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    Academic Journals

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• Spatially and temporally resolved measurements of NO.sub.x fluxes by airborne eddy covariance over Greater London.

  Authors:Adam R. Vaughan, James D. Lee, Stefan Metzger, David Durden, Alastair C. Lewis, Marvin D. Shaw, et al.From:Atmospheric Chemistry and Physics (Vol. 21, Issue 19) Peer-Reviewed

  Oct. 14, 2021366 words Brief article Flux measurements of nitrogen oxides (NO.sub.x) were made over London using airborne eddy covariance from a low-flying aircraft. Seven low-altitude flights were conducted over Greater London, performing multiple...

• Application of a mobile laboratory using a selected-ion flow-tube mass spectrometer (SIFT-MS) for characterisation of volatile organic compounds and atmospheric trace gases.

  Authors:Rebecca L. Wagner, Naomi J. Farren, Jack Davison, Stuart Young, James R. Hopkins, Alastair C. Lewis, et al.From:Atmospheric Measurement Techniques (Vol. 14, Issue 9) Peer-Reviewed

  Sept. 16, 2021228 words Brief article Over the last 2 decades, the importance of emissions source types of atmospheric pollutants in urban areas has undergone significant change. In particular, there has been a considerable reduction in emissions associated...

• In situ ozone production is highly sensitive to volatile organic compounds in Delhi, India.

  Authors:Beth S. Nelson, Gareth J. Stewart, Will S. Drysdale, Mike J. Newland, Adam R. Vaughan, Rachel E. Dunmore, et al.From:Atmospheric Chemistry and Physics (Vol. 21, Issue 17) Peer-Reviewed

  Sept. 13, 2021485 words Article The Indian megacity of Delhi suffers from some of the poorest air quality in the world. While ambient NO.sub.2 and particulate matter (PM) concentrations have received considerable attention in the city, high...

• Understanding in situ ozone production in the summertime through radical observations and modelling studies during the Clean air for London project (ClearfLo)

  Authors:Lisa K. Whalley, Daniel Stone, Rachel Dunmore, Jacqueline Hamilton, James R. Hopkins, James D. Lee, et al.From:Atmospheric Chemistry and Physics (Vol. 18, Issue 4) Peer-Reviewed

  Feb. 21, 201863 words Brief article, Repor... Byline: Lisa K. Whalley, Daniel Stone, Rachel Dunmore, Jacqueline Hamilton, James R. Hopkins, James D. Lee, Alastair C. Lewis, Paul Williams, Jö,rg Kleffmann, Sebastian Laufs, Robert Woodward-Massey, Dwayne E. Heard...

• What effect does VOC sampling time have on derived OH reactivity?

  Authors:Hannah Sonderfeld, Iain R. White, Iain C. A. Goodall, James R. Hopkins, Alastair C. Lewis, Ralf Koppmann, et al.From:Atmospheric Chemistry and Physics (Vol. 16, Issue 10) Peer-Reviewed

  May 24, 2016320 words Brief article State-of-the-art techniques allow for rapid measurements of total OH reactivity. Unknown sinks of OH and oxidation processes in the atmosphere have been attributed to what has been termed...

• Diesel pollution long under-reported

  Authors:Alastair C. Lewis, David C. Carslaw, and Frank J. KellyFrom:Nature (Vol. 526, Issue 7572) Peer-Reviewed

  Oct. 8, 2015239 words Brief article, Lette... 1210LThe furore over Volkswagen's cheating of US emissions tests (see Nature http://doi.org/723; 2015) prompts a reminder that pollution from diesel vehicles has long been under-reported. This includes nitrogen oxides,...

• Characterization of polar compounds and oligomers in secondary organic aerosol using liquid chromatography coupled to mass spectrometry

  Authors:Jacqueline F. Hamilton, Alastair C. Lewis, Trevor J. Carey, and John C. WengerFrom:Analytical Chemistry (Vol. 80, Issue 2) Peer-Reviewed

  Jan. 15, 2008197 words Report

   Abstract Only

• Four years (2011-2015) of total gaseous mercury measurements from the Cape Verde Atmospheric Observatory

  Authors:Katie A. Read, Luis M. Neves, Lucy J. Carpenter, Alastair C. Lewis, Zoe F. Fleming, and John KentisbeerFrom:Atmospheric Chemistry and Physics (Vol. 17, Issue 8) Peer-Reviewed

  Apr. 26, 2017292 words Author abstract, Bri... Mercury is a chemical with widespread anthropogenic emissions that is known to be highly toxic to humans, ecosystems and wildlife. Global anthropogenic emissions are around 20 % higher than natural emissions and the...

• Atmospheric OH reactivity in central London: observations, model predictions and estimates of in situ ozone production

  Authors:Lisa K. Whalley, Daniel Stone, Brian Bandy, Rachel Dunmore, Jacqueline F. Hamilton, James Hopkins, et al.From:Atmospheric Chemistry and Physics (Vol. 16, Issue 4) Peer-Reviewed

  Feb. 24, 2016409 words Brief article Near-continuous measurements of hydroxyl radical (OH) reactivity in the urban background atmosphere of central London during the summer of 2012 are presented. OH reactivity behaviour is seen to be broadly dependent on...

• Extensive halogen-mediated ozone destruction over the tropical Atlantic Ocean

  Authors:Katie A. Read, Anoop S. Mahajan, Lucy J. Carpenter, Mathew J. Evans, Bruno V.E. Faria, Dwayne E. Heard, et al.From:Nature (Vol. 453, Issue 7199) Peer-Reviewed

  June 26, 20083,509 words Report 1600LIncreasing tropospheric ozone levels over the past 150 years have led to a significant climate perturbation (1); the prediction of future trends in tropospheric ozone will require a full understanding of both its...

