Variable cross-tie domain wall structures in exchange bias thin films

Cross-tie domain wall structures in a Ni₈₁Fe₁₉/NiO bilayer. Different domain wall structures are observed along the descending and ascending loop branches. The magneto-optical sensitivity is aligned vertically

J. McCord, R. Schäfer, Domain wall asymmetries in Ni₈₁Fe₁₉/NiO: proof of variable anisotropies in exchange bias systems, New Journal of Physics 11, 83016 (2009)