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[PDF] Top 20 Mass transfer effects in hygroscopic measurements of aerosol particles

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Mass transfer effects in hygroscopic measurements of aerosol particles

Mass transfer effects in hygroscopic measurements of aerosol particles

... tration in the gas phase and over the particle surface, respec- tively, λ is the air mean free path, and α is the accommoda- tion coefficient accounting for the imperfect accommodation of the species on the ... See full document

10

High formation of secondary organic aerosol from the photo-oxidation of toluene

High formation of secondary organic aerosol from the photo-oxidation of toluene

... the mass transfer of organic material to the pre-existing ammonium sulfate ...absence of a second particle mode suggests that nucleation does not occur to a mea- surable ...signal in ... See full document

41

Mass analysis of charged aerosol particles in NLC and PMSE during the ECOMA/MASS campaign

Mass analysis of charged aerosol particles in NLC and PMSE during the ECOMA/MASS campaign

... flights of rocket-borne mul- tichannel mass analyzers for charged aerosol particles that were flown into PMSE and NLC on 3 August 2007 (MASS1) and into PMSE alone on 6 August 2007 ...part ... See full document

20

Field measurements of hygroscopic properties and state of mixing of nucleation mode particles

Field measurements of hygroscopic properties and state of mixing of nucleation mode particles

... description of the growth of laboratory generated nucleation mode aerosol particles can be found in Hämeri et ...properties of ultrafine particles are dif- ferent from ... See full document

31

Measuring and modeling the hygroscopic growth of two humic substances in mixed aerosol particles of atmospheric relevance

Measuring and modeling the hygroscopic growth of two humic substances in mixed aerosol particles of atmospheric relevance

... activity measurements present a method to cor- roborate the hygroscopic growth data measured directly with the HTDMA or EDB due to the simplicity of the equipment setup and the measurement ... See full document

17

Monitoring of inorganic ions, carbonaceous matter and mass in ambient aerosol particles with online and offline methods

Monitoring of inorganic ions, carbonaceous matter and mass in ambient aerosol particles with online and offline methods

... 28 February 2007). The TEOM had been operated at SMEAR III since October 2004, but the RT-OCEC measurements did not start before June 2006. Due to technical problems, some of the instruments did not run all ... See full document

38

High formation of secondary organic aerosol from the photo-oxidation of toluene

High formation of secondary organic aerosol from the photo-oxidation of toluene

... Concentrations of toluene were monitored using a proton- transfer reaction mass spectrometer (PTR-MS, Ionicon Ana- lytik ...PTR-MS measurements of toluene were cor- rected for ... See full document

14

Characterization of urban aerosol in Cork city (Ireland) using aerosol mass spectrometry

Characterization of urban aerosol in Cork city (Ireland) using aerosol mass spectrometry

... periods of the study (entire study, Period ...ratio of S. versus M. aver- age values (ratio S / M) of the measurements ...sequence of low dispersion conditions. In particular, ... See full document

19

Variability of aerosol, gaseous pollutants and meteorological characteristics associated with changes in air mass origin at the SW Atlantic coast of Iberia

Variability of aerosol, gaseous pollutants and meteorological characteristics associated with changes in air mass origin at the SW Atlantic coast of Iberia

... inlet of MoLa, which is normally available for stationary measurements, was ...for measurements in 10 m ...rate of about 90 l min −1 and therefore a pump with flow control was used for ... See full document

22

Microphysical processing of aerosol particles in orographic clouds

Microphysical processing of aerosol particles in orographic clouds

... The effects of warm-phase and mixed-phase orographic clouds on the aerosol population have been evaluated by sim- ulating orographic cloud formation over a 2-D double-bell- shaped topography with the ... See full document

20

Characterization of a real-time tracer for Isoprene   Epoxydiols-derived Secondary Organic Aerosol (IEPOX-SOA) from   aerosol mass spectrometer measurements

Characterization of a real-time tracer for Isoprene Epoxydiols-derived Secondary Organic Aerosol (IEPOX-SOA) from aerosol mass spectrometer measurements

... H., Gilman, J. B., de Gouw, J., Park, C., Schade, G., Beaver, M., Clair, J. M. S., Crounse, J., Wennberg, P., Wolfe, G. M., Harrold, S., Thornton, J. A., Farmer, D. K., Docherty, K. S., Cubison, M. J., Jimenez, J.-L., ... See full document

54

Effects of a silenced gene in Boolean network models

Effects of a silenced gene in Boolean network models

... impression of modeling the qualitative behavior of biological networks where molecules are represented as nodes and the molecular interactions are so called edges (Din, 2014; Zhang, 2012, 2015, 2016a, ... See full document

11

Measurements of aerosol charging states in Helsinki, Finland

Measurements of aerosol charging states in Helsinki, Finland

... them based on traditional methods (based on the particle size distribution, GR PSD , Dal Maso et al., 2005) was difficult. The instruments they used (an Inclined Grid Mobility Analyzer, IGMA, and a specially modified ... See full document

46

Oxalate metal complexes in aerosol particles: implications for the hygroscopicity of oxalate-containing particles

Oxalate metal complexes in aerosol particles: implications for the hygroscopicity of oxalate-containing particles

... component of DCA and also an im- portant component of identified secondary organic aerosols (Kawamura and Ikushima, 1993; Kawamura and Sakaguchi, 1999; Yu, ...2000). In this study, we focused on ... See full document

13

Chemical composition, sources, and processes of urban aerosols during summertime in Northwest China: insights from High Resolution Aerosol Mass Spectrometry

Chemical composition, sources, and processes of urban aerosols during summertime in Northwest China: insights from High Resolution Aerosol Mass Spectrometry

... Characterization of ambient aerosols in Mexico City during the MCMA-2003 campaign with Aerosol Mass Spectrometry: results from the CENICA Supersite, ... See full document

56

Seasonality of ultrafine and sub-micron aerosols and the inferences on particle formation processes

Seasonality of ultrafine and sub-micron aerosols and the inferences on particle formation processes

... Nucleation in the equatorial pacific during PEM- tropics B: enhanced boundary layer H 2 SO 4 but no particle production: NASA global tropo- spheric experiment Pacific Exploratory Mission in the tropics ... See full document

33

Diurnal variations of residential particulate wood burning emissions and their contribution to the concentration of Polycyclic Aromatic Hydrocarbons (PAHs)

Diurnal variations of residential particulate wood burning emissions and their contribution to the concentration of Polycyclic Aromatic Hydrocarbons (PAHs)

... small hourly changes were observed. However, during working days, BBOA and HOA concentrations mainly followed a profile similar to the total OA. Most of the time HOA and BBOA profiles correlate. This leads to the ... See full document

32

RESEARCH OF THE MASS TRANSFER AT MEMBRANE CLEANING OF BIOGAZ

RESEARCH OF THE MASS TRANSFER AT MEMBRANE CLEANING OF BIOGAZ

... results of this study show that the biogas facility is beneficial from an economic point of view of agriculture, provided that the technical support for the installation and its method of ... See full document

6

Braz. J. Chem. Eng.  vol.22 número2

Braz. J. Chem. Eng. vol.22 número2

... shown in Figure 1. Receipt of raw milk from farms or cooperatives involves its inspection based on legal regulation of chemical, sensorial and bacteriological ...approval in this initial ... See full document

10

Modelling of mass transfer kinetic in osmotic dehydration of kiwifruit

Modelling of mass transfer kinetic in osmotic dehydration of kiwifruit

... layer in order to get the minimum value of the prediction error (Mohebbi et ...results of the optimization of perceptron neural networks with logarithm sigmoid activation function (Log-sig – ... See full document

7

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