{"id":236,"date":"2017-06-28T12:50:59","date_gmt":"2017-06-28T16:50:59","guid":{"rendered":"https:\/\/carleton.ca\/eerl\/?page_id=236"},"modified":"2026-01-15T15:14:14","modified_gmt":"2026-01-15T20:14:14","slug":"journal-articles","status":"publish","type":"page","link":"https:\/\/carleton.ca\/eerl\/journal-articles\/","title":{"rendered":"Journal Articles"},"content":{"rendered":"<h3>Papers in Refereed Journals:<\/h3>\n<p><\/p>\n<div class=\"slideme\"><dl class=\"slideme__list\"><dt class=\"slideme__term\"><a href=\"#slideme-most-recent\" aria-expanded=\"false\" aria-controls=\"slideme-most-recent\" class=\"slideme__heading slideme__trigger\">Most Recent<\/a><\/dt><dd class=\"slideme__description\" id=\"slideme-most-recent\" aria-hidden=\"true\"><p><\/p>\n<ul>\n<li>S.E. Wilde, D.R. Tyner, M.R. Johnson (2025) The Efficacy of Methane Leak Detection and Repair (LDAR) Programs in Practice, <em>Environmental Science and Technology \u2013 Air<\/em>, 2(11):2527\u22122536 (doi: <a href=\"https:\/\/doi.org\/10.1021\/acsestair.5c00195\">10.1021\/acsestair.5c00195<\/a>)<em>.<\/em><\/li>\n<li>M.R. Johnson, B.M. Conrad, D.J. Zimmerle, R.L. Kleinberg (2025) Methane by the Numbers: The Need for Clear and Comparable Methane Intensity Metrics [preprint], <a href=\"https:\/\/doi.org\/10.31223\/X5X16D\">https:\/\/doi.org\/10.31223\/X5X16D<\/a><\/li>\n<li>B.M. Conrad and M.R. Johnson (2025) Accounting for spatiotemporally correlated errors in wind speed for remote surveys of methane emissions EGUsphere [preprint], <a href=\"https:\/\/doi.org\/10.5194\/egusphere-2025-3924\">https:\/\/doi.org\/10.5194\/egusphere-2025-3924<\/a>, 2025.<\/li>\n<li>A. Ayasse, D.H. Cusworth, K. Howell, K. O&#8217;Neill, B.M. Conrad, M.R. Johnson, G. Asner, R. Duren (2024) Probability of Detection and Multi-Sensor Persistence of Methane Emissions from Coincident Airborne and Satellite Observations, <em>Environmental Science &amp; Technology<\/em>, 58(49):21536-21544 (doi: <a href=\"https:\/\/doi.org\/10.1021\/acs.est.4c06702\">10.1021\/acs.est.4c06702<\/a>)<\/li>\n<li>M.J. Thorpe, A. Kreitinger, D.T. Altamura, C. Dudiak, B.M. Conrad, D.R. Tyner, M.R. Johnson, J.K. Brasseur, P.A. Roos, W.M. Kunkel, A. Carre-Burritt, J. Abate, T. Price, D. Yaralian, B. Kennedy, E. Newton, E. Rodriguez, O.I. Elfar, D.J. Zimmerle (2024) Deployment-invariant probability of detection characterization for aerial LiDAR methane detection, <em>Remote Sensing of the Environment<\/em>, 315:114435 (doi: <a href=\"https:\/\/doi.org\/10.1016\/j.rse.2024.114435\">10.1016\/j.rse.2024.114435<\/a>)<\/li>\n<li>S.A. Festa-Bianchet, M. Mohammadikharkeshi, D.R. Tyner, M.R. Johnson (2024) Catalytic Heaters at Oil and Gas Sites May be a Significant yet Overlooked Seasonal Source of Methane Emissions, <em>Environmental Science &amp; Technology Letters,<\/em> 11 (9), 948-953 (doi: <a href=\"https:\/\/pubs.acs.org\/action\/showCitFormats?doi=10.1021%2Facs.estlett.4c00453&amp;include=cit&amp;format=ris&amp;direct=true&amp;downloadFileName=acs.estlett.4c00453&amp;href=\/doi\/10.1021\/acs.estlett.4c00453\">10.1021\/acs.estlett.4c00453<\/a>)<\/li>\n<li>A. D. Tanner, P. Mehr, M. Mohammadikharkeshi, M. R. Johnson* (2024) Black carbon emissions from turbulent buoyant non-premixed flames representative of flares in the upstream oil and gas sector, <em>Proceedings of the Combustion Institute<\/em>, 40:1\u20134 (doi: <a href=\"https:\/\/www.sciencedirect.com\/science\/article\/pii\/S154074892400378X\">10.1016\/j.proci.2024.105570<\/a>).<\/li>\n<li>B.M. Conrad, D.R. Tyner, M.R. Johnson* (2023) The Futility of Relative Methane Reduction Targets in the Absence of Measurement-Based Inventories, <em>Environmental Science &amp; Technology<\/em>, 57(50):21092\u201321103 (doi: <a href=\"https:\/\/doi.org\/10.1021\/acs.est.3c07722\">10.1021\/acs.est.3c07722<\/a>)<\/li>\n<li>B.M. Conrad, D.R. Tyner, M.R. Johnson* (2023) A Measurement-Based Upstream Oil and Gas Methane Inventory for Alberta, Canada Reveals Higher Emissions and Different Sources than Official Estimates, <em>Communications Earth &amp; Environment<\/em>, 4:416. (doi: <a href=\"https:\/\/doi.org\/10.1038\/s43247-023-01081-0\">10.1038\/s43247-023-01081-0<\/a>)<\/li>\n<li>Z.R. Milani, B.M. Conrad, C.S. Roth, M.R. Johnson* (2023) Fence-Line Spectroscopic Measurements Suggest Carry-Over of Salt-Laden Aerosols into Flare Systems Is Common, <em>Environmental Science &amp; Technology Letters<\/em>, 10(11):1068\u20131074 (doi: <a href=\"https:\/\/doi.org\/10.1021\/acs.estlett.3c00613\">10.1021\/acs.estlett.3c00613<\/a>)<\/li>\n<li>S.A. Festa-Bianchet, Z.R. Milani, M.R. Johnson* (2023) Methane Venting from Uncontrolled Production Storage Tanks at Conventional Oil Wells \u2013 Temporal Variability, Root Causes, and Implications for Measurement, <em>Elementa: Science of the Anthropocene<\/em>, 11:1 (doi: <a href=\"https:\/\/doi.org\/10.1525\/elementa.2023.00053\">10.1525\/elementa.2023.00053<\/a>)<\/li>\n<li>M.R. Johnson*, B.M. Conrad, D.R. Tyner (2023) Creating Measurement-Based Oil and Gas Sector Methane Inventories using Source-Resolved Aerial Surveys, <em>Communications Earth &amp; Environment<\/em>, 4:139 (doi: <a href=\"https:\/\/doi.org\/10.1038\/s43247-023-00769-7\">10.1038\/s43247-023-00769-7<\/a>)<\/li>\n<li>M.R. Johnson*, D.R. Tyner, B.M. Conrad (2023) Origins of Oil and Gas Sector Methane Emissions: On-Site Investigations of Aerial Measured Sources, <em>Environmental Science &amp; Technology<\/em>, 57(6):2484-2494 (doi: <a href=\"https:\/\/doi.org\/10.1021\/acs.est.2c07318\">10.1021\/acs.est.2c07318<\/a>)<\/li>\n<li>S.A. Festa-Bianchet, D.R. Tyner, S.P. Seymour, M.R. Johnson* (2023) Methane Venting at Cold Heavy Oil Production with Sand (CHOPS) Facilities Is Significantly Underreported and Led by High-Emitting Wells with Low or Negative Value, <em>Environmental Science &amp; Technology<\/em>, 57(8):3021-3030 (doi: <a href=\"https:\/\/doi.org\/10.1021\/acs.est.2c06255\">10.1021\/acs.est.2c06255<\/a>) [Journal Feature <a href=\"https:\/\/pubs.acs.org\/toc\/esthag\/57\/8\">Cover<\/a> Article]<\/li>\n<li>B.M. Conrad, D.R. Tyner, M.R. Johnson* (2023) Robust Probabilities of Detection and Quantification Uncertainty for Aerial Methane Detection: Examples for Three Airborne Technologies, <em>Remote Sensing of Environment<\/em>, 288:113499 (doi: <a href=\"https:\/\/doi.org\/10.1016\/j.rse.2023.113499\">10.1016\/j.rse.2023.113499<\/a>)<\/li>\n<\/ul>\n<p><\/p><\/dd><dl><\/div>\n<div class=\"slideme\"><dl class=\"slideme__list\"><dt class=\"slideme__term\"><a href=\"#slideme-methane-inventories-source-measurements-technoeconomics-policy\" aria-expanded=\"false\" aria-controls=\"slideme-methane-inventories-source-measurements-technoeconomics-policy\" class=\"slideme__heading slideme__trigger\">Methane Inventories, Source Measurements, &amp; Technoeconomics\/Policy<\/a><\/dt><dd class=\"slideme__description\" id=\"slideme-methane-inventories-source-measurements-technoeconomics-policy\" aria-hidden=\"true\"><p><\/p>\n<ul>\n<li>S.E. Wilde, D.R. Tyner, M.R. Johnson (2025) The Efficacy of Methane Leak Detection and Repair (LDAR) Programs in Practice, <em>Environmental Science and Technology \u2013 Air<\/em>, 2(11):2527\u22122536 (doi: <a href=\"https:\/\/doi.org\/10.1021\/acsestair.5c00195\">10.1021\/acsestair.5c00195<\/a>)<em>.<\/em><\/li>\n<li>S.A. Festa-Bianchet, M. Mohammadikharkeshi, D.R. Tyner, M.R. Johnson (2024) Catalytic Heaters at Oil and Gas Sites May be a Significant yet Overlooked Seasonal Source of Methane Emissions, <em>Environmental Science &amp; Technology Letters,<\/em> 11 (9), 948-953 (doi: <a href=\"https:\/\/pubs.acs.org\/action\/showCitFormats?doi=10.1021%2Facs.estlett.4c00453&amp;include=cit&amp;format=ris&amp;direct=true&amp;downloadFileName=acs.estlett.4c00453&amp;href=\/doi\/10.1021\/acs.estlett.4c00453\">10.1021\/acs.estlett.4c00453<\/a>)<\/li>\n<li>B.M. Conrad, D.R. Tyner, M.R. Johnson* (2023) The Futility of Relative Methane Reduction Targets in the Absence of Measurement-Based Inventories, <em>Environmental Science &amp; Technology<\/em>, 57(50):21092\u201321103 (doi: <a href=\"https:\/\/doi.org\/10.1021\/acs.est.3c07722\">10.1021\/acs.est.3c07722<\/a>)<\/li>\n<li>B.M. Conrad, D.R. Tyner, M.R. Johnson* (2023) A Measurement-Based Upstream Oil and Gas Methane Inventory for Alberta, Canada Reveals Higher Emissions and Different Sources than Official Estimates, <em>Communications Earth &amp; Environment<\/em>, 4:416. (doi: <a href=\"https:\/\/doi.org\/10.1038\/s43247-023-01081-0\">10.1038\/s43247-023-01081-0<\/a>)<\/li>\n<li>M.R. Johnson*, B.M. Conrad, D.R. Tyner (2023) Creating Measurement-Based Oil and Gas Sector Methane Inventories using Source-Resolved Aerial Surveys, <em>Communications Earth &amp; Environment<\/em>, 4:139 (doi: <a href=\"https:\/\/doi.org\/10.1038\/s43247-023-00769-7\">10.1038\/s43247-023-00769-7<\/a>)<\/li>\n<li>S.A. Festa-Bianchet, Z.R. Milani, M.R. Johnson* (2023) Methane Venting from Uncontrolled Production Storage Tanks at Conventional Oil Wells \u2013 Temporal Variability, Root Causes, and Implications for Measurement, <em>Elementa: Science of the Anthropocene<\/em>, 11:1 (doi: <a href=\"https:\/\/doi.org\/10.1525\/elementa.2023.00053\">10.1525\/elementa.2023.00053<\/a>)<\/li>\n<li>M.R. Johnson*, D.R. Tyner, B.M. Conrad (2023) Origins of Oil and Gas Sector Methane Emissions: On-Site Investigations of Aerial Measured Sources, <em>Environmental Science &amp; Technology<\/em>, 57(6):2484-2494 (doi: <a href=\"https:\/\/doi.org\/10.1021\/acs.est.2c07318\">10.1021\/acs.est.2c07318<\/a>)<\/li>\n<li>S.A. Festa-Bianchet, D.R. Tyner, S.P. Seymour, M.R. Johnson* (2023) Methane Venting at Cold Heavy Oil Production with Sand (CHOPS) Facilities Is Significantly Underreported and Led by High-Emitting Wells with Low or Negative Value, <em>Environmental Science &amp; Technology<\/em>, 57(8):3021-3030 (doi: <a href=\"https:\/\/doi.org\/10.1021\/acs.est.2c06255\">10.1021\/acs.est.2c06255<\/a>) [Journal Feature <a href=\"https:\/\/pubs.acs.org\/toc\/esthag\/57\/8\">Cover<\/a> Article]<\/li>\n<li>D.R. Tyner, M.R. Johnson (2021) Where the Methane Is\u2014Insights from Novel Airborne LiDAR Measurements Combined with Ground Survey Data, <em>Environmental Science &amp; Technology<\/em>, 55, 14, 9773\u20139783 (doi: <a href=\"https:\/\/doi.org\/10.1021\/acs.est.1c01572\">10.1021\/acs.est.1c01572<\/a>)<\/li>\n<li>M.R. Johnson*, D.R. Tyner (2020) A case study in competing methane regulations: Will Canada\u2019s and Alberta\u2019s contrasting regulations achieve equivalent reductions? <em>Elementa: Science of the Anthropocene<\/em>, 8(1), p.7. (doi: <a href=\"http:\/\/doi.org\/10.1525\/elementa.403\">10.1525\/elementa.403<\/a>)<\/li>\n<li>T.A. Fox, A.P. Ravikumar, C.H. Hugenholtz, D. Zimmerle, T.E. Barchyn, M.R. Johnson, D. Lyon, T. Taylor (2019) A methane emissions reduction equivalence framework for alternative leak detection and repair programs, <em>Elementa: Science of the Anthropocene<\/em>, 7(1), p.30 (doi: <a href=\"http:\/\/doi.org\/10.1525\/elementa.369\">10.1525\/elementa.369<\/a>)<\/li>\n<li>D.R. Tyner, M.R. Johnson* (2018), A Techno-Economic Analysis of Methane Mitigation Potential from Reported Venting at Oil Production Sites in Alberta, <em>Environmental Science &amp; Technology<\/em>, 52(21):12877-12885 (doi:\u00a0<a href=\"https:\/\/doi.org\/10.1021\/acs.est.8b01345\">10.1021\/acs.est.8b01345<\/a>)<\/li>\n<li>C.A. Brereton, I.M. Joynes, L.J. Campbell, M.R. Johnson* (2018), Fugitive Emission Source Characterization Using a Gradient-Based Optimization Scheme and Scalar Transport Adjoint, <em>Atmospheric Environment<\/em>, 181:106-116 (doi: <a href=\"http:\/\/dx.doi.org\/10.1016\/j.atmosenv.2018.02.014\">10.1016\/j.atmosenv.2018.02.014<\/a>)<\/li>\n<li>D. Zavala-Araiza*, S.C. Herndon, J.R. Roscioli, T.I. Yacovitch, M.R. Johnson, D.R. Tyner, M. Omara, B. Knighton (2018) Methane emissions from oil and gas production sites in Alberta, Canada, <em>Elementa: Science of the Anthropocene<\/em>, 6(1):27 (doi: <a href=\"http:\/\/doi.org\/10.1525\/elementa.284\">10.1525\/elementa.284<\/a>)<\/li>\n<li>R. Roscioli*, S.C. Herndon, T.I. Yacovitch, W.B. Knighton, D. Zavala-Araiza, M.R. Johnson, D.R. Tyner (2018) Characterization of Methane Emissions from Five Cold Heavy Oil Production with Sands (CHOPS) Facilities, <em>Journal of the Air &amp; Waste Management Association<\/em>, 68(7):671-684 (doi: <a href=\"http:\/\/dx.doi.org\/10.1080\/10962247.2018.1436096\">10.1080\/10962247.2018.1436096<\/a>).