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Josephson plasmons

The new wave

Electromagnetic waves below the plasma frequency usually reflect off a metal. A theory now suggests that a nonlinear Josephson plasma wave — an excitation in an anisotropic superconductor — can propagate below the plasma frequency.

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Figure 1: Stacked in our favour.

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Orenstein, J. The new wave. Nature Phys 2, 503–504 (2006). https://doi.org/10.1038/nphys376

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  • DOI: https://doi.org/10.1038/nphys376

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