An ultrahigh differential current perpendicular to {HEAD ~ the plane dual spin valve} read head with {TAIL ~ high pinning stability} 
An ultrahigh differential current perpendicular to { HEAD ~ the plane dual spin valve } read head with { TAIL ~ high pinning stability }
OTH OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD HEAD HEAD HEAD OTH OTH OTH TAIL TAIL TAIL TAIL TAIL TAIL TAIL