Ruth Mary Purvis

Search results

• 2023

  Flaring efficiencies and NO_x emission ratios measured for offshore oil and gas facilities in the North Sea

  Shaw, J. T., Foulds, A., Wilde, S., Barker, P., Squires, F. A., Lee, J., Purvis, R., Burton, R., Colfescu, I., Mobbs, S., Cliff, S., Bauguitte, S. J. B., Young, S., Schwietzke, S. & Allen, G., 26 Jan 2023, In: Atmospheric Chemistry and Physics. 23, 2, p. 1491-1509 19 p.

  Research output: Contribution to journal › Article › peer-review

  Open Access

  File

• The air quality impacts of pre-operational hydraulic fracturing activities

  Wilde, S. E., Hopkins, J. R., Lewis, A. C., Dunmore, R. E., Allen, G., Pitt, J. R., Ward, R. S. & Purvis, R. M., 1 Feb 2023, In: Science of the Total Environment. 858, 1, 13 p., 159702.

  Research output: Contribution to journal › Article › peer-review

  Open Access

• Unreported VOC Emissions from Road Transport Including from Electric Vehicles

  Cliff, S. J., Lewis, A. C., Shaw, M. D., Lee, J. D., Flynn, M., Andrews, S. J., Hopkins, J. R., Purvis, R. M. & Yeoman, A. M., 16 May 2023, (E-pub ahead of print) In: Environmental science & technology. 9 p.

  Research output: Contribution to journal › Article › peer-review

  Open Access

  File
• 2022

  Eddy covariance measurements highlight sources of nitrogen oxide emissions missing from inventories for central London

  Drysdale, W. S., Vaughan, A. R., Squires, F. A., Cliff, S. J., Metzger, S., Durden, D., Pingintha-Durden, N., Helfter, C., Nemitz, E., Grimmond, C. S. B., Barlow, J., Beevers, S., Stewart, G., Dajnak, D., Purvis, R. M. & Lee, J. D., 21 Jul 2022, In: Atmospheric Chemistry and Physics. 22, 14, p. 9413-9433 21 p.

  Research output: Contribution to journal › Article › peer-review

  Open Access

  File

• Quantification and assessment of methane emissions from offshore oil and gas facilities on the Norwegian continental shelf

  Foulds, A., Allen, G., Shaw, J. T., Bateson, P., Barker, P. A., Huang, L., Pitt, J. R., Lee, J. D., Wilde, S. E., Dominutti, P., Purvis, R. M., Lowry, D., France, J. L., Fisher, R. E., Fiehn, A., Pühl, M., Bauguitte, S. J. B., Conley, S. A., Smith, M. L. & Lachlan-Cope, T. & 2 others, Pisso, I. & Schwietzke, S., 4 Apr 2022, In: Atmospheric Chemistry and Physics. 22, 7, p. 4303-4322 20 p.

  Research output: Contribution to journal › Article › peer-review

  Open Access

  File
• 2021

  Facility level measurement of offshore oil and gas installations from a medium-sized airborne platform: method development for quantification and source identification of methane emissions

  France, J. L., Bateson, P., Dominutti, P., Allen, G., Andrews, S., Bauguitte, S., Coleman, M., Lachlan-Cope, T., Fisher, R. E., Huang, L., Jones, A. E., Lee, J., Lowry, D., Pitt, J., Purvis, R., Pyle, J., Shaw, J., Warwick, N., Weiss, A. & Wilde, S. & 2 others, Witherstone, J. & Young, S., 5 Jan 2021, In: Atmospheric Measurement Techniques. 14, 1, p. 71-88 18 p., amt-14-71-2021.

  Research output: Contribution to journal › Article › peer-review

  Open Access

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• Spatially and temporally resolved measurements of NO_xfluxes by airborne eddy covariance over Greater London

  Vaughan, A. R., Lee, J. D., Metzger, S., Durden, D., Lewis, A. C., Shaw, M. D., Drysdale, W. S., Purvis, R. M., Davison, B. & Nicholas Hewitt, C., 14 Oct 2021, In: Atmospheric Chemistry and Physics. 21, 19, p. 15283-15298 16 p.