<\/li>\n<li>M.R. Johnson*, D.R. Tyner, S. Conley, S. Schwietzke, D. Zavala-Araiza (2017)\u00a0Comparisons of Airborne Measurements and Inventory Estimates of Methane Emissions in the Alberta Upstream Oil and Gas Sector,\u00a0<em>Environmental Science &amp; Technology, <\/em>51(21):13008-13017. (doi:\u00a0<a href=\"http:\/\/dx.doi.org\/10.1021\/acs.est.7b03525\">10.1021\/acs.est.7b03525<\/a>)<\/li>\n<li>M.R. Johnson*, B.M. Crosland, J.D. McEwen, D.B. Hager, J.R. Armitage, M. Karimi-Golpayegani, D.J. Picard (2016) Estimating Fugitive Methane Emissions from Oil Sands Mining Using Extractive Core Samples, <em>Atmospheric Environment<\/em>, 144:111-123. (doi: <a href=\"http:\/\/www.sciencedirect.com\/science\/article\/pii\/S1352231016306720\">10.1016\/j.atmosenv.2016.08.073<\/a>)<\/li>\n<li>D.R. Tyner, M.R. Johnson* (2014)\u00a0Emission Factors for Hydraulically Fractured Gas Wells Derived Using Well- and Battery-level Reported Data for Alberta, Canada,\u00a0<em>Environmental Science &amp; Technology<\/em>, 48(24):14772-14781. (doi:\u00a0<a href=\"http:\/\/dx.doi.org\/10.1021\/es502815b\" target=\"_blank\" rel=\"noopener noreferrer\">10.1021\/es502815b<\/a>)<\/li>\n<li>M.R. Johnson*, A.R. Coderre (2012)\u00a0<a href=\"http:\/\/faculty.mae.carleton.ca\/Matthew_Johnson\/PrePrints\/JohnsonCoderre-OpportunitiesCO2eqReductionViaFlareVentMitigationAlberta-IJGGC-2012.pdf\">Opportunities for CO<sub>2<\/sub>\u00a0Equivalent Emissions Reductions via Flare and Vent Mitigation: A Case Study for Alberta, Canada<\/a>,\u00a0<em>International Journal of Greenhouse Gas Control<\/em>, 8:121-131. (doi:\u00a0<a href=\"http:\/\/dx.doi.org\/10.1016\/j.ijggc.2012.02.004\">10.1016\/j.ijggc.2012.02.004<\/a>)<\/li>\n<li>C.A. Brereton, M.R. Johnson* (2012)\u00a0<a href=\"http:\/\/faculty.mae.carleton.ca\/Matthew_Johnson\/PrePrints\/BreretonJohnson-TSM-AtmosEnv-AcceptedManuscript-AAMdistribution.pdf\">Identifying Sources of Fugitive Emissions in Industrial Facilities using Trajectory Statistical Methods<\/a>,\u00a0<em>Atmospheric Environment<\/em>, 51:46-55. (doi:<a href=\"http:\/\/dx.doi.org\/10.1016\/j.atmosenv.2012.01.057\">10.1016\/j.atmosenv.2012.01.057<\/a>)<\/li>\n<li>M.R. Johnson*, A.R. Coderre (2012)\u00a0<a href=\"http:\/\/faculty.mae.carleton.ca\/Matthew_Johnson\/PrePrints\/JohnsonCoderre-FlareCompositionAndGHGEmissions-JAirWasteManageAssoc-2012-AuthorFormattedDistribution.pdf\">Compositions and Greenhouse Gas Emissions Factors for Flared and Vented Gas in the Western Canadian Sedimentary Basin<\/a>,\u00a0<em>Journal of the Air &amp; Waste Management Association<\/em>, 62(9):992-1002. (doi:\u00a0<a href=\"http:\/\/dx.doi.org\/10.1080\/10962247.2012.676954\">10.1080\/10962247.2012.676954<\/a>)<\/li>\n<li>M.R. Johnson*, A.R. Coderre (2011) An Analysis of Flaring and Venting Activity in the Alberta Upstream Oil and Gas Industry,\u00a0<em>Journal of Air &amp; Waste Management Association<\/em>, 61(2):190-200. (doi:\u00a0<a href=\"http:\/\/dx.doi.org\/10.3155\/1047-3289.61.2.190\">10.3155\/1047-3289.61.2.190<\/a>)<\/li>\n<\/ul>\n<p><\/p><\/dd><dl><\/div>\n<div class=\"slideme\"><dl class=\"slideme__list\"><dt class=\"slideme__term\"><a href=\"#slideme-novel-instruments-measurement-protocols-detection-probabilities\" aria-expanded=\"false\" aria-controls=\"slideme-novel-instruments-measurement-protocols-detection-probabilities\" class=\"slideme__heading slideme__trigger\">Novel Instruments, Measurement Protocols, Detection Probabilities<\/a><\/dt><dd class=\"slideme__description\" id=\"slideme-novel-instruments-measurement-protocols-detection-probabilities\" aria-hidden=\"true\"><p><\/p>\n<ul>\n<li>A.Ayasse, D.H. Cusworth, K. Howell, K. O&#8217;Neill, B.M. Conrad, M.R. Johnson, G. Asner, R. Duren (2024) Probability of Detection and Multi-Sensor Persistence of Methane Emissions from Coincident Airborne and Satellite Observations, <em>Environmental Science &amp; Technology<\/em>, 58(49):21536-21544 (doi: <a href=\"https:\/\/doi.org\/10.1021\/acs.est.4c06702\">10.1021\/acs.est.4c06702<\/a>)<\/li>\n<li>M.J. Thorpe, A. Kreitinger, D.T. Altamura, C. Dudiak, B.M. Conrad, D.R. Tyner, M.R. Johnson, J.K. Brasseur, P.A. Roos, W.M. Kunkel, A. Carre-Burritt, J. Abate, T. Price, D. Yaralian, B. Kennedy, E. Newton, E. Rodriguez, O.I. Elfar, D.J. Zimmerle (2024) Deployment-invariant probability of detection characterization for aerial LiDAR methane detection, <em>Remote Sensing of the Environment<\/em>, 315:114435 (doi: <a href=\"https:\/\/doi.org\/10.1016\/j.rse.2024.114435\">10.1016\/j.rse.2024.114435<\/a>)<\/li>\n<li>M.R. Johnson*, B.M. Conrad, D.R. Tyner (2023) Creating Measurement-Based Oil and Gas Sector Methane Inventories using Source-Resolved Aerial Surveys, <em>Communications Earth &amp; Environment<\/em>, 4:139 (doi: <a href=\"https:\/\/doi.org\/10.1038\/s43247-023-00769-7\">10.1038\/s43247-023-00769-7<\/a>)<\/li>\n<li>D.C. Burtt, D.J. Corbin, J.R. Armitage, B.M. Crosland, A.M. Jefferson, G.A. Kopp, L.W. Kostiuk, M.R. Johnson* (2022) A Methodology for Quantifying Combustion Efficiencies and Species Emission Rates of Flares Subjected to Crosswind, <em>Journal of the Energy Institute<\/em>, 104:124\u2013132. (doi: <a href=\"https:\/\/doi.org\/10.1016\/j.joei.2022.07.005\">10.1016\/j.joei.2022.07.005<\/a>)<\/li>\n<li>S.P. Seymour, S.A. Festa-Bianchet, D.R. Tyner, M.R. Johnson (2022) Reduction of Signal Drift in a Wavelength Modulation Spectroscopy-based Methane Flux Sensor, <em>Sensors<\/em>, 22(16):6139 (doi: <a href=\"https:\/\/doi.org\/10.3390\/s22166139\">10.3390\/s22166139<\/a>)<\/li>\n<li>S.A. Festa-Bianchet, S.P. Seymour, D.R. Tyner, M.R. Johnson (2022) A Wavelength Modulation Spectroscopy-Based Methane Flux Sensor for Quantification of Venting Sources at Oil and Gas Sites, <em>Sensors<\/em>, 22(11), 4175 (doi: <a href=\"https:\/\/doi.org\/10.3390\/s22114175\">10.3390\/s22114175<\/a>)<\/li>\n<li>B.M. Conrad, D.R. Tyner, M.R. Johnson* (2023) Robust Probabilities of Detection and Quantification Uncertainty for Aerial Methane Detection: Examples for Three Airborne Technologies, <em>Remote Sensing of Environment<\/em>, 288:113499 (doi: <a href=\"https:\/\/doi.org\/10.1016\/j.rse.2023.113499\">10.1016\/j.rse.2023.113499<\/a>)<\/li>\n<li>M.R. Johnson, D.R. Tyner, A.J. Szekeres (2021) Blinded evaluation of airborne methane source detection using Bridger Photonics LiDAR, <em>Remote Sensing of Environment<\/em>, Volume 259, 112418. (doi: <a href=\"https:\/\/www.sciencedirect.com\/science\/article\/pii\/S003442572100136X?via%3Dihub\">10.1016\/j.rse.2021.112418<\/a>)<\/li>\n<li>S.P. Seymour, M.R. Johnson (2021) Species Correlation Measurements in Turbulent Flare Plumes: Considerations for Field Measurements, <em>Atmospheric Measurement Techniques, 14, 5179\u20135197<\/em>\u00a0(doi: <a href=\"https:\/\/doi.org\/10.5194\/amt-14-5179-2021\">10.5194\/amt-14-5179-2021<\/a>)<\/li>\n<li>B.M. Conrad, M.R. Johnson* (2021) An Uncertainty-Based Protocol for the Setup and Measurement of Soot\/Black Carbon Emissions from Gas Flaring using Sky-LOSA, <em>Atmospheric Measurement Techniques,<\/em> 14:1573-1591 (doi: <a href=\"https:\/\/amt.copernicus.org\/articles\/14\/1573\/2021\/amt-14-1573-2021.html\">10.5194\/amt-14-1573-2021<\/a>).<\/li>\n<li>B.M. Conrad, J.N. Thornock, M.R. Johnson* (2020) The Effect of Multiple Scattering on Optical Measurement of Soot Emissions in Atmospheric Plumes, <em>Journal of Quantitative Spectroscopy &amp; Radiative Transfer<\/em>, 254:107220 (doi: <a class=\"doi\" title=\"Persistent link using digital object identifier\" href=\"https:\/\/doi.org\/10.1016\/j.jqsrt.2020.107220\" target=\"_blank\" rel=\"noreferrer noopener\" aria-label=\"Persistent link using digital object identifier\">10.1016\/j.jqsrt.2020.107220<\/a>)<\/li>\n<li>C.A. Brereton, L.J. Campbell, M.R. Johnson* (2020) Influence of turbulent Schmidt number on fugitive emissions source quantification, <em>Atmospheric Environment X<\/em>, 7:100083 (doi: <a href=\"https:\/\/doi.org\/10.1016\/j.aeaoa.2020.100083\">10.1016\/j.aeaoa.2020.100083<\/a>)<\/li>\n<li>B.M. Conrad, J.N. Thornock, M.R. Johnson* (2020) Beam steering effects on remote optical measurements of pollutant emissions in heated plumes and flares, <em>submitted to Journal of Quantitative Spectroscopy &amp; Radiative Transfer<\/em>, 254:107191 (doi: <a href=\"https:\/\/doi.org\/10.1016\/j.jqsrt.2020.107191\">10.1016\/j.jqsrt.2020.107191<\/a>)<\/li>\n<li>C.A. Brereton, L.J. Campbell, M.R. Johnson* (2019) Computationally Efficient Quantification of Unknown Fugitive Emissions Sources, <em>Atmospheric Environment<\/em>, 3(100035):1-13 (doi: <a href=\"https:\/\/doi.org\/10.1016\/j.aeaoa.2019.100035\">10.1016\/j.aeaoa.2019.100035<\/a>)<\/li>\n<li>B.M. Conrad, M.R. Johnson* (2019) Calibration Protocol and Software for Split Point Analysis and Uncertainty Quantification of Thermal-Optical Organic \/ Elemental Carbon Measurements, <em>Journal of Visualized Experiments<\/em>, 151, e59742\u00a0(doi: <a href=\"https:\/\/doi.org\/10.3791\/59742\">10.3791\/59742<\/a>)<\/li>\n<li>C.A. Brereton, I.M. Joynes, L.J. Campbell, M.R. Johnson* (2018), Fugitive Emission Source Characterization Using a Gradient-Based Optimization Scheme and Scalar Transport Adjoint, <em>Atmospheric Environment<\/em>, 181:106-116 (doi: <a href=\"http:\/\/dx.doi.org\/10.1016\/j.atmosenv.2018.02.014\">10.1016\/j.atmosenv.2018.02.014<\/a>)<\/li>\n<li>S. Schoonbaert, D.R. Tyner, M.R. Johnson* (2015)\u00a0Remote Ambient Methane Monitoring Using Fiber-Optically Coupled Optical Sensors,\u00a0<em>Applied Physics B<\/em>, 119(1):133-142. (doi:<a href=\"http:\/\/dx.doi.org\/10.1007\/s00340-014-6001-0\" target=\"_blank\" rel=\"noopener noreferrer\">10.1007\/s00340-014-6001-0<\/a>)<\/li>\n<li>D.J. Corbin, M.R. Johnson* (2014)\u00a0Detailed Expressions and Methodologies for Measuring Flare Combustion Efficiency, Species Emission Rates, and Associated Uncertainties,\u00a0<em>Industrial &amp; Engineering Chemistry Research<\/em>, 53(49):19359-19369 (doi:\u00a0<a href=\"http:\/\/dx.doi.org\/10.1021\/ie502914k\" target=\"_blank\" rel=\"noopener noreferrer\">10.1021\/ie502914k<\/a>).