When it's an insulator, of course. Materials that should in theory conduct electricity — but don't — are well known, but the anomalous behaviour of one material has caused particular head-scratching.
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Uncertainty principle for experimental measurements: Fast versus slow probes
Scientific Reports Open Access 01 February 2016
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References
Bloch, F. Z. Phys. 52, 555–600 (1928).
Wilson, A. H. Proc. R. Soc. Lond. A 133, 458–491 (1931).
Cortés, R. et al. Phys. Rev. Lett. 96, 126103 (2006).
Mott, N. F. Metal-Insulator Transitions (Taylor and Francis, London, 1974).
Weitering, H. H. et al. Phys. Rev. Lett. 78, 1331–1334 (1997).
Hellberg, C. S. & Erwin, S. C. Phys. Rev. Lett. 83, 1003–1006 (1999).
Carpinelli, J. M. et al. Nature 381, 398–400 (1996).
Carpinelli, J. M. et al. Phys. Rev. Lett. 79, 2859–2862 (1997).
Avila, J. et al. Phys. Rev. Lett. 82, 442–445 (1999).
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Erwin, S. When is a metal not a metal?. Nature 441, 295–296 (2006). https://doi.org/10.1038/441295a
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DOI: https://doi.org/10.1038/441295a
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