Search Results - "Lopez Valverde, M"

Three-dimensional Martian ionosphere model: I. The photochemical ionosphere below 180 km by González-Galindo, F., Chaufray, J.-Y., López-Valverde, M. A., Gilli, G., Forget, F., Leblanc, F., Modolo, R., Hess, S., Yagi, M.

“…We describe the Mars ionosphere with unprecedented detail in 3‐D, as simulated by a Mars general circulation model (the Laboratoire de Météorologie Dynamique…”
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Gravity waves, cold pockets and CO2 clouds in the Martian mesosphere by Spiga, A., González-Galindo, F., López-Valverde, M.-Á., Forget, F.

“…Many independent measurements have shown that extremely cold temperatures are found in the Martian mesosphere. These mesospheric “cold pockets” may result from…”
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A ground‐to‐exosphere Martian general circulation model: 1. Seasonal, diurnal, and solar cycle variation of thermospheric temperatures by Gonzalez-Galindo, F, get, F, Lopez-Valverde, M A, Coll, M Angelats i, Millour, E

“…We present the extension to the thermosphere of a Martian general circulation model, the first able to self‐consistently study the whole Martian atmosphere…”
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A ground-to-exosphere Martian general circulation model: 2. Atmosphere during solstice conditions—Thermospheric polar warming by F. González-Galindo, F. Forget, M. A. López-Valverde, M. Angelats i Coll

“…A ground‐to‐exosphere Martian general circulation model is applied to study the thermal and dynamical structure of the upper Martian atmosphere during…”
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Polar warming in the Mars thermosphere: Seasonal variations owing to changing insolation and dust distributions by Bougher, S. W., Bell, J. M., Murphy, J. R., Lopez-Valverde, M. A., Withers, P. G.

“…Warming of the martian lower thermosphere (100–130 km) at north polar latitudes near the perihelion/winter solstice (Ls = 270) was recently observed. No…”
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Three-dimensional Martian ionosphere model: II. Effect of transport processes due to pressure gradients by Chaufray, J.-Y., Gonzalez-Galindo, F, Forget, F., Lopez-Valverde, M., Leblanc, F., Modolo, R., Hess, S., Yagi, M., Blelly, P.-L., Witasse, O.

“…To study the transport of the ionospheric plasma on Mars, we have included a 3‐D multifluid dynamical core in a Martian general circulation model. Vertical…”
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Global Vertical Distribution of Water Vapor on Mars: Results From 3.5 Years of ExoMars‐TGO/NOMAD Science Operations by Aoki, S., Vandaele, A. C., Daerden, F., Villanueva, G. L., Liuzzi, G., Clancy, R. T., Lopez‐Valverde, M. A., Brines, A., Thomas, I. R., Trompet, L., Erwin, J. T., Neary, L., Robert, S., Piccialli, A., Holmes, J. A., Patel, M. R., Yoshida, N., Whiteway, J., Smith, M. D., Ristic, B., Bellucci, G., Lopez‐Moreno, J. J., Fedorova, A. A.

“…We present water vapor vertical distributions on Mars retrieved from 3.5 years of solar occultation measurements by Nadir and Occultation for Mars Discovery…”
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Effect of the Lateral Exospheric Transport on the Horizontal Hydrogen Distribution Near the Exobase of Mars by Chaufray, J.‐Y., Yelle, R. V., Gonzalez‐Galindo, F., Forget, F., Lopez‐Valverde, M., Leblanc, F., Modolo, R.

“…We simulate the hydrogen density near the exobase of Mars, using the 3‐D Martian Global Circulation Model of Laboratoire de Météorologie Dynamique, coupled to…”
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Extension of a Martian general circulation model to thermospheric altitudes: UV heating and photochemical models by González‐Galindo, F., López‐Valverde, M. A., Angelats i Coll, M., Forget, F.

“…A fast method to incorporate the UV heating and the photochemistry of the neutral upper atmosphere of Mars into general circulation models (GCMs) is presented…”
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On the Origins of Mars' Exospheric Nonthermal Oxygen Component as Observed by MAVEN and Modeled by HELIOSARES by Leblanc, F., Chaufray, J. Y., Modolo, R., Leclercq, L., Curry, S., Luhmann, J., Lillis, R., Hara, T., McFadden, J., Halekas, J., Schneider, N., Deighan, J., Mahaffy, P. R., Benna, M., Johnson, R. E., Gonzalez‐Galindo, F., Forget, F., Lopez‐Valverde, M. A., Eparvier, F. G., Jakosky, B.