  Research output: Contribution to journal › Article › peer-review

  Open Access

  File

• Speciation of VOC emissions related to offshore North Sea oil and gas production

  Wilde, S. E., Dominutti, P. A., Allen, G., Andrews, S. J., Bateson, P., Bauguitte, S. J. B., Burton, R. R., Colfescu, I., France, J., Hopkins, J. R., Huang, L., Jones, A. E., Lachlan-Cope, T., Lee, J. D., Lewis, A. C., Mobbs, S. D., Weiss, A., Young, S. & Purvis, R. M., 12 Mar 2021, In: Atmospheric Chemistry and Physics. 21, 5, p. 3741-3762 22 p.

  Research output: Contribution to journal › Article › peer-review

  Open Access

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• 2020

  Methane flux from flowback operations at a shale gas site

  Shaw, J. T., Allen, G., Pitt, J., Shah, A., Wilde, S., Stamford, L., Fan, Z., Ricketts, H., Williams, P. I., Bateson, P., Barker, P., Purvis, R., Lowry, D., Fisher, R., France, J., Coleman, M., Lewis, A. C., Risk, D. A. & Ward, R. S., 27 Oct 2020, (E-pub ahead of print) In: Journal of the Air and Waste Management Association. 70, 12, p. 1324-1339 16 p.

  Research output: Contribution to journal › Article › peer-review

  Open Access

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• 2019

  A baseline of atmospheric greenhouse gases for prospective UK shale gas sites

  Shaw, J. T., Allen, G., Pitt, J., Mead, M. I., Purvis, R. M., Dunmore, R., Wilde, S., Shah, A., Barker, P., Bateson, P., Bacak, A., Lewis, A. C., Lowry, D., Fisher, R., Lanoisellé, M. & Ward, R. S., 21 May 2019, (E-pub ahead of print) In: Science of the Total Environment. 684, p. 1-13 13 p.

  Research output: Contribution to journal › Article › peer-review

  Open Access

  File

• Effects of 'pre-fracking' operations on ambient air quality at a shale gas exploration site in rural North Yorkshire, England

  Purvis, R. M., Lewis, A. C., Hopkins, J. R., Wilde, S. E., Dunmore, R. E., Allen, G., Pitt, J. & Ward, R. S., 10 Jul 2019, In: Science of the Total Environment. 673, p. 445-454 10 p.

  Research output: Contribution to journal › Article › peer-review

  Open Access

  File
• 2018

  Flow rate and source reservoir identification from airborne chemical sampling of the uncontrolled Elgin platform gas release

  Lee, J. D., Mobbs, S. D., Wellpott, A., Allen, G., Burton, R. R., Camilli, R., Coe, H., Fisher, R. E., France, J. L., Gallagher, M. W., Hopkins, J. R., Lanoiselle, M., Lewis, A. C., Lowry, D., Nisbet, E. G., Purvis, R. M., O'Shea, S., Pyle, J. A. & Ryerson, T. B., 27 Mar 2018, In: Atmospheric Measurement Techniques. 11, 3, p. 1725-1739 15 p.

  Research output: Contribution to journal › Article › peer-review

  Open Access

  File

• Globally Significant CO₂ Emissions From Katla, a Subglacial Volcano in Iceland

  Ilyinskaya, E., Mobbs, S., Burton, R., Burton, M., Pardini, F., Pfeffer, M. A., Purvis, R., Lee, J., Bauguitte, S., Brooks, B., Colfescu, I., Petersen, G. N., Wellpott, A. & Bergsson, B., 16 Oct 2018, In: Geophysical Research Letters. 45, 19, p. 10,332-10,341 10 p.

