Search Results - "Lac, Christine"

Role of thermodynamic and turbulence processes on the fog life cycle during SOFOG3D experiment by Dione, Cheikh, Haeffelin, Martial, Burnet, Frédéric, Lac, Christine, Canut, Guylaine, Delanoë, Julien, Dupont, Jean-Charles, Jorquera, Susana, Martinet, Pauline, Ribaud, Jean-François, Toledo, Felipe

“…In this study, we use a synergy of in situ and remote sensing measurements collected during the SOuthwest FOGs 3D experiment for processes study (SOFOG3D)…”
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A Theoretical Analysis of Mixing Length for Atmospheric Models From Micro to Large Scales by Honnert, Rachel, Masson, Valéry, Lac, Christine, Nagel, Tim

“…A new mixing length adapted to the constraints of the hectometric-scale gray zone of turbulence for neutral and convective boundary layers is proposed. It…”
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Large-Eddy Simulations with an Immersed Boundary Method: Pollutant Dispersion over Urban Terrain by Auguste, Franck, Lac, Christine, Masson, Valery, Cariolle, Daniel

“…In urban canopies, the variability of pollution may be influenced by the presence of surface heterogeneities like orography and buildings. Using the Meso-NH…”
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Simulation of a Large Wildfire in a Coupled Fire-Atmosphere Model by Filippi, Jean-Baptiste, Bosseur, Frédéric, Mari, Céline, Lac, Christine

“…The Aullene fire devastated more than 3000 ha of Mediterranean maquis and pine forest in July 2009. The simulation of combustion processes, as well as…”
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Effects of High‐Density Gradients on Wildland Fire Behavior in Coupled Atmosphere‐Fire Simulations by Costes, Aurélien, Rodier, Quentin, Masson, Valéry, Lac, Christine, Rochoux, Mélanie C.

“…Coupled atmosphere‐fire modeling is recognized as a relevant approach for the representation of the interaction between a wildland fire and local meteorology…”
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High‐Resolution Large Eddy Simulation of Snow Accumulation in Alpine Terrain by Vionnet, Vincent, Martin, Eric, Masson, Valéry, Lac, Christine, Naaim Bouvet, Florence, Guyomarc'h, Gilbert

“…Snow accumulation in alpine terrain is controlled by three main processes that act at different spatial scales: (i) orographic snowfall, (ii) preferential…”
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Diurnal, synoptic and seasonal variability of atmospheric CO 2 in the Paris megacity area by Xueref-Remy, Irène, Dieudonné, Elsa, Vuillemin, Cyrille, Lopez, Morgan, Lac, Christine, Schmidt, Martina, Delmotte, Marc, Chevallier, Frédéric, Ravetta, François, Perrussel, Olivier, Ciais, Philippe, Bréon, François-Marie, Broquet, Grégoire, Ramonet, Michel, Spain, T. Gerard, Ampe, Christophe

“…Most of the global fossil fuel CO2 emissions arise from urbanized and industrialized areas. Bottom-up inventories quantify them but with large uncertainties…”
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Turbulent Transport in the Gray Zone: A Large Eddy Model Intercomparison Study of the CONSTRAIN Cold Air Outbreak Case by Roode, Stephan R. de, Frederikse, Thomas, Siebesma, A. Pier, Ackerman, Andrew S., Chylik, Jan, Field, Paul R., Fricke, Jens, Gryschka, Micha, Hill, Adrian, Honnert, Rachel, Krueger, Steve K., Lac, Christine, Lesage, Andrew T., Tomassini, Lorenzo

“…To quantify the turbulent transport at gray zone length scales between 1 and 10 km the Lagrangian evolution of the CONSTRAIN cold air outbreak (CAO) case was…”
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Modelling Airport Pollutants Dispersion at High Resolution by Sarrat, Claire, Aubry, Sébastien, Chaboud, Thomas, Lac, Christine

“…Local air quality is a major concern for the population regularly exposed to high levels of air pollution. Due mainly to its aircraft engine activities during…”
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The Actuator Line Method in the Meteorological LES Model Meso-NH to Analyze the Horns Rev 1 Wind Farm Photo Case by Joulin, Pierre-Antoine, Mayol, Maria Laura, Masson, Valéry, Blondel, Frédéric, Rodier, Quentin, Cathelain, Marie, Lac, Christine

