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Superconductors

The electron shatters

The electron is responsible for charge and spin transport in conventional metals. In contrast, the existence of well-defined electronic excitations in the metallic state of high-temperature superconductors is highly debated.

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Figure 1: The spectral function A(k,ω).

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Trivedi, N. The electron shatters. Nature Phys 4, 163–164 (2008). https://doi.org/10.1038/nphys901

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