“…The first measurements of the emission brightness of the oxygen atomic exosphere by Mars Atmosphere and Volatile EvolutioN (MAVEN) mission have clearly shown…”
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Thermal structure of the upper atmosphere of Venus simulated by a ground-to-thermosphere GCM by Gilli, G., Lebonnois, S., González-Galindo, F., López-Valverde, M.A., Stolzenbach, A., Lefèvre, F., Chaufray, J.Y., Lott, F.

“…•The thermal structure of the upper atmosphere of Venus predicted by a groundto- thermosphere 3D model for Venus is presented. The model includes the main…”
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Density and Temperature of the Upper Mesosphere and Lower Thermosphere of Mars Retrieved From the OI 557.7 nm Dayglow Measured by TGO/NOMAD by Aoki, S., Gkouvelis, L., Gérard, J.‐C., Soret, L., Hubert, B., Lopez‐Valverde, M. A., González‐Galindo, F., Sagawa, H., Thomas, I. R., Ristic, B., Willame, Y., Depiesse, C., Mason, J., Patel, M. R., Bellucci, G., Lopez‐Moreno, J.‐J., Daerden, F., Vandaele, A. C.

“…The upper mesosphere and lower thermosphere of Mars (70–150 km) is of high interest because it is a region affected by climatological/meteorological events in…”
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The first Mars thermospheric general circulation model: The Martian atmosphere from the ground to 240 km by Angelats i Coll, M., Forget, F., López-Valverde, M. A., González-Galindo, F.

“…The Martian general circulation model (GCM) at the Laboratoire de Météorologie Dynamique (LMD) has been extended up to approximately 240 km and it is now the…”
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Carbon monoxide and temperature in the upper atmosphere of Venus from VIRTIS/Venus Express non-LTE limb measurements by Gilli, G., López-Valverde, M.A., Peralta, J., Bougher, S., Brecht, A., Drossart, P., Piccioni, G.

“…•Limb non-LTE CO emissions observed by VIRTIS/VEx at 4.7μm.•Retrieved daytime CO and temperature in the upper atmosphere of Venus (100–150km).•Venus…”
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Upper atmosphere of Mars up to 120 km: Mars Global Surveyor accelerometer data analysis with the LMD general circulation model by Angelats i Coll, M., Forget, F., López-Valverde, M. A., Read, P. L., Lewis, S. R.

“…Mars Global Surveyor (MGS) aerobraking accelerometer density measurements are analyzed with the use of the general circulation model (GCM) at the Laboratoire…”
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Modelling the atmospheric CO2 10-μm non-thermal emission in Mars and Venus at high spectral resolution by López-Valverde, M.A., Sonnabend, G., Sornig, M., Kroetz, P.

“…A study of the CO2 atmospheric emissions at 10- mu m in the upper atmospheres of Mars and Venus is performed in order to explain a number of ground-based…”
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Venus's major cloud feature as an equatorially trapped wave distorted by the wind by Peralta, J., Sánchez-Lavega, A., López-Valverde, M. A., Luz, D., Machado, P.

“…The superrotation of the atmospheres of slowly rotating bodies is a long‐standing problem yet unsolved in atmospheric dynamics. On Venus, the most extreme case…”
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Carbon monoxide fluorescence from Titan's atmosphere by López-Valverde, M.A., Lellouch, E., Coustenis, A.

“…We report on the discovery of emissions due to carbon monoxide from Titan's atmosphere, from mid-infrared observations with the ISAAC spectrometer at the Very…”
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Thermal and wind structure of the Martian thermosphere as given by two General Circulation Models by González-Galindo, F., Bougher, S.W., López-Valverde, M.A., Forget, F., Murphy, J.

“…We have used two different General Circulation Models to study the thermal and wind structure of the Martian upper atmosphere (mesosphere and thermosphere)…”
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Modeling the atmospheric limb emission of CO2 at 4.3 μm in the terrestrial planets by López-Valverde, M.A., López-Puertas, M., Funke, B., Gilli, G., Garcia-Comas, M., Drossart, P., Piccioni, G., Formisano, V.

“…The MIPAS instrument on board Envisat, in Earth orbit, the PFS and OMEGA instruments on Mars Express, and VIRTIS on board Venus Express are currently providing…”
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