Search Results - "NOZIERE, B"

H migration in peroxy radicals under atmospheric conditions by Vereecken, Luc, Nozière, Barbara

“…A large data set of rate coefficients for H migration in peroxy radicals is presented and supplemented with literature data to derive a structure–activity…”
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The Cloud Condensation Nuclei (CCN) properties of 2-methyltetrols and C3-C6 polyols from osmolality and surface tension measurements by Ekström, S., Nozière, B., Hansson, H.-C.

“…A significant fraction of the organic material in aerosols is made of highly soluble compounds such as sugars (mono- and polysaccharides) and polyols such as…”
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Formation mechanisms and yields of small imidazoles from reactions of glyoxal with NH4(+) in water at neutral pH by Maxut, A, Nozière, B, Fenet, B, Mechakra, H

“…Imidazoles have numerous applications in pharmacology, chemistry, optics and electronics, making the development of their environmentally-friendly synthetic…”
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CLOUDS. Don't forget the surface by Noziere, Barbara

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Proton transfer mass spectrometry studies of peroxy radicals by Hanson, D., Orlando, J., Noziere, B., Kosciuch, E.

“…A laminar flow reactor coupled to a proton transfer mass spectrometer utilizing H 3O +·(H 2O) n cluster ions is described. Experiments involving the Cl-atom…”
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Direct Observation of Aliphatic Peroxy Radical Autoxidation and Water Effects: An Experimental and Theoretical Study by Nozière, Barbara, Vereecken, Luc

“…The autoxidation of organic peroxy radicals (RO2) into hydroperoxy‐alkyl radicals (QOOH), then hydroperoxy‐peroxy radicals (HOOQO2) is now considered to be…”
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Heterogeneous photochemistry of imidazole-2-carboxaldehyde: HO2 radical formation and aerosol growth by Laura González Palacios, Pablo Corral Arroyo, Aregahegn, Kifle Z, Steimer, Sarah S, Bartels-Rausch, Thorsten, Nozière, Barbara, George, Christian, Ammann, Markus, Volkamer, Rainer

“…The multiphase chemistry of glyoxal is a source of secondary organic aerosol (SOA), including its light-absorbing product imidazole-2-carboxaldehyde (IC). IC…”
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A possible role of ground-based microorganisms on cloud formation in the atmosphere by Ekström, S., Nozière, B., Hultberg, M., Alsberg, T., Magnér, J., Nilsson, E. D., Artaxo, P.

“…The formation of clouds is an important process for the atmosphere, the hydrological cycle, and climate, but some aspects of it are not completely understood…”
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Speciated Monitoring of Gas-Phase Organic Peroxy Radicals by Chemical Ionization Mass Spectrometry: Cross-Reactions between CH3O2, CH3(CO)O-2, (CH3)(3)CO2, and c-C6H11O by Noziere, B., Hansonte, D.

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Organic reactions increasing the absorption index of atmospheric sulfuric acid aerosols by Nozière, B., Esteve, W.

“…Unlike most environments present at Earth's surface atmospheric aerosols can be favorable to organic reactions. Among them, the acid‐catalyzed aldol…”
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Primary and secondary organics in the tropical Amazonian rainforest aerosols: chiral analysis of 2-methyltetraols by González, N J D, Borg-Karlson, A-K, Artaxo, P, Guenther, A, Krejci, R, Nozière, B, Noone, K

“…This work presents the application of a new method to facilitate the distinction between biologically produced (primary) and atmospherically produced…”
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The Molecular Identification of Organic Compounds in the Atmosphere: State of the Art and Challenges by Nozière, Barbara, Kalberer, Markus, Claeys, Magda, Allan, James, D’Anna, Barbara, Decesari, Stefano, Finessi, Emanuela, Glasius, Marianne, Grgić, Irena, Hamilton, Jacqueline F, Hoffmann, Thorsten, Iinuma, Yoshiteru, Jaoui, Mohammed, Kahnt, Ariane, Kampf, Christopher J, Kourtchev, Ivan, Maenhaut, Willy, Marsden, Nicholas, Saarikoski, Sanna, Schnelle-Kreis, Jürgen, Surratt, Jason D, Szidat, Sönke, Szmigielski, Rafal, Wisthaler, Armin

