Resonant and Nonresonant Nonlinear Absorption in Colloidal Core/Shell Semiconductor Nanoplatelets
- Authors: Smirnov A.M.1, Golinskaya A.D.2, Przhiyalkovskii D.V.2, Kozlova M.V.2, Saidzhonov B.M.2, Vasiliev R.B.2, Dneprovskii V.S.2
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Affiliations:
- Kotel’nikov IRE RAS
- Moscow State University
- Issue: Vol 52, No 14 (2018)
- Pages: 1798-1800
- Section: Excitons in Nanostructures
- URL: https://journals.rcsi.science/1063-7826/article/view/204984
- DOI: https://doi.org/10.1134/S1063782618140300
- ID: 204984
Cite item
Abstract
Nonlinear absorption of colloidal solution of core/shell CdSe/CdS nanoplatelets (NPLs) in the case of resonant and nonresonant stationary excitation of the electron/light-hole and electron/heavy-hole exciton transitions was investigated. We have revealed the induced bleaching simultaneously of both exciton transitions. The peculiarities of the nonlinear change in absorption were associated with saturation of exciton transitions absorption due to phase space filling, energy up- and down-conversion mechanisms.
About the authors
A. M. Smirnov
Kotel’nikov IRE RAS
Email: and.golinskaya@gmail.com
Russian Federation, Moscow
A. D. Golinskaya
Moscow State University
Author for correspondence.
Email: and.golinskaya@gmail.com
Russian Federation, Moscow
D. V. Przhiyalkovskii
Moscow State University
Email: and.golinskaya@gmail.com
Russian Federation, Moscow
M. V. Kozlova
Moscow State University
Email: and.golinskaya@gmail.com
Russian Federation, Moscow
B. M. Saidzhonov
Moscow State University
Email: and.golinskaya@gmail.com
Russian Federation, Moscow
R. B. Vasiliev
Moscow State University
Email: and.golinskaya@gmail.com
Russian Federation, Moscow
V. S. Dneprovskii
Moscow State University
Email: and.golinskaya@gmail.com
Russian Federation, Moscow