By Yuki Shiomi
This publication offers an research of the anomalous and topological corridor results in a few itinerant ferromagnets and helimagnets through measurements of corridor results pushed through electric or warmth present. New clarifications are supplied for spin-dependent corridor results triggered via the Berry section, skew scattering, and scalar spin chirality.
The writer finds the scattering-free nature of the Berry-phase-induced anomalous corridor present via accomplishing the 1st comparative research of electric and thermal corridor results. The impurity-element dependence of the anomalous corridor influence brought on by skew scattering is systematically investigated within the low-resistivity sector for Fe. new examples exhibiting a topological corridor impact are present in helimagnets, during which nonzero scalar spin chirality arises from the modulation of spin constitution via Dzyaloshinsky–Moriya (DM) interplay. this type of DM-interaction-mediated topological corridor impression is a brand new form of topological corridor impact. additionally the temperature dependence of topological corridor phrases within the thermal corridor impact and Nernst–Ettingshausen influence is located to be different from that during corridor effect.
These effects could be worthy for functions of spin present to units with low strength consumption.
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Anomalous and Topological Hall Effects in Itinerant Magnets (Springer Theses) by Yuki Shiomi