Electro-osmosis, or electro-osmotic flow (EOF), is the phenomenon that ionized liquid locating in the electric double layer (EDL) drags the electrically neutral liquid under applied external electric field.

• 电渗，是微观尺度下电中性的液体微团受到管壁附近双电层中离子化的液体微团的拖动，在外加电场下定向迁移的物理现象。