“…The offshore wind market is expected to see massive growth worldwide in the next decade. Recent research in this sector has led to a new generation of wind…”
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Coupled Atmosphere‐Wildland Fire Modelling by Baptiste Filippi, Jean, Bosseur, Frédéric, Mari, Céline, Lac, Christine, Le Moigne, Patrick, Cuenot, Bénédicte, Veynante, Denis, Cariolle, Daniel, Balbi, Jacques‐Henri

“…Simulating the interaction between fire and atmosphere is critical to the estimation of the rate of spread of the fire. Wildfire's convection (i.e., entire…”
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Evaluation of the AROME model's ability to represent ice crystal icing using in situ observations from the HAIC 2015 field campaign by Wurtz, Jean, Bouniol, Dominique, Vié, Benoît, Lac, Christine

“…Since pilots generally avoid intense convective areas, ice crystals icing (ICI) is an aeronautical weather incident that mainly occurs in the anvil of tropical…”
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Evaluation of turbulence parametrizations in convective clouds and their environment based on a large‐eddy simulation by Strauss, Clément, Ricard, Didier, Lac, Christine, Verrelle, Antoine

“…The representation of deep convective clouds by convection‐permitting models could be improved by parametrizing the subgrid turbulent fluxes better. Following…”
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Numerical Analysis of the Atmospheric Boundary-Layer Turbulence Influence on Microscale Transport of Pollutant in an Idealized Urban Environment by Nagel, Tim, Schoetter, Robert, Masson, Valéry, Lac, Christine, Carissimo, Bertrand

“…The mesoscale atmospheric model Meso-NH is used to investigate the influence of mesoscale atmospheric turbulence on the mean flow, turbulence, and pollutant…”
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Impact of climate change on surface winds in France using a statistical‐dynamical downscaling method with mesoscale modelling by Najac, Julien, Lac, Christine, Terray, Laurent

“…A statistical‐dynamical downscaling method is presented to estimate 10 m wind speed and direction distributions at high spatial resolutions using a weather…”
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Large eddy simulation of radiation fog: impact of dynamics on the fog life cycle by Mazoyer, Marie, Lac, Christine, Thouron, Odile, Bergot, Thierry, Masson, Valery, Musson-Genon, Luc

“…Large eddy simulations (LESs) of a radiation fog event occurring during the ParisFog experiment are studied with a view to analyse the impact of the dynamics…”
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Semi‐idealized simulations of wintertime flows and pollutant transport in an Alpine valley: Origins of local circulations (Part I) by Sabatier, Tiphaine, Paci, Alexandre, Lac, Christine, Canut, Guylaine, Largeron, Yann, Masson, Valéry

“…Mountainous terrains are known for driving their own dynamics which respond to the local morphological arrangement of the area. Thermally driven flows in…”
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Hectometric-scale simulations of a Mediterranean heavy-precipitation event during the Hydrological cycle in the Mediterranean Experiment by Nuissier, Olivier, Duffourg, Fanny, Martinet, Maxime, Ducrocq, Véronique, Lac, Christine

“…Offshore convection occurred over the Mediterranean sea on 26 October 2012 and was well documented during the first Special Observation Period (SOP1) of the…”
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Semi‐idealized simulations of wintertime flows and pollutant transport in an Alpine valley. Part II: Passive tracer tracking by Sabatier, Tiphaine, Largeron, Yann, Paci, Alexandre, Lac, Christine, Rodier, Quentin, Canut, Guylaine, Masson, Valéry

“…Under wintertime quiescent conditions, thermally driven circulations represent one of the only sources of tracer dispersion over mountainous terrain. Those…”
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A New Framework to Compare Mass-Flux Schemes Within the AROME Numerical Weather Prediction Model by Riette, Sébastien, Lac, Christine

“…In the Application of Research to Operations at Mesoscale (AROME) numerical weather forecast model used in operations at Météo-France, five mass-flux schemes…”
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