  Research output: Contribution to journal › Article › peer-review

  Open Access

  File
• 2017

  Flow rate and source reservoir identification from airborne chemical sampling of the uncontrolled Elgin platform gas release

  Lee, J. D., Hopkins, J. R., Lewis, A. & Purvis, R. M., 12 Oct 2017, (E-pub ahead of print) In: Atmospheric Measurement Techniques Discussions. 11, 3

  Research output: Contribution to journal › Article

  Open Access

  File
• 2016

  Spatially resolved flux measurements of NOx from London suggest significantly higher emissions than predicted by inventories

  Vaughan, A. R., Lee, J. D., Misztal, P. K., Metzger, S., Shaw, M. D., Lewis, A. C., Purvis, R. M., Carslaw, D. C., Goldstein, A. H., Hewitt, C. N., Davison, B., Beevers, S. D. & Karl, T. G., 18 Jul 2016, In: FARADAY DISCUSSIONS. 189, p. 455-472 18 p., C5FD00170F.

  Research output: Contribution to journal › Article › peer-review

  Open Access

  File

• Urban case studies: general discussion

  Brune, W., Bloss, W., Shi, Z., Pope, F., Fuller, G., Monks, P. S., Tomlin, A., Karl, T., Hort, M., Mohr, C., MacKenzie, R., Vlachou, A., Tian, Z., Kramer, L. J., Heard, D., Purvis, R., Querol, X., Baltensperger, U., Dunmore, R. & Harrison, R. & 28 others, Murrells, T., Jimenez, J. L., Cross, E., McFiggans, G., Kiendler-Scharr, A., Ho, T.-R., Charron, A., Wallington, T., Krishna Kumar, N., Pieber, S., Geiger, F., Wahner, A., Mitchell, E., Prévôt, A., Skouloudis, A., Kalberer, M., McDonald, B., Hewitt, C. N., Sioutas, C., Donahue, N. M., Lee, J., van Pinxteren, D., Moller, S., Minguillón, M. C., Shafer, M., Carslaw, D., Ehlers, C. & Pandis, S., 18 Jul 2016, In: FARADAY DISCUSSIONS. 189, p. 473-514 42 p.

  Research output: Contribution to journal › Article › peer-review

  Open Access

  File
• 2015

  Airborne determination of the temporo-spatial distribution of benzene, toluene, nitrogen oxides and ozone in the boundary layer across Greater London, UK

  Shaw, M. D., Lee, J. D., Davison, B., Vaughan, A., Purvis, R. M., Harvey, A., Lewis, A. C. & Hewitt, C. N., 2015, In: Atmospheric Chemistry and Physics. 15, 9, p. 5083-5097 15 p.

  Research output: Contribution to journal › Article › peer-review

• Measurement of NOx fluxes from a tall tower in central London, UK and comparison with emissions inventories

  Lee, J. D., Helfter, C., Purvis, R. U. M., Beevers, S. D., Carslaw, D. C., Lewis, A. C., Møller , S. J., Tremper, A., Vaughan, A. & Nemitz, E. G., 2015, In: Environmental Science and Technology. 49, 2, p. 1025-1034 10 p.

  Research output: Contribution to journal › Article › peer-review

  Open Access

  File
• 2013

  Quantifying the impact of BOReal forest fires on Tropospheric oxidants over the Atlantic using Aircraft and Satellites (BORTAS) experiment: Design, execution and science overview

