# Probing anomalous driving

**Authors:** Michael Haack, Debajyoti Sarkar, Amos Yarom

arXiv: 1812.08210 · 2019-05-01

## TL;DR

This paper investigates the response of a holographic black brane system under time-dependent electric fields, revealing oscillatory charge currents and non-Ohmic behavior influenced by magnetic fields and different driving protocols.

## Contribution

It introduces a holographic model of magnetically charged black branes under dynamic electric fields, exploring novel oscillatory and non-Ohmic phenomena in the system's response.

## Key findings

- Charge currents can oscillate over long periods.
- Non-Ohmic behavior emerges under certain driving conditions.
- Response depends on quench type and periodic driving.

## Abstract

We study the effects of driving a magnetically charged black brane solution of Einstein-Maxwell-Chern-Simons theory by a time dependent electric field. From a holographic perspective, we find that placing a sample in a background magnetic field and driving the system via a parallel electric field generates a charge current which may oscillate for long periods and (or) may exhibit non-Ohmic behavior. We discuss how these two effects manifest themselves in various types of quenches and in periodic driving of the sample.

## Full text

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## Figures

19 figures with captions in the complete paper: https://tomesphere.com/paper/1812.08210/full.md

## References

61 references — full list in the complete paper: https://tomesphere.com/paper/1812.08210/full.md

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Source: https://tomesphere.com/paper/1812.08210