Search Results - "LEGOUT, C"

Using Continuous Turbidity and Seismic Measurements to Unravel Sediment Provenance and Interaction Between Suspended and Bedload Transport in an Alpine Catchment by Misset, C., Recking, A., Legout, C., Bakker, M., Gimbert, F., Geay, T., Zanker, S.

“…Fine sediment transport results from the complexity of the interactions between the different modes of transport and the variety of possible sediment sources,…”
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Capabilities of Large-scale Particle Image Velocimetry to characterize shallow free-surface flows by Muste, M., Hauet, A., Fujita, I., Legout, C., Ho, H.-C.

“…•The Image Velocimetry (IV) techniques are reviewed by this paper.•Free-surface IV is the non-intrusive technique to measure velocities in shallow water.•A…”
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The Dynamics of Suspended Sediment in a Typical Alpine Alluvial River Reach: Insight From a Seasonal Survey by Misset, C., Recking, A., Legout, C., Valsangkar, N., Bodereau, N., Zanker, S., Poirel, A., Borgniet, L.

“…The transport of suspended sediment is associated with important social, economic, and environmental issues. It is still unclear, however, how suspended…”
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Assessment of erosion and settling properties of fine sediments stored in cobble bed rivers: the Arc and Isère alpine rivers before and after reservoir flushing by Legout, C., Droppo, I.G., Coutaz, J., Bel, C., Jodeau, M.

“…Cohesive sediment dynamics in mountainous rivers is poorly understood even though these rivers are the main providers of fine particles to the oceans. Complex…”
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Preface: understanding fine sediment dynamics in aquatic systems by Wharton, G., Phillips, J., Legout, C., Grabowski, R. C.

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Multi-scale validation of a new soil freezing scheme for a land-surface model with physically-based hydrology by Gouttevin, I, Krinner, G, Ciais, P, Polcher, J, Legout, C

“…Soil freezing is a major feature of boreal regions with substantial impact on climate. The present paper describes the implementation of the thermal and…”
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Global uncertainty analysis of suspended sediment monitoring using turbidimeter in a small mountainous river catchment by Navratil, O., Esteves, M., Legout, C., Gratiot, N., Nemery, J., Willmore, S., Grangeon, T.

“…► Uncertainties of suspended sediment concentrations and yields are highly site- and time-dependent. ► They significantly vary with the hydro-sedimentary…”
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Quantifying bed‐related suspended load in gravel bed rivers through an analysis of the bedload‐suspended load relationship by Misset, C., Recking, A., Navratil, O., Legout, C., Poirel, A., Cazilhac, M., Briguet, V., Esteves, M.

“…Suspended load transport can strongly impact ecosystems, dam filling and water resources. However, contrary to bedload, the use of physically based predicting…”
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How does initial soil moisture influence the hydrological response? A case study from southern France by Uber, Magdalena, Vandervaere, Jean-Pierre, Zin, Isabella, Braud, Isabelle, Heistermann, Maik, Legoût, Cédric, Molinié, Gilles, Nord, Guillaume

“…The Cévennes–Vivarais region in southern France is prone to heavy rainfall that can lead to flash floods which are one of the most hazardous natural risks in…”
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From soil aggregates to riverine flocs: a laboratory experiment assessing the respective effects of soil type and flow shear stress on particles characteristics by Grangeon, T, Droppo, I. G, Legout, C, Esteves, M

“…Particles eroded from hillslopes and exported to rivers are recognized to be composite particles of high internal complexity. Their architecture and…”
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Experimental validation of a 2D overland flow model using high resolution water depth and velocity data by Cea, L., Legout, C., Darboux, F., Esteves, M., Nord, G.

“…•A 2D overland flow model is validated using high resolution depth and velocity data.•Manning and Keulegan formulations produce similar and satisfactory…”
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Tracing sediment sources during floods using Diffuse Reflectance Infrared Fourier Transform Spectrometry (DRIFTS): A case study in a highly erosive mountainous catchment (Southern French Alps) by Poulenard, J., Legout, C., Némery, J., Bramorski, J., Navratil, O., Douchin, A., Fanget, B., Perrette, Y., Evrard, O., Esteves, M.

“…► Tracing the origin of suspended matter is one of the main challenges in hydrology. ► We develop a new spectroscopic approach for tracing the sources of…”
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Assessment of intermediate fine sediment storage in a braided river reach (southern French Prealps) by Navratil, O, Legout, C, Gateuille, D, Esteves, M, Liebault, F

“…This paper presents a field investigation on river channel storage of fine sediments in an unglaciated braided river, the Bès River, located in a mountainous…”
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Aggregate breakdown dynamics under rainfall compared with aggregate stability measurements by Legout, C, Leguedois, S, Le Bissonnais, Y

“…Summary Aggregate breakdown due to rainfall action causes crusting and interrill erosion. Erodibility is seemingly determined by the capacity of surface…”
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Combining suspended sediment monitoring and fingerprinting to determine the spatial origin of fine sediment in a mountainous river catchment by Evrard, Olivier, Navratil, Oldrich, Ayrault, Sophie, Ahmadi, Mehdi, Némery, Julien, Legout, Cédric, Lefèvre, Irène, Poirel, Alain, Bonté, Philippe, Esteves, Michel

“…ABSTRACT An excess of fine sediment (grain size <2 mm) supply to rivers leads to reservoir siltation, water contamination and operational problems for…”
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High spatial resolution mapping of surface velocities and depths for shallow overland flow by Legout, C., Darboux, F., Nédélec, Y., Hauet, A., Esteves, M., Renaux, B., Denis, H., Cordier, S.

“…ABSTRACT Point measurements of flow rate, depth or velocity are not sufficient to validate overland flow models, particularly when the interaction of the water…”
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Preferential flow and slow convective chloride transport through the soil of a forested landscape (Fougères, France) by Legout, A., Legout, C., Nys, C., Dambrine, E.

“…This study aims to assess the water flow and non-reactive solute transfers occurring in a glossic acidic soil under a beech forest in Brittany (Fougères,…”
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Splash distance and size distributions for various soils by Legout, C., Leguédois, S., Le Bissonnais, Y., Malam Issa, O.

“…Splash is an important process in interrill erosion because it produces movement of soil fragments. However, this process is technically difficult to measure…”
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Investigation of biogeochemical activities in the soil and unsaturated zone of weathered granite by Legout, C, Molenat, J, Lefebvre, S, Marmonier, P, Aquilina, L

“…This study, based on field and laboratory work, investigates the biogeochemical activity below the organic top soil horizons, particularly the potential for…”
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An attempt to link suspended load hysteresis patterns and sediment sources configuration in alpine catchments by Misset, C., Recking, A., Legout, C., Poirel, A., Cazilhac, M., Esteves, M., Bertrand, M.

“…•Suspended load hysteresis and sediment source configurations seem to be linked.•River bed and eroded areas act in different ways on suspended load…”
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