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  • Frontiers in Optics 2008/Laser Science XXIV/Plasmonics and Metamaterials/Optical Fabrication and Testing
  • OSA Technical Digest (CD) (Optica Publishing Group, 2008),
  • paper FWE3
  • https://doi.org/10.1364/FIO.2008.FWE3

Carrier Dynamics and Two Photon Processes in PbS Quantum Dots

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Abstract

Carrier dynamics and two-photon-absorption in PbS quantum dots are investigated. Evidence of radiative recombination directly from higher excited states is observed. The two-photon-absorption spectrum shows discrete, high contrast absorption features explained by a four band model

© 2008 Optical Society of America

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