Author

Gwen O’Sullivan

Observed names: Gwen O'Sullivan, Gwen OʼSullivan, O'Sullivan, Gwen

Observed institutions: Queen's University Belfast, Cochrane, Mount Royal University

ORCID: 0000-0001-7748-1154

Observed ORCID: 0000-0001-7748-1154

OpenAlex ID: A5010965031

Fate and behavior of oil sands naphthenic acids in a pilot-scale treatment wetland as characterized by negative-ion electrospray ionization Orbitrap mass spectrometry

2018 · Chukwuemeka Ajaero, Kerry M. Peru, et al. · The Science of The Total Environment · 46

Characterization of Naphthenic Acids by Gas Chromatography-Fourier Transform Ion Cyclotron Resonance Mass Spectrometry

2014 · Xavier Ortiz, Karl J. Jobst, et al. · Analytical Chemistry · 46

Elucidating the structural properties that influence the persistence of PCBs in humans using the National Health and Nutrition Examination Survey (NHANES) dataset

2013 · David Megson, Gwen O’Sullivan, et al. · The Science of The Total Environment · 45

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Fingerprinting polychlorinated biphenyls in environmental samples using comprehensive two-dimensional gas chromatography with time-of-flight mass spectrometry

2013 · David Megson, Robert Kalin, et al. · Journal of Chromatography A · 40

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Development of an advanced on‐line position‐specific stable carbon isotope system and application to methyl tert ‐butyl ether

2009 · Caroline Gauchotte, Gwen O'Sullivan, et al. · Rapid Communications in Mass Spectrometry · 34

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A Critical Examination of the Relationship between Wildfires and Climate Change with Consideration of the Human Impact

2018 · Nadin Boegelsack, Jonathan Withey, et al. · Journal of Environmental Protection · 32

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Investigation of the Range of Carbon and Hydrogen Isotopes Within a Global Set of Gasolines

2008 · Gwen O'Sullivan, Robert M. Kalin · Environmental Forensics · 32

Can polychlorinated biphenyl (PCB) signatures and enantiomer fractions be used for source identification and to age date occupational exposure?

2015 · David Megson, Jean-Françios Focant, et al. · Environment International · 31

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POPs in the Terrestrial Environment

2013 · Veerle Jaspers, David Megson, et al. · Elsevier eBooks · 28

Development of retention time indices for comprehensive multidimensional gas chromatography and application to ignitable liquid residue mapping in wildfire investigations

2020 · Nadin Boegelsack, Court Sandau, et al. · Journal of Chromatography A · 26

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Method development for optimizing analysis of ignitable liquid residues using flow-modulated comprehensive two-dimensional gas chromatography

2021 · Nadin Boegelsack, Kevin Hayes, et al. · Journal of Chromatography A · 22

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Degradation of carbon disulphide (CS2) in soils and groundwater from a CS2-contaminated site

2012 · Siobhan F. Cox, John D. McKinley, et al. · Environmental Earth Sciences · 21

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Occupational risk of organophosphates and other chemical and radiative exposure in the aircraft cabin: A systematic review

2021 · Kevin Hayes, David Megson, et al. · The Science of The Total Environment · 20

Biomimicry of vascular plants as a means of saline soil remediation

2018 · Mathew J.B. Swallow, Gwen O'Sullivan · The Science of The Total Environment · 17

Identifying the provenance of Leach’s storm petrels in the North Atlantic using polychlorinated biphenyl signatures derived from comprehensive two-dimensional gas chromatography with time-of-flight mass spectrometry

2014 · David Megson, Thomas A. Brown, et al. · Chemosphere · 17

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Brief Overview

2013 · Gwen O’Sullivan, David Megson · Elsevier eBooks · 14

Trace Metal Concentrations in Pine Needles at Varying Elevation in Proximity to Roadways in an Urban Environment

2017 · Graham Brown, Isabella Luu, et al. · Journal of Environmental Protection · 10

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The Use and Misuse of the National Health and Nutrition Examination Survey (NHANES) Data for Assessing Human Exposure to Environmental Chemicals

2010 · Robert D. Morrison, Gwen O’Sullivan · Environmental Forensics · 9

Are We Ready for It? A Review of Forensic Applications and Readiness for Comprehensive Two‐Dimensional Gas Chromatography in Routine Forensic Analysis

2025 · Emma L. Macturk, Kevin Hayes, et al. · Journal of Separation Science · 7

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Use of GC×GC for the characterization of odours in forensic applications

2022 · Dubois, Lena, O'Sullivan, Gwen, et al. · Comprehensive analytical chemistry · 7

Changes to polychlorinated biphenyl (PCB) signatures and enantiomer fractions across different tissue types in Guillemots

2018 · David Megson, Thomas A. Brown, et al. · Marine Pollution Bulletin · 7

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Carbon isotope effect during the abiotic oxidation of Methyl-tert-Butyl Ether (MTBE).

2003 · Gwen O’Sullivan, G. Boshoff, et al. · Research Portal (Queen's University Belfast) · 7

Environmental Forensics: Proceedings of the 2013 INEF Conference

2012 · Robert Morrison, Gwen O’Sullivan · Royal Society of Chemistry eBooks · 6

Forensic Geo-Gas Investigation of Methane: Characterization of Sources within an Urban Setting

2010 · Gwen O'Sullivan, Byong-Jun Min, et al. · Environmental Forensics · 6

Cross-Contamination of Ignitable Liquid Residues on Wildfire Debris—Effects of Packaging and Storage on Detection and Characterization

2024 · Nadin Boegelsack, James Walker, et al. · Separations · 5

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Works count: 56

Citation count: 557

H-index: 15

I10-index: 17