Mechanism of anomalous sinking of an intruder in a granular packing close to incipient fluidization
Takuya Tsuji, Alexander Penn, Taisuke Hattori, Klaas P. Pruessmann, Christoph R. Muller, Jun Oshitani, Kimiaki Washino, and Toshitsugu Tanaka
Physical Review Fluids
6
064305