<\/li>\n<li>M.R. Johnson*, R.W. Devillers, K.A. Thomson (2013) A Generalized Sky-LOSA Method to Quantify Soot \/ Black Carbon Emission Rates in Atmospheric Plumes of Gas Flares,\u00a0<em>Aerosol Science &amp; Technology<\/em>, 47(9):1017-1029. (doi:\u00a0<a href=\"http:\/\/dx.doi.org\/10.1080\/02786826.2013.809401\" target=\"_blank\" rel=\"noopener noreferrer\">10.1080\/02786826.2013.809401<\/a>)<\/li>\n<li>B.M. Crosland, K.A. Thomson, M.R. Johnson* (2013) Instantaneous In-Flame Measurement of Soot Volume Fraction, Primary Particle Diameter and Aggregate Radius of Gyration via Auto-Compensating Laser-Induced Incandescence and Two-angle Elastic Light Scattering,\u00a0<em>Applied Physics B\u00a0<\/em>, 112:381-393. (doi:\u00a0<a target=\"_blank\" rel=\"noopener noreferrer\">10.1007\/s00340-013-5539-6<\/a>)<\/li>\n<li>B.M. Crosland, M.R. Johnson, K.A. Thomson (2013) Diffuse surface calibration method to improve accuracy and dynamic range of aerosol elastic light scattering measurements,\u00a0<em>Applied Physics B\u00a0<\/em>, 110(3):315-320. (doi:\u00a0<a href=\"http:\/\/dx.doi.org\/10.1007\/s00340-013-5357-x\" target=\"_blank\" rel=\"noopener noreferrer\">10.1007\/s00340-013-5357-x<\/a>)<\/li>\n<li>M.R. Johnson*, R.W. Devillers, K.A. Thomson (2011)\u00a0<a href=\"http:\/\/pubs.acs.org\/articlesonrequest\/AOR-YNVkFDS6ZpjmEGuGYTW4\">Quantitative Field Measurement of Soot Emission from a Large Gas Flare using Sky-LOSA<\/a>,\u00a0<em>Environmental Science &amp; Technology<\/em>, 45(1):345-350. (doi:\u00a0<a href=\"http:\/\/dx.doi.org\/10.1021\/es102230y\">10.1021\/es102230y<\/a>)<\/li>\n<li>B.M. Crosland, M.R. Johnson, K.A. Thomson (2011) Analysis of uncertainties in instantaneous soot volume fraction measurements using two-dimensional, auto-compensating, laser-induced incandescence (2D-AC-LII),\u00a0<em>Applied Physics B\u00a0<\/em>, 102(1):173-183. (doi:\u00a0<a href=\"http:\/\/dx.doi.org\/10.1007\/s00340-010-4130-7\" target=\"_blank\" rel=\"noopener noreferrer\">10.1007\/s00340-010-4130-7<\/a>)<\/li>\n<li>M.R. Johnson*, R.W. Devillers, C. Yang, K.A. Thomson (2010)\u00a0<a href=\"http:\/\/nparc.cisti-icist.nrc-cnrc.gc.ca\/npsi\/ctrl?action=rtdoc&amp;an=16352295&amp;article=0&amp;fd=pdf\">Sky-scattered solar radiation based plume transmissivity measurement to quantify soot emissions from flares<\/a>,\u00a0<em>Environmental Science &amp; Technology<\/em>, 44(21):8196-8202. (doi:\u00a0<a href=\"http:\/\/dx.doi.org\/10.1021\/es1024838\" target=\"_blank\" rel=\"noopener noreferrer\">10.1021\/es1024838<\/a>)<\/li>\n<li>E. Bourguignon, M.R. Johnson, and L.W. Kostiuk (1999) The Use of a Closed-Loop Wind Tunnel for Measuring the Combustion Efficiency of Flames in a Crossflow,\u00a0<em>Combustion and Flame<\/em>, 119:319-334. (doi:\u00a0<a href=\"http:\/\/dx.doi.org\/10.1016\/S0010-2180(99)00068-1\">10.1016\/S0010-2180(99)00068-1<\/a>)<\/li>\n<\/ul>\n<p><\/p><\/dd><dl><\/div>\n<div class=\"slideme\"><dl class=\"slideme__list\"><dt class=\"slideme__term\"><a href=\"#slideme-gas-flaring\" aria-expanded=\"false\" aria-controls=\"slideme-gas-flaring\" class=\"slideme__heading slideme__trigger\">Gas Flaring<\/a><\/dt><dd class=\"slideme__description\" id=\"slideme-gas-flaring\" aria-hidden=\"true\"><p><\/p>\n<ul>\n<li>A.D. Tanner, P. Mehr, M. Mohammadikharkeshi, M. R. Johnson* (2024) Black carbon emissions from turbulent buoyant non-premixed flames representative of flares in the upstream oil and gas sector, <em>Proceedings of the Combustion Institute<\/em>, 40:1\u20134 (doi: <a href=\"https:\/\/www.sciencedirect.com\/science\/article\/pii\/S154074892400378X\">10.1016\/j.proci.2024.105570<\/a>).<\/li>\n<li>Z.R. Milani, B.M. Conrad, C.S. Roth, M.R. Johnson* (2023) Fence-Line Spectroscopic Measurements Suggest Carry-Over of Salt-Laden Aerosols into Flare Systems Is Common, <em>Environmental Science &amp; Technology Letters<\/em>, 10(11):1068\u20131074 (doi: <a href=\"https:\/\/doi.org\/10.1021\/acs.estlett.3c00613\">10.1021\/acs.estlett.3c00613<\/a>)<\/li>\n<li>D.C. Burtt, D.J. Corbin, J.R. Armitage, B.M. Crosland, A.M. Jefferson, G.A. Kopp, L.W. Kostiuk, M.R. Johnson* (2022) A Methodology for Quantifying Combustion Efficiencies and Species Emission Rates of Flares Subjected to Crosswind, <em>Journal of the Energy Institute<\/em>, 104:124\u2013132. (doi: <a href=\"https:\/\/doi.org\/10.1016\/j.joei.2022.07.005\">10.1016\/j.joei.2022.07.005<\/a>)<\/li>\n<li>S.P. Seymour, M.R. Johnson (2021) Species Correlation Measurements in Turbulent Flare Plumes: Considerations for Field Measurements, <em>Atmospheric Measurement Techniques, 14, 5179\u20135197<\/em>\u00a0(doi: <a href=\"https:\/\/doi.org\/10.5194\/amt-14-5179-2021\">10.5194\/amt-14-5179-2021<\/a>)<\/li>\n<li>U. Trivanovic, T.A. Sipkens, M. Kazemimanesh, A. Baldelli, A.M. Jefferson, B.M. Conrad, M.R. Johnson, J.C. Corbin, J.S. Olfert, S.N. Rogak (2020) Morphology and size of soot from gas flares as a function of fuel and water addition, <em>Fuel<\/em>, 279:118478 (doi: <a href=\"https:\/\/doi.org\/10.1016\/j.fuel.2020.118478\">10.1016\/j.fuel.2020.118478<\/a>).<\/li>\n<li>O. Popovicheva, M. Timofeev, N. Persiantseva, A.M. Jefferson, M.R. Johnson, S.N. Rogak, A. Baldelli (2019) Microstructure and chemical composition of particles from small-scale gas flaring,\u00a0<em>Aerosol and Atmospheric Chemistry<\/em>, 19(10):2205-2221 (doi: <a href=\"https:\/\/doi.org\/10.4209\/aaqr.2019.04.0177\">10.4209\/aaqr.2019.04.0177<\/a>)<\/li>\n<li>B.M. Conrad, M.R. Johnson* (2019) Mass Absorption Cross-Section of Flare-Generated Black Carbon: Variability, Predictive Model, and Implications, <em>Carbon<\/em>, 149:760-771 (doi: <a href=\"https:\/\/doi.org\/10.1016\/j.carbon.2019.04.086\">10.1016\/j.carbon.2019.04.086<\/a>)<\/li>\n<li>M. Kazemimanesh, R. Dastanpour, A. Baldelli, A. Moallemi, K.A. Thomson, M. Jefferson, M.R. Johnson, S. Rogak, J. Olfert (2019) Size, Effective Density, Morphology, and Nano-Structure of Soot Particles Generated from Buoyant Turbulent Diffusion Flames, <em>Journal of Aerosol Science<\/em>, 132:22-31. (doi: <a href=\"https:\/\/doi.org\/10.1016\/j.jaerosci.2019.03.005\">10.1016\/j.jaerosci.2019.03.005<\/a>)<\/li>\n<li>D.R. Tyner, M.R. Johnson* (2018), A Techno-Economic Analysis of Methane Mitigation Potential from Reported Venting at Oil Production Sites in Alberta, <em>Environmental Science &amp; Technology<\/em>, 52(21):12877-12885 (doi:\u00a0<a href=\"https:\/\/doi.org\/10.1021\/acs.est.8b01345\">10.1021\/acs.est.8b01345<\/a>)<\/li>\n<li>B.M. Conrad, M.R. Johnson* (2017) Field Measurements of Black Carbon Yields from Flares, <em>Environmental Science &amp; Technology<\/em>, 51(3):1893-1900 (doi:\u00a0<a href=\"http:\/\/dx.doi.org\/10.1021\/acs.est.6b03690\">10.1021\/acs.est.6b03690<\/a>)<\/li>\n<li>D.R. Tyner, M.R. Johnson* (2014)\u00a0Emission Factors for Hydraulically Fractured Gas Wells Derived Using Well- and Battery-level Reported Data for Alberta, Canada,\u00a0<em>Environmental Science &amp; Technology<\/em>, 48(24):14772-14781. (doi:\u00a0<a href=\"http:\/\/dx.doi.org\/10.1021\/es502815b\" target=\"_blank\" rel=\"noopener noreferrer\">10.1021\/es502815b<\/a>)<\/li>\n<li>D.J. Corbin, M.R. Johnson* (2014)\u00a0Detailed Expressions and Methodologies for Measuring Flare Combustion Efficiency, Species Emission Rates, and Associated Uncertainties,\u00a0<em>Industrial &amp; Engineering Chemistry Research<\/em>, 53(49):19359-19369 (doi:\u00a0<a href=\"http:\/\/dx.doi.org\/10.1021\/ie502914k\" target=\"_blank\" rel=\"noopener noreferrer\">10.1021\/ie502914k<\/a>).<\/li>\n<li>M.R. Johnson*, R.W. Devillers, K.A. Thomson (2013) A Generalized Sky-LOSA Method to Quantify Soot \/ Black Carbon Emission Rates in Atmospheric Plumes of Gas Flares,\u00a0<em>Aerosol Science &amp; Technology<\/em>, 47(9):1017-1029. (doi:\u00a0<a href=\"http:\/\/dx.doi.org\/10.1080\/02786826.2013.809401\" target=\"_blank\" rel=\"noopener noreferrer\">10.1080\/02786826.2013.809401<\/a>)<\/li>\n<li>B.M. Crosland, M.R. Johnson, K.A. Thomson (2013) Diffuse surface calibration method to improve accuracy and dynamic range of aerosol elastic light scattering measurements,\u00a0<em>Applied Physics B\u00a0<\/em>, 110(3):315-320. (doi:\u00a0<a href=\"http:\/\/dx.doi.org\/10.1007\/s00340-013-5357-x\" target=\"_blank\" rel=\"noopener noreferrer\">10.1007\/s00340-013-5357-x<\/a>)<\/li>\n<li>J.D.N. McEwen, M.R. Johnson (2012)\u00a0<a href=\"http:\/\/faculty.mae.carleton.ca\/Matthew_Johnson\/PrePrints\/McEwenJohnson_JAWMA_FlareBlackCarbonEmissionFactors_AcceptedManuscript-Distribution.pdf\">Black Carbon Particulate Matter Emission Factors for Buoyancy Driven Associated Gas Flares<\/a>,\u00a0<em>Journal of the Air &amp; Waste Management Association<\/em>, 62(3):307-321. (doi:\u00a0<a href=\"http:\/\/dx.doi.org\/10.1080\/10473289.2011.650040\">10.1080\/10473289.2011.650040<\/a>)<\/li>\n<li>M.R. Johnson*, A.R. Coderre (2012)\u00a0<a href=\"http:\/\/faculty.mae.carleton.ca\/Matthew_Johnson\/PrePrints\/JohnsonCoderre-FlareCompositionAndGHGEmissions-JAirWasteManageAssoc-2012-AuthorFormattedDistribution.pdf\">Compositions and Greenhouse Gas Emissions Factors for Flared and Vented Gas in the Western Canadian Sedimentary Basin<\/a>,\u00a0<em>Journal of the Air &amp; Waste Management Association<\/em>, 62(9):992-1002. (doi:\u00a0<a href=\"http:\/\/dx.doi.org\/10.1080\/10962247.2012.676954\">10.1080\/10962247.2012.676954<\/a>)<\/li>\n<li>M.R. Johnson*, R.W. Devillers, K.A. Thomson (2011)\u00a0<a href=\"http:\/\/pubs.acs.org\/articlesonrequest\/AOR-YNVkFDS6ZpjmEGuGYTW4\">Quantitative Field Measurement of Soot Emission from a Large Gas Flare using Sky-LOSA<\/a>,\u00a0<em>Environmental Science &amp; Technology<\/em>, 45(1):345-350. (doi:\u00a0<a href=\"http:\/\/dx.doi.org\/10.1021\/es102230y\">10.1021\/es102230y<\/a>)<\/li>\n<li>M.R. Johnson*, A.R. Coderre (2011) An Analysis of Flaring and Venting Activity in the Alberta Upstream Oil and Gas Industry,\u00a0<em>Journal of Air &amp; Waste Management Association<\/em>, 61(2):190-200. (doi:\u00a0<a href=\"http:\/\/dx.doi.org\/10.3155\/1047-3289.61.2.190\">10.3155\/1047-3289.61.2.190<\/a>)<\/li>\n<li>M.R. Johnson and L.W. Kostiuk (2002) A Parametric Model for the Efficiency of Flares in a Crosswind,\u00a0<em>Proceedings of the Combustion Institute<\/em>, 29:1943-1950. (doi:\u00a0<a href=\"http:\/\/dx.doi.org\/10.1016\/S1540-7489(02)80236-X\">10.1016\/S1540-7489(02)80236-X<\/a>)<\/li>\n<li>M.R. Johnson, D.J. Wilson, and L.W. Kostiuk (2001) A Fuel Stripping Mechanism for Wake-Stabilized Jet Diffusion Flames in a Crossflow,\u00a0<em>Combustion Science and Technology<\/em>, 169:155-174. (doi:\u00a0<a href=\"http:\/\/dx.doi.org\/10.1080\/00102200108907844\">10.1080\/00102200108907844<\/a>)<\/li>\n<li>M.R. Johnson, J. Spangelo, and L.W. Kostiuk (2001) A Characterization of Solution Gas Flaring in Alberta,\u00a0<em>Journal of the Air and Waste Management Association<\/em>, 51:1167-1177. (doi:<a href=\"http:\/\/dx.doi.org\/10.1080\/10473289.2001.10464348\">10.1080\/10473289.2001.10464348<\/a>)<\/li>\n<li>M.R. Johnson and L.W. Kostiuk (2000) Efficiencies of Low-Momentum Jet Diffusion Flames in a Crossflow, Combustion and Flame, 123:189-200. (doi:\u00a0<a href=\"http:\/\/dx.doi.org\/10.1016\/S0010-2180(00)00151-6\">10.1016\/S0010-2180(00)00151-6<\/a>)<\/li>\n<li>L.W. Kostiuk, A.J. Majeski, P.Poudenx, M.R. Johnson, and D.J. Wilson (2000) Scaling of Wake-Stabilized Jet Diffusion Flames in a Transverse Air Stream,\u00a0<em>Proceedings of the Combustion Institute<\/em>, 28:553-559. (doi:\u00a0<a href=\"http:\/\/dx.doi.org\/10.1016\/S0082-0784(00)80255-6\">10.1016\/S0082-0784(00)80255-6<\/a>)<\/li>\n<li>E. Bourguignon, M.R. Johnson, and L.W. Kostiuk (1999) The Use of a Closed-Loop Wind Tunnel for Measuring the Combustion Efficiency of Flames in a Crossflow,\u00a0<em>Combustion and Flame<\/em>, 119:319-334. (doi:\u00a0<a href=\"http:\/\/dx.doi.org\/10.1016\/S0010-2180(99)00068-1\">10.1016\/S0010-2180(99)00068-1<\/a>)<\/li>\n<\/ul>\n<p><\/p><\/dd><dl><\/div>\n<div class=\"slideme\"><dl class=\"slideme__list\"><dt class=\"slideme__term\"><a href=\"#slideme-black-carbon\" aria-expanded=\"false\" aria-controls=\"slideme-black-carbon\" class=\"slideme__heading slideme__trigger\">Black Carbon<\/a><\/dt><dd class=\"slideme__description\" id=\"slideme-black-carbon\" aria-hidden=\"true\"><p><\/p>\n<ul>\n<li>A.D. Tanner, P. Mehr, M. Mohammadikharkeshi, M. R. Johnson* (2024) Black carbon emissions from turbulent buoyant non-premixed flames representative of flares in the upstream oil and gas sector, <em>Proceedings of the Combustion Institute<\/em>, 40:1\u20134 (doi: <a href=\"https:\/\/www.sciencedirect.com\/science\/article\/pii\/S154074892400378X\">10.1016\/j.proci.2024.105570<\/a>).