Search Results - "Mialon, A."

Overview of SMOS performance in terms of global soil moisture monitoring after six years in operation by Kerr, Y.H., Al-Yaari, A., Rodriguez-Fernandez, N., Parrens, M., Molero, B., Leroux, D., Bircher, S., Mahmoodi, A., Mialon, A., Richaume, P., Delwart, S., Al Bitar, A., Pellarin, T., Bindlish, R., Jackson, T.J., Rüdiger, C., Waldteufel, P., Mecklenburg, S., Wigneron, J.-P.

“…The Soil Moisture and Ocean Salinity satellite (SMOS) was launched in November 2009 and started delivering data in January 2010. The commissioning phase ended…”
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Assessment and inter-comparison of recently developed/reprocessed microwave satellite soil moisture products using ISMN ground-based measurements by Al-Yaari, A., Wigneron, J.-P., Dorigo, W., Colliander, A., Pellarin, T., Hahn, S., Mialon, A., Richaume, P., Fernandez-Moran, R., Fan, L., Kerr, Y.H., De Lannoy, G.

“…Soil moisture (SM) is a key state variable in understanding the climate system through its control on the land surface energy, water budget partitioning, and…”
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Evaluating soil moisture retrievals from ESA's SMOS and NASA's SMAP brightness temperature datasets by Al-Yaari, A., Wigneron, J.-P., Kerr, Y., Rodriguez-Fernandez, N., O'Neill, P.E., Jackson, T.J., De Lannoy, G.J.M., Al Bitar, A., Mialon, A., Richaume, P., Walker, J.P., Mahmoodi, A., Yueh, S.

“…Two satellites are currently monitoring surface soil moisture (SM) using L-band observations: SMOS (Soil Moisture and Ocean Salinity), a joint ESA (European…”
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Global-scale evaluation of two satellite-based passive microwave soil moisture datasets (SMOS and AMSR-E) with respect to Land Data Assimilation System estimates by Al-Yaari, A., Wigneron, J.-P., Ducharne, A., Kerr, Y., de Rosnay, P., de Jeu, R., Govind, A., Al Bitar, A., Albergel, C., Muñoz-Sabater, J., Richaume, P., Mialon, A.

“…Global Level-3 surface soil moisture (SM) maps derived from the passive microwave SMOS (Soil Moisture and Ocean Salinity) observations at L-band have recently…”
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Global-scale comparison of passive (SMOS) and active (ASCAT) satellite based microwave soil moisture retrievals with soil moisture simulations (MERRA-Land) by Al-Yaari, A., Wigneron, J.-P., Ducharne, A., Kerr, Y.H., Wagner, W., De Lannoy, G., Reichle, R., Al Bitar, A., Dorigo, W., Richaume, P., Mialon, A.

“…Global surface soil moisture (SSM) datasets are being produced based on active and passive microwave satellite observations and simulations from land surface…”
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Evaluation of multi-frequency bare soil microwave reflectivity models by Montpetit, B., Royer, A., Wigneron, J.-P., Chanzy, A., Mialon, A.

“…Passive microwave remote sensing is commonly used to monitor the hydrological processes of the earth's surface (soil moisture) as well as key surface…”
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Mean European Carbon Sink Over 2010–2015 Estimated by Simultaneous Assimilation of Atmospheric CO2, Soil Moisture, and Vegetation Optical Depth by Scholze, M., Kaminski, T., Knorr, W., Voßbeck, M., Wu, M., Ferrazzoli, P., Kerr, Y., Mialon, A., Richaume, P., Rodríguez-Fernández, N., Vittucci, C., Wigneron, J.‐P., Mecklenburg, S., Drusch, M.

“…The northern land biosphere is believed to be the main global sink of CO2, but the contribution of Europe is uncertain. While bottom‐up estimates and inverse…”
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Comparison of SMOS and AMSR-E vegetation optical depth to four MODIS-based vegetation indices by Grant, J.P., Wigneron, J.-P., De Jeu, R.A.M., Lawrence, H., Mialon, A., Richaume, P., Al Bitar, A., Drusch, M., van Marle, M.J.E., Kerr, Y.

“…The main objectives of this study were to provide a proxy “validation” of the Soil Moisture and Ocean Salinity (SMOS) mission's vegetation optical depth…”
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Testing regression equations to derive long-term global soil moisture datasets from passive microwave observations by Al-Yaari, A., Wigneron, J.P., Kerr, Y., de Jeu, R., Rodriguez-Fernandez, N., van der Schalie, R., Al Bitar, A., Mialon, A., Richaume, P., Dolman, A., Ducharne, A.

“…Within the framework of the efforts of the European Space Agency (ESA) to develop the most consistent and complete record of surface soil moisture (SSM), this…”
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Influence of snow surface properties on L-band brightness temperature at Dome C, Antarctica by Leduc-Leballeur, M., Picard, G., Macelloni, G., Arnaud, L., Brogioni, M., Mialon, A., Kerr, Y.H.

