Search Results - "Vecchi, R."

Advances on the immunotoxicity of outdoor particulate matter: A focus on physical and chemical properties and respiratory defence mechanisms by Nozza, E., Valentini, S., Melzi, G., Vecchi, R., Corsini, E.

“…Particulate matter (PM) is acknowledged to have multiple detrimental effects on human health. In this review, we report literature results on the possible link…”
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Thermal comfort in office buildings: Findings from a field study in mixed-mode and fully-air conditioning environments under humid subtropical conditions by De Vecchi, R., Candido, C., de Dear, R., Lamberts, R.

“…This paper addresses thermal comfort conditions in office buildings with rudimentary mixed-mode environments controlled by occupants compared to fully…”
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Multi-wavelength optical determination of black and brown carbon in atmospheric aerosols by Massabò, D., Caponi, L., Bernardoni, V., Bove, M.C., Brotto, P., Calzolai, G., Cassola, F., Chiari, M., Fedi, M.E., Fermo, P., Giannoni, M., Lucarelli, F., Nava, S., Piazzalunga, A., Valli, G., Vecchi, R., Prati, P.

“…In this paper, a new way to apportion the absorption coefficient (babs) of carbonaceous atmospheric aerosols starting from a multi-wavelength optical analysis…”
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Characterization of particulate matter sources in an urban environment by Mazzei, F., D'Alessandro, A., Lucarelli, F., Nava, S., Prati, P., Valli, G., Vecchi, R.

“…Daily time series measurements of elements or compounds are widely used to apportion the contribution of specific sources of particulate matter concentration…”
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Source apportionment of particulate matter in Europe: A review of methods and results by Viana, M., Kuhlbusch, T.A.J., Querol, X., Alastuey, A., Harrison, R.M., Hopke, P.K., Winiwarter, W., Vallius, M., Szidat, S., Prévôt, A.S.H., Hueglin, C., Bloemen, H., Wåhlin, P., Vecchi, R., Miranda, A.I., Kasper-Giebl, A., Maenhaut, W., Hitzenberger, R.

“…European publications dealing with source apportionment (SA) of atmospheric particulate matter (PM) between 1987 and 2007 were reviewed in the present work,…”
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Assessment of light extinction at a European polluted urban area during wintertime: Impact of PM1 composition and sources by Vecchi, R., Bernardoni, V., Valentini, S., Piazzalunga, A., Fermo, P., Valli, G.

“…In this paper, results from receptor modelling performed on a well-characterised PM1 dataset were combined to chemical light extinction data (bext) with the…”
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The impact of long-range-transport on PM1 and PM2.5 at a Central Mediterranean site by Perrone, M.R., Becagli, S., Garcia Orza, J.A., Vecchi, R., Dinoi, A., Udisti, R., Cabello, M.

“…Water soluble ions, methanesulfonate, organic and elemental carbon, and metals in PM2.5 and PM1 samples were analysed by Positive Matrix Factorization to…”
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Composition and origin of PM2.5 in Mediterranean Countryside by Atzei, D., Fermo, P., Vecchi, R., Fantauzzi, M., Comite, V., Valli, G., Cocco, F., Rossi, A.

“…In this work PM2.5 was collected during winter and summer in a Sardinian village (Gonnostramatza, Italy) highly affected by biomass burning emissions. A…”
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Technical Note: On the effect of water-soluble compounds removal on EC quantification by TOT analysis in urban aerosol samples by Piazzalunga, A, Bernardoni, V, Fermo, P, Valli, G, Vecchi, R

“…In this work, three different thermal protocols were tested on untreated and water-washed aerosol samples to study the influence of soluble organic and…”
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Receptor modelling of airborne particulate matter in the vicinity of a major steelworks site by Taiwo, A.M., Beddows, D.C.S., Calzolai, G., Harrison, Roy M., Lucarelli, F., Nava, S., Shi, Z., Valli, G., Vecchi, R.

“…In this study, the Multilinear Engine (ME-2) receptor model was applied to speciated particulate matter concentration data collected with two different…”
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Consistent determination of the heating rate of light-absorbing aerosol using wavelength- and time-dependent Aethalometer multiple-scattering correction by Ferrero, L., Bernardoni, V., Santagostini, L., Cogliati, S., Soldan, F., Valentini, S., Massabò, D., Močnik, G., Gregorič, A., Rigler, M., Prati, P., Bigogno, A., Losi, N., Valli, G., Vecchi, R., Bolzacchini, E.

