Avoiding high ozone pollution in Delhi, India

Chen, Y., Beig, G., Archer-Nicholls, S., Drysdale, W., Acton, J., Lowe, D., Nelson, B. S., Lee, J. D., Ran, L., Wang, Y., Wu, Z., Sahu, S. K., Sokhi, R. S., Singh, V., Gadi, R., Hewitt, C. N., Nemitz, E., Archibald, A., McFiggins, G. & Wild, O., 1/03/2021, In: Faraday Discussions. 226, p. 502-514 6 p.

Research output: Contribution to Journal/Magazine › Journal article › peer-review

Biogenic and anthropogenic sources of isoprene and monoterpenes and their secondary organic aerosol in Delhi, India

Bryant, D., Nelson, B. S., Swift, S. J., Budisulistiorini, S. H., Drysdale, W. S., Vaughan, A., Newland, M. J., Hopkins, J. R., Cash, J., Langford, B., Nemitz, E., Acton, J., Hewitt, C. N., Mandal, T. K., Gurjar, B. R., Shivani, Gadi, R., Lee, J. D., Rickard, A. R. & Hamilton, J. F., 3/01/2023, In: Atmospheric Chemistry and Physics . 23, 1, p. 61-83 23 p.

Research output: Contribution to Journal/Magazine › Journal article › peer-review

Canopy-scale flux measurements and bottom-up emission estimates of volatile organic compounds from a mixed oak and hornbeam forest in northern Italy

Acton, J., Schallhart, S., Langford, B., Valach, A., Rantala, P., Fares, S., Carriero, G., Tillmann, R., Tomlinson, S. J., Dragosits, U., Gianelle, D., Hewitt, C. N. P. & Nemitz, E., 10/06/2016, In: Atmospheric Chemistry and Physics . 16, p. 7149-7170 22 p.

Research output: Contribution to Journal/Magazine › Journal article › peer-review

Distinguishing two isomeric mephedrone substitutes with selective reagent ionisation mass spectrometry (SRI-MS).

Lanza, M., Acton, J., Jürschik, S., Sulzer, P., Breiev, K., Jordan, A., Hartungen, E., Hanel, G., Märk, L., Mayhew, C. A. & Märk, T. D., 09/2013, In: Journal of Mass Spectrometry. 48, 9, p. 1015-1018 4 p.

Research output: Contribution to Journal/Magazine › Journal article › peer-review

Eddy-covariance data with low signal-to-noise ratio: time-lag determination, uncertainties and limit of detection

Langford, B., Acton, J., Ammann, C., Valach, A. & Nemitz, E., 12/10/2015, In: Atmospheric Measurement Techniques. 8, p. 4197-4213 17 p.

Research output: Contribution to Journal/Magazine › Journal article › peer-review

Elevated levels of OH observed in haze events during wintertime in central Beijing

Slater, E., Whalley, L. K., Woodward-Massey, R., Ye, C., Lee, J. D., Squires, F., Hopkins, J. R., Dunmore, R. E., Shaw, M., Hamilton, J. F., Lewis, A. C., Crilley, L. R., Kramer, L. J., Bloss, W. J., Vu, T., Sun, Y., Xu, W., Yue, S., Ren, L., Acton, W. J. F., & 4 othersHewitt, C. N., Wang, X., Fu, P. & Heard, D. E., 2/12/2020, In: Atmospheric Chemistry and Physics . 20, p. 14847-14871 24 p.

Research output: Contribution to Journal/Magazine › Journal article › peer-review

Emissions of intermediate-volatility and semi-volatile organic compounds from domestic fuels used in Delhi, India

Stewart, G., Nelson, B. S., Acton, W. J. F., Vaughan, A. R., Farren, N. J., Hopkins, J. R., Ward, M. W., Swift, S. J., Arya, R., Mondal, A., Jangirh, R., Ahlawat, S., Yadav, L., Sharma, S. K., Yunus, S. S. M., Hewitt, C. N., Nemitz, E., Mullinger, N., Gadi, R., Sahu, L. K., & 5 othersTripathi, N., Rickard, A. R., Lee, J. D., Mandal, T. K. & Hamilton, J. F., 18/02/2021, In: Atmospheric Chemistry and Physics . 21, 4, p. 2407-2426 20 p.

