Items where Author is "Langford, Ben"

Journal Article

Nelson, Beth S. and Bryant, Daniel J. and Alam, Mohammed S. and Sommariva, Roberto and Bloss, William J. and Newland, Mike J. and Drysdale, Will S. and Vaughan, Adam R. and Acton, W. Joe F. and Hewitt, C. Nicholas and Crilley, Leigh R. and Swift, Stefan J. and Edwards, Pete M. and Lewis, Alastair C. and Langford, Ben and Nemitz, Eiko and Shivani and Gadi, Ranu and Gurjar, Bhola R. and Heard, Dwayne E. and Whalley, Lisa K. and Şahin, Ülkü A. and Beddows, David C. S. and Hopkins, James R. and Lee, James D. and Rickard, Andrew R. and Hamilton, Jacqueline F. (2023) Extreme Concentrations of Nitric Oxide Control Daytime Oxidation and Quench Nocturnal Oxidation Chemistry in Delhi during Highly Polluted Episodes. Environmental Science and Technology Letters, 10 (6). pp. 520-527. ISSN 2328-8930

Bryant, Daniel and Nelson, Beth S. and Swift, Stefan J. and Budisulistiorini, Sri Hapsari and Drysdale, Will S. and Vaughan, Adam and Newland, Mike J. and Hopkins, James R. and Cash, James and Langford, Ben and Nemitz, Eiko and Acton, Joe and Hewitt, C N and Mandal, Tuhin K. and Gurjar, Bhola R. and Shivani and Gadi, Ranu and Lee, James D. and Rickard, Andrew R. and Hamilton, Jacqueline F. (2023) Biogenic and anthropogenic sources of isoprene and monoterpenes and their secondary organic aerosol in Delhi, India. Atmospheric Chemistry and Physics, 23 (1). pp. 61-83. ISSN 1680-7316

Langford, Ben and House, Emily and Valach, Alex and Hewitt, C N and Artaxo, Paulo and Barkley, Michael P. and Brito, Joel and Carnell, Edward J. and Davison, Brian and Mackenzie, A. Robert and Marais, Eloise and Newland, M.J. and Rickard, Andrew R. and Shaw, Marvin and Yáñez-Serrano, A. M. and Nemitz, Eiko (2022) Seasonality of isoprene emissions and oxidation products above the remote Amazon. Environmental Science: Atmospheres, 2 (2). pp. 230-240. ISSN 2634-3606

Nelson, B and Stewart, Gareth and Drysdale, W.S. and Newland, Mike and Vaughan, Adam and Dunmore, Rachel and Edwards, Pete and Lewis, Alastair C. and Hamilton, Jacqueline F. and Acton, Joe and Hewitt, C N and Crilley, Leigh and Alam, Mohammed Salim and Sahin, Ulku and Beddows, David and Bloss, William and Slater, Eloise and Whalley, Lisa and Heard, Dwayne and Cash, James and Langford, Ben and Nemitz, Eiko and Sommariva, Roberto and Cox, Sam and Shivani and Gadi, Ranu and Gurjar, Bhola and Hopkins, James R. and Rickard, Andrew and Lee, James (2021) In situ Ozone Production is highly sensitive to Volatile Organic Compounds in the Indian Megacity of Delhi. Atmospheric Chemistry and Physics, 21 (17). 13609–13630. ISSN 1680-7316

Reyes-Villegas, Ernesto and Panda, Upasana and Darbyshire, Eoghan and Cash, James M. and Joshi, Rutambhara and Langford, Ben and Di Marco, Chiara F. and Mullinger, Neil and Acton, W. Joe F. and Drysdale, Will and Nemitz, Eiko and Flynn, Michael and Voliotis, Aristeidis and McFiggans, Gordon and Coe, Hugh and Lee, James and Hewitt, C N and Heal, Mathew R. and Gunthe, Sachin S. and Shivani and Gadi, Ranu and Singh, Siddhartha and Soni, Vijay and Allan, James (2021) PM1 composition and source apportionment at two sites in Delhi, India across multiple seasons. Atmospheric Chemistry and Physics, 21. pp. 11655-11667. ISSN 1680-7316

