Effective-Hamiltonian molecular-dynamics simulations demonstrate that binary pulse masks applied to vortex cores in 12.5% Zr-substituted BaTiO3 nanodomains produce 64 distinct, stable fractional topological configurations.
Das et al., Observation of Room-Temperature Polar Skyrmions, Nature 568, 368 (2019)
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Pulse-Driven Reconfiguration of Fractional Polar Topology in Zr-Substituted Barium Titanate
Effective-Hamiltonian molecular-dynamics simulations demonstrate that binary pulse masks applied to vortex cores in 12.5% Zr-substituted BaTiO3 nanodomains produce 64 distinct, stable fractional topological configurations.