Laser light has been used to cool a nanomechanical resonator to its lowest energy state. The result opens the door to testing the principles of quantum mechanics and to applications in quantum information processing. See Letter p.89
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Marquardt, F. The gentle cooling touch of light. Nature 478, 47–48 (2011). https://doi.org/10.1038/478047a
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DOI: https://doi.org/10.1038/478047a
