Oscillations in the magnetoresistance of an EuO/KTaO3 interface reveal two Fermi surfaces, both carrying the pi Berry phase expected from Rashba spin-split bands.
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cond-mat.mes-hall 1years
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Observation of Shubnikov-de Haas Oscillations, Non-trivial Berry Phase, Planar Hall and Anisotropic Magnetoresistance at the conducting interface of EuO-KTaO$_3$
Oscillations in the magnetoresistance of an EuO/KTaO3 interface reveal two Fermi surfaces, both carrying the pi Berry phase expected from Rashba spin-split bands.