Search Results - "Mihalopoulos, N."

Human health risk assessment for toxic elements in the extreme ambient dust conditions observed in Sistan, Iran by Dahmardeh Behrooz, Reza, Kaskaoutis, D.G., Grivas, G., Mihalopoulos, N.

“…This study evaluates the bioaccessibility and health risks related to heavy metals (Cd, Cr, Co, Cu, Mn, Ni, Pb, Zn and metalloid As) in airborne dust samples…”
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Sources of atmospheric aerosol from long-term measurements (5years) of chemical composition in Athens, Greece by Paraskevopoulou, D., Liakakou, E., Gerasopoulos, E., Mihalopoulos, N.

“…To identify the sources of aerosols in Greater Athens Area (GAA), a total of 1510 daily samples of fine (PM2.5) and coarse (PM10–2,5) aerosols were collected…”
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Long-term brown carbon spectral characteristics in a Mediterranean city (Athens) by Liakakou, E., Kaskaoutis, D.G., Grivas, G., Stavroulas, I., Tsagkaraki, M., Paraskevopoulou, D., Bougiatioti, A., Dumka, U.C., Gerasopoulos, E., Mihalopoulos, N.

“…[Display omitted] •Pronounced seasonal variation in aerosol absorption in Athens over a 4-year period.•Significant BrC contribution (23.7%) to the total…”
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A European aerosol phenomenology-5: Climatology of black carbon optical properties at 9 regional background sites across Europe by Zanatta, M., Gysel, M., Bukowiecki, N., Müller, T., Weingartner, E., Areskoug, H., Fiebig, M., Yttri, K.E., Mihalopoulos, N., Kouvarakis, G., Beddows, D., Harrison, R.M., Cavalli, F., Putaud, J.P., Spindler, G., Wiedensohler, A., Alastuey, A., Pandolfi, M., Sellegri, K., Swietlicki, E., Jaffrezo, J.L., Baltensperger, U., Laj, P.

“…A reliable assessment of the optical properties of atmospheric black carbon is of crucial importance for an accurate estimation of radiative forcing. In this…”
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Water-soluble organic nitrogen (WSON) in size-segregated atmospheric particles over the Eastern Mediterranean by Violaki, K., Mihalopoulos, N.

“…Atmospheric water-soluble organic nitrogen (WSON) was determined on size-segregated aerosol particles collected during a two years period (2005–2006) in a…”
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Apportionment of black and brown carbon spectral absorption sources in the urban environment of Athens, Greece, during winter by Kaskaoutis, D.G., Grivas, G., Stavroulas, I., Bougiatioti, A., Liakakou, E., Dumka, U.C., Gerasopoulos, E., Mihalopoulos, N.

“…This study examines the spectral properties and source characteristics of absorbing aerosols (BC: Black Carbon; BrC: Brown Carbon, based on aethalometer…”
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Long-term characterization of organic and elemental carbon in the PM2.5 fraction: the case of Athens, Greece by D. Paraskevopoulou, E. Liakakou, E. Gerasopoulos, C. Theodosi, N. Mihalopoulos

“…Organic carbon (OC), elemental carbon (EC), water-soluble organic carbon (WSOC) and main ions were measured in a total of 1510 PM2.5 daily aerosol samples…”
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Sources and geographical origins of fine aerosols in Paris (France) by Bressi, M, Sciare, J, Ghersi, V, Mihalopoulos, N, Petit, J.-E, Nicolas, J. B, Moukhtar, S, Rosso, A, Féron, A, Bonnaire, N, Poulakis, E, Theodosi, C

“…The present study aims at identifying and apportioning fine aerosols to their major sources in Paris (France) – the second most populated "larger urban zone"…”
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Laboratory photochemical processing of aqueous aerosols: formation and degradation of dicarboxylic acids, oxocarboxylic acids and α-dicarbonyls by Pavuluri, C. M., Kawamura, K., Mihalopoulos, N., Swaminathan, T.

