Lateral confinement in LAO/STO nanowires reverses the t2g orbital energy ordering, and topological superconducting phases appear preferentially when the heavy, nearly flat yz bands begin to fill.
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Evolution of topological superconductivity by orbital selective confinement in oxide nanowires
Lateral confinement in LAO/STO nanowires reverses the t2g orbital energy ordering, and topological superconducting phases appear preferentially when the heavy, nearly flat yz bands begin to fill.