Stewart, Gareth and Nelson, Beth S and Drysdale, Will and Acton, William Joe F. and Vaughan, Adam and Hopkins, James R. and Dunmore, Rachel E. and Hewitt, C N and Nemitz, Eiko and Mullinger, Neil and Langford, Ben and Shivani, Shivani and Reyes-Villegas, Ernesto and Gadi, Ranu and Rickard, Andrew R. and Lee, James D. and Hamilton, Jacqueline F. (2021) Sources of non-methane hydrocarbons in surface air in Delhi, India. Faraday Discussions, 226. pp. 409-431. ISSN 1359-6640

Acton, W. J. F. and Huang, Zhonghui and Davison, Brian and Drysdale, Will S. and Fu, Pingqing and Hollaway, Michael and Langford, Ben and Lee, James D. and Liu, Yanhui and Metzger, Stefan and Mullinger, Neil and Nemitz, Eiko and Reeves, Claire E. and Squires, Freya A. and Vaughan, Adam R. and Wang, Xinming and Wang, Zhaoyi and Wild, Oliver and Zhang, Qiang and Zhang, Yanli and Hewitt, C N (2020) Surface–atmosphere fluxes of volatile organic compounds in Beijing. Atmospheric Chemistry and Physics, 20 (23). pp. 15101-15125. ISSN 1680-7316

Squires, F.A. and Nemitz, Eiko and Langford, Ben and Wild, Oliver and Drysdale, Will S. and Acton, Joe and Fu, Pingqing and Grimmond, Sue and Hamilton, Jacqueline F. and Hewitt, C N and Hollaway, Michael and Kotthaus, Simone and Lee, James and Metzger, Stefan and Pingintha-Durden, Natchaya and Shaw, Marvin and Vaughan, Adam Robert and Wang, Xinming and Wu, Ruili and Zhang, Qiang and Zhang, Yanli (2020) Measurements of traffic-dominated pollutant emissions in a Chinese megacity. Atmospheric Chemistry and Physics, 20. 8737–8761. ISSN 1680-7316

Newland, Mike J. and Bryant, Daniel J. and Dunmore, Rachel and Bannan, Thomas J. and Acton, W. Joe F. and Langford, Ben and Hopkins, James R. and Squires, Freya A. and Dixon, William and Drysdale, William S. and Ivatt, Peter D. and Evans, Mathew J. and Edwards, Peter M. and Whalley, Lisa K. and Heard, Dwayne E. and Slater, Eloise and Woodward-Massey, Robert and Ye, Chunxiang and Mehra, Archit and Worrall, Stephen David and Bacak, Asan and Coe, Hugh and Percival, Carl J. and Hewitt, C N and Lee, James D. and Cui, Tianqu and Surratt, Jason D. and Wang, Xinming and Lewis, Alastair C. and Rickard, Andrew and Hamilton, Jacqueline F. (2020) Rainforest-like Atmospheric Chemistry in a Polluted Megacity. Atmospheric Chemistry and Physics Discussions. ISSN 1680-7367

Langford, Ben and Cash, James and Acton, W. Joe F. and Valach, Amy C. and Hewitt, C. Nicholas and Fares, Silvano and Goded, Ignacio and Gruening, Carsten and House, Emily and Kalogridis, Athina-Cerise and Gros, Valérie and Schafers, Richard and Thomas, Rick and Broadmeadow, Mark and Nemitz, Eiko (2017) Isoprene emission potentials from European oak forests derived from canopy flux measurements : An assessment of uncertainties and inter-algorithm variability. Biogeosciences Discussions, 14 (23). 5571–5594. ISSN 1810-6277

Langford, Ben and Cash, James and Acton, William Joe Fraser and Valach, Amy and Hewitt, Charles Nicholas Peter and Fares, Silvano and Goded, Ignacio and Gruening, Carsten and House, Emily Roseanne and Kalogridis, Athina-Cerise and Gros, Valerie and Schafers, Richard and Thomas, Rick and Broadmeadow, Mark S. J. and Nemitz, Eiko (2017) Isoprene emission potentials from European oak forests derived from canopy flux measurements : An assessment of uncertainties and inter-algorithm variability. Biogeosciences Discussions, 14 (23). ISSN 1810-6285

