On the Absence of Carrier Multiplication in InAs Core/Shell/Shell Nanocrystals

Meirav Ben-Lulu, David Mocatta, Mischa Bonn, Uri Banin, Sandy Ruhman*

*Corresponding author for this work

Research output: Chapter in Book/Report/Conference proceedingChapterpeer-review

Abstract

An ultrafast pump-probe methodology for detecting spontaneous carrier multiplication is applied to InAs/CdSe/ZnSe Core/Shell1/Shell2. Contrary to previous reports no carrier multiplication following above-band gap photoexcitation is observed, questioning the ubiquity of this phenomenon.

Original languageAmerican English
Title of host publicationSpringer Series in Chemical Physics
PublisherSpringer Science and Business Media Deutschland GmbH
Pages280-282
Number of pages3
DOIs
StatePublished - 2009

Publication series

NameSpringer Series in Chemical Physics
Volume92
ISSN (Print)0172-6218

Bibliographical note

Publisher Copyright:
© 2009, Springer-Verlag Berlin Heidelberg.

Keywords

  • Auger Recombination
  • Carrier Multiplication
  • Femtosecond Transient Absorption
  • Slow Decay Component
  • Transient Absorption

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