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Optica Publishing Group
  • Conference on Lasers and Electro-Optics/Quantum Electronics and Laser Science Conference
  • Technical Digest (Optica Publishing Group, 2003),
  • paper QThI5

Multiexcitons squeezed into the sub-excitonic volume of a colloidal quantum dot

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Abstract

Spectroscopic and dynamical measurements of multiexciton states in CdSe colloidal quantum dots (QDs) reveal room-temperature stable biexcitons and triexcitons. Strong spatial confinement in “ultrasmall” colloidal QDs results in enhanced multiparticle effects and, specifically, in “giant” multiexciton interaction energies.

© 2003 Optical Society of America

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