“…The authors examines issues related to the molecular identification of organic compounds in the atmosphere. Topics discussed include optically active compounds…”
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The dynamic surface tension of atmospheric aerosol surfactants reveals new aspects of cloud activation by Nozière, Barbara, Baduel, Christine, Jaffrezo, Jean-Luc

“…The activation of aerosol particles into cloud droplets in the Earth’s atmosphere is both a key process for the climate budget and a main source of…”
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Measuring the Surface Tension of Atmospheric Particles and Relevant Mixtures to Better Understand Key Atmospheric Processes by El Haber, Manuella, Gérard, Violaine, Kleinheins, Judith, Ferronato, Corinne, Nozière, Barbara

“…Aerosol and aqueous particles are ubiquitous in Earth’s atmosphere and play key roles in geochemical processes such as natural chemical cycles, cloud and fog…”
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Anionic, Cationic, and Nonionic Surfactants in Atmospheric Aerosols from the Baltic Coast at Askö, Sweden: Implications for Cloud Droplet Activation by Gérard, Violaine, Nozière, Barbara, Baduel, Christine, Fine, Ludovic, Frossard, Amanda A, Cohen, Ronald C

“…Recent analyses of atmospheric aerosols from different regions have demonstrated the ubiquitous presence of strong surfactants and evidenced surface tension…”
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Glyoxal Induced Atmospheric Photosensitized Chemistry Leading to Organic Aerosol Growth by Rossignol, Stéphanie, Aregahegn, Kifle Z, Tinel, Liselotte, Fine, Ludovic, Nozière, Barbara, George, Christian

“…In recent years, it has been proposed that gas phase glyoxal could significantly contribute to ambient organic aerosol (OA) mass through multiphase chemistry…”
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Salting out, non-ideality and synergism enhance surfactant efficiency in atmospheric aerosols by El Haber, Manuella, Ferronato, Corinne, Giroir-Fendler, Anne, Fine, Ludovic, Nozière, Barbara

“…In Earth’s atmosphere, the surface tension of sub-micron aerosol particles is suspected to affect their efficiency in becoming cloud droplets. But this…”
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Alpha-pinene oxidation by OH: simulations of laboratory experiments by Capouet, M., Peeters, J., Nozi`ere, B., Müller, J.-F.

“…This paper presents a state-of-the-art gas-phase mechanism for the degradation of α-pinene by OH and its validation by box model simulations of laboratory…”
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Concentrations and Adsorption Isotherms for Amphiphilic Surfactants in PM1 Aerosols from Different Regions of Europe by Gérard, Violaine, Noziere, Barbara, Fine, Ludovic, Ferronato, Corinne, Singh, Dharmendra Kumar, Frossard, Amanda A, Cohen, Ronald C, Asmi, Eija, Lihavainen, Heikki, Kivekäs, Niku, Aurela, Minna, Brus, David, Frka, Sanja, Cvitešić Kušan, Ana

“…Predicting the activation of submicrometer particles into cloud droplets in the atmosphere remains a challenge. The importance of surface tension, σ (mN m–1),…”
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Properties of Seawater Surfactants Associated with Primary Marine Aerosol Particles Produced by Bursting Bubbles at a Model Air–Sea Interface by Frossard, Amanda A, Gérard, Violaine, Duplessis, Patrick, Kinsey, Joanna D, Lu, Xi, Zhu, Yuting, Bisgrove, John, Maben, John R, Long, Michael S, Chang, Rachel Y.-W, Beaupré, Steven R, Kieber, David J, Keene, William C, Nozière, Barbara, Cohen, Ronald C

“…Surfactants account for minor fractions of total organic carbon in the ocean but can significantly influence the production of primary marine aerosol particles…”
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