“…Accurate and temporally consistent measurements of light absorbing aerosol (LAA) heating rate (HR) and of its source apportionment (fossil-fuel, FF;…”
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Size-segregated aerosol in a hot-spot pollution urban area: Chemical composition and three-way source apportionment by Bernardoni, V., Elser, M., Valli, G., Valentini, S., Bigi, A., Fermo, P., Piazzalunga, A., Vecchi, R.

“…In this work, a comprehensive characterisation and source apportionment of size-segregated aerosol collected using a multistage cascade impactor was performed…”
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Estimates of wood burning contribution to PM by the macro-tracer method using tailored emission factors by Piazzalunga, A., Belis, C., Bernardoni, V., Cazzuli, O., Fermo, P., Valli, G., Vecchi, R.

“…In this work, a methodology based on the macro-tracer approach was improved to obtain a more reliable estimate of the wood burning impact on PM10 and OC…”
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Radiocarbon analysis on organic and elemental carbon in aerosol samples and source apportionment at an urban site in Northern Italy by Bernardoni, V., Calzolai, G., Chiari, M., Fedi, M., Lucarelli, F., Nava, S., Piazzalunga, A., Riccobono, F., Taccetti, F., Valli, G., Vecchi, R.

“…This work aims at gaining information on the effects of different thermal treatments on radiocarbon measurements of organic (OC) and elemental (EC) carbon…”
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Saharan dust impact in central Italy: An overview on three years elemental data records by Nava, S., Becagli, S., Calzolai, G., Chiari, M., Lucarelli, F., Prati, P., Traversi, R., Udisti, R., Valli, G., Vecchi, R.

“…In southern European countries, Saharan dust may episodically produce significant increases of PM10, which may also cause the exceedance of the PM10 daily…”
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The role of atmospheric dispersion in the seasonal variation of PM1 and PM2.5 concentration and composition in the urban area of Milan (Italy) by Vecchi, R., Marcazzan, G., Valli, G., Ceriani, M., Antoniazzi, C.

“…The seasonal variation of PM1 and PM2.5 mass concentration and composition has been investigated in the great urban area of Milan. PM samplings were carried…”
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Soot reference materials for instrument calibration and intercomparisons: a workshop summary with recommendations by Baumgardner, D, Popovicheva, O, Allan, J, Bernardoni, V, Cao, J, Cavalli, F, Cozic, J, Diapouli, E, Eleftheriadis, K, Genberg, P. J, Gonzalez, C, Gysel, M, John, A, Kirchstetter, T. W, Kuhlbusch, T. A. J, Laborde, M, Lack, D, Müller, T, Niessner, R, Petzold, A, Piazzalunga, A, Putaud, J. P, Schwarz, J, Sheridan, P, Subramanian, R, Swietlicki, E, Valli, G, Vecchi, R, Viana, M

“…Soot, which is produced from biomass burning and the incomplete combustion of fossil and biomass fuels, has been linked to regional and global climate change…”
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ECOC comparison exercise with identical thermal protocols after temperature offset correction – instrument diagnostics by in-depth evaluation of operational parameters by Panteliadis, P, Hafkenscheid, T, Cary, B, Diapouli, E, Fischer, A, Favez, O, Quincey, P, Viana, M, Hitzenberger, R, Vecchi, R, Saraga, D, Sciare, J, Jaffrezo, J. L, John, A, Schwarz, J, Giannoni, M, Novak, J, Karanasiou, A, Fermo, P, Maenhaut, W

“…A comparison exercise on thermal-optical elemental carbon/organic carbon (ECOC) analysers was carried out among 17 European laboratories. Contrary to previous…”
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A filter-based light-absorption measurement with polar photometer: Effects of sampling artefacts from organic carbon by Vecchi, R., Bernardoni, V., Paganelli, C., Valli, G.

“…In this work, light-absorption measurements were carried out on quartz-fibre and PTFE (i.e. Teflon®) filters using a home-made polar photometer in order to…”
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Implementing constrained multi-time approach with bootstrap analysis in ME-2: An application to PM2.5 data from Florence (Italy) by Crespi, A., Bernardoni, V., Calzolai, G., Lucarelli, F., Nava, S., Valli, G., Vecchi, R.

“…Advanced receptor models have been recently developed and tested in order to improve the resolution of apportionment problems reducing rotational ambiguity of…”
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