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Atmospheric aerosols

Spectral absorption properties of atmospheric aerosols

Spectral absorption properties of atmospheric aerosols

... of atmospheric aerosols for specific case studies during several field programs (three cases have been reported previously; two are new ...contained aerosols representing the major absorbing aerosol ...

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Evolution of Titan's atmospheric aerosols under high-altitude ultraviolet irradiation

Evolution of Titan's atmospheric aerosols under high-altitude ultraviolet irradiation

... Evolution of Titan’s atmospheric aerosols under high- altitude ultraviolet irradiation S. Tigrine 1, 2 , N. Carrasco 1 , A. Mahjoub 1 , B. Fleury 1 , G. Cernogora 1 , L. Nahon 2 , P. Pernot 3 , M. S. ...

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Measurements of optical properties of atmospheric aerosols in Northern Finland

Measurements of optical properties of atmospheric aerosols in Northern Finland

... Aerosol optical properties and their relation to other aerosol properties are key factors in investigating the di- rect radiative effects by atmospheric aerosols. The most im- portant particles in this ...

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Size resolved mass concentration and elemental composition of atmospheric aerosols over the Eastern Mediterranean area

Size resolved mass concentration and elemental composition of atmospheric aerosols over the Eastern Mediterranean area

... 2 Experimental 2.1 Sampling site Aerosol samples were collected on Crete during the periods 10–31 July 2000 and 7–14 January 2001. According to the analysis of 10 years air mass back trajectories (WMO, 1985; Guerzoni et ...

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Atmospheric aerosols in Amazonia and land use change: from natural biogenic to biomass burning conditions

Atmospheric aerosols in Amazonia and land use change: from natural biogenic to biomass burning conditions

... Human activities in Amazonia over the last 50 years have had a signicant impact on a considerable part of the region, especially along the southern perimeter. 14 A recent steep decline in annual deforestation rates in ...

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Size resolved mass concentration and elemental composition of atmospheric aerosols over the eastern Mediterranean area

Size resolved mass concentration and elemental composition of atmospheric aerosols over the eastern Mediterranean area

... Aerosol samples were collected on Crete during the periods 10–31 July 2000 and 7–14 January 2001. According to analysis of 10 years air mass back trajectories 15 (WMO, 1985; Guerzoni et al., 1990; Chester et al., 1993) ...

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Sugars in atmospheric aerosols over the Eastern Mediterranean

Sugars in atmospheric aerosols over the Eastern Mediterranean

... Compounds to Water-Soluble Organic Carbon in the Western Pacific Aerosols in 865. Relation to Photochemical Oxidation Reactions.[r] ...

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Measurements of optical properties of atmospheric aerosols in Northern Finland

Measurements of optical properties of atmospheric aerosols in Northern Finland

... 4. Summary and conclusions Three years of continuous measurements of aerosol optical properties have been anal- 10 ysed at Pallas GAW station, a remote subarctic site in the northern border of the boreal forest zone. The ...

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Modelizatin and numerical simulation of atmospheric aerosols dynamics

Modelizatin and numerical simulation of atmospheric aerosols dynamics

... L’archive ouverte pluridisciplinaire HAL, est destinée au dépôt et à la diffusion de documents scientifiques de niveau recherche, publiés ou non, émanant des établissements d’enseignemen[r] ...

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A new feedback mechanism linking forests, aerosols, and climate

A new feedback mechanism linking forests, aerosols, and climate

... growth: Increasing CO 2 concentrations accelerate photosyn- thesis which in turn consumes more CO 2 (Lenton, 2000; Ne- mani et al., 2003). On the other hand, forest ecosystems also act as significant sources of ...

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Experimental simulation of aerosols evolution in Titan’s ionosphere

Experimental simulation of aerosols evolution in Titan’s ionosphere

... (audrey.chatain@latmos.ipsl.fr) Abstract Many recent studies on Titan are concerned with aerosols. In particular, questions are asked on how these complex organic molecules are formed and evolve in Titan’s ...

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Atmospheric Science with InSight

Atmospheric Science with InSight

... 2, wind and temperature measurements at the surface of Mars will help to characterize the properties and seasonal variability of both the local meteorology in Elysium Planitia boundary l[r] ...

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Atmospheric Science with InSight

Atmospheric Science with InSight

... 2, wind and temperature measurements at the surface of Mars will help to characterize the properties and seasonal variability of both the local meteorology in Elysium Planitia boundary l[r] ...

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Photoelectrons produced by Far-UV radiation on Titan's aerosols

Photoelectrons produced by Far-UV radiation on Titan's aerosols

... 3. Results Photoelectron spectra of aerosols analogs are shown on Figure 1. The ionization onset appears at a photon energy of 6.0±0.1 eV, well below any free molecules ionization energy. This ionization threshold ...

3

Forecasting global atmospheric CO2

Forecasting global atmospheric CO2

... at https://icos-atc-demo.lsce.ipsl.fr. The authors acknowledge the European Commission for the support of the preparatory phase of ICOS (2008–2013), the Netherlands Ministry of IenM and ECN for the support of the ...

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CALIPSO observations of stratospheric aerosols: a preliminary assessment

CALIPSO observations of stratospheric aerosols: a preliminary assessment

... (Winker et al., 2007). As part of the Aqua satellite constel- lation that includes the Aqua, CloudSat, Aura, and PARA- SOL satellites, CALIPSO is in a 98 ◦ inclination orbit with an altitude of 705 km that provides daily ...

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How Adsorption of Pheromones on Aerosols Controls Their Transport

How Adsorption of Pheromones on Aerosols Controls Their Transport

... impacting the surface gets adsorbed. Hypotheses i and ii are true for ideal gas. The third hypothesis is more questionable. Some authors 28−31 consider a Knudsen correction factor that accounts for the possibility of ...

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Atmospheric corrosion of metals

Atmospheric corrosion of metals

... Much has been said about pollution in the last few years, but in the context of atmospheric corrosion only sulphur dioxide has been shown to accelerate corrosion in a predictable way. Particulate matter such as ...

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Identification and characterization of natural aerosols over the Arctic

Identification and characterization of natural aerosols over the Arctic

... 59 4. Conclusions Paper 1 was an original and, we believe, an innovative article published in Atmospheric Environment. It deals with an extreme smoke event observed over Eureka in August of 2017. First and ...

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Global Modeling of the Oceanic Source of Organic Aerosols

Global Modeling of the Oceanic Source of Organic Aerosols

... 4. Conclusions The global 3-dimensional chemistry/transport model TM4- ECPL has been adapted to simulate the temporal and spatial distribution of primary and secondary marine organic aerosols. The annual global ...

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