<\/li>\n<li>B.M. Conrad, M.R. Johnson* (2021) An Uncertainty-Based Protocol for the Setup and Measurement of Soot\/Black Carbon Emissions from Gas Flaring using Sky-LOSA, <em>Atmospheric Measurement Techniques,<\/em> 14:1573-1591 (doi: <a href=\"https:\/\/amt.copernicus.org\/articles\/14\/1573\/2021\/amt-14-1573-2021.html\">10.5194\/amt-14-1573-2021<\/a>).<\/li>\n<li>B.M. Conrad, J.N. Thornock, M.R. Johnson* (2020) The Effect of Multiple Scattering on Optical Measurement of Soot Emissions in Atmospheric Plumes, <em>Journal of Quantitative Spectroscopy &amp; Radiative Transfer<\/em>, 254:107220 (doi: <a class=\"doi\" title=\"Persistent link using digital object identifier\" href=\"https:\/\/doi.org\/10.1016\/j.jqsrt.2020.107220\" target=\"_blank\" rel=\"noreferrer noopener\" aria-label=\"Persistent link using digital object identifier\">10.1016\/j.jqsrt.2020.107220<\/a>)<\/li>\n<li>U. Trivanovic, T.A. Sipkens, M. Kazemimanesh, A. Baldelli, A.M. Jefferson, B.M. Conrad, M.R. Johnson, J.C. Corbin, J.S. Olfert, S.N. Rogak (2020) Morphology and size of soot from gas flares as a function of fuel and water addition, <em>Fuel<\/em>, 279:118478 (doi: <a href=\"https:\/\/doi.org\/10.1016\/j.fuel.2020.118478\">10.1016\/j.fuel.2020.118478<\/a>).<\/li>\n<li>O. Popovicheva, M. Timofeev, N. Persiantseva, A.M. Jefferson, M.R. Johnson, S.N. Rogak, A. Baldelli (2019) Microstructure and chemical composition of particles from small-scale gas flaring,\u00a0<em>Aerosol and Atmospheric Chemistry<\/em>, 19(10):2205-2221 (doi: <a href=\"https:\/\/doi.org\/10.4209\/aaqr.2019.04.0177\">10.4209\/aaqr.2019.04.0177<\/a>)<\/li>\n<li>B.M. Conrad, M.R. Johnson* (2019) Mass Absorption Cross-Section of Flare-Generated Black Carbon: Variability, Predictive Model, and Implications, <em>Carbon<\/em>, 149:760-771 (doi: <a href=\"https:\/\/doi.org\/10.1016\/j.carbon.2019.04.086\">10.1016\/j.carbon.2019.04.086<\/a>)<\/li>\n<li>B.M. Conrad, M.R. Johnson* (2019) Calibration Protocol and Software for Split Point Analysis and Uncertainty Quantification of Thermal-Optical Organic \/ Elemental Carbon Measurements, <em>Journal of Visualized Experiments<\/em>, 151, e59742\u00a0(doi: <a href=\"https:\/\/doi.org\/10.3791\/59742\">10.3791\/59742<\/a>)<\/li>\n<li>M. Kazemimanesh, R. Dastanpour, A. Baldelli, A. Moallemi, K.A. Thomson, M. Jefferson, M.R. Johnson, S. Rogak, J. Olfert (2019) Size, Effective Density, Morphology, and Nano-Structure of Soot Particles Generated from Buoyant Turbulent Diffusion Flames, <em>Journal of Aerosol Science<\/em>, 132:22-31. (doi: <a href=\"https:\/\/doi.org\/10.1016\/j.jaerosci.2019.03.005\">10.1016\/j.jaerosci.2019.03.005<\/a>)<\/li>\n<li>B.M. Conrad, M.R. Johnson* (2017) Field Measurements of Black Carbon Yields from Flares, <em>Environmental Science &amp; Technology<\/em>, 51(3):1893-1900 (doi:\u00a0<a href=\"http:\/\/dx.doi.org\/10.1021\/acs.est.6b03690\">10.1021\/acs.est.6b03690<\/a>)<\/li>\n<li>B.M. Crosland, K.A. Thomson, M.R. Johnson* (2015)\u00a0<a href=\"http:\/\/faculty.mae.carleton.ca\/Matthew_Johnson\/PrePrints\/Crosland-InstMeasSVF-dp-Rg-ProcCombInst2014-Final-AuthorFormattedDistribution-InclSupp.pdf\">Simultaneous Instantaneous Measurements of Soot Volume Fraction, Primary Particle Diameter, and Aggregate Size in Turbulent Buoyant Diffusion Flames<\/a>,\u00a0<em>Proceedings of the Combustion Institute<\/em>, 35(2):1851-1859. (doi:\u00a0<a href=\"http:\/\/dx.doi.org\/10.1016\/j.proci.2014.06.003\" target=\"_blank\" rel=\"noopener noreferrer\">10.1016\/j.proci.2014.06.003<\/a>)<\/li>\n<li>D.R. Tyner, M.R. Johnson* (2014)\u00a0Emission Factors for Hydraulically Fractured Gas Wells Derived Using Well- and Battery-level Reported Data for Alberta, Canada,\u00a0<em>Environmental Science &amp; Technology<\/em>, 48(24):14772-14781. (doi:\u00a0<a href=\"http:\/\/dx.doi.org\/10.1021\/es502815b\" target=\"_blank\" rel=\"noopener noreferrer\">10.1021\/es502815b<\/a>)<\/li>\n<li>M.R. Johnson*, R.W. Devillers, K.A. Thomson (2013) A Generalized Sky-LOSA Method to Quantify Soot \/ Black Carbon Emission Rates in Atmospheric Plumes of Gas Flares,\u00a0<em>Aerosol Science &amp; Technology<\/em>, 47(9):1017-1029. (doi:\u00a0<a href=\"http:\/\/dx.doi.org\/10.1080\/02786826.2013.809401\" target=\"_blank\" rel=\"noopener noreferrer\">10.1080\/02786826.2013.809401<\/a>)<\/li>\n<li>B.M. Crosland, K.A. Thomson, M.R. Johnson* (2013) Instantaneous In-Flame Measurement of Soot Volume Fraction, Primary Particle Diameter and Aggregate Radius of Gyration via Auto-Compensating Laser-Induced Incandescence and Two-angle Elastic Light Scattering,\u00a0<em>Applied Physics B\u00a0<\/em>, 112:381-393. (doi:\u00a0<a target=\"_blank\" rel=\"noopener noreferrer\">10.1007\/s00340-013-5539-6<\/a>)<\/li>\n<li>J.D.N. McEwen, M.R. Johnson (2012)\u00a0<a href=\"http:\/\/faculty.mae.carleton.ca\/Matthew_Johnson\/PrePrints\/McEwenJohnson_JAWMA_FlareBlackCarbonEmissionFactors_AcceptedManuscript-Distribution.pdf\">Black Carbon Particulate Matter Emission Factors for Buoyancy Driven Associated Gas Flares<\/a>,\u00a0<em>Journal of the Air &amp; Waste Management Association<\/em>, 62(3):307-321. (doi:\u00a0<a href=\"http:\/\/dx.doi.org\/10.1080\/10473289.2011.650040\">10.1080\/10473289.2011.650040<\/a>)<\/li>\n<li>M.R. Johnson*, R.W. Devillers, K.A. Thomson (2011)\u00a0<a href=\"http:\/\/pubs.acs.org\/articlesonrequest\/AOR-YNVkFDS6ZpjmEGuGYTW4\">Quantitative Field Measurement of Soot Emission from a Large Gas Flare using Sky-LOSA<\/a>,\u00a0<em>Environmental Science &amp; Technology<\/em>, 45(1):345-350. (doi:\u00a0<a href=\"http:\/\/dx.doi.org\/10.1021\/es102230y\">10.1021\/es102230y<\/a>)<\/li>\n<li>A.R. Coderre, K.A. Thomson, D.R. Snelling, M.R. Johnson* (2011) Spectrally-Resolved Light Absorption Properties of Cooled Soot from a Methane Flame, Applied Physics B, 104(1), 175-188. (doi:\u00a0<a href=\"http:\/\/dx.doi.org\/10.1007\/s00340-011-4448-9\">10.1007\/s00340-011-4448-9<\/a>)<\/li>\n<li>B.M. Crosland, M.R. Johnson, K.A. Thomson (2011) Analysis of uncertainties in instantaneous soot volume fraction measurements using two-dimensional, auto-compensating, laser-induced incandescence (2D-AC-LII),\u00a0<em>Applied Physics B\u00a0<\/em>, 102(1):173-183. (doi:\u00a0<a href=\"http:\/\/dx.doi.org\/10.1007\/s00340-010-4130-7\" target=\"_blank\" rel=\"noopener noreferrer\">10.1007\/s00340-010-4130-7<\/a>)<\/li>\n<li>M.R. Johnson*, R.W. Devillers, C. Yang, K.A. Thomson (2010)\u00a0<a href=\"http:\/\/nparc.cisti-icist.nrc-cnrc.gc.ca\/npsi\/ctrl?action=rtdoc&amp;an=16352295&amp;article=0&amp;fd=pdf\">Sky-scattered solar radiation based plume transmissivity measurement to quantify soot emissions from flares<\/a>,\u00a0<em>Environmental Science &amp; Technology<\/em>, 44(21):8196-8202. (doi:\u00a0<a href=\"http:\/\/dx.doi.org\/10.1021\/es1024838\" target=\"_blank\" rel=\"noopener noreferrer\">10.1021\/es1024838<\/a>)<\/li>\n<li>K.A. Thomson, M.R. Johnson, D.R. Snelling, G.J. Smallwood (2008) Diffuse two-dimensional line-of-sight light attenuation for soot concentration measurements,\u00a0<em>Applied Optics<\/em>, 47(5), 694-703. (doi:\u00a0<a href=\"http:\/\/dx.doi.org\/10.1364\/AO.47.000694\">10.1364\/AO.47.000694<\/a>)<\/li>\n<li>S. Trottier, H. Guo, G.J. Smallwood, and M.R. Johnson (2007) Measurement and Modelling of Sooting Propensity of Binary Fuel Mixtures,\u00a0<em>Proceedings of the Combustion Institute<\/em>, 31:611-619. (doi:\u00a0<a href=\"http:\/\/dx.doi.org\/10.1016\/j.proci.2006.07.229\">10.1016\/j.proci.2006.07.229<\/a>)<\/li>\n<\/ul>\n<p><\/p><\/dd><dl><\/div>\n<div class=\"slideme\"><dl class=\"slideme__list\"><dt class=\"slideme__term\"><a href=\"#slideme-combustion-theory-measurements-and-applications\" aria-expanded=\"false\" aria-controls=\"slideme-combustion-theory-measurements-and-applications\" class=\"slideme__heading slideme__trigger\">Combustion Theory, Measurements, and Applications<\/a><\/dt><dd class=\"slideme__description\" id=\"slideme-combustion-theory-measurements-and-applications\" aria-hidden=\"true\"><p><\/p>\n<ul>\n<li>S.P. Seymour, M.R. Johnson (2021) Species Correlation Measurements in Turbulent Flare Plumes: Considerations for Field Measurements, <em>Atmospheric Measurement Techniques, 14, 5179\u20135197<\/em>\u00a0(doi: <a href=\"https:\/\/doi.org\/10.5194\/amt-14-5179-2021\">10.5194\/amt-14-5179-2021<\/a>)<\/li>\n<li>B.M. Conrad, M.R. Johnson* (2021) An Uncertainty-Based Protocol for the Setup and Measurement of Soot\/Black Carbon Emissions from Gas Flaring using Sky-LOSA, <em>Atmospheric Measurement Techniques,<\/em> 14:1573-1591 (doi: <a href=\"https:\/\/amt.copernicus.org\/articles\/14\/1573\/2021\/amt-14-1573-2021.html\">10.5194\/amt-14-1573-2021<\/a>).<\/li>\n<li>B.M. Conrad, J.N. Thornock, M.R. Johnson* (2020) The Effect of Multiple Scattering on Optical Measurement of Soot Emissions in Atmospheric Plumes, <em>Journal of Quantitative Spectroscopy &amp; Radiative Transfer<\/em>, 254:107220 (doi: <a class=\"doi\" title=\"Persistent link using digital object identifier\" href=\"https:\/\/doi.org\/10.1016\/j.jqsrt.2020.107220\" target=\"_blank\" rel=\"noreferrer noopener\" aria-label=\"Persistent link using digital object identifier\">10.1016\/j.jqsrt.2020.107220<\/a>)<\/li>\n<li>B.M. Conrad, J.N. Thornock, M.R. Johnson* (2020) Beam steering effects on remote optical measurements of pollutant emissions in heated plumes and flares, <em>submitted to Journal of Quantitative Spectroscopy &amp; Radiative Transfer<\/em>, 254:107191 (doi: <a href=\"https:\/\/doi.org\/10.1016\/j.jqsrt.2020.107191\">10.1016\/j.jqsrt.2020.107191<\/a>)<\/li>\n<li>U. Trivanovic, T.A. Sipkens, M. Kazemimanesh, A. Baldelli, A.M. Jefferson, B.M. Conrad, M.R. Johnson, J.C. Corbin, J.S. Olfert, S.N. Rogak (2020) Morphology and size of soot from gas flares as a function of fuel and water addition, <em>Fuel<\/em>, 279:118478 (doi: <a href=\"https:\/\/doi.org\/10.1016\/j.fuel.2020.118478\">10.1016\/j.fuel.2020.118478<\/a>).