Research output: Contribution to Journal/Magazine › Journal article › peer-review

Evaluating the sensitivity of radical chemistry and ozone formation to ambient VOCs and NOx in Beijing

Whalley, L., Slater, E., Woodward-Massey, R., Ye, C., Lee, J. D., Squires, F., Hopkins, J. R., Dunmore, R. E., Shaw, M., Hamilton, J. F., Lewis, A. C., Mehra, A., Worrall, S. D., Bacak, A., Bannan, T. J., Coe, H., Ouyang, B., Jones, R. L., Crilley, L. R., Kramer, L. J., & 13 othersBloss, W. J., Vu, T., Kotthaus, S., Grimmond, S., Sun, Y., Xu, W., Yue, S., Ren, L., Acton, W. J. F., Hewitt, C. N., Wang, X., Fu, P. & Heard, D. E., 12/02/2021, In: Atmospheric Chemistry and Physics . 21, 3, p. 2125-2147 23 p.

Research output: Contribution to Journal/Magazine › Journal article › peer-review

Headspace analysis of new psychoactive substances using a Selective Reagent Ionisation-Time of Flight-Mass Spectrometer

Acton, J., Lanza, M., Agarwal, B., Jürschik, S., Sulzer, P., Breiev, K., Jordan, A., Hartungen, E., Hanel, G., Märk, L., Mayhew, C. A. & Märk, T. D., 1/03/2014, In: International Journal of Mass Spectrometry. 360, p. 28-38 11 p.

Research output: Contribution to Journal/Magazine › Journal article › peer-review

In situ Ozone Production is highly sensitive to Volatile Organic Compounds in the Indian Megacity of Delhi

Nelson, B., Stewart, G., Drysdale, W. S., Newland, M., Vaughan, A., Dunmore, R., Edwards, P., Lewis, A. C., Hamilton, J. F., Acton, J., Hewitt, C. N., Crilley, L., Alam, M. S., Sahin, U., Beddows, D., Bloss, W., Slater, E., Whalley, L., Heard, D., Cash, J., & 10 othersLangford, B., Nemitz, E., Sommariva, R., Cox, S., Shivani, Gadi, R., Gurjar, B., Hopkins, J. R., Rickard, A. & Lee, J., 13/09/2021, In: Atmospheric Chemistry and Physics . 21, 17, p. 13609–13630 22 p.

Research output: Contribution to Journal/Magazine › Journal article › peer-review

Introduction to the special issue "In-depth study of air pollution sources and processes within Beijing and its surrounding region (APHH-Beijing)"

Shi, Z., Wang, Y., Wild, O., Acton, J., Hewitt, C. N., Hollaway, M. & Ouyang, B., 5/06/2019, In: Atmospheric Chemistry and Physics . 19, 11, p. 7519-7546 28 p.

Research output: Contribution to Journal/Magazine › Editorial › peer-review

Isoprene emission potentials from European oak forests derived from canopy flux measurements: an assessment of uncertainties and inter-algorithm variability

Langford, B., Cash, J., Acton, W. J. F., Valach, A. C., Hewitt, C. N., Fares, S., Goded, I., Gruening, C., House, E., Kalogridis, A-C., Gros, V., Schafers, R., Thomas, R., Broadmeadow, M. & Nemitz, E., 8/12/2017, In: Biogeosciences. 14, p. 5571-5594 24 p.

Research output: Contribution to Journal/Magazine › Journal article › peer-review

Isoprene emission potentials from European oak forests derived from canopy flux measurements: An assessment of uncertainties and inter-algorithm variability

Langford, B., Cash, J., Acton, W. J. F., Valach, A. C., Hewitt, C. N., Fares, S., Goded, I., Gruening, C., House, E., Kalogridis, A-C., Gros, V., Schafers, R., Thomas, R., Broadmeadow, M. & Nemitz, E., 8/12/2017, In: Biogeosciences Discussions. 14, 23, p. 5571–5594 24 p.

Research output: Contribution to Journal/Magazine › Journal article

Isoprene emission potentials from European oak forests derived from canopy flux measurements: An assessment of uncertainties and inter-algorithm variability

Langford, B., Cash, J., Acton, W. J. F., Valach, A., Hewitt, C. N., Fares, S., Goded, I., Gruening, C., House, E. R., Kalogridis, A-C., Gros, V., Schafers, R., Thomas, R., Broadmeadow, M. S. J. & Nemitz, E., 8/12/2017, In: Biogeosciences. 14, 23, p. 5571-5594 24 p.