Langford, Ben and Cash, James and Acton, W. Joe F. and Valach, Amy C. and Hewitt, C. Nicholas and Fares, Silvano and Goded, Ignacio and Gruening, Carsten and House, Emily and Kalogridis, Athina-Cerise and Gros, Valérie and Schafers, Richard and Thomas, Rick and Broadmeadow, Mark and Nemitz, Eiko (2017) Isoprene emission potentials from European oak forests derived from canopy flux measurements : an assessment of uncertainties and inter-algorithm variability. Biogeosciences, 14. pp. 5571-5594. ISSN 1726-4170

Langford, Ben and Cash, James and Acton, William Joe Fraser and Valach, Amy and Hewitt, C N and Fares, S. and Goded, Ignacio and Gruening, Carsten and House, Emily Roseanne and Kalogridis, Athina-Cerise and Gros, Valerie and Schafers, Richard and Thomas, Rick and Broadmeadow, M. S. J. and Nemitz, Eiko (2017) Isoprene emission potentials from European oak forests derived from canopy flux measurements: An assessment of uncertainties and inter-algorithm variability. Biogeosciences, 14 (23). pp. 5571-5594. ISSN 1726-4170

Acton, Joe and Schallhart, Simon and Langford, Ben and Valach, Amy and Rantala, Pekka and Fares, Silvano and Carriero, Giulia and Tillmann, Ralf and Tomlinson, Sam J. and Dragosits, Ulrike and Gianelle, Damiano and Hewitt, Charles Nicholas Peter and Nemitz, Eiko (2016) Canopy-scale flux measurements and bottom-up emission estimates of volatile organic compounds from a mixed oak and hornbeam forest in northern Italy. Atmospheric Chemistry and Physics, 16. pp. 7149-7170. ISSN 1680-7316

Langford, Ben and Acton, Joe and Ammann, C. and Valach, Amy and Nemitz, Eiko (2015) Eddy-covariance data with low signal-to-noise ratio : time-lag determination, uncertainties and limit of detection. Atmospheric Measurement Techniques, 8. pp. 4197-4213. ISSN 1867-1381

Valach, Amy and Langford, Ben and Nemitz, Eiko and MacKenzie, Angus Robert and Hewitt, Charles Nicholas Peter (2015) Seasonal and diurnal trends in concentrations and fluxes of volatile organic compounds in central London. Atmospheric Chemistry and Physics, 15 (14). pp. 7777-7796. ISSN 1680-7316

Valach, Amy and Langford, Ben and Nemitz, Eiko and MacKenzie, Rob and Hewitt, C. N. (2014) Concentrations of selected volatile organic compounds at kerbside and background sites in central London. Atmospheric Environment, 95. pp. 456-467. ISSN 1352-2310

Harrison, R. M. and Dall'Osto, M. and Beddows, D. C. S. and Thorpe, A. J. and Bloss, W. J. and Allan, J. D. and Coe, H. and Dorsey, J. R. and Gallagher, M. and Martin, C. and Whitehead, J. and Williams, P. I. and Jones, R.L. and Langridge, J. M. and Benton, A. K. and Ball, S. M. and Langford, Ben and Hewitt, C. N. and Davison, Brian and Martin, D. and Petersson, K. F. and Henshaw, S. J. and White, I. R. and Shallcross, D. E. and Barlow, J. F. and Dunbar, T. and Davies, F. and Nemitz, E. and Phillips, G. J. and Helfter, C. and Di Marco, C. F. and Smith, S. (2012) Atmospheric chemistry and physics in the atmosphere of a developed megacity (London): an overview of the REPARTEE experiment and its conclusions. Atmospheric Chemistry and Physics, 12 (6). 3065 - 3114. ISSN 1680-7316

Fowler, David and Nemitz, Eiko and Misztal, Pawel and Di Marco, Chiara and Skiba, Ute and Ryder, James and Helfter, Carole and Cape, J. Neil and Owen, Sue and Dorsey, James and Gallagher, Martin W. and Coyle, Mhairi and Phillips, Gavin and Davison, Brian and Langford, Ben and MacKenzie, Rob and Muller, Jennifer and Siong, Jambery and Dari-Salisburgo, Cesare and Di Carlo, Piero and Aruffo, Eleonora and Giammaria, Franco and Pyle, John A. and Hewitt, C. Nicholas (2011) Effects of land use on surface-atmosphere exchanges of trace gases and energy in Borneo: comparing fluxes over oil palm plantations and a rainforest. Philosophical Transactions of the Royal Society B: Biological Sciences, 366. 3196–3209. ISSN 0962-8436

