Observation of an excitonic quantum coherence in CdSe nanocrystals
Prezhdo, Oleg V.
Date of Issue2016
International Conference on Ultrafast Phenomena
School of Physical and Mathematical Sciences
Optical pump-probe spectroscopy with 6-fs pulses elucidates the 1Se1S3/2–1Se2S3/2 excitonic quantum coherence in CdSe nanocrystals. This coherence encodes hole migration over nanometer length scales and markedly alters the displacement amplitudes of coherent phonons.
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