Research output: Contribution to Journal/Magazine › Journal article › peer-review

Low-NO atmospheric oxidation pathways in a polluted megacity

Newland, M. J., Bryant, D. J., Dunmore, R. E., Bannan, T. J., Joe F. Acton, W., Langford, B., Hopkins, J. R., Squires, F. A., Dixon, W., Drysdale, W. S., Ivatt, P. D., Evans, M. J., Edwards, P. M., Whalley, L. K., Heard, D. E., Slater, E. J., Woodward-Massey, R., Ye, C., Mehra, A., Worrall, S. D., & 11 othersBacak, A., Coe, H., Percival, C. J., Nicholas Hewitt, C., Lee, J. D., Cui, T., Surratt, J. D., Wang, X., Lewis, A. C., Rickard, A. R. & Hamilton, J. F., 8/02/2021, In: Atmospheric Chemistry and Physics . 21, 3, p. 1613-1625 13 p.

Research output: Contribution to Journal/Magazine › Journal article › peer-review

Measurements of traffic-dominated pollutant emissions in a Chinese megacity

Squires, F. A., Nemitz, E., Langford, B., Wild, O., Drysdale, W. S., Acton, J., Fu, P., Grimmond, S., Hamilton, J. F., Hewitt, C. N., Hollaway, M., Kotthaus, S., Lee, J., Metzger, S., Pingintha-Durden, N., Shaw, M., Vaughan, A. R., Wang, X., Wu, R., Zhang, Q., & 1 othersZhang, Y., 23/07/2020, In: Atmospheric Chemistry and Physics . 20, p. 8737–8761 25 p.

Research output: Contribution to Journal/Magazine › Journal article › peer-review

Non-methane volatile organic compounds emitted from domestic fuels in Delhi: Emission factors and total city-wide emissions

Mondal, A., Singh Saharan, U., Arya, R., Yadav, L., Ahlawat, S., Jangirh, R., Kotnala, G., Choudhary, N., Banoo, R., Rai, A., Yadav, P., Rani, M., Lal, S., Stewart, G. J., Nelson, B. S., Acton, J., Vaughan, A. R., Hamilton, J. F., Hopkins, J. R., Hewitt, C. N., & 4 othersSahu, L. K., Tripathi, N., Sharma, S. K. & Mandal, T. K., 31/10/2021, In: Atmospheric Environment: X. 11, 13 p., 100127.

Research output: Contribution to Journal/Magazine › Journal article › peer-review

Observations of highly oxidized molecules and particle nucleation in the atmosphere of Beijing

Brean, J., Harrison, R. M., Shi, Z., Beddows, D. C. S., Acton, W. J. F., Hewitt, C. N., Squires, F. & Lee, J., 27/03/2019, (E-pub ahead of print) In: Atmospheric Chemistry and Physics . 19, 23, p. 14933-14947 15 p.

Research output: Contribution to Journal/Magazine › Journal article › peer-review

Observations of highly oxidized molecules and particle nucleation in the atmosphere of Beijing

Brean, J., Harrison, R. M., Shi, Z., Beddows, D. C. S., Acton, W. J. F., Hewitt, C. N., Squires, F. A. & Lee, J., 10/12/2019, In: Atmospheric Chemistry and Physics. 19, 23, p. 14933-14947 15 p.

Research output: Contribution to Journal/Magazine › Journal article › peer-review

Observations of speciated isoprene nitrates in Beijing: implications for isoprene chemistry

Reeves, C. E., Mills, G. P., Whalley, L. K., Acton, W. J. F., Bloss, W. J., Crilley, L. R., Grimmond, S., Heard, D. E., Hewitt, C. N., Hopkins, J. R., Kotthaus, S., Kramer, L. J., Jones, R. L., Lee, J. D., Liu, Y., Ouyang, B., Slater, E., Squires, F., Wang, X., Woodward-Massey, R., & 1 othersYe, C., 27/04/2021, In: Atmospheric Chemistry and Physics . 21, 8, p. 6315-6330 16 p.

Research output: Contribution to Journal/Magazine › Journal article › peer-review

PM1 composition and source apportionment at two sites in Delhi, India across multiple seasons

Reyes-Villegas, E., Panda, U., Darbyshire, E., Cash, J. M., Joshi, R., Langford, B., Di Marco, C. F., Mullinger, N., Acton, W. J. F., Drysdale, W., Nemitz, E., Flynn, M., Voliotis, A., McFiggans, G., Coe, H., Lee, J., Hewitt, C. N., Heal, M. R., Gunthe, S. S., Shivani, & 4 othersGadi, R., Singh, S., Soni, V. & Allan, J., 5/08/2021, In: Atmospheric Chemistry and Physics . 21, p. 11655-11667 13 p.

