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Molecule-moving drama may be shortest movie ever

作者:夏锥    发布时间:2019-03-15 06:07:01    

IT COULD be the world’s shortest movie. Two carefully timed laser pulses have allowed chemists to film a molecule moving between two states – a process that lasts less than a picosecond. Richard Mathies and his colleagues at the University of California, Berkeley, used Raman spectroscopy, which measures the frequency of light scattered by a molecule,

 

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