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[PDF] Top 20 Evidence for ambient dark aqueous SOA formation in the Po Valley, Italy

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Evidence for ambient dark aqueous SOA formation in the Po Valley, Italy

Evidence for ambient dark aqueous SOA formation in the Po Valley, Italy

... from the gas-phase oxidation of volatile organic compounds can partition into atmospheric waters where they are further oxidized to form low volatility products, pro- viding an alternative route for oxidation ... See full document

14

Fragmentation and Polarization of the Public Sphere in the 2000s: Evidence from Italy and Russia

Fragmentation and Polarization of the Public Sphere in the 2000s: Evidence from Italy and Russia

... media in Russia, both newspapers and portals, demonstrate striking unity in weights of traditional menu entries, but in a bit unusual order: ‘economics’, ‘society’, ‘sports’, ‘culture’, ‘politics’, ... See full document

35

Evidence for Chlamydiaceae and Parachlamydiaceae in a wild boar (Sus scrofa) population in Italy

Evidence for Chlamydiaceae and Parachlamydiaceae in a wild boar (Sus scrofa) population in Italy

... to the Parachlamydiaceae family, members of the genus Parachlamydia, and especially Parachlamydia acanthamoebae, have been investigated for a potential pathogenic role in humans and ...animals. ... See full document

4

Insight into the traditional timber frame walls: Herculaneum evidence versus braced frame structures in Portugal and in Italy

Insight into the traditional timber frame walls: Herculaneum evidence versus braced frame structures in Portugal and in Italy

... by the brick pillars, the external facade in (restored) timber framework acts as a non-loading ...system. The structural behaviour depends also on the bound- ary conditions, ...i.e. ... See full document

13

Evidence for an unidentified ground-level source of formaldehyde in the Po Valley with potential implications for ozone production

Evidence for an unidentified ground-level source of formaldehyde in the Po Valley with potential implications for ozone production

... Protection in the Emilia- Romagna region Italy) and all participants in the Supersito Project for providing measurements at the SPC ...groundsite. The authors also ... See full document

27

Evidence for an unidentified non-photochemical ground-level source of formaldehyde in the Po Valley with potential implications for ozone production

Evidence for an unidentified non-photochemical ground-level source of formaldehyde in the Po Valley with potential implications for ozone production

... within the PEGASOS project, which is funded by the European Commission under Framework Programme 7 ...(FP7-ENV-2010-265148). The authors would like to acknowledge all members of the PEGASOS ... See full document

10

Real refractive indices and volatility of secondary organic aerosol generated from photooxidation and ozonolysis of limonene, α-pinene and toluene

Real refractive indices and volatility of secondary organic aerosol generated from photooxidation and ozonolysis of limonene, α-pinene and toluene

... undenuded SOA studied in previous studies (Kim et ...each SOA result from changing chemical composition as the particles are growing or aging; error bars are ...indicate SOA or organic ... See full document

29

First early hominin from central Africa (Ishango, Democratic Republic of Congo).

First early hominin from central Africa (Ishango, Democratic Republic of Congo).

... Archaeology in Lisbon, Iziko South African Museum. In the case of the British Museum ...Antoine), the Department of Anthropol- ogy in the Colorado University in ... See full document

10

Loading-dependent elemental composition of α-pinene SOA particles

Loading-dependent elemental composition of α-pinene SOA particles

... describing the partitioning of SOA molecules between the gas and particle phases for the dark ozonolysis of ...are the mass yield α i , the decadal volatility C i ∗ (µg/m ... See full document

31

Glyoxal processing by aerosol multiphase chemistry: towards a kinetic modeling framework of secondary organic aerosol formation in aqueous particles

Glyoxal processing by aerosol multiphase chemistry: towards a kinetic modeling framework of secondary organic aerosol formation in aqueous particles

... processing in concentrated aerosol water (see references in ...treating aqueous phase concentra- tions rather than ...discussed in this study can reproduce observed SOA formation ... See full document

26

Molecular composition of biogenic secondary organic aerosols using ultrahigh-resolution mass spectrometry: comparing laboratory and field studies

