TY - RPRT TI - Diffusion and mixing in gravity-driven dense granular flows. AU - Jaehyuk Choi AU - Arshad Kudrolli AU - Rodolfo R Rosales AU - Martin Z Bazant PY - 2004 DO - 10.1103/physrevlett.92.174301 UR - https://pubmed.ncbi.nlm.nih.gov/15169153/ ID - 15169153 ER -