reactions of H3O+, NO+ and O+2 with a series of volatile carboxylic acids and esters

    Article • International Journal of Mass Spectrometry and Ion Processes, January 1998, Elsevier

    Patrik Spanel

  267. Article • Czechoslovak Journal of Physics, January 1998, Springer Science + Business Media

    Patrik Spanel

  268. SIFT studies of the reactions of H3O+, NO+ and O2+ with a series of alcohols

    Article • International Journal of Mass Spectrometry and Ion Processes, November 1997, Elsevier

    Patrik Spanel

  269. A coordinated flowing afterglow and crossed beam study of electron attachment to CCl3Br

    Article • International Journal of Mass Spectrometry and Ion Processes, November 1997, Elsevier

    Patrik Spanel

  270. SIFT studies of the reactions of H3O+, NO+ and O2+ with a series of aldehydes and ketones

    Article • International Journal of Mass Spectrometry and Ion Processes, November 1997, Elsevier

    Patrik Spanel

  271. Quantitative analysis of ammonia on the breath of patients in end-stage renal failure

    Article • Kidney International, July 1997, Elsevier

    Patrik Spanel

  272. Validation of the SIFT technique for trace gas analysis of breath using the syringe injection technique

    Article • The Annals of Occupational Hygiene, June 1997, Elsevier

    Patrik Spanel

  273. Gas phase reactions of some positive ions with atomic and molecular hydrogen at 300 K

    Article • The Journal of Chemical Physics, March 1997, American Institute of Physics

    Patrik Spanel

  274. THE SELECTED ION FLOW TUBE (SIFT)—A NOVEL TECHNIQUE FOR BIOLOGICAL MONITORING

    Article • The Annals of Occupational Hygiene, December 1996, Oxford University Press (OUP)

    Patrik Spanel

  275. The selected ion flow tube (SIFT)?A novel technique for biological monitoring

    Article • The Annals of Occupational Hygiene, December 1996, Elsevier

    Patrik Spanel

  276. Electron attachment to and in the gas phase

    Article • Journal of Physics B Atomic Molecular and Optical Physics, November 1996, Institute of Physics Publishing

    Patrik Spanel

  277. Selected ion flow tube: a technique for quantitative trace gas analysis of air and breath

    Article • Medical & Biological Engineering & Computing, November 1996, Springer Science + Business Media

    Patrik Spanel

  278. Radiation from the reactions of NO+ with Cl− and I−

    Article • Chemical Physics Letters, August 1996, Elsevier

    Patrik Spanel

  279. The Novel Selected-ion Flow Tube Approach to Trace Gas Analysis of Air and Breath

    Article • Rapid Communications in Mass Spectrometry, July 1996, Wiley

    Patrik Spanel

  280. Application of ion chemistry and the SIFT technique to the quantitative analysis of trace gases in air and on breath

    Article • International Reviews in Physical Chemistry, March 1996, Taylor & Francis

    Patrik Spanel

  281. A selected ion flow tube study of the reactions of NO+and O+2ions with some organic molecules: The potential for trace gas analysis of air

    Article • The Journal of Chemical Physics, February 1996, American Institute of Physics

    Patrik Spanel

  282. An on-line Langmuir probe technique for the study of afterglow plasmas

    Article • International Journal of Mass Spectrometry and Ion Processes, November 1995, Elsevier

    Patrik Spanel

  283. Reactions of Hydrated Hydronium Ions and Hydrated Hydroxide Ions with Some Hydrocarbons and Oxygen-Bearing Organic Molecules

    Article • The Journal of Physical Chemistry B, October 1995, American Chemical Society (ACS)

    Patrik Spanel

  284. The varying influences of gas and electron temperatures on the rates of electron attachment to some selected molecules

    Article • Journal of Physics B Atomic Molecular and Optical Physics, July 1995, Institute of Physics Publishing

    Patrik Spanel

  285. Reactions of H3O+ and OH− ions with some organic molecules; applications to trace gas analysis in air

    Article • International Journal of Mass Spectrometry and Ion Processes, July 1995, Elsevier

    Patrik Spanel

  286. Formation of SF5− in electron attachment to SF6; swarm and beam results reconciled

    Article • Chemical Physics Letters, July 1995, Elsevier

    Patrik Spanel

  287. Ions in the terrestrial atmosphere and in interstellar clouds

    Article • Mass Spectrometry Reviews, July 1995, Wiley

    Patrik Spanel

  288. Recent studies of electron attachment and electron-ion recombination at thermal energies

    Article • Plasma Sources Science and Technology, May 1995, Institute of Physics Publishing