Molecular composition of biogenic secondary organic aerosols using ultrahigh-resolution mass spectrometry: comparing laboratory and field studies

... of the major challenges is the identification of the organic composition of the SOA, which is composed of thousands of organic compounds (Kanakidou et ...at the molecu- lar ... See full document

13

Physico-chemical characterization of secondary organic aerosol derived from catechol and guaiacol as a model substance for atmospheric humic-like substances

Physico-chemical characterization of secondary organic aerosol derived from catechol and guaiacol as a model substance for atmospheric humic-like substances

... placed in a quartz glass flask, which was evacuated down to 10 −5 mbar. Then the sample was heated at high vacuum from room temperature up to 900 ◦ C with a heating rate of 10 K min −1 ...of the py- ... See full document

37

Model of knowledge representation about materials in the form of a relational database for CAPCAST system

Model of knowledge representation about materials in the form of a relational database for CAPCAST system

... allow the sto- rage of all available data on materials, not just of those specified attributes that are necessary for the currently implemented model of reasoning, as at later stages of the system ... See full document

6

Recycled materials for the investment casting process

Recycled materials for the investment casting process

... Mieszanki wosków twardych, u żywane w produkcji elemen- tów lotniczych, zawierają zazwyczaj woski naturalne i synte- tyczne, polimery oraz żywicę naturalną. Mieszanki takie są stabilne w temperaturach 100 do 120 ˚C, przy ... See full document

4

Gas phase precursors to anthropogenic secondary organic aerosol: detailed observations of 1,3,5-trimethylbenzene photooxidation

Gas phase precursors to anthropogenic secondary organic aerosol: detailed observations of 1,3,5-trimethylbenzene photooxidation

... to the ion source by bubbling a high purity nitrogen carrier gas (Air Liquid, Ch, grade ...from the PSI aerosol chamber was delivered to the CIR-TOF-MS at a rate of 200–275 sccm via an insulated 2 m ... See full document

31

In-cloud processes of methacrolein under simulated conditions – Part 3: Hygroscopic and volatility properties of the formed secondary organic aerosol

In-cloud processes of methacrolein under simulated conditions – Part 3: Hygroscopic and volatility properties of the formed secondary organic aerosol

... Abstract. The hygroscopic and volatility properties of sec- ondary organic aerosol (SOA) produced from the nebu- lization of solutions after aqueous phase photooxidation of methacrolein was ... See full document

12

Aerosol analysis using a Proton-Transfer-Reaction Thermo-Desorption Mass Spectrometer (PTR-TD-MS): a new approach to study processing of organic aerosols

Aerosol analysis using a Proton-Transfer-Reaction Thermo-Desorption Mass Spectrometer (PTR-TD-MS): a new approach to study processing of organic aerosols

... Carlo, P. F., Salcedo, D., Onasch, T., Jayne, J. T., Miyoshi, T., Shimono, A., Hatakeyama, S., Takegawa, N., Kondo, Y., Schneider, J., Drewnick, F., Borrmann, S., Weimer, S., Demer- jian, K., Williams, P., Bower, K., ... See full document

30

J. Braz. Chem. Soc.  vol.25 número9

J. Braz. Chem. Soc. vol.25 número9

... mmol) in toluene (2 mL) was added trimethylsilylacetylene ...mmol) in water (2 mL) was then added drop-wise and stirring was continued for 24 h at room ...temperature. The resulting two-phase mixture ... See full document

8

Evaluation of the atmospheric significance of multiphase reactions in atmospheric secondary organic aerosol formation

Evaluation of the atmospheric significance of multiphase reactions in atmospheric secondary organic aerosol formation

... mounting evidence that other processes such as heterogeneous and multiphase reactions in the troposphere could induce significant SOA formation in addition to the ... See full document

9

Modeling SOA formation from the oxidation of intermediate volatility <i>n</i>-alkanes

Modeling SOA formation from the oxidation of intermediate volatility <i>n</i>-alkanes

... above, the aerosol yield is very low (see Fig. 1b). The hexadecane oxida- tion simulation yields SOA contributors that are mostly too reduced to be categorized as OOA (see ...6). The OOA ... See full document

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