Hybrid modelling of bed-discordant river confluences

Mário J Franca, École Polytechnique Fédérale de Lausanne, Laboratory of Hydraulic Constructions, Lausanne, Switzerland, Sebastián Guillén-Ludeña, INSA Institut National des Sciences Appliquées, Laboratoire de Mécanique des Fluides et d'Acoustique, Lyon, Lyon, France, Zhengyang Cheng, University of Iowa, Department of Civil and Environmental Engineering and IIHR-Hydroscience and Engineering, Iowa City, IA, United States, Antonio H Cardoso, University of Lisbon, Instituto Superior Técnico (IST), Lisbon, Portugal and George Constantinescu, University of Iowa, Department of Civil and Environmental Engineering and IIHR-Hydroscience and Engineering, Iowa City, United States