<\/li>\n<li>O. Popovicheva, M. Timofeev, N. Persiantseva, A.M. Jefferson, M.R. Johnson, S.N. Rogak, A. Baldelli (2019) Microstructure and chemical composition of particles from small-scale gas flaring,\u00a0<em>Aerosol and Atmospheric Chemistry<\/em>, 19(10):2205-2221 (doi: <a href=\"https:\/\/doi.org\/10.4209\/aaqr.2019.04.0177\">10.4209\/aaqr.2019.04.0177<\/a>)<\/li>\n<li>B.M. Conrad, M.R. Johnson* (2019) Mass Absorption Cross-Section of Flare-Generated Black Carbon: Variability, Predictive Model, and Implications, <em>Carbon<\/em>, 149:760-771 (doi: <a href=\"https:\/\/doi.org\/10.1016\/j.carbon.2019.04.086\">10.1016\/j.carbon.2019.04.086<\/a>)<\/li>\n<li>B.M. Conrad, M.R. Johnson* (2019) Calibration Protocol and Software for Split Point Analysis and Uncertainty Quantification of Thermal-Optical Organic \/ Elemental Carbon Measurements, <em>Journal of Visualized Experiments<\/em>, 151, e59742\u00a0(doi: <a href=\"https:\/\/doi.org\/10.3791\/59742\">10.3791\/59742<\/a>)<\/li>\n<li>M. Kazemimanesh, R. Dastanpour, A. Baldelli, A. Moallemi, K.A. Thomson, M. Jefferson, M.R. Johnson, S. Rogak, J. Olfert (2019) Size, Effective Density, Morphology, and Nano-Structure of Soot Particles Generated from Buoyant Turbulent Diffusion Flames, <em>Journal of Aerosol Science<\/em>, 132:22-31. (doi: <a href=\"https:\/\/doi.org\/10.1016\/j.jaerosci.2019.03.005\">10.1016\/j.jaerosci.2019.03.005<\/a>)<\/li>\n<li>B. M. Conrad, M.R. Johnson* (2017) Field Measurements of Black Carbon Yields from Flares,\u00a0<em>Environmental Science &amp; Technology<\/em>, 51(3):1893-1900 (doi:\u00a0<a href=\"http:\/\/dx.doi.org\/10.1021\/acs.est.6b03690\">10.1021\/acs.est.6b03690<\/a>)<\/li>\n<li>P.C. Vena, B. Deschamps, H. Guo, M.R. Johnson* (2015) Effects of Stratification on Locally Lean, Near-Stoichiometric, and Rich Iso-Octane\/Air Turbulent V-Flames,\u00a0<em>Combustion and Flame<\/em>, 162(11):4231-4240. (doi:\u00a0<a href=\"http:\/\/dx.doi.org\/10.1016\/j.combustflame.2015.07.047\" target=\"_blank\" rel=\"noopener noreferrer\">10.1016\/j.combustflame.2015.07.047<\/a>)<\/li>\n<li>P.C. Vena, B. Deschamps, H. Guo, G.J. Smallwood, M.R. Johnson* (2015)\u00a0<a href=\"http:\/\/faculty.mae.carleton.ca\/Matthew_Johnson\/PrePrints\/Vena-StratifiedFlameHeatRelease-CombFlame2014-Distribution.pdf\">Heat Release Rate Variations in a Globally Stoichiometric, Stratified, Iso-octane\/air Turbulent V-flame<\/a>,<em>Combustion and Flame<\/em>, 162(4):944-959. (doi:\u00a0<a href=\"http:\/\/dx.doi.org\/10.1016\/j.combustflame.2014.09.019\" target=\"_blank\" rel=\"noopener noreferrer\">10.1016\/j.combustflame.2014.09.019<\/a>)<\/li>\n<li>B.M. Crosland, K.A. Thomson, M.R. Johnson* (2015)\u00a0<a href=\"http:\/\/faculty.mae.carleton.ca\/Matthew_Johnson\/PrePrints\/Crosland-InstMeasSVF-dp-Rg-ProcCombInst2014-Final-AuthorFormattedDistribution-InclSupp.pdf\">Simultaneous Instantaneous Measurements of Soot Volume Fraction, Primary Particle Diameter, and Aggregate Size in Turbulent Buoyant Diffusion Flames<\/a>,\u00a0<em>Proceedings of the Combustion Institute<\/em>, 35(2):1851-1859. (doi:\u00a0<a href=\"http:\/\/dx.doi.org\/10.1016\/j.proci.2014.06.003\" target=\"_blank\" rel=\"noopener noreferrer\">10.1016\/j.proci.2014.06.003<\/a>)<\/li>\n<li>D.J. Corbin, M.R. Johnson* (2014)\u00a0Detailed Expressions and Methodologies for Measuring Flare Combustion Efficiency, Species Emission Rates, and Associated Uncertainties,\u00a0<em>Industrial &amp; Engineering Chemistry Research<\/em>, 53(49):19359-19369 (doi:\u00a0<a href=\"http:\/\/dx.doi.org\/10.1021\/ie502914k\" target=\"_blank\" rel=\"noopener noreferrer\">10.1021\/ie502914k<\/a>).<\/li>\n<li>M.R. Johnson*, R.W. Devillers, K.A. Thomson (2013) A Generalized Sky-LOSA Method to Quantify Soot \/ Black Carbon Emission Rates in Atmospheric Plumes of Gas Flares,\u00a0<em>Aerosol Science &amp; Technology<\/em>, 47(9):1017-1029. (doi:\u00a0<a href=\"http:\/\/dx.doi.org\/10.1080\/02786826.2013.809401\" target=\"_blank\" rel=\"noopener noreferrer\">10.1080\/02786826.2013.809401<\/a>)<\/li>\n<li>B.M. Crosland, K.A. Thomson, M.R. Johnson* (2013) Instantaneous In-Flame Measurement of Soot Volume Fraction, Primary Particle Diameter and Aggregate Radius of Gyration via Auto-Compensating Laser-Induced Incandescence and Two-angle Elastic Light Scattering,\u00a0<em>Applied Physics B\u00a0<\/em>, 112:381-393. (doi:\u00a0<a target=\"_blank\" rel=\"noopener noreferrer\">10.1007\/s00340-013-5539-6<\/a>)<\/li>\n<li>G.E. Ballachey, M.R. Johnson* (2013)\u00a0<a href=\"http:\/\/faculty.mae.carleton.ca\/Matthew_Johnson\/PrePrints\/Ballachey-Symp2012-LSB-Revised-Final-AuthorFormattedDistribution.pdf\">Prediction of Blowoff in a Fully Controllable Low-Swirl Burner Burning Alternative Fuels: Effects of Burner Geometry, Swirl, and Fuel Composition<\/a>,\u00a0<em>Proceedings of the Combustion Institute<\/em>, 34:3193-3201. (doi:\u00a0<a href=\"http:\/\/dx.doi.org\/10.1016\/j.proci.2012.05.095\">10.1016\/j.proci.2012.05.095<\/a>)<\/li>\n<li>J.D.N. McEwen, M.R. Johnson (2012)\u00a0<a href=\"http:\/\/faculty.mae.carleton.ca\/Matthew_Johnson\/PrePrints\/McEwenJohnson_JAWMA_FlareBlackCarbonEmissionFactors_AcceptedManuscript-Distribution.pdf\">Black Carbon Particulate Matter Emission Factors for Buoyancy Driven Associated Gas Flares<\/a>,\u00a0<em>Journal of the Air &amp; Waste Management Association<\/em>, 62(3):307-321. (doi:\u00a0<a href=\"http:\/\/dx.doi.org\/10.1080\/10473289.2011.650040\">10.1080\/10473289.2011.650040<\/a>)<\/li>\n<li>A.R. Coderre, K.A. Thomson, D.R. Snelling, M.R. Johnson* (2011) Spectrally-Resolved Light Absorption Properties of Cooled Soot from a Methane Flame, Applied Physics B, 104(1), 175-188. (doi:\u00a0<a href=\"http:\/\/dx.doi.org\/10.1007\/s00340-011-4448-9\">10.1007\/s00340-011-4448-9<\/a>)<\/li>\n<li>P.C. Vena, B. Deschamps, G.J. Smallwood, M.R. Johnson* (2011) Equivalence Ratio Gradient Effects on Front Topology in a Stratified Iso-Octane\/Air Turbulent V-Flame,\u00a0<em>Proceedings of the International Combustion Institute<\/em>, 33(1):1551-1558. (doi:\u00a0<a href=\"http:\/\/dx.doi.org\/10.1016\/j.proci.2010.06.041\" target=\"_blank\" rel=\"noopener noreferrer\">10.1016\/j.proci.2010.06.041<\/a>)<\/li>\n<li>B.M. Crosland, M.R. Johnson, K.A. Thomson (2011) Analysis of uncertainties in instantaneous soot volume fraction measurements using two-dimensional, auto-compensating, laser-induced incandescence (2D-AC-LII),\u00a0<em>Applied Physics B\u00a0<\/em>, 102(1):173-183. (doi:\u00a0<a href=\"http:\/\/dx.doi.org\/10.1007\/s00340-010-4130-7\" target=\"_blank\" rel=\"noopener noreferrer\">10.1007\/s00340-010-4130-7<\/a>)<\/li>\n<li>S. Trottier, H. Guo, G.J. Smallwood, and M.R. Johnson (2007) Measurement and Modelling of Sooting Propensity of Binary Fuel Mixtures,\u00a0<em>Proceedings of the Combustion Institute<\/em>, 31:611-619. (doi:\u00a0<a href=\"http:\/\/dx.doi.org\/10.1016\/j.proci.2006.07.229\">10.1016\/j.proci.2006.07.229<\/a>)<\/li>\n<li>J. B. Bell, M. S. Day, I. G. Shepherd, M. R. Johnson, R. K. Cheng, V. E. Beckner, M. J. Lijewski, J. F. Grcar (2005) Numerical Simulation of a Laboratory-Scale Turbulent V-flame,\u00a0<em>Proceedings of the National Academy of Science<\/em>, 102(29):10006\u201310011. (doi:\u00a0<a href=\"http:\/\/dx.doi.org\/10.1073\/pnas.0504140102\">10.1073\/pnas.0504140102<\/a>)<\/li>\n<li>M. R. Johnson, D. Littlejohn, W. A. Nazeer, K. O. Smith, and R. K. Cheng (2005) A Comparison of the Flowfields and Emissions of High-swirl Injectors and Low-swirl Injectors for Lean Premixed Gas Turbines,\u00a0<em>Proceedings of the Combustion Institute<\/em>, 30: 2867-2874. (doi:<a href=\"http:\/\/dx.doi.org\/10.1016\/j.proci.2004.07.040\">10.1016\/j.proci.2004.07.040<\/a>)<\/li>\n<li>M.R. Johnson and L.W. Kostiuk (2002) A Parametric Model for the Efficiency of Flares in a Crosswind,\u00a0<em>Proceedings of the Combustion Institute<\/em>, 29:1943-1950. (doi:\u00a0<a href=\"http:\/\/dx.doi.org\/10.1016\/S1540-7489(02)80236-X\">10.1016\/S1540-7489(02)80236-X<\/a>)<\/li>\n<li>M.R. Johnson, D.J. Wilson, and L.W. Kostiuk (2001) A Fuel Stripping Mechanism for Wake-Stabilized Jet Diffusion Flames in a Crossflow,\u00a0<em>Combustion Science and Technology<\/em>, 169:155-174. (doi:\u00a0<a href=\"http:\/\/dx.doi.org\/10.1080\/00102200108907844\">10.1080\/00102200108907844<\/a>)<\/li>\n<li>M.R. Johnson and L.W. Kostiuk (2000) Efficiencies of Low-Momentum Jet Diffusion Flames in a Crossflow, Combustion and Flame, 123:189-200. (doi:\u00a0<a href=\"http:\/\/dx.doi.org\/10.1016\/S0010-2180(00)00151-6\">10.1016\/S0010-2180(00)00151-6<\/a>)<\/li>\n<li>L.W. Kostiuk, A.J. Majeski, P.Poudenx, M.R. Johnson, and D.J. Wilson (2000) Scaling of Wake-Stabilized Jet Diffusion Flames in a Transverse Air Stream,\u00a0<em>Proceedings of the Combustion Institute<\/em>, 28:553-559. (doi:\u00a0<a href=\"http:\/\/dx.doi.org\/10.1016\/S0082-0784(00)80255-6\">10.1016\/S0082-0784(00)80255-6<\/a>)<\/li>\n<li>M.R. Johnson, L.W. Kostiuk, and R.K. Cheng (1998) A Ring Stabilizer for Lean Premixed Turbulent Flames,\u00a0<em>Combustion and Flame<\/em>, 114:594-596. (doi:\u00a0<a href=\"http:\/\/dx.doi.org\/10.1016\/S0010-2180(97)00353-2\">10.1016\/S0010-2180(97)00353-2<\/a><\/li>\n<\/ul>\n<p><\/p><\/dd><dl><\/div>\n<div class=\"slideme\"><dl class=\"slideme__list\"><dt class=\"slideme__term\"><a href=\"#slideme-medical-aerosols-combustion-aerosols\" aria-expanded=\"false\" aria-controls=\"slideme-medical-aerosols-combustion-aerosols\" class=\"slideme__heading slideme__trigger\">Medical Aerosols &amp; Combustion Aerosols<\/a><\/dt><dd class=\"slideme__description\" id=\"slideme-medical-aerosols-combustion-aerosols\" aria-hidden=\"true\"><p><\/p>\n<ul>\n<li>B.M. Conrad, J.N. Thornock, M.R. Johnson* (2020) The Effect of Multiple Scattering on Optical Measurement of Soot Emissions in Atmospheric Plumes, <em>Journal of Quantitative Spectroscopy &amp; Radiative Transfer<\/em>, 254:107220 (doi: <a class=\"doi\" title=\"Persistent link using digital object identifier\" href=\"https:\/\/doi.org\/10.1016\/j.jqsrt.2020.107220\" target=\"_blank\" rel=\"noreferrer noopener\" aria-label=\"Persistent link using digital object identifier\">10.1016\/j.jqsrt.2020.107220<\/a>)<\/li>\n<li>U. Trivanovic, T.A. Sipkens, M. Kazemimanesh, A. Baldelli, A.M. Jefferson, B.M. Conrad, M.R. Johnson, J.C. Corbin, J.S. Olfert, S.N. Rogak (2020) Morphology and size of soot from gas flares as a function of fuel and water addition, <em>Fuel<\/em>, 279:118478 (doi: <a href=\"https:\/\/doi.org\/10.1016\/j.fuel.2020.118478\">10.1016\/j.fuel.2020.118478<\/a>).