Research output: Contribution to Journal/Magazine › Journal article › peer-review

Selective reagent ionisation-time of flight-mass spectrometry: a rapid technology for the novel analysis of blends of new psychoactive substances

Lanza, M., Acton, J., Sulzer, P., Breiev, K., Jürschik, S., Jordan, A., Hartungen, E., Hanel, G., Märk, L., Märk, T. & Mayhew, C. A., 02/2015, In: Journal of Mass Spectrometry. 50, 2, p. 427-431 5 p.

Research output: Contribution to Journal/Magazine › Journal article › peer-review

Sources of non-methane hydrocarbons in surface air in Delhi, India

Stewart, G., Nelson, B. S., Drysdale, W., Acton, W. J. F., Vaughan, A., Hopkins, J. R., Dunmore, R. E., Hewitt, C. N., Nemitz, E., Mullinger, N., Langford, B., Shivani, S., Reyes-Villegas, E., Gadi, R., Rickard, A. R., Lee, J. D. & Hamilton, J. F., 1/03/2021, In: Faraday Discussions. 226, p. 409-431 23 p.

Research output: Contribution to Journal/Magazine › Journal article › peer-review

Surface–atmosphere fluxes of volatile organic compounds in Beijing

Acton, W. J. F., Huang, Z., Davison, B., Drysdale, W. S., Fu, P., Hollaway, M., Langford, B., Lee, J. D., Liu, Y., Metzger, S., Mullinger, N., Nemitz, E., Reeves, C. E., Squires, F. A., Vaughan, A. R., Wang, X., Wang, Z., Wild, O., Zhang, Q., Zhang, Y., & 1 othersHewitt, C. N., 7/12/2020, In: Atmospheric Chemistry and Physics . 20, 23, p. 15101-15125 25 p.

Research output: Contribution to Journal/Magazine › Journal article › peer-review

The effect of ozone fumigation on the biogenic volatile organic compounds (BVOCs) emitted from Brassica napus above- and below-ground

Acton, W. J. F., Jud, W., Ghirardo, A., Wohlfahrt, G., Hewitt, C. N., Taylor, J. E. & Hansel, A., 10/12/2018, In: PLoS ONE. 13, 12, 19 p., e0208825.

Research output: Contribution to Journal/Magazine › Journal article › peer-review

Using highly time-resolved online mass spectrometry to examine biogenic and anthropogenic contributions to organic aerosol in Beijing

Mehra, A., Canagaratna, M., Bannan, T. J., Worrall, S. D., Bacak, A., Priestley, M., Liu, D., Zhao, J., Xi, W., Sun, Y., Hamilton, J. F., Squires, F., Lee, J., Bryant, D. J., Hopkins, J. R., Elzein, A., Budisulistiorini, S. H., Cheng, X., Chen, Q., Wang, Y., & 17 othersWang, L., Stark, H., Krechmer, J. E., Brean, J., Slater, E., Whalley, L., Heard, D., Ouyang, B., Acton, J., Hewitt, C. N., Wang, X., Fu, P., Jayne, J., Worsnop, D. R., Allan, J., Percival, C. J. & Coe, H., 1/03/2021, In: Faraday Discussions. 226, p. 382-408 27 p.

Research output: Contribution to Journal/Magazine › Journal article › peer-review

Validity and limitations of simple reaction kinetics to calculate concentrations of organic compounds from ion counts in PTR-MS

Holzinger, R., Acton, W. J. F., Bloss, J. W., Breitenlechner, M., Crilley, R. L., Dusanter, S., Gonin, M., Gros, V., Keutsch, N. F., Kiendler-Scharr, A., Kramer, J. L., Krechmer, E. J., Languille, B., Locoge, N., Lopez-Hilfiker, F., Materi, D., Moreno, S., Nemitz, E., Quéléver, J. L., Sarda Esteve, R., & 8 others[Unknown], S., Schallhart, S., Sommariva, R., Tillmann, R., Wedel, S., Worton, R. D., Xu, K. & Zaytsev, A., 27/11/2019, In: Atmospheric Measurement Techniques. 12, 11, p. 6193-6208 16 p.

Research output: Contribution to Journal/Magazine › Journal article › peer-review

Vertical profiles of biogenic volatile organic compounds as observed online at a tower in Beijing

Zhang, H., Zhang, Y., Huang, Z., Acton, W. J. F., Wang, Z., Nemitz, E., Langford, B., Mullinger, N., Davison, B., Shi, Z., Liu, D., Song, W., Yang, W., Zeng, J., Wu, Z., Fu, P., Zhang, Q. & Wang, X., 1/09/2020, In: Journal of Environmental Sciences. 95, p. 33-42 10 p.

Research output: Contribution to Journal/Magazine › Journal article › peer-review