Torrents

Association pour l'étude des avalanches et des torrents

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Articles scientifiques : transport de sédiment
  • Miazza, R., I. Pascal, and C. Ancey, Automated grain sizing from UAV imagery of a gravel-bed river: benchmarking of three object-based methods, Earth Surface Processes and Landforms, 49, 1503-1514, 2024.
  • Ancey, C., and A. Recking, Scaling behavior of bedload transport: what if Bagnold was right?, Earth Science Reviews, 239, 104571, 2023.
  • Kiani, M., and C. Ancey, Bed topography inference from velocity field using deep learning, Water, 15, 4055, 2023.
  • G. Rousseau et C. Ancey, An experimental investigation of turbulent free-surface flows over a steep permeable bed, Journal of Fluid Mechanics, 941, A51, 2022
  • I. Pascal, C. Ancey et P. Bohorquez, The variability of antidune morphodynamics on steep slopes, Earth Surface Processes and Landforms, 46, 1750–1765, 2021.
  • C. Ancey et I. Pascal, Estimating mean bedload transport rates and their uncertainties, Journal of Geophysical Research: Earth Surface, 125, e2020JF005534.
  • C. Ancey,Bedload transport: a walk between randomness and determinism 2. Challenges and prospects. Journal of Hydraulic Research 58, 18-33, 2020
  • C. Ancey,Bedload transport: a walk between randomness and determinism 1. State of the art. Journal of Hydraulic Research 58, 1-17, 2020
  • C. Ancey, E. Bardou, M. Funk, M. Huss, T. Trewhela, and M. Werder, Hydraulic reconstruction of the 1818 Giétro glacial lake outburst flood, Water Resources Research, 53, 2019.
  • B. Dhont and C. Ancey, “Are bedload transport pulses in gravel-bed rivers created by bar migration or sediment waves?,” Geophysical Research Letters 45 5501-5508, 2018.
  • B. Dhont, G. Rousseau, and C. Ancey, “Continuous monitoring of bedload transport in a laboratory flume using an impact sensor,” Journal of Hydraulic Engineering , 143, 04017005, 2017.
  • Heyman, J., P. Bohorquez, and C. Ancey, Entrainment, motion, and deposition of coarse particles transported by water over a sloping mobile bed, Journal of Geophysical Research: Earth Surface, 121, 1931-1952, 2016.
  • Ancey, C., P. Bohorquez, and J. Heyman, Stochastic interpretation of the advection diffusion equation and its relevance to bed load transport, Journal of Geophysical Research: Earth Surface, 120, 2529-2551, 2015.
  • Bohorquez, P., and C. Ancey, Stochastic-deterministic modeling of bed load transport in shallow waterflow over erodible slope: Linear stability analysis and numerical simulation, Advances in Water Resources, 83, 36-54, 2015.
  • Bohorquez, P., and C. Ancey, Particle diffusion in non-equilibrium bedload transport simulations, Applied Mathematical Modelling, 40, 7474-7492, 2016.
  • Heyman, J., H.B. Ma, F. Mettra, and C. Ancey, Spatial correlations in bed load transport: Evidence, importance, and modeling, Journal of Geophysical Research: Earth Surface, 119, 1751-1767, 2014.
  • Ma, H.-B., J. Heyman, X. Fu, F. Mettra, C. Ancey, and G. Parker, Bedload transport over a broad range of time scales: determination of three regimes of fluctuations, Journal of Geophysical Research, 119, 2653-2673, 2015.
  • Ancey, C., and J. Heyman, A microstructural approach to bed load transport: mean behaviour and fluctuations of particle transport rates, Journal of Fluid Mechanics, 744, 129-168, 2014.