  Palmer, P. I., Parrington, M., Lee, J. D., Lewis, A. C., Rickard, A. R., Bernath, P. F., Duck, T. J., Waugh, D. L., Tarasick, D. W., Andrews, S., Aruffo, E., Bailey, L. J., Barrett, E., Bauguitte, J.-B., Curry, K. R., Di Carlo, P., Chisholm, L., Dan, L., Forster, G. & Franklin, J. E. & 35 others, Gibson, M. D., Griffin, D., Helmig, D., Hopkins, J. R., Hopper, J. T., Jenkin, M. E., Kindred, D., Kliever, J., Le Breton, M., Matthiesen, S., Maurice, M., Moller, S., Moore, D. P., Oram, D. E., O'Shea, S. J., Owen, R. C., Pagniello, C. M. L. S., Pawson, S., Percival, C. J., Pierce, J. R., Punjabi, S., Purvis, R. M., Remedios, J. J., Rotermund, K. M., Sakamoto, K. M., Da Silva, A. M., Strawbridge, K. B., Strong, K., Taylor, J., Trigwell, R., Tereszchuk, K. A., Walker, K. A., Weaver, D., Whaley, C. & Young, J. C., 1 Jan 2013, In: Atmospheric Chemistry and Physics. 13, 13, p. 6239-6261

  Research output: Contribution to journal › Article › peer-review

• The influence of biomass burning on the global distribution of selected non-methane organic compounds

  Lewis, A. C., Evans, M. J., Hopkins, J. R., Read, K. A., Purvis, R. M., Moller, S. J., Lee, J. D., Rickard, A. R., Punjabi, S., Andrews, S. J., Carpenter, L. J., Palmer, P. I. & Parrington, M., 1 Jan 2013, In: Atmospheric Chemistry and Physics. 13, 2, p. 851-867 17 p.

  Research output: Contribution to journal › Article › peer-review
• 2011

  Estimation of spatial apportionment of greenhouse gas emissions for the UK using boundary layer measurements and inverse modelling technique

  Purvis, R. M., Polson, D., Nemitz, E., Skiba, U., David, F., A, M., Coe, H., Famulari, D., Manning, A., Webster, H., Harrison, M., Reeves, C. & Oram, D., Feb 2011, In: Atmospheric Environment. 45, 4, p. 1042-1049

  Research output: Contribution to journal › Article › peer-review

• Investigating the use of secondary organic aerosol as seed particles in simulation chamber experiments

  Hamilton, J. F., Alfarra, M. R., Wyche, K. P., Ward, M. W., Lewis, A. C., McFiggans, G. B., Good, N., Monks, P. S., Carr, T., White, I. R. & Purvis, R. M., 2011, In: Atmospheric Chemistry and Physics. 11, 12, p. 5917-5929 13 p.

  Research output: Contribution to journal › Article › peer-review
• 2010

  HOx observations over West Africa during AMMA: impact of isoprene and NOx

  Stone, D., Evans, M. J., Commane, R., Ingham, T., Floquet, C. F. A., McQuaid, J. B., Brookes, D. M., Monks, P. S., Purvis, R., Hamilton, J. F., Hopkins, J., Lee, J., Lewis, A. C., Stewart, D., Murphy, J. G., Mills, G., Oram, D., Reeves, C. E. & Heard, D. E., 2010, In: Atmospheric Chemistry and Physics. 10, 19, p. 9415-9429 15 p.

  Research output: Contribution to journal › Article › peer-review

• Seasonal characteristics of tropical marine boundary layer air measured at the Cape Verde Atmospheric Observatory

  Carpenter, L. J., Fleming, Z. L., Read, K. A., Lee, J. D., Moller, S. J., Hopkins, J. R., Purvis, R. M., Lewis, A. C., Mueller, K., Heinold, B., Herrmann, H., Fomba, K. W., van Pinxteren, D., Mueller, C., Tegen, I., Wiedensohler, A., Mueller, T., Niedermeier, N., Achterberg, E. P. & Patey, M. D. & 25 others, Kozlova, E. A., Heimann, M., Heard, D. E., Plane, J. M. C., Mahajan, A., Oetjen, H., Ingham, T., Stone, D., Whalley, L. K., Evans, M. J., Pilling, M. J., Leigh, R. J., Monks, P. S., Karunaharan, A., Vaughan, S., Arnold, S. R., Tschritter, J., Poehler, D., Friess, U., Holla, R., Mendes, L. M., Lopez, H., Faria, B., Manning, A. J. & Wallace, D. W. R., Dec 2010, In: Journal of Atmospheric Chemistry. 67, 2-3, p. 87-140 54 p.

