Search Results - "Valorso, R"

Impact of chamber wall loss of gaseous organic compounds on secondary organic aerosol formation: explicit modeling of SOA formation from alkane and alkene oxidation by La, Y. S, Camredon, M, Ziemann, P. J, Valorso, R, Matsunaga, A, Lannuque, V, Lee-Taylor, J, Hodzic, A, Madronich, S, Aumont, B

“…Recent studies have shown that low volatility gas-phase species can be lost onto the smog chamber wall surfaces. Although this loss of organic vapors to walls…”
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Structure-activity relationships to estimate the effective Henry's law constants of organics of atmospheric interest by Raventos-Duran, T, Camredon, M, Valorso, R, Mouchel-Vallon, C, Aumont, B

“…The Henry's law constant is a key property needed to address the multiphase behaviour of organics in the atmosphere. Methods that can reliably predict the…”
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Modeling SOA formation from the oxidation of intermediate volatility n-alkanes by Aumont, B, Valorso, R, Mouchel-Vallon, C, Camredon, M, Lee-Taylor, J, Madronich, S

“…The chemical mechanism leading to SOA formation and ageing is expected to be a multigenerational process, i.e. a successive formation of organic compounds with…”
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Multiday production of condensing organic aerosol mass in urban and forest outflow by Lee-Taylor, J, Hodzic, A, Madronich, S, Aumont, B, Camredon, M, Valorso, R

“…Secondary organic aerosol (SOA) production in air masses containing either anthropogenic or biogenic (terpene-dominated) emissions is investigated using the…”
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Explicit modelling of SOA formation from α-pinene photooxidation: sensitivity to vapour pressure estimation by Valorso, R., Aumont, B., Camredon, M., Raventos-Duran, T., Mouchel-Vallon, C., Ng, N. L., Seinfeld, J. H., Lee-Taylor, J., Madronich, S.

“…The sensitivity of the formation of secondary organic aerosol (SOA) to the estimated vapour pressures of the condensable oxidation products is explored. A…”
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Explicit modeling of volatile organic compounds partitioning in the atmospheric aqueous phase by Mouchel-Vallon, C, Bräuer, P, Camredon, M, Valorso, R, Madronich, S, Herrmann, H, Aumont, B

“…The gas phase oxidation of organic species is a multigenerational process involving a large number of secondary compounds. Most secondary organic species are…”
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Development of a parallel sampling and analysis method for the elucidation of gas/particle partitioning of oxygenated semi-volatile organics: a limonene ozonolysis study by Rossignol, S, Chiappini, L, Perraudin, E, Rio, C, Fable, S, Valorso, R, Doussin, J. F

“…The gas/particle partitioning behaviour of the semi-volatile fraction of secondary organic matter and the associated multiphase chemistry are key features to…”
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Estimation of rate coefficients and branching ratios for reactions of organic peroxy radicals for use in automated mechanism construction by Jenkin, Michael E, Valorso, Richard, Aumont, Bernard, Rickard, Andrew R

“…Organic peroxy radicals (RO2), formed from the degradation of hydrocarbons and other volatile organic compounds (VOCs), play a key role in tropospheric…”
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Ether and ester formation from peroxy radical recombination: a qualitative reaction channel analysis by Franzon, Lauri, Camredon, Marie, Valorso, Richard, Aumont, Bernard, Kurtén, Theo

“…The least volatile organic compounds participating in atmospheric new-particle formation are very likely accretion products from self- and cross-reactions of…”
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Impact of present and future aircraft NOx and aerosol emissions on atmospheric composition and associated direct radiative forcing of climate by Terrenoire, Etienne, Hauglustaine, Didier A, Cohen, Yann, Cozic, Anne, Valorso, Richard, Lefèvre, Franck, Matthes, Sigrun

“…Aviation NOx emissions not only have an impact on global climate by changing ozone and methane levels but also contribute to the deterioration of local air…”
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Estimation of secondary organic aerosol viscosity from explicit modeling of gas-phase oxidation of isoprene and α-pinene by Galeazzo, Tommaso, Valorso, Richard, Li, Ying, Camredon, Marie, Aumont, Bernard, Shiraiwa, Manabu