<\/li>\n<li>O. Popovicheva, M. Timofeev, N. Persiantseva, A.M. Jefferson, M.R. Johnson, S.N. Rogak, A. Baldelli (2019) Microstructure and chemical composition of particles from small-scale gas flaring,\u00a0<em>Aerosol and Atmospheric Chemistry<\/em>, 19(10):2205-2221 (doi: <a href=\"https:\/\/doi.org\/10.4209\/aaqr.2019.04.0177\">10.4209\/aaqr.2019.04.0177<\/a>)<\/li>\n<li>B.M. Conrad, M.R. Johnson* (2019) Mass Absorption Cross-Section of Flare-Generated Black Carbon: Variability, Predictive Model, and Implications, <em>Carbon<\/em>, 149:760-771 (doi: <a href=\"https:\/\/doi.org\/10.1016\/j.carbon.2019.04.086\">10.1016\/j.carbon.2019.04.086<\/a>)<\/li>\n<li>B.M. Conrad, M.R. Johnson* (2019) Calibration Protocol and Software for Split Point Analysis and Uncertainty Quantification of Thermal-Optical Organic \/ Elemental Carbon Measurements, <em>Journal of Visualized Experiments<\/em>, 151, e59742\u00a0(doi: <a href=\"https:\/\/doi.org\/10.3791\/59742\">10.3791\/59742<\/a>)<\/li>\n<li>M. Kazemimanesh, R. Dastanpour, A. Baldelli, A. Moallemi, K.A. Thomson, M. Jefferson, M.R. Johnson, S. Rogak, J. Olfert (2019) Size, Effective Density, Morphology, and Nano-Structure of Soot Particles Generated from Buoyant Turbulent Diffusion Flames, <em>Journal of Aerosol Science<\/em>, 132:22-31. (doi: <a href=\"https:\/\/doi.org\/10.1016\/j.jaerosci.2019.03.005\">10.1016\/j.jaerosci.2019.03.005<\/a>)<\/li>\n<li>B.M. Crosland, K.A. Thomson, M.R. Johnson* (2015)\u00a0<a href=\"http:\/\/faculty.mae.carleton.ca\/Matthew_Johnson\/PrePrints\/Crosland-InstMeasSVF-dp-Rg-ProcCombInst2014-Final-AuthorFormattedDistribution-InclSupp.pdf\">Simultaneous Instantaneous Measurements of Soot Volume Fraction, Primary Particle Diameter, and Aggregate Size in Turbulent Buoyant Diffusion Flames<\/a>,\u00a0<em>Proceedings of the Combustion Institute<\/em>, 35(2):1851-1859. (doi:\u00a0<a href=\"http:\/\/dx.doi.org\/10.1016\/j.proci.2014.06.003\" target=\"_blank\" rel=\"noopener noreferrer\">10.1016\/j.proci.2014.06.003<\/a>)<\/li>\n<li>B.M. Crosland, K.A. Thomson, M.R. Johnson* (2013) Instantaneous In-Flame Measurement of Soot Volume Fraction, Primary Particle Diameter and Aggregate Radius of Gyration via Auto-Compensating Laser-Induced Incandescence and Two-angle Elastic Light Scattering,\u00a0<em>Applied Physics B\u00a0<\/em>, 112:381-393. (doi:\u00a0<a target=\"_blank\" rel=\"noopener noreferrer\">10.1007\/s00340-013-5539-6<\/a>)<\/li>\n<li>S.R. Wilson, Y. Liu, E.A. Matida, M.R. Johnson* (2011)\u00a0<a href=\"http:\/\/faculty.mae.carleton.ca\/Matthew_Johnson\/PrePrints\/Wilson-AerosolDepostion90degBend-AerosolSciTech-2011-AuthorFormattedManuscript.pdf\">Aerosol Deposition Measurements as a Function of Reynolds Number for Turbulent Flow in a Ninety-Degree Pipe bend<\/a>,\u00a0<em>Aerosol Science &amp; Technology<\/em>, 45(3):364-375. (doi:\u00a0<a href=\"http:\/\/dx.doi.org\/10.1080\/02786826.2010.538092\" target=\"_blank\" rel=\"noopener noreferrer\">10.1080\/02786826.2010.538092<\/a>)<\/li>\n<li>Y. Liu, E.A. Matida, M.R. Johnson (2010) Experimental measurements and computational modeling of aerosol deposition in the Carleton-Civic standardized human nasal cavity,\u00a0<em>Journal of Aerosol Science<\/em>, 41: 569-586, 2010. (doi:\u00a0<a href=\"http:\/\/dx.doi.org\/10.1016\/j.jaerosci.2010.02.014\">10.1016\/j.jaerosci.2010.02.014<\/a>)<\/li>\n<li>Y. Liu, M.R. Johnson, E.A. Matida, S. Kherani, J. Marsan (2009) Creation of a Standardized Geometry of the Human Nasal Cavity,\u00a0<em>Journal of Applied Physiology<\/em>, 106: 784-795, 2009. (doi:<a href=\"http:\/\/dx.doi.org\/10.1152\/japplphysiol.90376.2008\">10.1152\/japplphysiol.90376.2008<\/a>)<\/li>\n<li>B.M. Crosland, M.R. Johnson, and E.A. Matida (2009) Characterization of the Spray Velocities from a Pressurized Metered-Dose Inhaler,\u00a0<em>Journal of Aerosol Medicine and Pulmonary Drug Delivery<\/em>, 1(22):1-13. (doi:\u00a0<a href=\"http:\/\/dx.doi.org\/10.1089\/jamp.2008.0687\">10.1089\/jamp.2008.0687<\/a>)<\/li>\n<li>Y. Liu, E.A. Matida, J. Gu and M.R. Johnson (2007) Numerical Simulation of Aerosol Deposition in a 3-D Human Nasal Cavity using RANS, RANS\/EIM, and LES,\u00a0<em>Journal of Aerosol Science<\/em>, 38:683-700. (doi:\u00a0<a href=\"http:\/\/dx.doi.org\/10.1016\/j.jaerosci.2007.05.003\">10.1016\/j.jaerosci.2007.05.003<\/a>)<\/li>\n<\/ul>\n<p><\/p><\/dd><dl><\/div>\n<div class=\"slideme\"><dl class=\"slideme__list\"><dt class=\"slideme__term\"><a href=\"#slideme-complete-chronological-list\" aria-expanded=\"false\" aria-controls=\"slideme-complete-chronological-list\" class=\"slideme__heading slideme__trigger\">Complete Chronological List<\/a><\/dt><dd class=\"slideme__description\" id=\"slideme-complete-chronological-list\" aria-hidden=\"true\"><p><\/p>\n<ul>\n<li>S.E. Wilde, D.R. Tyner, M.R. Johnson (2025) The Efficacy of Methane Leak Detection and Repair (LDAR) Programs in Practice, <em>Environmental Science and Technology \u2013 Air, 2(11):2527\u22122536 <\/em>(doi: <a href=\"https:\/\/doi.org\/10.1021\/acsestair.5c00195\">10.1021\/acsestair.5c00195<\/a>)<em>.<\/em><\/li>\n<li>M.R. Johnson, B.M. Conrad, D.J. Zimmerle, R.L. Kleinberg (2025) Methane by the Numbers: The Need for Clear and Comparable Methane Intensity Metrics [preprint], <a href=\"https:\/\/doi.org\/10.31223\/X5X16D\">https:\/\/doi.org\/10.31223\/X5X16D<\/a><\/li>\n<li>B.M. Conrad and M.R. Johnson (2025) Accounting for spatiotemporally correlated errors in wind speed for remote surveys of methane emissions EGUsphere [preprint], <a href=\"https:\/\/doi.org\/10.5194\/egusphere-2025-3924\">https:\/\/doi.org\/10.5194\/egusphere-2025-3924<\/a>, 2025.<\/li>\n<li>A. Ayasse, D.H. Cusworth, K. Howell, K. O&#8217;Neill, B.M. Conrad, M.R. Johnson, G. Asner, R. Duren (2024) Probability of Detection and Multi-Sensor Persistence of Methane Emissions from Coincident Airborne and Satellite Observations, <em>Environmental Science &amp; Technology<\/em>, 58(49):21536-21544 (doi: <a href=\"https:\/\/doi.org\/10.1021\/acs.est.4c06702\">10.1021\/acs.est.4c06702<\/a>)<\/li>\n<li>M.J. Thorpe, A. Kreitinger, D.T. Altamura, C. Dudiak, B.M. Conrad, D.R. Tyner, M.R. Johnson, J.K. Brasseur, P.A. Roos, W.M. Kunkel, A. Carre-Burritt, J. Abate, T. Price, D. Yaralian, B. Kennedy, E. Newton, E. Rodriguez, O.I. Elfar, D.J. Zimmerle (2024) Deployment-invariant probability of detection characterization for aerial LiDAR methane detection, <em>Remote Sensing of the Environment<\/em>, 315:114435 (doi: <a href=\"https:\/\/doi.org\/10.1016\/j.rse.2024.114435\">10.1016\/j.rse.2024.114435<\/a>)<\/li>\n<li>S.A. Festa-Bianchet, M. Mohammadikharkeshi, D.R. Tyner, M.R. Johnson (2024) Catalytic Heaters at Oil and Gas Sites May be a Significant yet Overlooked Seasonal Source of Methane Emissions, <em>Environmental Science &amp; Technology Letters,<\/em> 11 (9), 948-953 (doi: <a href=\"https:\/\/pubs.acs.org\/action\/showCitFormats?doi=10.1021%2Facs.estlett.4c00453&amp;include=cit&amp;format=ris&amp;direct=true&amp;downloadFileName=acs.estlett.4c00453&amp;href=\/doi\/10.1021\/acs.estlett.4c00453\">10.1021\/acs.estlett.4c00453<\/a>)<\/li>\n<li>A.D. Tanner, P. Mehr, M. Mohammadikharkeshi, M. R. Johnson* (2024) Black carbon emissions from turbulent buoyant non-premixed flames representative of flares in the upstream oil and gas sector, <em>Proceedings of the Combustion Institute<\/em>, 40:1\u20134 (doi: <a href=\"https:\/\/www.sciencedirect.com\/science\/article\/pii\/S154074892400378X\">10.1016\/j.proci.2024.105570<\/a>).<\/li>\n<li>B.M. Conrad, D.R. Tyner, M.R. Johnson* (2023) The Futility of Relative Methane Reduction Targets in the Absence of Measurement-Based Inventories, <em>Environmental Science &amp; Technology<\/em>, 57(50):21092\u201321103 (doi: <a href=\"https:\/\/doi.org\/10.1021\/acs.est.3c07722\">10.1021\/acs.est.3c07722<\/a>)<\/li>\n<li>B.M. Conrad, D.R. Tyner, M.R. Johnson* (2023) A Measurement-Based Upstream Oil and Gas Methane Inventory for Alberta, Canada Reveals Higher Emissions and Different Sources than Official Estimates, <em>Communications Earth &amp; Environment<\/em>, 4:416. (doi: <a href=\"https:\/\/doi.org\/10.1038\/s43247-023-01081-0\">10.1038\/s43247-023-01081-0<\/a>)<\/li>\n<li>Z.R. Milani, B.M. Conrad, C.S. Roth, M.R. Johnson* (2023) Fence-Line Spectroscopic Measurements Suggest Carry-Over of Salt-Laden Aerosols into Flare Systems Is Common, <em>Environmental Science &amp; Technology Letters<\/em>, 10(11):1068\u20131074 (doi: <a href=\"https:\/\/doi.org\/10.1021\/acs.estlett.3c00613\">10.1021\/acs.estlett.3c00613<\/a>)<\/li>\n<li>S.A. Festa-Bianchet, Z.R. Milani, M.R. Johnson* (2023) Methane Venting from Uncontrolled Production Storage Tanks at Conventional Oil Wells \u2013 Temporal Variability, Root Causes, and Implications for Measurement, <em>Elementa: Science of the Anthropocene<\/em>, 11:1 (doi: <a href=\"https:\/\/doi.org\/10.1525\/elementa.2023.00053\">10.1525\/elementa.2023.00053<\/a>)<\/li>\n<li>M.R. Johnson*, B.M. Conrad, D.R. Tyner (2023) Creating Measurement-Based Oil and Gas Sector Methane Inventories using Source-Resolved Aerial Surveys, <em>Communications Earth &amp; Environment<\/em>, 4:139 (doi: <a href=\"https:\/\/doi.org\/10.1038\/s43247-023-00769-7\">10.1038\/s43247-023-00769-7<\/a>)<\/li>\n<li>M.R. Johnson*, D.R. Tyner, B.M. Conrad (2023) Origins of Oil and Gas Sector Methane Emissions: On-Site Investigations of Aerial Measured Sources, <em>Environmental Science &amp; Technology<\/em>, 57(6):2484-2494 (doi: <a href=\"https:\/\/doi.org\/10.1021\/acs.est.2c07318\">10.1021\/acs.est.2c07318<\/a>)<\/li>\n<li>S.A. Festa-Bianchet, D.R. Tyner, S.P. Seymour, M.R. Johnson* (2023) Methane Venting at Cold Heavy Oil Production with Sand (CHOPS) Facilities Is Significantly Underreported and Led by High-Emitting Wells with Low or Negative Value, <em>Environmental Science &amp; Technology<\/em>, 57(8):3021-3030 (doi: <a href=\"https:\/\/doi.org\/10.1021\/acs.est.2c06255\">10.1021\/acs.est.2c06255<\/a>) [Journal Feature <a href=\"https:\/\/pubs.acs.org\/toc\/esthag\/57\/8\">Cover<\/a> Article]<\/li>\n<li>B.M. Conrad, D.R. Tyner, M.R. Johnson* (2023) Robust Probabilities of Detection and Quantification Uncertainty for Aerial Methane Detection: Examples for Three Airborne Technologies, <em>Remote Sensing of Environment<\/em>, 288:113499 (doi: <a href=\"https:\/\/doi.org\/10.1016\/j.rse.2023.113499\">10.1016\/j.rse.2023.113499<\/a>)<\/li>\n<li>D.C. Burtt, D.J. Corbin, J.R. Armitage, B.M. Crosland, A.M. Jefferson, G.A. Kopp, L.W. Kostiuk, M.R. Johnson* (2022) A Methodology for Quantifying Combustion Efficiencies and Species Emission Rates of Flares Subjected to Crosswind, <em>Journal of the Energy Institute<\/em>, 104:124\u2013132. (doi: <a href=\"https:\/\/doi.org\/10.1016\/j.joei.2022.07.005\">10.1016\/j.joei.2022.07.005<\/a>)<\/li>\n<li>S.P. Seymour, S.A. Festa-Bianchet, D.R. Tyner, M.R. Johnson (2022) Reduction of Signal Drift in a Wavelength Modulation Spectroscopy-based Methane Flux Sensor, <em>Sensors<\/em>, 22(16):6139 (doi: <a href=\"https:\/\/doi.org\/10.3390\/s22166139\">10.3390\/s22166139<\/a>)<\/li>\n<li>S.A. Festa-Bianchet, S.P. Seymour, D.R. Tyner, M.R. Johnson (2022) A Wavelength Modulation Spectroscopy-Based Methane Flux Sensor for Quantification of Venting Sources at Oil and Gas Sites, <em>Sensors<\/em>, 22(11), 4175 (doi: <a href=\"https:\/\/doi.org\/10.3390\/s22114175\">10.3390\/s22114175<\/a>)<\/li>\n<li>D.R. Tyner, M.R. Johnson (2021) Where the Methane Is\u2014Insights from Novel Airborne LiDAR Measurements Combined with Ground Survey Data, <em>Environmental Science &amp; Technology<\/em>, 55, 14, 9773\u20139783 (doi: <a href=\"https:\/\/doi.org\/10.1021\/acs.est.1c01572\">10.1021\/acs.est.1c01572<\/a>)<\/li>\n<li>M.R. Johnson, D.R. Tyner, A.J. Szekeres (2021) Blinded evaluation of airborne methane source detection using Bridger Photonics LiDAR, <em>Remote Sensing of Environment<\/em>, Volume 259, 112418. (doi: <a href=\"https:\/\/www.sciencedirect.com\/science\/article\/pii\/S003442572100136X?via%3Dihub\">10.1016\/j.rse.2021.112418<\/a>)<\/li>\n<li>S.P. Seymour, M.R. Johnson (2021) Species Correlation Measurements in Turbulent Flare Plumes: Considerations for Field Measurements, <em>Atmospheric Measurement Techniques, 14, 5179\u20135197<\/em>\u00a0(doi: <a href=\"https:\/\/doi.org\/10.5194\/amt-14-5179-2021\">10.5194\/amt-14-5179-2021<\/a>)<\/li>\n<li>B.M. Conrad, M.R. Johnson* (2021) An Uncertainty-Based Protocol for the Setup and Measurement of Soot\/Black Carbon Emissions from Gas Flaring using Sky-LOSA, <em>Atmospheric Measurement Techniques,<\/em> 14:1573-1591 (doi: <a href=\"https:\/\/amt.copernicus.org\/articles\/14\/1573\/2021\/amt-14-1573-2021.html\">10.5194\/amt-14-1573-2021<\/a>).