Demonstrating that macroscopic objects can display quantum behaviour, which is usually associated with the microscopic world of atoms, is a long-standing goal in physics. That goal is now within closer reach.
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Hakonen, P., Sillanpää, M. Coupled vibrations. Nature 459, 923–924 (2009). https://doi.org/10.1038/459923a
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DOI: https://doi.org/10.1038/459923a
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