{HEAD ~ A tunneling magnetic detecting element} includes {TAIL ~ an insulating barrier layer} having a layered structure including a Ti—O sublayer and a Ta—O sublayer 
includes
{ HEAD ~ A tunneling magnetic detecting element } includes { TAIL ~ an insulating barrier layer } having a layered structure including a Ti — O sublayer and a Ta — O sublayer
HEAD HEAD HEAD HEAD HEAD HEAD HEAD HEAD HEAD REL TAIL TAIL TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH