Continuous-wave lasing in colloidal quantum dot solids enabled by facet-selective epitaxy

Fengjia Fan, Oleksandr Voznyy, Randy P. Sabatini, Kristopher T. Bicanic, Michael M. Adachi, James R. McBride, Kemar R. Reid, Young-Shin Park, Xiyan Li, Ankit Jain, Rafael Quintero-Bermudez, Mayuran Saravanapavanantham, Min Liu, Marek Korkusinski, Pawel Hawrylak, Victor I. Klimov, Sandra J. Rosenthal, Sjoerd Hoogland and Edward H. Sargent ()
Additional contact information
Fengjia Fan: University of Toronto
Oleksandr Voznyy: University of Toronto
Randy P. Sabatini: University of Toronto
Kristopher T. Bicanic: University of Toronto
Michael M. Adachi: University of Toronto
James R. McBride: The Vanderbilt Institute of Nanoscale Science and Engineering, Vanderbilt University
Kemar R. Reid: The Vanderbilt Institute of Nanoscale Science and Engineering, Vanderbilt University
Young-Shin Park: Los Alamos National Laboratory
Xiyan Li: University of Toronto
Ankit Jain: University of Toronto
Rafael Quintero-Bermudez: University of Toronto
Mayuran Saravanapavanantham: University of Toronto
Min Liu: University of Toronto
Marek Korkusinski: Security and Disruptive Technologies, National Research Council
Pawel Hawrylak: University of Ottawa
Victor I. Klimov: Los Alamos National Laboratory
Sandra J. Rosenthal: The Vanderbilt Institute of Nanoscale Science and Engineering, Vanderbilt University
Sjoerd Hoogland: University of Toronto
Edward H. Sargent: University of Toronto

Nature, 2017, vol. 544, issue 7648, 75-79

Abstract: By switching shell growth on and off on the (0001) facet of wurtzite CdSe cores to produce a built-in biaxial strain that lowers the optical gain threshold, we achieve continuous-wave lasing in colloidal quantum dot films.

Date: 2017
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DOI: 10.1038/nature21424

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