“…L-band radiometer measurements collected over the Dome~C area from 2010 to 2015 indicated that the brightness temperature (TB) was relatively stable at…”
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Performance of SMOS Soil Moisture Products over Core Validation Sites by Colliander, A., Kerr, Y., Wigneron, J-P., Al-Yaari, A., Rodriguez-Fernandez, N., Li, X., Chaubell, J., Richaume, P., Mialon, A., Asanuma, J., Berg, A., Bosch, D.D., Caldwell, T., Cosh, M.H., Holifield Collins, C., Martinez-Fernandez, J., McNairn, H., Seyfried, M.S., Starks, P.J., Su, Z., Thibeault, M., Walker, J.P.

“…The European Space Agency (ESA) launched the SMOS (Soil Moisture Ocean Salinity) mission in 2009; currently, multiple global soil moisture (SM) products are…”
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Roughness and vegetation parameterizations at L-band for soil moisture retrievals over a vineyard field by Fernandez-Moran, R., Wigneron, J.-P., Lopez-Baeza, E., Al-Yaari, A., Coll-Pajaron, A., Mialon, A., Miernecki, M., Parrens, M., Salgado-Hernanz, P.M., Schwank, M., Wang, S., Kerr, Y.H.

“…The capability of L-band radiometry to monitor surface soil moisture (SM) at global scale has been analyzed in numerous studies, mostly in the framework of the…”
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Soil moisture and vegetation optical depth retrievals over heterogeneous scenes using LEWIS L-band radiometer by Barrée, M., Mialon, A., Pellarin, T., Parrens, M., Biron, R., Lemaître, F., Gascoin, S., Kerr, Y.H.

“…•Presentation of a new L-band experiment measuring brightness temperature at high incidence angles.•Impact of high incidence angles in the L-MEB model for SM…”
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Three years of L-band brightness temperature measurements in a mountainous area: Topography, vegetation and snowmelt issues by Pellarin, T., Mialon, A., Biron, R., Coulaud, C., Gibon, F., Kerr, Y., Lafaysse, M., Mercier, B., Morin, S., Redor, I., Schwank, M., Völksch, I.

“…L-band passive measurements (1.4GHz) over continental areas are known to be related to surface soil moisture. Two satellite missions were recently launched to…”
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Plasma acyl-ghrelin increases after meal initiation: a new insight by Seyssel, K, Allirot, X, Nazare, J-A, Roth, H, Blond, E, Charrié, A, Mialon, A, Drai, J, Laville, M, Disse, E

“…Background/Objectives: Plasma ghrelin secretion over time in humans is characterized by pre-prandial increases and by post-prandial decreases all day long…”
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Estimation of the L-Band Effective Scattering Albedo of Tropical Forests Using SMOS Observations by Parrens, M., Al Bitar, A., Mialon, A., Fernandez-Moran, R., Ferrazzoli, P., Kerr, Y., Wigneron, J.-P

“…This letter aims to estimate the effective scattering albedo (ω p ) over the tropical forests using L-band (1.4 GHz) microwave remote sensing. It is carried…”
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Soil moisture modelling of a SMOS pixel: interest of using the PERSIANN database over the Valencia Anchor Station by Juglea, S, Kerr, Y, Mialon, A, Lopez-Baeza, E, Braithwaite, D, Hsu, K

“…In the framework of Soil Moisture and Ocean Salinity (SMOS) Calibration/Validation (Cal/Val) activities, this study addresses the use of the…”
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Modelling soil moisture at SMOS scale by use of a SVAT model over the Valencia Anchor Station by Juglea, S., Kerr, Y., Mialon, A., Wigneron, J.-P., Lopez-Baeza, E., Cano, A., Albitar, A., Millan-Scheiding, C., Carmen Antolin, M., Delwart, S.

“…The main goal of the SMOS (Soil Moisture and Ocean Salinity) mission is to deliver global fields of surface soil moisture and sea surface salinity using L-band…”
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Comparison of Two Bare-Soil Reflectivity Models and Validation With L-Band Radiometer Measurements by Schwank, M., Volksch, I., Wigneron, J.-P., Kerr, Y.H., Mialon, A., de Rosnay, P., Matzler, C.

“…The emission of bare soils at microwave L-band (1-2 GHz) frequencies is known to be correlated with surface soil moisture. Roughness plays an important role in…”
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Flagging the Topographic Impact on the SMOS Signal by Mialon, A., Coret, L., Kerr, Y.H., Secherre, F., Wigneron, J.-P.

“…Soil moisture retrieval models from the Soil Moisture and Ocean Salinity (SMOS) mission, which is an L-band microwave interferometer, are based on multiangular…”
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