Pyle, J. A. and Warwick, N. J. and Harris, N. R. P. and Abas, Mohd Radzi and Archibald, A. T. and Ashfold, M. J. and Ashworth, Kirsti and Barkley, Michael P. and Carver, G. D. and Chance, K. and Dorsey, J. R. and Fowler, D. and Gonzi, S. and Gostlow, B. and Hewitt, C. N. and Kurosu, T. P. and Lee, J. D. and Langford, Ben and Moller, S. and Mackenzie, A. R. and Manning, A. J. and Misztal, P. and Nadzir, Mohd Shahrul Mohd and Nemitz, Eiko and Newton, Hannah and O'Brien, L. M. and Ong, Simon and Oram, David and Palmer, P. I. and Peng, Leong Kok and Phang, Seiw-Moi and Pike, R. and Pugh, T. A. M. and Rahman, Noorsaadah Abdul and Robinson, A. D. and Sentian, Justin and Samah, Azizan Abu and Skiba, U. and Ung, Huan Eng and Yong, Sei Eng and Young, P. J. (2011) The impact of local surface changes in Borneo on atmospheric composition at wider spatial scales : coastal processes, land-use change and air quality. Philosophical Transactions of the Royal Society B: Biological Sciences, 366 (1582). pp. 3210-3224. ISSN 0962-8436

Robinson, N. H. and Hamilton, J. F. and Allan, J. D. and Langford, Ben and Oram, D. E. and Chen, Q. and Docherty, K. and Farmer, D. K. and Jimenez, J. L. and Ward, M. W. and Hewitt, C. N. and Barley, M. H. and Jenkin, M. E. and Rickard, A. R. and Martin, S. T. and McFiggans, G. and Coe, H. (2011) Evidence for a significant proportion of Secondary Organic Aerosol from isoprene above a maritime tropical forest. Atmospheric Chemistry and Physics, 11 (3). pp. 1039-1050. ISSN 1680-7316

Hewitt, C. N. and Karl, T. and Langford, Ben and Owen, S. M. and Possell, Malcolm (2011) Quantification of VOC emission rates from the biosphere. TrAC Trends in Analytical Chemistry, 30 (7). pp. 937-944. ISSN 0165-9936

Pugh, Thomas and Mackenzie, Rob and Langford, Ben and Nemitz, E. and Misztal, P. K. and Hewitt, C. N. (2011) The influence of small-scale variations in isoprene concentrations on atmospheric chemistry over a tropical rainforest. Atmospheric Chemistry and Physics, 11 (9). pp. 4121-4134. ISSN 1680-7316

Langford, Ben and Nemitz, E. and House, E. and Phillips, G. J. and Famulari, D. and Davison, Brian and Hopkins, J. R. and Lewis, A. C. and Hewitt, C. N. (2010) Fluxes and concentrations of volatile organic compounds above central London, UK. Atmospheric Chemistry and Physics, 10 (2). pp. 627-645. ISSN 1680-7316

Langford, Ben and Misztal, P. K. and Nemitz, E. and Davison, Brian and Helfter, C. and Pugh, Thomas and Mackenzie, Rob and Lim, S. F. and Hewitt, C. N. (2010) Fluxes and concentrations of volatile organic compounds from a South-East Asian tropical rainforest. Atmospheric Chemistry and Physics, 10 (17). pp. 8391-8412. ISSN 1680-7316

Pike, R. C. and Lee, J. D. and Young, P. J. and Carver, G. D. and Yang, X. and Warwick, N. and Moller, S. and Misztal, P. and Langford, Ben and Stewart, D. and Reeves, C. E. and Hewitt, C. N. and Pyle, J. A. (2010) NOx and O3 above a tropical rainforest : an analysis with a global and box model. Atmospheric Chemistry and Physics, 10 (21). pp. 10607-10620. ISSN 1680-7316

