Quantum Nonlinear Hall Effect Induced by Berry Curvature Dipole in Time-Reversal Invariant Materials
It is well known that a nonvanishing Hall conductivity requires broken time-reversal symmetry. However, in this work, we demonstrate that Hall-like currents can occur in second-order response to external electric fields in a wide class of time-reversal invariant and inversion breaking materials, at...
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Format: | Article |
Language: | English |
Published: |
American Physical Society,
2015-11-24T13:59:05Z.
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Online Access: | Get fulltext |