  • Ancey, C., P. Bohorquez, and E. Bardou, Sediment transport in mountain rivers, Ercoftac, 100, 37-52, 2014.
  • Heyman, J., F. Mettra, H.B. Ma, and C. Ancey, Statistics of bedload transport over steep slopes: Separation of time scales and collective motion, Geophysical Research Letters, 40, 128-133, 2013.
  • Ancey, C., Stochastic approximation of the Exner equation under lower-regime conditions, Journal of Geophysical Research, 115, F00A11, 2010.
  • Ancey, C., A.C. Davison, T. Böhm, M. Jodeau, and P. Frey, Entrainment and motion of coarse particles in a shallow water stream down a steep slope, Journal of Fluid Mechanics, 595, 83-114, 2008.
  • Ancey, C., T. Böhm, M. Jodeau, and P. Frey, Statistical description of sediment transport experiments, Physical Review E, 74, 011302, 2006.
  • Ancey, C., F. Bigillon, P. Frey, and R. Ducret, Rolling motion of a single bead in a rapid shallow water stream down a steep channel, Physical Review E, 67, 011303, 2003.
  • Ancey, C., F. Bigillon, P. Frey, J. Lanier, and R. Ducret, Saltating motion of a bead in a rapid water stream, Physical Review E, 66, 036306, 2002.
Articles scientifiques : laves torrentielles
  • T. Trewhela et C. Ancey, A conveyor belt experimental setup to study the internal dynamics of granular avalanches, Experiments in Fluids, 62, 207.
  • T. Trewhela, J. M. N. T. Gray, et C. Ancey, Large particle segregation in sheared dense granular flows, Physical Review Fluids, 6, 054302, 2021
  • T. Trewhela, J. M. N. T. Gray, et C. Ancey, An experimental scaling law for particle-size segregation in dense granular flows, Journal of Fluid Mechanics, 916, A55 2021.
  • Ancey, C., and B.M. Bates, Stokes’ third problem for Herschel-Bulkley fluids, Journal of Non-Newtonian Fluid Mechanics, 243, 27-37, 2017.
  • Ancey, C., N. Andreini, and Epely-Chauvin, Granular suspensions I. Macro-viscous behavior, Physics of Fluids, 25, 033301, 2013.
  • Ancey, C., N. Andreini, and Epely-Chauvin, The dam-break problem for concentrated suspensions of neutrally buoyant particles, Journal of Fluid Mechanics, 724, 95-122, 2013.
  • Andreini, N., C. Ancey, and G. Epely-Chauvin, Granular suspensions. II. Plastic regime, Physics of Fluids, 25, 033302, 2013.
  • Andreini, N., Epely-Chauvin, and C. Ancey, Internal dynamics of Newtonian and viscoplastic fluid avalanches down a sloping bed, Physics of Fluids, 24, 053101, 2012.
  • Ancey, C., N. Andreini, and Epely-Chauvin, Viscoplastic dam break waves: review of simple computational approaches and comparison with experiments, Advances in Water Resources, 48, 79-91, 2012.
  • Ancey, C., and S. Cochard, The dam-break problem for Herschel-Bulkley fluids down steep flumes, Journal of Non-Newtonian Fluid Mechanics, 158, 18-35, 2009.
  • Ancey, C., S. Cochard, and N. Andreini, The dam-break problem for viscous fluids in the high-capillary-number limit, Journal of Fluid Mechanics, 624, 1-22, 2009.
  • Gray, J.M.N.T., and C. Ancey, Segregation, recirculation and deposition at coarse particles near two-dimensional avalanche fronts, Journal of Fluid Mechanics, 629, 387-423, 2009.
  • Ancey, C., Debris flows and related phenomena, in Geomorphological Fluid Mechanics: Selected Topics in Geological and Geomorphological Fluid Mechanics, edited by N.J. Balmforth, and A. Provenzale, Springer, Berlin, 2001.
  • Ancey, C., Introduction to rheology and applications to geophysics, in Geomorphological Fluid Mechanics: Selected Topics in Geological and Geomorphological Fluid Mechanics, edited by N.J. Balmforth, and A. Provenzale, pp. 52–78, Springer, Berlin, 2001.
  • Ancey, C., and H. Jorrot, Yield stress for particle suspensions within a clay dispersion, Journal of Rheology, 45, 297-319, 2001.
  • Ancey, C., Role of lubricated contacts in concentrated polydisperse suspensions, Journal of Rheology, 45, 1421-1439, 2001.
  • Ancey, C., and P. Evesque, Frictional-collisional regime for granular suspension flows down an inclined channel, Physical Review E, 62, 8349-8360, 2000.
  • Coussot, P., and C. Ancey, Rheophysical classification of concentrated suspensions and granular pastes, Physical Review E, 59, 4445-4457, 1999.
  • Ancey, C., and P. Coussot, Transition frictionnelle/visqueuse pour une suspension granulaire, Comptes Rendus de l’Académie des Sciences, s\’erie IIb, 327, 515-522, 1999.
  • Coussot, P., S. Proust, and C. Ancey, Rheological interpretation of deposits of yield stress fluids, Journal of Non-Newtonian Fluid Mechanics, 66, 55-70, 1996.