Search Results - "NEMITZ, E"

Particulate matter, air quality and climate: lessons learned and future needs by Fuzzi, S, Baltensperger, U, Carslaw, K, Decesari, S, Denier van der Gon, H, Facchini, M. C, Fowler, D, Koren, I, Langford, B, Lohmann, U, Nemitz, E, Pandis, S, Riipinen, I, Rudich, Y, Schaap, M, Slowik, J. G, Spracklen, D. V, Vignati, E, Wild, M, Williams, M, Gilardoni, S

“…The literature on atmospheric particulate matter (PM), or atmospheric aerosol, has increased enormously over the last 2 decades and amounts now to some…”
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Dry deposition of reactive nitrogen to European ecosystems: a comparison of inferential models across the NitroEurope network by Flechard, C. R., Nemitz, E., Smith, R. I., Fowler, D., Vermeulen, A. T., Bleeker, A., Erisman, J. W., Simpson, D., Zhang, L., Tang, Y. S., Sutton, M. A.

“…Inferential models have long been used to determine pollutant dry deposition to ecosystems from measurements of air concentrations and as part of national and…”
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Ubiquity of organic nitrates from nighttime chemistry in the European submicron aerosol by Kiendler‐Scharr, A., Mensah, A. A., Friese, E., Topping, D., Nemitz, E., Prevot, A. S. H., Äijälä, M., Allan, J., Canonaco, F., Canagaratna, M., Carbone, S., Crippa, M., Dall Osto, M., Day, D. A., De Carlo, P., Di Marco, C. F., Elbern, H., Eriksson, A., Freney, E., Hao, L., Herrmann, H., Hildebrandt, L., Hillamo, R., Jimenez, J. L., Laaksonen, A., McFiggans, G., Mohr, C., O'Dowd, C., Otjes, R., Ovadnevaite, J., Pandis, S. N., Poulain, L., Schlag, P., Sellegri, K., Swietlicki, E., Tiitta, P., Vermeulen, A., Wahner, A., Worsnop, D., Wu, H.‐C.

“…In the atmosphere nighttime removal of volatile organic compounds is initiated to a large extent by reaction with the nitrate radical (NO3) forming organic…”
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Review and parameterisation of bi-directional ammonia exchange between vegetation and the atmosphere by Massad, R.-S., Nemitz, E., Sutton, M. A.

“…Current deposition schemes used in atmospheric chemical transport models do not generally account for bi-directional exchange of ammonia (NH3). Bi-directional…”
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The cycling of organic nitrogen through the atmosphere by Jickells, T., Baker, A. R., Cape, J. N., Cornell, S. E., Nemitz, E.

“…Atmospheric organic nitrogen (ON) appears to be a ubiquitous but poorly understood component of the atmospheric nitrogen deposition flux. Here, we focus on the…”
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The sensitivities of emissions reductions for the mitigation of UK PM2.5 by Vieno, M, Heal, M R, Williams, M L, Carnell, E J, Nemitz, E, Stedman, J R, Reis, S

“…The reduction of ambient concentrations of fine particulate matter (PM2.5) is a key objective for air pollution control policies in the UK and elsewhere…”
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Eddy-covariance data with low signal-to-noise ratio: time-lag determination, uncertainties and limit of detection by Langford, B, Acton, W, Ammann, C, Valach, A, Nemitz, E

“…All eddy-covariance flux measurements are associated with random uncertainties which are a combination of sampling error due to natural variability in…”
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Effects of global change during the 21st century on the nitrogen cycle by Fowler, D., Steadman, C. E., Stevenson, D., Coyle, M., Rees, R. M., Skiba, U. M., Sutton, M. A., Cape, J. N., Dore, A. J., Vieno, M., Simpson, D., Zaehle, S., Stocker, B. D., Rinaldi, M., Facchini, M. C., Flechard, C. R., Nemitz, E., Twigg, M., Erisman, J. W., Butterbach-Bahl, K., Galloway, J. N.

“…The global nitrogen (N) cycle at the beginning of the 21st century has been shown to be strongly influenced by the inputs of reactive nitrogen (Nr) from human…”
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Contributions from transport, solid fuel burning and cooking to primary organic aerosols in two UK cities by Allan, J. D., Williams, P. I., Morgan, W. T., Martin, C. L., Flynn, M. J., Lee, J., Nemitz, E., Phillips, G. J., Gallagher, M. W., Coe, H.

“…Organic matter frequently represents the single largest fraction of fine particulates in urban environments and yet the exact contributions from different…”
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Drivers of long-term variability in CO2 net ecosystem exchange in a temperate peatland by Helfter, C, Campbell, C, Dinsmore, K J, Drewer, J, Coyle, M, Ander son, M, Skiba, U, Nemitz, E, Billett, M F, Sutton, M A

“…Land-atmosphere exchange of carbon dioxide (CO2) in peatlands exhibits marked seasonal and inter-annual variability, which subsequently affects the carbon (C)…”
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Effects of global change during the 21st century onthe nitrogen cycle by Fowler, D, Steadman, C. E, Stevenson, D, Coyle, M, Rees, R. M, Skiba, U. M, Sutton, M. A, Cape, J. N, Dore, A. J, Vieno, M, Simpson, D, Zaehle, S, Stocker, B. D, Rinaldi, M, Facchini, M. C, Flechard, C. R, Nemitz, E, Twigg, M, Erisman, J. W, Butterbach-Bahl, K, Galloway, J. N

“…The global nitrogen (N) cycle at the beginning of the 21st century has been shown to be strongly influenced by the inputs of reactive nitrogen (N.sub.r) from…”
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Boundary layer dynamics over London, UK, as observed using Doppler lidar during REPARTEE-II by Barlow, J F, Dunbar, T M, Nemitz, E G, Wood, C R, Gallagher, M W, Davies, F, O'Connor, E, Harrison, R M

“…Urban boundary layers (UBLs) can be highly complex due to the heterogeneous roughness and heating of the surface, particularly at night. Due to a general lack…”
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Organic nitrogen in the atmosphere — Where does it come from? A review of sources and methods by Cape, J.N., Cornell, S.E., Jickells, T.D., Nemitz, E.