  Research output: Contribution to journal › Article › peer-review
• 2009

  Direct estimates of emissions from the megacity of Lagos

  Hopkins, J. R., Evans, M. J., Lee, J. D., Lewis, A. C., Marsham, J. H., McQuaid, J. B., Parker, D. J., Stewart, D. J., Reeves, C. E. & Purvis, R. M., 2009, In: Atmospheric Chemistry and Physics. 9, 21, p. 8471-8477 7 p.

  Research output: Contribution to journal › Article › peer-review

• Factors controlling the distribution of ozone in theWest African lower troposphere during the AMMA (African Monsoon Multidisciplinary Analysis) wet season campaign

  Saunois, M., Reeves, C. E., Mari, C. H., Murphy, J. G., Stewart, D. J., Mills, G. P., Oram, D. E. & Purvis, R. M., 2009, In: Atmospheric Chemistry and Physics. 9, 16, p. 6135-6155 21 p.

  Research output: Contribution to journal › Article › peer-review

  Open Access
• 2007

  Alkyl nitrates in outflow from North America over the North Atlantic during Intercontinental Transport of Ozone and Precursors 2004

  Reeves, C. E., Slemr, J., Oram, D. E., Worton, D., Penkett, S. A., Stewart, D. J., Purvis, R., Watson, N., Hopkins, J., Lewis, A., Methven, J., Blake, D. R. & Atlas, E., 26 Apr 2007, In: Journal of Geophysical Research. 112, D10, p. - 21 p.

  Research output: Contribution to journal › Article › peer-review

• Chemical composition observed over the mid-Atlantic and the detection of pollution signatures far from source regions

  Lewis, A. C., Evans, M. J., Methven, J., Watson, N., Lee, J. D., Hopkins, J. R., Purvis, R. M., Arnold, S. R., McQuaid, J. B., Whalley, L. K., Pilling, M. J., Heard, D. E., Monks, P. S., Parker, A. E., Reeves, C. E., Oram, D. E., Mills, G., Bandy, B. J., Stewart, D. & Coe, H. & 2 others, Williams, P. & Crosier, J., 13 Feb 2007, In: Journal of Geophysical Research. 112, D10, p. 7598-7613 15 p.

  Research output: Contribution to journal › Article › peer-review

• Forest fire plumes over the North Atlantic: p-TOMCAT model simulations with aircraft and satellite measurements from the ITOP/ICARTT campaign

  Cook, P. A., Savage, N. H., Turquety, S., Carver, G. D., O'Connor, F. M., Heckel, A., Stewart, D., Whalley, L. K., Parker, A. E., Schlager, H., Singh, H. B., Avery, M. A., Sachse, G. W., Brune, W., Richter, A., Burrows, J. P., Purvis, R., Lewis, A. C., Reeves, C. E. & Monks, P. S. & 2 others, Levine, J. G. & Pyle, J. A., 25 Apr 2007, In: Journal of Geophysical Research. 112, D10, p. - 20 p.

  Research output: Contribution to journal › Article › peer-review

• Statistical inference of OH concentrations and air mass dilution rates from successive observations of nonmethane hydrocarbons in single air masses

  Arnold, S. R., Methven, J., Evans, M. J., Chipperfield, M. P., Lewis, A. C., Hopkins, J. R., McQuaid, J. B., Watson, N., Purvis, R. M., Lee, J. D., Atlas, E. L., Blake, D. R. & Rappenglueck, B., 3 May 2007, In: Journal of Geophysical Research. 112, D10, p. - 15 p.

  Research output: Contribution to journal › Article › peer-review
• 2006

  An observational case study of ozone and precursors inflow to South East England during an anticyclone

  Hopkins, J. R., Boddy, R. K., Hamilton, J. F., Lee, J. D., Lewis, A. C., Purvis, R. M. & Watson, N. J., 2006, In: Journal of Environmental Monitoring. 8, 12, p. 1195-1202 8 p.