Hewitt, C. N. and Lee, J. D. and Mackenzie, Rob and Barkley, M. P. and Carslaw, N. and Carver, G. D. and Chappell, Nicholas and Coe, H. and Collier, C. and Commane, R. and Davies, F. and Davison, Brian and Di Carlo, P. and Di Marco, C. F. and Dorsey, J. R. and Edwards, P. M. and Evans, M. J. and Fowler, D. and Furneaux, K. L. and Gallagher, M. and Guenther, A. and Heard, D. E. and Helfter, C. and Hopkins, J. and Ingham, T. and Irwin, M. and Jones, C. and Karunaharan, A. and Langford, Ben and Lewis, A. C. and Lim, S. F. and MacDonald, S. M. and Mahajan, A. S. and Malpass, S. and McFiggans, G. and Mills, G. and Misztal, P. and Moller, S. and Monks, P. S. and Nemitz, E. and Nicolas-Perea, V. and Oetjen, H. and Oram, D. E. and Palmer, P. I. and Phillips, G. J. and Pike, R. and Plane, J. M. C. and Pugh, Thomas and Pyle, J. A. and Reeves, C. E. and Robinson, N. H. and Stewart, D. and Stone, D. and Whalley, L. K. and Yin, X. (2010) Overview: oxidant and particle photochemical processes above a south-east Asian tropical rainforest (the OP3 project) : introduction, rationale, location characteristics and tools. Atmospheric Chemistry and Physics, 10 (1). pp. 169-199. ISSN 1680-7316

Hewitt, C. N. and Lee, J. D. and Mackenzie, Rob and Barkley, M. P. and Carslaw, N. and Carver, G. D. and Chappell, Nicholas and Coe, H. and Collier, C. and Commane, R. and Davies, F. and Davison, Brian and Di Carlo, P. and Di Marco, C. F. and Dorsey, J. R. and Edwards, P. M. and Evans, M. J. and Fowler, D. and Furneaux, K. L. and Gallagher, M. and Guenther, A. and Heard, D. E. and Helfter, C. and Hopkins, J. and Ingham, T. and Irwin, M. and Jones, C. and Karunaharan, A. and Langford, Ben and Lewis, A. C. and Lim, S. F. and MacDonald, S. M. and Mahajan, A. S. and Malpass, S. and McFiggans, G. and Mills, G. and Misztal, P. and Moller, S. and Monks, P. S. and Nemitz, E. and Nicolas-Perea, V. and Oetjen, H. and Oram, D. E. and Palmer, P. I. and Phillips, G. J. and Pike, R. and Plane, J. M. C. and Pugh, Thomas and Pyle, J. A. and Reeves, C. E. and Robinson, N. H. and Stewart, D. and Stone, D. and Whalley, L. K. and Yang, X. (2010) Overview: oxidant and particle photochemical processes above a south-east Asian tropical rainforest (the OP3 project): introduction, rationale, location characteristics and tools (vol 10, pg 169, 2010). Atmospheric Chemistry and Physics, 10 (2). p. 563. ISSN 1680-7316

Pugh, Thomas and Mackenzie, Rob and Hewitt, C. N. and Langford, Ben and Edwards, P. M. and Furneaux, K. L. and Heard, D. E. and Hopkins, J. R. and Jones, C. E. and Karunaharan, A. and Lee, J. and Mills, G. and Misztal, P. and Moller, S. and Monks, P. S. and Whalley, L. K. (2010) Simulating atmospheric composition over a South-East Asian tropical rainforest: performance of a chemistry box model. Atmospheric Chemistry and Physics, 10 (1). pp. 279-298. ISSN 1680-7316

Langford, Ben and Davison, Brian and Nemitz, E. and Hewitt, C. N. (2009) Mixing ratios and eddy covariance flux measurements of volatile organic compounds from an urban canopy (Manchester, UK). Atmospheric Chemistry and Physics, 9 (6). pp. 1971-1987.

Contribution to Conference

Valach, Amy and Langford, Ben and Nemitz, Eiko and MacKenzie, Rob and Hewitt, C. N. (2014) Volatile organic compound fluxes and concentrations in London (ClearfLo). In: EGU General Assembly 2014, 2014-04-26 - 2014-05-02.

Thesis

Valach, Amy and Hewitt, Nick and MacKenzie, Rob and Nemitz, E. and Langford, Ben (2015) Volatile organic compound fluxes and mixing ratios in two contrasting atmospheric environments : London and the Amazon rainforest. PhD thesis, Lancaster University.

Langford, Ben (2008) Development and Application of Disjunct Eddy Covariance Techniques for the Measurement and Interpretation of Fluxes of Volatile Organic Compounds from Urban and Rural Canopies. PhD thesis, Lancaster University.