“…This review considers the ways in which atmospheric organic nitrogen has been measured and linked to potential sources. Organic N exists in gas, particle and…”
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Organic aerosol components derived from 25 AMS data sets across Europe using a consistent ME-2 based source apportionment approach by Crippa, M., Canonaco, F., Lanz, V. A., Äijälä, M., Allan, J. D., Carbone, S., Capes, G., Ceburnis, D., Dall'Osto, M., Day, D. A., DeCarlo, P. F., Ehn, M., Eriksson, A., Freney, E., Hildebrandt Ruiz, L., Hillamo, R., Jimenez, J. L., Junninen, H., Kiendler-Scharr, A., Kortelainen, A.-M., Kulmala, M., Laaksonen, A., Mensah, A. A., Mohr, C., Nemitz, E., O'Dowd, C., Ovadnevaite, J., Pandis, S. N., Petäjä, T., Poulain, L., Saarikoski, S., Sellegri, K., Swietlicki, E., Tiitta, P., Worsnop, D. R., Baltensperger, U., Prévôt, A. S. H.

“…Organic aerosols (OA) represent one of the major constituents of submicron particulate matter (PM1) and comprise a huge variety of compounds emitted by…”
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Towards a climate-dependent paradigm of ammonia emission and deposition by Sutton, Mark A., Reis, Stefan, Riddick, Stuart N., Dragosits, Ulrike, Nemitz, Eiko, Theobald, Mark R., Tang, Y. Sim, Braban, Christine F., Vieno, Massimo, Dore, Anthony J., Mitchell, Robert F., Wanless, Sarah, Daunt, Francis, Fowler, David, Blackall, Trevor D., Milford, Celia, Flechard, Chris R., Loubet, Benjamin, Massad, Raia, Cellier, Pierre, Personne, Erwan, Coheur, Pierre F., Clarisse, Lieven, Van Damme, Martin, Ngadi, Yasmine, Clerbaux, Cathy, Skjøth, Carsten Ambelas, Geels, Camilla, Hertel, Ole, Wichink Kruit, Roy J., Pinder, Robert W., Bash, Jesse O., Walker, John T., Simpson, David, Horváth, László, Misselbrook, Tom H., Bleeker, Albert, Dentener, Frank, de Vries, Wim

“…Existing descriptions of bi-directional ammonia (NH3) land–atmosphere exchange incorporate temperature and moisture controls, and are beginning to be used in…”
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Controls of carbon dioxide concentrations and fluxes above central London by Helfter, C., Famulari, D., Phillips, G. J., Barlow, J. F., Wood, C. R., Grimmond, C. S. B., Nemitz, E.

“…Eddy-covariance measurements of carbon dioxide fluxes were taken continuously between October 2006 and May 2008 at 190 m height in central London (UK) to…”
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Advanced source apportionment of size-resolved trace elements at multiple sites in London during winter by Visser, S, Slowik, J. G, Furger, M, Zotter, P, Bukowiecki, N, Canonaco, F, Flechsig, U, Appel, K, Green, D. C, Tremper, A. H, Young, D. E, Williams, P. I, Allan, J. D, Coe, H, Williams, L. R, Mohr, C, Xu, L, Ng, N. L, Nemitz, E, Barlow, J. F, Halios, C. H, Fleming, Z. L, Baltensperger, U, Prévôt, A. S. H

“…Trace element measurements in PM10–2.5, PM2.5–1.0 and PM1.0–0.3 aerosol were performed with 2 h time resolution at kerbside, urban background and rural sites…”
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Wintertime aerosol chemical composition and source apportionment of the organic fraction in the metropolitan area of Paris by Crippa, M, DeCarlo, P. F, Slowik, J. G, Mohr, C, Heringa, M. F, Chirico, R, Poulain, L, Freutel, F, Sciare, J, Cozic, J, Di Marco, C. F, Elsasser, M, Nicolas, J. B, Marchand, N, Abidi, E, Wiedensohler, A, Drewnick, F, Schneider, J, Borrmann, S, Nemitz, E, Zimmermann, R, Jaffrezo, J.-L, Prévôt, A. S. H, Baltensperger, U

“…The effect of a post-industrial megacity on local and regional air quality was assessed via a month-long field measurement campaign in the Paris metropolitan…”
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Sub-Antarctic marine aerosol: dominant contributions from biogenic sources by Schmale, J, Schneider, J, Nemitz, E, Tang, Y. S, Dragosits, U, Blackall, T. D, Trathan, P. N, Phillips, G. J, Sutton, M, Braban, C. F

“…Biogenic influences on the composition and characteristics of aerosol were investigated on Bird Island (54°00' S, 38°03' W) in the South Atlantic during…”
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Seasonal and diurnal trends in concentrations and fluxes of volatile organic compounds in central London by Valach, A C, Langford, B, Nemitz, E, MacKenzie, A R, Hewitt, C N

“…Concentrations and fluxes of seven volatile organic compounds (VOCs) were measured between August and December 2012 at a rooftop site in central London as part…”
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