Surface-subsurface turbulent interaction at the interface of a permeable bed: physical modeling of coarse-gravel river bed

Taehoon Kim1, Gianluca Blois2, Jim Best1 and Kenneth T Christensen3, (1)University of Illinois at Urbana Champaign, Urbana, IL, United States, (2)University of Notre Dame, Notre Dame, IN, United States, (3)University of Notre Dame, Aerospace and Mechanical Engineering, Notre Dame, IN, United States