Instability of the ferrofluid layer on a magnetizable substrate in a perpendicular magnetic field

Arthur Zakinyan (1) , Levon Mkrtchyan (2)

1 Department of theoretical physics
2 Department of Theoretical Physics

The paper presents an experimental study of the instability of a magnetic fluid layer of finite thickness covering a magnetizable metal plate exposed to a perpendicular magnetic field. The critical field strength and the instability wave number have been measured.

Mots clés: magnetic fluid; surface instability; layer disintegration

Domaines: Matière Molle [cond-mat.soft]; Mécanique des fluides [physics.class-ph]; Mécanique des fluides [physics.class-ph]

Arthur Zakinyan, Levon Mkrtchyan. Instability of the ferrofluid layer on a magnetizable substrate in a perpendicular magnetic field. Magnetohydrodynamics c/c of Magnitnaia Gidrodinamika, 2012, 48 (4), pp.615-621. ⟨hal-00848714⟩