    Patrik Spanel

  289. Formation and decay of C−60 following free electron capture by C60

    Article • The Journal of Chemical Physics, February 1995, American Institute of Physics

    Patrik Spanel

  290. The reactions of some interstellar ions with benzene, cyclopropane and cyclohexane

    Article • International Journal of Mass Spectrometry and Ion Processes, February 1995, Elsevier

    Patrik Spanel

  291. Swarm Techniques

    Article • January 1995, Elsevier

    Patrik Spanel

  292. The Influence of Collisions in the Space Charge Sheath on the Ion current Collected by a Langmuir Probe

    Article • Contributions to Plasma Physics, January 1995, Wiley

    Patrik Spanel

  293. The Influence of Ion – Neutral Collisions in the Plasma Sheath on the Ion Current to an Electrostatic Probe: Monte Carlo Simulation

    Article • Contributions to Plasma Physics, January 1995, Wiley

    Patrik Spanel

  294. A study of electron attachment to C70 using the FALP technique

    Article • Chemical Physics Letters, October 1994, Elsevier

    Patrik Spanel

  295. Electron Temperature Relaxation in Afterglow Plasmas: Diffusion Cooling

    Article • Contributions to Plasma Physics, January 1994, Wiley

    Patrik Spanel

  296. Studies of Electron Attachment at Thermal Energies Using the Flowing Afterglow–Langmuir Probe Technique

    Article • January 1994, Elsevier

    Patrik Spanel

  297. The role of Formula and Formula ions in the degradation of interstellar molecules

    Article • Monthly Notices of the Royal Astronomical Society, January 1994, Oxford University Press (OUP)

    Patrik Spanel

  298. FALP studies of electron attachment at elevated electron temperatures: the influence of attachment on electron energy distributions

    Article • International Journal of Mass Spectrometry and Ion Processes, November 1993, Elsevier

    Patrik Spanel

  299. A further investigation of the reaction of C2H+2 with H2

    Article • International Journal of Mass Spectrometry and Ion Processes, November 1993, Elsevier

    Patrik Spanel

  300. Dissociative recombination of H3+ and some other interstellar ions: a controversy resolved

    Article • International Journal of Mass Spectrometry and Ion Processes, November 1993, Elsevier

    Patrik Spanel

  301. FALP studies of the dissociative recombination coefficients for O2+ and NO+ within the electron temperature range 300–2000 K

    Article • International Journal of Mass Spectrometry and Ion Processes, November 1993, Elsevier

    Patrik Spanel

  302. SIFDT studies of the reactions of C+, CH+ and CH+2 with HCl and CO2, and CH+3 with HCl

    Article • International Journal of Mass Spectrometry and Ion Processes, November 1993, Elsevier

    Patrik Spanel

  303. SIFT studies of the reactions of rare gas atomic ions with Cl2 and Br2

    Article • International Journal of Mass Spectrometry and Ion Processes, November 1993, Elsevier

    Patrik Spanel

  304. Electron attachment to C60 at low energies

    Article • Chemical Physics Letters, October 1993, Elsevier

    Patrik Spanel

  305. Dissociative recombination of H+3. Experiment and theory reconciled

    Article • Chemical Physics Letters, August 1993, Elsevier

    Patrik Spanel

  306. The reactions of positive and negative halogen ions with Cl2 and Br2

    Article • The Journal of Chemical Physics, June 1993, American Institute of Physics

    Patrik Spanel

  307. Energy dependencies of fast reactions of positive ions X+ with HCl from near thermal to ≂2 eV center-of-mass collision energy (X+=H+,H2+,H3+,N+,N2+,Ar+,C+,CH+, CH2+,CH3+,CH4+,CH5+)

    Article • The Journal of Chemical Physics, May 1993, American Institute of Physics

    Patrik Spanel

  308. A selected ion-flow tube study of the reactions of O+, H+ and HeH]+ with several molecular gases at 300 K

    Article • International Journal of Mass Spectrometry and Ion Processes, September 1992, Elsevier

    Patrik Spanel

  309. Studies of interstellar ion reactions using the SIFT technique: isotope fractionation

    Article • Accounts of Chemical Research, September 1992, American Chemical Society (ACS)

    Patrik Spanel

  310. Some reactions of the highly polar ion ArH+3

    Article • Chemical Physics Letters, April 1992, Elsevier

    Patrik Spanel