“…To better understand the photochemical processing of dicarboxylic acids and related polar compounds, we conducted batch UV irradiation experiments on two types…”
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African dust contributions to mean ambient PM10 mass-levels across the Mediterranean Basin by QUEROL, X, PEY, J, KLEANTHOUS, S, PANDOLFI, M, ALASTUEY, A, CUSACK, M, PEREZ, N, MORENO, T, VIANA, M, MIHALOPOULOS, N, KALLOS, G

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Processing of biomass-burning aerosol in the eastern Mediterranean during summertime by Bougiatioti, A, Stavroulas, I, Kostenidou, E, Zarmpas, P, Theodosi, C, Kouvarakis, G, Canonaco, F, Prévôt, A. S. H, Nenes, A, Pandis, S. N, Mihalopoulos, N

“…The aerosol chemical composition in air masses affected by wildfires from the Greek islands of Chios, Euboea and Andros, the Dalmatian Coast and Sicily, during…”
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Identification of key aerosol types and mixing states in the central Indian Himalayas during the GVAX campaign: the role of particle size in aerosol classification by Dumka, U.C., Kaskaoutis, D.G., Mihalopoulos, N., Sheoran, Rahul

“…Studies in aerosol properties, types and sources in the Himalayas are important for atmospheric and climatic issues due to high aerosol loading in the…”
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Chemical characterization, sources and potential health risk of PM2.5 and PM1 pollution across the Greater Athens Area by Pateraki, St, Asimakopoulos, D.N., Maggos, Th, Assimakopoulos, V.D., Bougiatioti, A., Bairachtari, K., Vasilakos, Ch, Mihalopoulos, N.

“…With the principal aim to assess the typical Mediterranean profile of the PM2.5 and PM1 pollution, three intensive monitoring campaigns took place…”
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In-cloud oxalate formation in the global troposphere: a 3-D modeling study by Myriokefalitakis, S., Tsigaridis, K., Mihalopoulos, N., Sciare, J., Nenes, A., Kawamura, K., Segers, A., Kanakidou, M.

“…Organic acids attract increasing attention as contributors to atmospheric acidity, secondary organic aerosol mass and aerosol hygroscopicity. Oxalic acid is…”
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Summertime free-tropospheric ozone pool over the eastern Mediterranean/Middle East by Zanis, P, Hadjinicolaou, P, Pozzer, A, Tyrlis, E, Dafka, S, Mihalopoulos, N, Lelieveld, J

“…Observations show that the Mediterranean troposphere is characterized by a marked enhancement in summertime ozone, with a maximum over the eastern…”
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The regime of intense desert dust episodes in the Mediterranean based on contemporary satellite observations and ground measurements by Gkikas, A, Hatzianastassiou, N, Mihalopoulos, N, Katsoulis, V, Kazadzis, S, Pey, J, Querol, X, Torres, O

“…The regime of intense desert dust (DD) episodes over the broader Mediterranean Basin is studied for the period 2000–2007 at a complete spatial coverage. An…”
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Atmospheric acidification of mineral aerosols: a source of bioavailable phosphorus for the oceans by Nenes, A., Krom, M. D., Mihalopoulos, N., Van Cappellen, P., Shi, Z., Bougiatioti, A., Zarmpas, P., Herut, B.

“…Primary productivity of continental and marine ecosystems is often limited or co-limited by phosphorus. Deposition of atmospheric aerosols provides the major…”
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Mass and chemical composition of size-segregated aerosols (PM 1 , PM 2.5 , PM 10 ) over Athens, Greece: local versus regional sources by Theodosi, C., Grivas, G., Zarmpas, P., Chaloulakou, A., Mihalopoulos, N.

“…To identify the relative contribution of local versus regional sources of particulate matter (PM) in the Greater Athens Area (GAA), simultaneous 24-h mass and…”
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Long-range transport of Saharan dust and chemical transformations over the Eastern Mediterranean by Athanasopoulou, E., Protonotariou, A., Papangelis, G., Tombrou, M., Mihalopoulos, N., Gerasopoulos, E.

“…Three recent Saharan dust outbreaks during different seasons (4–6 days in winter of 2009, late autumn of 2010 and summer of 2011) are selected in order to…”
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Brown carbon absorption and radiative effects under intense residential wood burning conditions in Southeastern Europe: New insights into the abundance and absorptivity of methanol-soluble organic aerosols by Paraskevopoulou, D., Kaskaoutis, D.G., Grivas, G., Bikkina, S., Tsagkaraki, M., Vrettou, I.M., Tavernaraki, K., Papoutsidaki, K., Stavroulas, I., Liakakou, E., Bougiatioti, A., Oikonomou, K., Gerasopoulos, E., Mihalopoulos, N.

“…Biomass burning is a major source of Brown Carbon (BrC), strongly contributing to radiative forcing. In urban areas of the climate-sensitive Southeastern…”
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