<\/li>\n<li>B.M. Conrad, J.N. Thornock, M.R. Johnson* (2020) The Effect of Multiple Scattering on Optical Measurement of Soot Emissions in Atmospheric Plumes, <em>Journal of Quantitative Spectroscopy &amp; Radiative Transfer<\/em>, 254:107220 (doi: <a class=\"doi\" title=\"Persistent link using digital object identifier\" href=\"https:\/\/doi.org\/10.1016\/j.jqsrt.2020.107220\" target=\"_blank\" rel=\"noreferrer noopener\" aria-label=\"Persistent link using digital object identifier\">10.1016\/j.jqsrt.2020.107220<\/a>)<\/li>\n<li>M.R. Johnson*, D.R. Tyner (2020) A case study in competing methane regulations: Will Canada\u2019s and Alberta\u2019s contrasting regulations achieve equivalent reductions? <em>Elementa: Science of the Anthropocene<\/em>, 8(1), p.7. (doi: <a href=\"http:\/\/doi.org\/10.1525\/elementa.403\">10.1525\/elementa.403<\/a>)<\/li>\n<li>C.A. Brereton, L.J. Campbell, M.R. Johnson* (2020) Influence of turbulent Schmidt number on fugitive emissions source quantification, <em>Atmospheric Environment X<\/em>, 7:100083 (doi: <a href=\"https:\/\/doi.org\/10.1016\/j.aeaoa.2020.100083\">10.1016\/j.aeaoa.2020.100083<\/a>)<\/li>\n<li>B.M. Conrad, J.N. Thornock, M.R. Johnson* (2020) Beam steering effects on remote optical measurements of pollutant emissions in heated plumes and flares, <em>submitted to Journal of Quantitative Spectroscopy &amp; Radiative Transfer<\/em>, 254:107191 (doi: <a href=\"https:\/\/doi.org\/10.1016\/j.jqsrt.2020.107191\">10.1016\/j.jqsrt.2020.107191<\/a>)<\/li>\n<li>Trivanovic, T.A. Sipkens, M. Kazemimanesh, A. Baldelli, A.M. Jefferson, B.M. Conrad, M.R. Johnson, J.C. Corbin, J.S. Olfert, S.N. Rogak (2020) Morphology and size of soot from gas flares as a function of fuel and water addition, <em>Fuel<\/em>, 279:118478 (doi: <a href=\"https:\/\/doi.org\/10.1016\/j.fuel.2020.118478\">10.1016\/j.fuel.2020.118478<\/a>).<\/li>\n<li>T.A. Fox, A.P. Ravikumar, C.H. Hugenholtz, D. Zimmerle, T.E. Barchyn, M.R. Johnson, D. Lyon, T. Taylor (2019) A methane emissions reduction equivalence framework for alternative leak detection and repair programs, <em>Elementa: Science of the Anthropocene<\/em>, 7(1), p.30 (doi: <a href=\"http:\/\/doi.org\/10.1525\/elementa.369\">10.1525\/elementa.369<\/a>)<\/li>\n<li>O. Popovicheva, M. Timofeev, N. Persiantseva, A.M. Jefferson, M.R. Johnson, S.N. Rogak, A. Baldelli (2019) Microstructure and chemical composition of particles from small-scale gas flaring,\u00a0<em>Aerosol and Atmospheric Chemistry<\/em>, 19(10):2205-2221 (doi: <a href=\"https:\/\/doi.org\/10.4209\/aaqr.2019.04.0177\">10.4209\/aaqr.2019.04.0177<\/a>)<\/li>\n<li>C.A. Brereton, L.J. Campbell, M.R. Johnson* (2019) Computationally Efficient Quantification of Unknown Fugitive Emissions Sources, <em>Atmospheric Environment<\/em>, 3(100035):1-13 (doi: <a href=\"https:\/\/doi.org\/10.1016\/j.aeaoa.2019.100035\">10.1016\/j.aeaoa.2019.100035<\/a>)<\/li>\n<li>B.M. Conrad, M.R. Johnson* (2019) Mass Absorption Cross-Section of Flare-Generated Black Carbon: Variability, Predictive Model, and Implications, <em>Carbon<\/em>, 149:760-771 (doi: <a href=\"https:\/\/doi.org\/10.1016\/j.carbon.2019.04.086\">10.1016\/j.carbon.2019.04.086<\/a>)<\/li>\n<li>B.M. Conrad, M.R. Johnson* (2019) Calibration Protocol and Software for Split Point Analysis and Uncertainty Quantification of Thermal-Optical Organic \/ Elemental Carbon Measurements, <em>Journal of Visualized Experiments<\/em>, 151, e59742\u00a0(doi: <a href=\"https:\/\/doi.org\/10.3791\/59742\">10.3791\/59742<\/a>)<\/li>\n<li>M. Kazemimanesh, R. Dastanpour, A. Baldelli, A. Moallemi, K.A. Thomson, M. Jefferson, M.R. Johnson, S. Rogak, J. Olfert (2019) Size, Effective Density, Morphology, and Nano-Structure of Soot Particles Generated from Buoyant Turbulent Diffusion Flames, <em>Journal of Aerosol Science<\/em>, 132:22-31. (doi: <a href=\"https:\/\/doi.org\/10.1016\/j.jaerosci.2019.03.005\">10.1016\/j.jaerosci.2019.03.005<\/a>)<\/li>\n<li>D.R. Tyner, M.R. Johnson* (2018), A Techno-Economic Analysis of Methane Mitigation Potential from Reported Venting at Oil Production Sites in Alberta, <em>Environmental Science &amp; Technology<\/em>, 52(21):12877-12885 (doi:\u00a0<a href=\"https:\/\/doi.org\/10.1021\/acs.est.8b01345\">10.1021\/acs.est.8b01345<\/a>)<\/li>\n<li>C.A. Brereton, I.M. Joynes, L.J. Campbell, M.R. Johnson* (2018), Fugitive Emission Source Characterization Using a Gradient-Based Optimization Scheme and Scalar Transport Adjoint, <em>Atmospheric Environment<\/em>, 181:106-116 (doi: <a href=\"http:\/\/dx.doi.org\/10.1016\/j.atmosenv.2018.02.014\">10.1016\/j.atmosenv.2018.02.014<\/a>)<\/li>\n<li>D. Zavala-Araiza*, S.C. Herndon, J.R. Roscioli, T.I. Yacovitch, M.R. Johnson, D.R. Tyner, M. Omara, B. Knighton (2018) Methane emissions from oil and gas production sites in Alberta, Canada, <em>Elementa: Science of the Anthropocene<\/em>, 6(1):27 (doi: <a href=\"http:\/\/doi.org\/10.1525\/elementa.284\">10.1525\/elementa.284<\/a>)<\/li>\n<li>R. Roscioli*, S.C. Herndon, T.I. Yacovitch, W.B. Knighton, D. Zavala-Araiza, M.R. Johnson, D.R. Tyner (2018) Characterization of Methane Emissions from Five Cold Heavy Oil Production with Sands (CHOPS) Facilities, <em>Journal of the Air &amp; Waste Management Association<\/em>, 68(7):671-684 (doi: <a href=\"http:\/\/dx.doi.org\/10.1080\/10962247.2018.1436096\">10.1080\/10962247.2018.1436096<\/a>).<\/li>\n<li>M.R. Johnson*, D.R. Tyner, S. Conley, S. Schwietzke, D. Zavala-Araiza (2017)\u00a0Comparisons of Airborne Measurements and Inventory Estimates of Methane Emissions in the Alberta Upstream Oil and Gas Sector,\u00a0<em>Environmental Science &amp; Technology, <\/em>51(21):13008-13017. (doi:\u00a0<a href=\"http:\/\/dx.doi.org\/10.1021\/acs.est.7b03525\">10.1021\/acs.est.7b03525<\/a>)<\/li>\n<li>B. M. Conrad, M.R. Johnson* (2017) Field Measurements of Black Carbon Yields from Flares,\u00a0<em>Environmental Science &amp; Technology<\/em>, 51(3):1893-1900 (doi:\u00a0<a href=\"http:\/\/dx.doi.org\/10.1021\/acs.est.6b03690\">10.1021\/acs.est.6b03690<\/a>)<\/li>\n<li>M.R. Johnson*, B.M. Crosland, J.D. McEwen, D.B. Hager, J.R. Armitage, M. Karimi-Golpayegani, D.J. Picard (2016) Estimating Fugitive Methane Emissions from Oil Sands Mining Using Extractive Core Samples, <em>Atmospheric Environment<\/em>, 144:111-123. (doi: <a href=\"http:\/\/www.sciencedirect.com\/science\/article\/pii\/S1352231016306720\">10.1016\/j.atmosenv.2016.08.073<\/a>)<\/li>\n<li>P.C. Vena, B. Deschamps, H. Guo, M.R. Johnson* (2015) Effects of Stratification on Locally Lean, Near-Stoichiometric, and Rich Iso-Octane\/Air Turbulent V-Flames,\u00a0<em>Combustion and Flame<\/em>, 162(11):4231-4240. (doi:\u00a0<a href=\"http:\/\/dx.doi.org\/10.1016\/j.combustflame.2015.07.047\" target=\"_blank\" rel=\"noopener noreferrer\">10.1016\/j.combustflame.2015.07.047<\/a>)<\/li>\n<li>S. Schoonbaert, D.R. Tyner, M.R. Johnson* (2015)\u00a0Remote Ambient Methane Monitoring Using Fiber-Optically Coupled Optical Sensors,\u00a0<em>Applied Physics B<\/em>, 119(1):133-142. (doi:<a href=\"http:\/\/dx.doi.org\/10.1007\/s00340-014-6001-0\" target=\"_blank\" rel=\"noopener noreferrer\">10.1007\/s00340-014-6001-0<\/a>)<\/li>\n<li>P.C. Vena, B. Deschamps, H. Guo, G.J. Smallwood, M.R. Johnson* (2015)\u00a0<a href=\"http:\/\/faculty.mae.carleton.ca\/Matthew_Johnson\/PrePrints\/Vena-StratifiedFlameHeatRelease-CombFlame2014-Distribution.pdf\">Heat Release Rate Variations in a Globally Stoichiometric, Stratified, Iso-octane\/air Turbulent V-flame<\/a>,<em>Combustion and Flame<\/em>, 162(4):944-959. (doi:\u00a0<a href=\"http:\/\/dx.doi.org\/10.1016\/j.combustflame.2014.09.019\" target=\"_blank\" rel=\"noopener noreferrer\">10.1016\/j.combustflame.2014.09.019<\/a>)<\/li>\n<li>B.M. Crosland, K.A. Thomson, M.R. Johnson* (2015)\u00a0<a href=\"http:\/\/faculty.mae.carleton.ca\/Matthew_Johnson\/PrePrints\/Crosland-InstMeasSVF-dp-Rg-ProcCombInst2014-Final-AuthorFormattedDistribution-InclSupp.pdf\">Simultaneous Instantaneous Measurements of Soot Volume Fraction, Primary Particle Diameter, and Aggregate Size in Turbulent Buoyant Diffusion Flames<\/a>,\u00a0<em>Proceedings of the Combustion Institute<\/em>, 35(2):1851-1859. (doi:\u00a0<a href=\"http:\/\/dx.doi.org\/10.1016\/j.proci.2014.06.003\" target=\"_blank\" rel=\"noopener noreferrer\">10.1016\/j.proci.2014.06.003<\/a>)<\/li>\n<li>D.R. Tyner, M.R. Johnson* (2014)\u00a0Emission Factors for Hydraulically Fractured Gas Wells Derived Using Well- and Battery-level Reported Data for Alberta, Canada,\u00a0<em>Environmental Science &amp; Technology<\/em>, 48(24):14772-14781. (doi:\u00a0<a href=\"http:\/\/dx.doi.org\/10.1021\/es502815b\" target=\"_blank\" rel=\"noopener noreferrer\">10.1021\/es502815b<\/a>)<\/li>\n<li>D.J. Corbin, M.R. Johnson* (2014)\u00a0Detailed Expressions and Methodologies for Measuring Flare Combustion Efficiency, Species Emission Rates, and Associated Uncertainties,\u00a0<em>Industrial &amp; Engineering Chemistry Research<\/em>, 53(49):19359-19369 (doi:\u00a0<a href=\"http:\/\/dx.doi.org\/10.1021\/ie502914k\" target=\"_blank\" rel=\"noopener noreferrer\">10.1021\/ie502914k<\/a>).