Basal Layer of Granular Flow Down Smooth and Rough Inclines

WANG T. ^1,2, KWOK F. ¹, JING L. ², SOBRAL Y. ³

¹ The University of Hong Kong, Hong Kong, China; ² Tsinghua University, Shenzhen, China; ³ Universidade de Brasi?lia, Federal District, Brazil