How many pairs of electrons and 'missing electrons' can sustain collective motion in a semiconductor? The limits of this electron–hole dance are found by probing the dance floor using ultrashort laser pulses.
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Scholes, G. The dance of electrons and holes. Nature 466, 1047–1048 (2010). https://doi.org/10.1038/4661047a
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DOI: https://doi.org/10.1038/4661047a
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