at least one of the first and second magnetic material layers is formed by alternately stacking first and second layers, the first layer including at least one element selected from Fe, Co and Ni, and the second layer including {HEAD ~ at least one element} selected from Cr, {TAIL ~ Pt}, Pd, Ir, Rh, Ru, Os, Re, Au and Cu 
selected from
at least one of the first and second magnetic material layers is formed by alternately stacking first and second layers , the first layer including at least one element selected from Fe , Co and Ni , and the second layer including { HEAD ~ at least one element } selected from Cr , { TAIL ~ Pt } , Pd , Ir , Rh , Ru , Os , Re , Au and Cu
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 OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD HEAD HEAD REL REL OTH OTH TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH