Aerosol Mass Spectrometry

A special issue of Atmosphere (ISSN 2073-4433). This special issue belongs to the section "Aerosols".

Deadline for manuscript submissions: closed (30 November 2018) | Viewed by 12609

Special Issue Editors


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Guest Editor
Department of Chemistry and Atmospheric Science Program, Michigan Technological University, 1400 Townsend Drive, Houghton, MI, USA
Interests: organic aerosol; mass spectrometry; multiphase processes; biomass combustion emissions and brown carbon

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Guest Editor
Italian National Research Council – Institute of Atmospheric Sciences and Climate, Bologna, Italy
Interests: organic aerosol; aqueous processing; fog–aerosol interaction; air quality; climate

Special Issue Information

Dear Colleagues,

Atmospheric aerosol is strongly linked to adverse human health effects and premature death, visibility reduction and climate change. The combination of emission sources and atmospheric processing determine its composition. Organic aerosol, which is the dominant mass fraction, exists as a complex mixture making its chemical characterization very challenging. However, detailed knowledge of aerosol composition is fundamental to implement measures to improve air quality and, at the same time, limit aerosol effects on visibility, and improve the knowledge of aerosol–climate interactions. For these reasons, advanced mass spectrometry methods are optimal tools for atmospheric aerosol studies. The identification of molecular markers—essential to investigations of aerosol sources and atmospheric processes—together with the analysis of aerosol composition—mandatory to understanding aerosol effects on climate and ecosystems—benefit from the application of advanced mass spectrometric techniques.

For this Special Issue, we seek contributions that document and apply novel analytical methods using advanced mass spectrometry methods for the study of atmospheric aerosol composition, processing, and impacts.

Dr. Lynn R. Mazzoleni
Dr. Stefania Gilardoni
Guest Editors

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Keywords

  • Organic Aerosol

  • Atmospheric Processes

  • Biomass Burning

  • Aerosol Oxidation

  • Molecular Markers

Published Papers (3 papers)