• Intercomparison of nitrous acid (HONO) measurement techniques in a megacity (Beijing).

  Authors:Leigh R. Crilley, Louisa J. Kramer, Bin Ouyang, Jun Duan, Wenqian Zhang, Shengrui Tong, et al.From:Atmospheric Measurement Techniques (Vol. 12, Issue 12) Peer-Reviewed

  Dec. 9, 2019332 words Brief article Nitrous acid (HONO) is a key determinant of the daytime radical budget in the daytime boundary layer, with quantitative measurement required to understand OH radical abundance. Accurate and precise measurements of HONO...

• On-line solid phase microextraction derivatization for the sensitive determination of multi-oxygenated volatile compounds in air.

  Authors:Esther Borrás, Luis A. Tortajada-Genaro, Milagro Ródenas, Teresa Vera, Thomas Speak, Paul Seakins, et al.From:Atmospheric Measurement Techniques (Vol. 14, Issue 7) Peer-Reviewed

  July 19, 2021242 words Brief article Multi-oxygenated volatile organic compounds are important markers of air pollution and precursors of ozone and secondary aerosols in both polluted and remote environments. Herein, their accurate determination was...

• Outdoor air pollution: the effects of ozone

  Authors:Alastair C. Lewis, James D. Lee, and Lucy J. CarpenterFrom:The Lancet (Vol. 364, Issue 9435) Peer-Reviewed

  Aug. 21, 2004 Letter to the editor

   Citation Only

• Strong anthropogenic control of secondary organic aerosol formation from isoprene in Beijing.

  Authors:Daniel J. Bryant, William J. Dixon, James R. Hopkins, Rachel E. Dunmore, Kelly L. Pereira, Marvin Shaw, et al.From:Atmospheric Chemistry and Physics (Vol. 20, Issue 12) Peer-Reviewed

  June 30, 2020391 words Brief article Isoprene-derived secondary organic aerosol (iSOA) is a significant contributor to organic carbon (OC) in some forested regions, such as tropical rainforests and the Southeastern US. However, its contribution to organic...

• Random forest meteorological normalisation models for Swiss PM.sub.10 trend analysis

  Authors:Stuart K. Grange, David C. Carslaw, Alastair C. Lewis, Eirini Boleti, and Christoph HueglinFrom:Atmospheric Chemistry and Physics (Vol. 18, Issue 9) Peer-Reviewed

  May 3, 2018318 words Author abstract, Bri... Meteorological normalisation is a technique which accounts for changes in meteorology over time in an air quality time series. Controlling for such changes helps support robust trend analysis because there is more...

• Variability of polycyclic aromatic hydrocarbons and their oxidative derivatives in wintertime Beijing, China

  Authors:Atallah Elzein, Rachel E. Dunmore, Martyn W. Ward, Jacqueline F. Hamilton, and Alastair C. LewisFrom:Atmospheric Chemistry and Physics (Vol. 19, Issue 13) Peer-Reviewed

  July 10, 2019365 words Brief article

  Ambient particulate matter (PM) can contain a mix of different toxic species derived from a wide variety of sources. This study quantifies the diurnal variation and nocturnal abundance of 16 polycyclic aromatic...

• Evaluating the sensitivity of radical chemistry and ozone formation to ambient VOCs and NO.sub.x in Beijing.

  Authors:Lisa K. Whalley, Eloise J. Slater, Robert Woodward-Massey, Chunxiang Ye, James D. Lee, Freya Squires, et al.From:Atmospheric Chemistry and Physics (Vol. 21, Issue 3) Peer-Reviewed

  Feb. 12, 2021813 words Article Measurements of OH, HO.sub.2, complex RO.sub.2 (alkene- and aromatic-related RO.sub.2) and total RO.sub.2 radicals taken during the integrated Study of AIR Pollution PROcesses in Beijing (AIRPRO) campaign in central...

• A larger pool of ozone-forming carbon compounds in urban atmospheres

  Authors:Alastair C. Lewis, Nicola Carslaw, Philip J. Marriott, Russel M. Kinghorn, Paul Morrison, Andrew L. Lee, et al.From:Nature (Vol. 405, Issue 6788) Peer-Reviewed

  June 15, 20003,003 words Article 1570LAuthor(s): Alastair C. Lewis (corresponding author) [1, 2]; Nicola Carslaw [1]; Philip J. Marriott [3]; Russel M. Kinghorn [3]; Paul Morrison [3]; Andrew L. Lee [1]; Keith D. Bartle [1]; Michael J. Pilling [1]...

• A Model of Peak Amplitude Enhancement in Orthogonal Two-Dimensional Gas Chromatography

  Authors:Andrew L. Lee, Keith D. Bartle, and Alastair C. LewisFrom:Analytical Chemistry (Vol. 73, Issue 6) Peer-Reviewed

  Mar. 15, 2001151 words Article

   Abstract Only

• Impacts of bromine and iodine chemistry on tropospheric OH and HO.sub.2: comparing observations with box and global model perspectives

  Authors:Daniel Stone, Mathew J. Evans, Stewart Vaughan, Trevor Ingham, Lisa K. Whalley, Peter M. Edwards, et al.From:Atmospheric Chemistry and Physics (Vol. 18, Issue 5) Peer-Reviewed

  Mar. 12, 201869 words Author abstract, Bri... Byline: Daniel Stone, Tomá,s Sherwen, Mathew J. Evans, Stewart Vaughan, Trevor Ingham, Lisa K. Whalley, Peter M. Edwards, Katie A. Read, James D. Lee, Sarah J. Moller, Lucy J. Carpenter, Alastair C. Lewis, Dwayne E....