  Research output: Contribution to journal › Article › peer-review

• The North Atlantic Marine Boundary Layer Experiment (NAMBLEX). Overview of the campaign held at Mace Head, Ireland, in summer 2002

  Heard, D. E., Read, K. A., Methven, J., Al-Haider, S., Bloss, W. J., Johnson, G. P., Pilling, M. J., Seakins, P. W., Smith, S. C., Sommariva, R., Stanton, J. C., Still, T. J., Ingham, T., Brooks, B., De Leeuw, G., Jackson, A. V., McQuaid, J. B., Morgan, R., Smith, M. H. & Carpenter, L. J. & 47 others, Carslaw, N., Hamilton, J., Hopkins, J. R., Lee, J. D., Lewis, A. C., Purvis, R. M., Wevill, D. J., Brough, N., Green, T., Mills, G., Penkett, S. A., Plane, J. M. C., Saiz-Lopez, A., Worton, D., Monks, P. S., Fleming, Z., Rickard, A. R., Alfarra, M. R., Allan, J. D., Bower, K., Coe, H., Cubison, M., Flynn, M., McFiggans, G., Gallagher, M., Norton, E. G., O'Dowd, C. D., Shillito, J., Topping, D., Vaughan, G., Williams, P., Bitter, M., Ball, S. M., Jones, R. L., Povey, I. M., O'Doherty, S., Simmonds, P. G., Allen, A., Kinnersley, R. P., Beddows, D. C. S., Dall'Osto, M., Harrison, R. M., Donovan, R. J., Heal, M. R., Jennings, S. G., Noone, C. & Spain, G., 21 Jun 2006, In: Atmospheric Chemistry and Physics. 6, p. 2241-2272 32 p.

  Research output: Contribution to journal › Article › peer-review

• 2005

  Horizontal And Vertical Distributions Of Ozone CO Nonmethane Hydrocarbons Near The Mace Head Observatory, Ireland

  Purvis, R. M., Lewis, A., Hopkins, J. R., McQuaid, J. B. & Simmonds, P. G., 2005, In: Atmospheric Chemistry and Physics Discussions. 5, 6, p. 12505-12530

  Research output: Contribution to journal › Article › peer-review

• Methods For Measuring Volatile Organic Compounds In The Upper Atmosphere

  Lewis, A., Hopkins, J. R., McQuaid, J. B., Whalley, L. K., Purvis, R. M. & Carney, R. A., 2005, Chromatography and Separation Technology, 25, p. 10-15.

  Research output: Contribution to specialist publication › Article

• 2004

  Two high-speed, portable GC systems designed for the measurement of non-methane hydrocarbons and PAN: Results from the Jungfraujoch High Altitude Observatory

  Whalley, L. K., Lewis, A. C., McQuaid, J. B., Purvis, R. M., Lee, J. D., Stemmler, K., Zellweger, C. & Ridgeon, P., Mar 2004, In: Journal of Environmental Monitoring. 6, 3, p. 234-241 8 p.

  Research output: Contribution to journal › Article › peer-review
• 2003

  Nonmethane Hydrocarbon Distributions Over The UK Using An Aircraft Platform

  Whalley, L. K., Purvis, R. M., Lewis, A. & McQuaid, J. B., 2003, In: Geophysical Research Abstracts. 5, p. 10319

  Research output: Contribution to journal › Article › peer-review

• Rapid uplift of nonmethane hydrocarbons in a cold front over central Europe

  Purvis, R. M., Lewis, A. C., Carney, R. A., McQuaid, J. B., Arnold, S. R., Methven, J., Barjat, H., Dewey, K., Kent, J., Monks, P. S., Carpenter, L. J., Brough, N., Penkett, S. A. & Reeves, C. E., 15 Apr 2003, In: Journal of Geophysical Research. 108, D7, p. - 14 p.

  Research output: Contribution to journal › Article › peer-review