The sensor may also include a separator structure positioned between the first spin valve and the second spin valve such that the separator structure may be in {HEAD ~ contact} with the first free layer structure and {TAIL ~ the second free layer structure} 
with
The sensor may also include a separator structure positioned between the first spin valve and the second spin valve such that the separator structure may be in { HEAD ~ contact } with the first free layer structure and { TAIL ~ the second free layer structure }
OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD REL OTH OTH OTH OTH OTH OTH TAIL TAIL TAIL TAIL TAIL TAIL TAIL TAIL TAIL