Abstract
A spectroscopic method, which enables characterization of a single isolated quantum dot and a quantum wave function interferometry, is applied to an exciton discrete excited state in an InGaAs quantum dot. Long coherence of zero-dimensional excitonic states made possible the observation of coherent population flopping in a 0D excitonic two-level system in a time-domain interferometric measurement. Corresponding energy splitting is also manifested in an energy-domain measurement.
Original language | English |
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Pages (from-to) | 246401-1-246401-4 |
Journal | Physical Review Letters |
Volume | 87 |
Issue number | 24 |
DOIs | |
Publication status | Published - 2001 Dec 10 |
ASJC Scopus subject areas
- Physics and Astronomy(all)