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Movements of individual domain walls in a ferromagnetic garnet were studied with angstrom resolution. The measurements reveal that domain walls can be locked between adjacent crystallographic planes and propagate by distinct steps matching the lattice periodicity.
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PACS numbers: 05.70 Ln, 05.70 Jk, 64.
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Novoselov, K., Dubonos, S., Morozov, S. et al. Intrinsic Pinning of a Ferromagnetic Domain Wall in Yttrium Iron Garnet Films with Strong Uniaxial Anisotropy. J Low Temp Phys 139, 65–72 (2005). https://doi.org/10.1007/s10909-005-3912-5
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DOI: https://doi.org/10.1007/s10909-005-3912-5