Schrödinger's dead-and-alive cat was a thought experiment applying the physics of electrons and atoms to our macroscopic world. New experiments with superconductors narrow the gap between theoretical ideas and reality.
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Blatter, G. Schrödinger's cat is now fat. Nature 406, 25–26 (2000). https://doi.org/10.1038/35017670
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DOI: https://doi.org/10.1038/35017670
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