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Research

11 pages, 1544 KiB  
Article
Summertime Aerosol over the West of Ireland Dominated by Secondary Aerosol during Long-Range Transport
by Chunshui Lin, Darius Ceburnis, Ru-Jin Huang, Francesco Canonaco, André Stephan Henry Prévôt, Colin O'Dowd and Jurgita Ovadnevaite
Atmosphere 2019, 10(2), 59; https://doi.org/10.3390/atmos10020059 - 01 Feb 2019
Cited by 7 | Viewed by 3411
Abstract
The chemical composition and sources of non-refractory submicron aerosol (NR-PM1) on Galway, a west coast city of Ireland, were characterized using an aerosol chemical speciation monitor during summertime in June 2016. Organic aerosol (OA) was found to be the major part [...] Read more.
The chemical composition and sources of non-refractory submicron aerosol (NR-PM1) on Galway, a west coast city of Ireland, were characterized using an aerosol chemical speciation monitor during summertime in June 2016. Organic aerosol (OA) was found to be the major part of NR-PM1 (54%), followed by secondary inorganic sulfate (25%), ammonium (11%), and nitrate (10%). Factor analysis revealed that oxygenated OA (OOA) was the dominant OA factor, on average accounting for 84% of the total OA. The remaining 16% of OA was attributed to primary peat burning associated with domestic heating activities. As a result, secondary organic and inorganic aerosol together accounted for 91% of the total NR-PM1, pointing to an aged aerosol population originating from secondary formation during long-range transport. Concentration-weighted trajectory analysis indicated that these secondary aerosols were mainly associated with easterly long-range transport from the UK and/or France. Full article
(This article belongs to the Special Issue Aerosol Mass Spectrometry)
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32 pages, 12014 KiB  
Article
Chemical Composition of Aerosol over the Arctic Ocean from Summer ARctic EXpedition (AREX) 2011–2012 Cruises: Ions, Amines, Elemental Carbon, Organic Matter, Polycyclic Aromatic Hydrocarbons, n-Alkanes, Metals, and Rare Earth Elements
by Luca Ferrero, Giorgia Sangiorgi, Maria Grazia Perrone, Cristiana Rizzi, Marco Cataldi, Piotr Markuszewski, Paulina Pakszys, Przemysław Makuch, Tomasz Petelski, Silvia Becagli, Rita Traversi, Ezio Bolzacchini and Tymon Zielinski
Atmosphere 2019, 10(2), 54; https://doi.org/10.3390/atmos10020054 - 29 Jan 2019
Cited by 32 | Viewed by 4501
Abstract
During the summers of 2011 and 2012, two scientific cruises were carried out over the Arctic Ocean aiming at the determination of the aerosol chemical composition in this pristine environment. First, mass spectrometry was applied to study the concentration and gas/particle partitioning of [...] Read more.
During the summers of 2011 and 2012, two scientific cruises were carried out over the Arctic Ocean aiming at the determination of the aerosol chemical composition in this pristine environment. First, mass spectrometry was applied to study the concentration and gas/particle partitioning of polycyclic aromatic hydrocarbons (PAHs) and n-alkanes. Experimental and modelled data of phase partitioning were compared: results demonstrated an equilibrium between gas and particle phase for PAHs, while n-alkanes showed a particle-oriented partitioning, due to the local marine origin of them, confirmed by the extremely low value of their carbon preference index. Moreover, the inorganic and organic ions (carboxylic acids and amines) concentrations, together with those of elemental carbon (EC) and organic matter (OM), were analyzed: 63% of aerosol was composed of ionic compounds (>90% from sea-salt) and the OM content was very high (30.5%; close to 29.0% of Cl) in agreement with n-alkanes’ marine signature. Furthermore, the amines’ (dimethylamine, trimethylamine, diethylamine) concentrations were 3.98 ± 1.21, 1.70 ± 0.82, and 1.06 ± 0.56 p.p.t.v., respectively, fully in keeping with concentration values used in the CLOUD (Cosmics Leaving OUtdoor Droplet)-chamber experiments to simulate the ambient nucleation rate in a H2SO4-DMA-H2O system, showing the amines’ importance in polar regions to promote new particle formation. Finally, high resolution mass spectrometry was applied to determine trace elements, including Rare Earth Elements (REEs), highlighting the dominant natural versus anthropic inputs for trace metals (e.g., Fe, Mn, Ti vs. As, Cd, Ni) and possible signatures of such anthropic activity. Full article
(This article belongs to the Special Issue Aerosol Mass Spectrometry)
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15 pages, 5233 KiB  
Article
PM1 Chemical Characterization during the ACU15 Campaign, South of Mexico City
by Dara Salcedo, Harry Alvarez-Ospina, Oscar Peralta and Telma Castro
Atmosphere 2018, 9(6), 232; https://doi.org/10.3390/atmos9060232 - 15 Jun 2018
Cited by 11 | Viewed by 4158
Abstract
The “Aerosoles en Ciudad Universitaria 2015” (ACU15) campaign was an intensive experiment measuring chemical and optical properties of aerosols in the winter of 2015, from 19 January to 19 March on a site in the south of Mexico City. The mass concentration and [...] Read more.
The “Aerosoles en Ciudad Universitaria 2015” (ACU15) campaign was an intensive experiment measuring chemical and optical properties of aerosols in the winter of 2015, from 19 January to 19 March on a site in the south of Mexico City. The mass concentration and chemical composition of the non-refractory submicron particulate matter (NR-PM1) was determined using an Aerodyne Aerosol Chemical Speciation Monitor (ACSM). The total NR-PM1 mass concentration measured was lower than reported in previous campaigns that took place north and east of the city. This difference might be explained by the natural variability of the atmospheric conditions, as well as the different sources impacting each site. However, the composition of the aerosol indicates that the aerosol is more aged (a larger fraction of the mass corresponds to sulfate and to low-volatility organic aerosol (LV-OOA)) in the south than the north and east areas; this is consistent with the location of the sources of PM and their precursors in the city, as well as the meteorological patterns usually observed in the metropolitan area. Full article
(This article belongs to the Special Issue Aerosol Mass Spectrometry)
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