Anomalous Hall effects beyond Berry magnetic fields in a Weyl metal phase
classification
❄️ cond-mat.str-el
keywords
fieldsberrymagneticweylanomalousbeyondeffectselectric
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Applying time-varying magnetic fields to Weyl metals, a pair of Weyl points become oscillating. This oscillating monopole and anti-monopole pair gives rise to AC Berry magnetic fields, responsible for the emergence of Berry electric fields, which have not been discussed before at least in the context of Weyl metals. Introducing this novel information into Boltzmann transport theory, we find anomalous Hall effects beyond Berry magnetic fields as a fingerprint of Berry electric fields.
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