“…Secondary organic aerosols (SOA) are major components of atmospheric fine particulate matter, affecting climate and air quality. Mounting evidence exists that…”
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Estimation of rate coefficients and branching ratios for gas-phase reactions of OH with aliphatic organic compounds for use in automated mechanism construction by Jenkin, Michael E, Valorso, Richard, Aumont, Bernard, Rickard, Andrew R, Wallington, Timothy J

“…Reaction with the hydroxyl (OH) radical is the dominant removal process for volatile organic compounds (VOCs) in the atmosphere. Rate coefficients for…”
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Secondary organic aerosols derived from intermediate-volatility n-alkanes adopt low-viscous phase state by Galeazzo, Tommaso, Aumont, Bernard, Camredon, Marie, Valorso, Richard, Lim, Yong B, Ziemann, Paul J, Shiraiwa, Manabu

“…Secondary organic aerosol (SOA) derived from n-alkanes, as emitted from vehicles and volatile chemical products, is a major component of anthropogenic…”
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Estimation of rate coefficients and branching ratios for gas-phase reactions of OH with aromatic organic compounds for use in automated mechanism construction by Jenkin, Michael E, Valorso, Richard, Aumont, Bernard, Rickard, Andrew R, Wallington, Timothy J

“…Reaction with the hydroxyl (OH) radical is the dominant removal process for volatile organic compounds (VOCs) in the atmosphere. Rate coefficients for the…”
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Gas–particle partitioning of toluene oxidation products: an experimental and modeling study by Lannuque, Victor, D'Anna, Barbara, Kostenidou, Evangelia, Couvidat, Florian, Martinez-Valiente, Alvaro, Eichler, Philipp, Wisthaler, Armin, Müller, Markus, Temime-Roussel, Brice, Valorso, Richard, Sartelet, Karine

“…Toluene represents a large fraction of anthropogenic emissions and significantly contributes to tropospheric ozone and secondary organic aerosol (SOA)…”
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Exploration of the influence of environmental conditions on secondary organic aerosol formation and organic species properties using explicit simulations: development of the VBS-GECKO parameterization by Lannuque, Victor, Camredon, Marie, Couvidat, Florian, Hodzic, Alma, Valorso, Richard, Madronich, Sasha, Bessagnet, Bertrand, Aumont, Bernard

“…Atmospheric chambers have been widely used to study secondary organic aerosol (SOA) properties and formation from various precursors under different controlled…”
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Paris air quality monitoring for the 2024 Olympics and Paralympics: focus on air pollutants and pollen by Bougault, Valerie, Valorso, Richard, Sarda-Esteve, Roland, Baisnee, Dominique, Visez, Nicolas, Oliver, Gilles, Bureau, Jordan, Abdoussi, Fatine, Ghersi, Veronique, Foret, Gilles

“…Exposure to air pollution can affect the health of individuals with respiratory disease, but may also impede the health and performance of athletes. This is…”
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Estimation of mechanistic parameters in the gas-phase reactions of ozone with alkenes for use in automated mechanism construction by Newland, Mike J, Mouchel-Vallon, Camille, Valorso, Richard, Aumont, Bernard, Vereecken, Luc, Jenkin, Michael E, Rickard, Andrew R

“…Reaction with ozone is an important atmospheric removal process for alkenes. The ozonolysis reaction produces carbonyls and carbonyl oxides (Criegee…”
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Estimation of rate coefficients for the reactions of O3 with unsaturated organic compounds for use in automated mechanism construction by Jenkin, Michael E, Valorso, Richard, Aumont, Bernard, Newland, Mike J, Rickard, Andrew R

“…Reaction with ozone (O3) is an important removal process for unsaturated volatile organic compounds (VOCs) in the atmosphere. Rate coefficients for reactions…”
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SOA formation from the photooxidation of α-pinene: systematic exploration of the simulation of chamber data by McVay, Renee C., Zhang, Xuan, Aumont, Bernard, Valorso, Richard, Camredon, Marie, La, Yuyi S., Wennberg, Paul O., Seinfeld, John H.

“…Chemical mechanisms play an important role in simulating the atmospheric chemistry of volatile organic compound oxidation. Comparison of mechanism simulations…”
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