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cond-mat.soft2020
Rising obstacle in a one-layer granular bed induced by continuous vibrations: two dynamical regimes governed by vibration velocity
Hui Zee Then, Teruyo Sekiguchi, Ko Okumura
Rising motion of an obstacle in a vibrated granular medium is a classic problem of granular segregation, and called the Brazil nut (BN) effect. The controlling vibration parameters…
cond-mat.soft2016★ 1 cited
Stationary bubble formation and cavity collapse in wedge-shaped hoppers
Yui Yagisawa, Hui Zee Then, Ko Okumura
The hourglass is one of the apparatuses familiar to everyone, but reveals intriguing behaviors peculiar to granular materials, and many issues are remained to be explored. In this…