Stabilizing effect of plasma discharge on bubbling fluidized granular bed*
Hu Mao-Bin†, Dang Sai-Chao, Ma Qiang, Xia Wei-Dong‡
       
Snapshots of the fluidized bed without plasma. (a) A new bubble is forming; (b) the bubble expands; (c) the bubble reaches the granular bed surface; (d) the bubble is broken. Air velocity is 0.34 m/s. In the picture, the black area is air, the white area is solid glass beads.