<\/li>\n<li>M.R. Johnson*, R.W. Devillers, K.A. Thomson (2013) A Generalized Sky-LOSA Method to Quantify Soot \/ Black Carbon Emission Rates in Atmospheric Plumes of Gas Flares,\u00a0<em>Aerosol Science &amp; Technology<\/em>, 47(9):1017-1029. (doi:\u00a0<a href=\"http:\/\/dx.doi.org\/10.1080\/02786826.2013.809401\" target=\"_blank\" rel=\"noopener noreferrer\">10.1080\/02786826.2013.809401<\/a>)<\/li>\n<li>B.M. Crosland, K.A. Thomson, M.R. Johnson* (2013) Instantaneous In-Flame Measurement of Soot Volume Fraction, Primary Particle Diameter and Aggregate Radius of Gyration via Auto-Compensating Laser-Induced Incandescence and Two-angle Elastic Light Scattering,\u00a0<em>Applied Physics B\u00a0<\/em>, 112:381-393. (doi:\u00a0<a target=\"_blank\" rel=\"noopener noreferrer\">10.1007\/s00340-013-5539-6<\/a>)<\/li>\n<li>B.M. Crosland, M.R. Johnson, K.A. Thomson (2013) Diffuse surface calibration method to improve accuracy and dynamic range of aerosol elastic light scattering measurements,\u00a0<em>Applied Physics B\u00a0<\/em>, 110(3):315-320. (doi:\u00a0<a href=\"http:\/\/dx.doi.org\/10.1007\/s00340-013-5357-x\" target=\"_blank\" rel=\"noopener noreferrer\">10.1007\/s00340-013-5357-x<\/a>)<\/li>\n<li>G.E. Ballachey, M.R. Johnson* (2013)\u00a0<a href=\"http:\/\/faculty.mae.carleton.ca\/Matthew_Johnson\/PrePrints\/Ballachey-Symp2012-LSB-Revised-Final-AuthorFormattedDistribution.pdf\">Prediction of Blowoff in a Fully Controllable Low-Swirl Burner Burning Alternative Fuels: Effects of Burner Geometry, Swirl, and Fuel Composition<\/a>,\u00a0<em>Proceedings of the Combustion Institute<\/em>, 34:3193-3201. (doi:\u00a0<a href=\"http:\/\/dx.doi.org\/10.1016\/j.proci.2012.05.095\">10.1016\/j.proci.2012.05.095<\/a>)<\/li>\n<li>M.R. Johnson*, A.R. Coderre (2012)\u00a0<a href=\"http:\/\/faculty.mae.carleton.ca\/Matthew_Johnson\/PrePrints\/JohnsonCoderre-OpportunitiesCO2eqReductionViaFlareVentMitigationAlberta-IJGGC-2012.pdf\">Opportunities for CO<sub>2<\/sub>\u00a0Equivalent Emissions Reductions via Flare and Vent Mitigation: A Case Study for Alberta, Canada<\/a>,\u00a0<em>International Journal of Greenhouse Gas Control<\/em>, 8:121-131. (doi:\u00a0<a href=\"http:\/\/dx.doi.org\/10.1016\/j.ijggc.2012.02.004\">10.1016\/j.ijggc.2012.02.004<\/a>)<\/li>\n<li>C.A. Brereton, M.R. Johnson* (2012)\u00a0<a href=\"http:\/\/faculty.mae.carleton.ca\/Matthew_Johnson\/PrePrints\/BreretonJohnson-TSM-AtmosEnv-AcceptedManuscript-AAMdistribution.pdf\">Identifying Sources of Fugitive Emissions in Industrial Facilities using Trajectory Statistical Methods<\/a>,\u00a0<em>Atmospheric Environment<\/em>, 51:46-55. (doi:<a href=\"http:\/\/dx.doi.org\/10.1016\/j.atmosenv.2012.01.057\">10.1016\/j.atmosenv.2012.01.057<\/a>)<\/li>\n<li>J.D.N. McEwen, M.R. Johnson (2012)\u00a0<a href=\"http:\/\/faculty.mae.carleton.ca\/Matthew_Johnson\/PrePrints\/McEwenJohnson_JAWMA_FlareBlackCarbonEmissionFactors_AcceptedManuscript-Distribution.pdf\">Black Carbon Particulate Matter Emission Factors for Buoyancy Driven Associated Gas Flares<\/a>,\u00a0<em>Journal of the Air &amp; Waste Management Association<\/em>, 62(3):307-321. (doi:\u00a0<a href=\"http:\/\/dx.doi.org\/10.1080\/10473289.2011.650040\">10.1080\/10473289.2011.650040<\/a>)<\/li>\n<li>M.R. Johnson*, A.R. Coderre (2012)\u00a0<a href=\"http:\/\/faculty.mae.carleton.ca\/Matthew_Johnson\/PrePrints\/JohnsonCoderre-FlareCompositionAndGHGEmissions-JAirWasteManageAssoc-2012-AuthorFormattedDistribution.pdf\">Compositions and Greenhouse Gas Emissions Factors for Flared and Vented Gas in the Western Canadian Sedimentary Basin<\/a>,\u00a0<em>Journal of the Air &amp; Waste Management Association<\/em>, 62(9):992-1002. (doi:\u00a0<a href=\"http:\/\/dx.doi.org\/10.1080\/10962247.2012.676954\">10.1080\/10962247.2012.676954<\/a>)<\/li>\n<li>A.W. Cameron, S.Tavoularis, M.R. Johnson (2011) Flow visualization of low-momentum elevated jets in cross-flows,\u00a0<em>Journal of Flow Visualization and Image Processing<\/em>, 18(2), 137-164. (doi:\u00a0<a href=\"http:\/\/dx.doi.org\/10.1615\/JFlowVisImageProc.2011003362\">10.1615\/JFlowVisImageProc.2011003362<\/a>)<\/li>\n<li>M.R. Johnson*, R.W. Devillers, K.A. Thomson (2011)\u00a0<a href=\"http:\/\/pubs.acs.org\/articlesonrequest\/AOR-YNVkFDS6ZpjmEGuGYTW4\">Quantitative Field Measurement of Soot Emission from a Large Gas Flare using Sky-LOSA<\/a>,\u00a0<em>Environmental Science &amp; Technology<\/em>, 45(1):345-350. (doi:\u00a0<a href=\"http:\/\/dx.doi.org\/10.1021\/es102230y\">10.1021\/es102230y<\/a>)<\/li>\n<li>A.R. Coderre, K.A. Thomson, D.R. Snelling, M.R. Johnson* (2011) Spectrally-Resolved Light Absorption Properties of Cooled Soot from a Methane Flame, Applied Physics B, 104(1), 175-188. (doi:\u00a0<a href=\"http:\/\/dx.doi.org\/10.1007\/s00340-011-4448-9\">10.1007\/s00340-011-4448-9<\/a>)<\/li>\n<li>M.R. Johnson*, A.R. Coderre (2011) An Analysis of Flaring and Venting Activity in the Alberta Upstream Oil and Gas Industry,\u00a0<em>Journal of Air &amp; Waste Management Association<\/em>, 61(2):190-200. (doi:\u00a0<a href=\"http:\/\/dx.doi.org\/10.3155\/1047-3289.61.2.190\">10.3155\/1047-3289.61.2.190<\/a>)<\/li>\n<li>S.R. Wilson, Y. Liu, E.A. Matida, M.R. Johnson* (2011)\u00a0<a href=\"http:\/\/faculty.mae.carleton.ca\/Matthew_Johnson\/PrePrints\/Wilson-AerosolDepostion90degBend-AerosolSciTech-2011-AuthorFormattedManuscript.pdf\">Aerosol Deposition Measurements as a Function of Reynolds Number for Turbulent Flow in a Ninety-Degree Pipe bend<\/a>,\u00a0<em>Aerosol Science &amp; Technology<\/em>, 45(3):364-375. (doi:\u00a0<a href=\"http:\/\/dx.doi.org\/10.1080\/02786826.2010.538092\" target=\"_blank\" rel=\"noopener noreferrer\">10.1080\/02786826.2010.538092<\/a>)<\/li>\n<li>P.C. Vena, B. Deschamps, G.J. Smallwood, M.R. Johnson* (2011) Equivalence Ratio Gradient Effects on Front Topology in a Stratified Iso-Octane\/Air Turbulent V-Flame,\u00a0<em>Proceedings of the International Combustion Institute<\/em>, 33(1):1551-1558. (doi:\u00a0<a href=\"http:\/\/dx.doi.org\/10.1016\/j.proci.2010.06.041\" target=\"_blank\" rel=\"noopener noreferrer\">10.1016\/j.proci.2010.06.041<\/a>)<\/li>\n<li>B.M. Crosland, M.R. Johnson, K.A. Thomson (2011) Analysis of uncertainties in instantaneous soot volume fraction measurements using two-dimensional, auto-compensating, laser-induced incandescence (2D-AC-LII),\u00a0<em>Applied Physics B\u00a0<\/em>, 102(1):173-183. (doi:\u00a0<a href=\"http:\/\/dx.doi.org\/10.1007\/s00340-010-4130-7\" target=\"_blank\" rel=\"noopener noreferrer\">10.1007\/s00340-010-4130-7<\/a>)<\/li>\n<li>M.R. Johnson*, R.W. Devillers, C. Yang, K.A. Thomson (2010)\u00a0<a href=\"http:\/\/nparc.cisti-icist.nrc-cnrc.gc.ca\/npsi\/ctrl?action=rtdoc&amp;an=16352295&amp;article=0&amp;fd=pdf\">Sky-scattered solar radiation based plume transmissivity measurement to quantify soot emissions from flares<\/a>,\u00a0<em>Environmental Science &amp; Technology<\/em>, 44(21):8196-8202. (doi:\u00a0<a href=\"http:\/\/dx.doi.org\/10.1021\/es1024838\" target=\"_blank\" rel=\"noopener noreferrer\">10.1021\/es1024838<\/a>)<\/li>\n<li>Y. Liu, E.A. Matida, M.R. Johnson (2010) Experimental measurements and computational modeling of aerosol deposition in the Carleton-Civic standardized human nasal cavity,\u00a0<em>Journal of Aerosol Science<\/em>, 41: 569-586, 2010. (doi:\u00a0<a href=\"http:\/\/dx.doi.org\/10.1016\/j.jaerosci.2010.02.014\">10.1016\/j.jaerosci.2010.02.014<\/a>)<\/li>\n<li>Y. Liu, M.R. Johnson, E.A. Matida, S. Kherani, J. Marsan (2009) Creation of a Standardized Geometry of the Human Nasal Cavity,\u00a0<em>Journal of Applied Physiology<\/em>, 106: 784-795, 2009. (doi:<a href=\"http:\/\/dx.doi.org\/10.1152\/japplphysiol.90376.2008\">10.1152\/japplphysiol.90376.2008<\/a>)<\/li>\n<li>B.M. Crosland, M.R. Johnson, and E.A. Matida (2009) Characterization of the Spray Velocities from a Pressurized Metered-Dose Inhaler,\u00a0<em>Journal of Aerosol Medicine and Pulmonary Drug Delivery<\/em>, 1(22):1-13. (doi:\u00a0<a href=\"http:\/\/dx.doi.org\/10.1089\/jamp.2008.0687\">10.1089\/jamp.2008.0687<\/a>)<\/li>\n<li>K.A. Thomson, M.R. Johnson, D.R. Snelling, G.J. Smallwood (2008) Diffuse two-dimensional line-of-sight light attenuation for soot concentration measurements,\u00a0<em>Applied Optics<\/em>, 47(5), 694-703. (doi:\u00a0<a href=\"http:\/\/dx.doi.org\/10.1364\/AO.47.000694\">10.1364\/AO.47.000694<\/a>)<\/li>\n<li>Y. Liu, E.A. Matida, J. Gu and M.R. Johnson (2007) Numerical Simulation of Aerosol Deposition in a 3-D Human Nasal Cavity using RANS, RANS\/EIM, and LES,\u00a0<em>Journal of Aerosol Science<\/em>, 38:683-700. (doi:\u00a0<a href=\"http:\/\/dx.doi.org\/10.1016\/j.jaerosci.2007.05.003\">10.1016\/j.jaerosci.2007.05.003<\/a>)<\/li>\n<li>S. Trottier, H. Guo, G.J. Smallwood, and M.R. Johnson (2007) Measurement and Modelling of Sooting Propensity of Binary Fuel Mixtures,\u00a0<em>Proceedings of the Combustion Institute<\/em>, 31:611-619. (doi:\u00a0<a href=\"http:\/\/dx.doi.org\/10.1016\/j.proci.2006.07.229\">10.1016\/j.proci.2006.07.229<\/a>)<\/li>\n<li>J. B. Bell, M. S. Day, I. G. Shepherd, M. R. Johnson, R. K. Cheng, V. E. Beckner, M. J. Lijewski, J. F. Grcar (2005) Numerical Simulation of a Laboratory-Scale Turbulent V-flame,\u00a0<em>Proceedings of the National Academy of Science<\/em>, 102(29):10006\u201310011. (doi:\u00a0<a href=\"http:\/\/dx.doi.org\/10.1073\/pnas.0504140102\">10.1073\/pnas.0504140102<\/a>)<\/li>\n<li>M. R. Johnson, D. Littlejohn, W. A. Nazeer, K. O. Smith, and R. K. Cheng (2005) A Comparison of the Flowfields and Emissions of High-swirl Injectors and Low-swirl Injectors for Lean Premixed Gas Turbines,\u00a0<em>Proceedings of the Combustion Institute<\/em>, 30: 2867-2874. (doi:<a href=\"http:\/\/dx.doi.org\/10.1016\/j.proci.2004.07.040\">10.1016\/j.proci.2004.07.040<\/a>)<\/li>\n<li>M.R. Johnson and L.W. Kostiuk (2002) A Parametric Model for the Efficiency of Flares in a Crosswind,\u00a0<em>Proceedings of the Combustion Institute<\/em>, 29:1943-1950. (doi:\u00a0<a href=\"http:\/\/dx.doi.org\/10.1016\/S1540-7489(02)80236-X\">10.1016\/S1540-7489(02)80236-X<\/a>)<\/li>\n<li>M.R. Johnson, D.J. Wilson, and L.W. Kostiuk (2001) A Fuel Stripping Mechanism for Wake-Stabilized Jet Diffusion Flames in a Crossflow,\u00a0<em>Combustion Science and Technology<\/em>, 169:155-174. (doi:\u00a0<a href=\"http:\/\/dx.doi.org\/10.1080\/00102200108907844\">10.1080\/00102200108907844<\/a>)<\/li>\n<li>M.R. Johnson, J. Spangelo, and L.W. Kostiuk (2001) A Characterization of Solution Gas Flaring in Alberta,\u00a0<em>Journal of the Air and Waste Management Association<\/em>, 51:1167-1177. (doi:<a href=\"http:\/\/dx.doi.org\/10.1080\/10473289.2001.10464348\">10.1080\/10473289.2001.10464348<\/a>)<\/li>\n<li>M.R. Johnson and L.W. Kostiuk (2000) Efficiencies of Low-Momentum Jet Diffusion Flames in a Crossflow, Combustion and Flame, 123:189-200. (doi:\u00a0<a href=\"http:\/\/dx.doi.org\/10.1016\/S0010-2180(00)00151-6\">10.1016\/S0010-2180(00)00151-6<\/a>)<\/li>\n<li>L.W. Kostiuk, A.J. Majeski, P.Poudenx, M.R. Johnson, and D.J. Wilson (2000) Scaling of Wake-Stabilized Jet Diffusion Flames in a Transverse Air Stream,\u00a0<em>Proceedings of the Combustion Institute<\/em>, 28:553-559. (doi:\u00a0<a href=\"http:\/\/dx.doi.org\/10.1016\/S0082-0784(00)80255-6\">10.1016\/S0082-0784(00)80255-6<\/a>)<\/li>\n<li>E. Bourguignon, M.R. Johnson, and L.W. Kostiuk (1999) The Use of a Closed-Loop Wind Tunnel for Measuring the Combustion Efficiency of Flames in a Crossflow,\u00a0<em>Combustion and Flame<\/em>, 119:319-334. (doi:\u00a0<a href=\"http:\/\/dx.doi.org\/10.1016\/S0010-2180(99)00068-1\">10.1016\/S0010-2180(99)00068-1<\/a>)<\/li>\n<li>M.R. Johnson, L.W. Kostiuk, and R.K. Cheng (1998) A Ring Stabilizer for Lean Premixed Turbulent Flames,\u00a0<em>Combustion and Flame<\/em>, 114:594-596. (doi:\u00a0<a href=\"http:\/\/dx.doi.org\/10.1016\/S0010-2180(97)00353-2\">10.1016\/S0010-2180(97)00353-2<\/a><\/li>\n<\/ul>\n<p><\/p><\/dd><dl><\/div>\n","protected":false},"excerpt":{"rendered":"<p>Papers in Refereed Journals:<\/p>\n","protected":false},"author":5,"featured_media":0,"parent":0,"menu_order":0,"comment_status":"closed","ping_status":"closed","template":"","meta":{"_relevanssi_hide_post":"","_relevanssi_hide_content":"","_relevanssi_pin_for_all":"","_relevanssi_pin_keywords":"","_relevanssi_unpin_keywords":"","_relevanssi_related_keywords":"","_relevanssi_related_include_ids":"","_relevanssi_related_exclude_ids":"","_relevanssi_related_no_append":"","_relevanssi_related_not_related":"","_relevanssi_related_posts":"","_relevanssi_noindex_reason":"","_mi_skip_tracking":false,"_exactmetrics_sitenote_active":false,"_exactmetrics_sitenote_note":"","_exactmetrics_sitenote_category":0,"footnotes":"","_links_to":"","_links_to_target":""},"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v21.2 - 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