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Pisma v Zhurnal Tekhnicheskoi Fiziki, 2021 Volume 47, Issue 19, Pages 30–33 (Mi pjtf4666)

This article is cited in 1 paper

An investigation of the sensitivity of a microdisk laser to a change in the refractive index of the environment

N. V. Kryzhanovskayaab, I. A. Melnichenkoa, A. S. Bukatinbc, A. A. Kornevb, N. A. Filatovb, S. A. Scherbakab, A. A. Lipovskiib, A. S. Dragunovaab, M. M. Kulaginad, A. I. Lihachevd, M. V. Fetisovabe, I. V. Redutoe, M. V. Maksimovb, A. E. Zhukova

a National Research University "Higher School of Economics", St. Petersburg Branch
b Alferov Federal State Budgetary Institution of Higher Education and Science Saint Petersburg National Research Academic University of the Russian Academy of Sciences, St. Petersburg
c Institute for Analytical Instrumentation, Russian Academy of Sciences, St. Petersburg
d Ioffe Institute, St. Petersburg
e Institute of Photonics, University of Eastern Finland, Joensuu, Finland

Abstract: We investigated the dependence of the spectral position of the lasing line of a microdisk laser with InAs/InGaAs/GaAs quantum dots on the refractive index of an aqueous solution in which the microlaser is immersed. For microlasers with 10 $\mu$m diameter immersed in an aqueous solution of glucose, the maximum resonance shift of 9.4 nm/RIU was obtained.

Keywords: microlaser, quantum dots, whispering gallery modes, sensor, detection.

Received: 19.05.2021
Revised: 25.06.2021
Accepted: 25.06.2021

DOI: 10.21883/PJTF.2021.19.51510.18878


 English version:
DOI: 10.1134/S1063785022030063

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© Steklov Math. Inst. of RAS, 2024