Stable and low ‐ threshold optical gain in CdSe/CdS quantum dots: an all ‐ colloidal frequency up ‐ converted laser

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Author
Güzeltürk, B.
Keleşemur, Y.
Güngor, K.
Yeltik, A.
Akgül, M. Z.
Wang, Y.
Chen R.
Dang, C.
Sun, H.
Demir, Hilmi Volkan
Date
2015
Source Title
Advanced Materials
Print ISSN
0935-9648
Publisher
Wiley-VCH Verlag
Volume
27
Issue
17
Pages
2741 - 2746
Language
English
Type
Article
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Abstract
An all-solution processed and all-colloidal laser is demonstrated using tailored CdSe/CdS core/shell quantum dots, which exhibit highly stable and low-threshold optical gain owing to substantially suppressed non-radiative Auger recombination.
Keywords
Semiconductor nanocrystals
Amplified spontaneous emission
Core - shell nanocrystals
Stimulated - emission
Auger recombination
Blinking
Blue
Suppression
Red
Microcavity
Permalink
http://hdl.handle.net/11693/12840
Published Version (Please cite this version)
http://dx.doi.org/10.1002/adma.201500418
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