{HEAD ~ a first magnetic material layer} which comprises a magnetic material and has a first magnetization directed in a direction perpendicular to {TAIL ~ a film surface} 
{ HEAD ~ a first magnetic material layer } which comprises a magnetic material and has a first magnetization directed in a direction perpendicular to { TAIL ~ a film surface }
HEAD HEAD HEAD HEAD HEAD HEAD HEAD HEAD HEAD OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH TAIL TAIL TAIL TAIL TAIL TAIL TAIL