Optical localization of quantum dots in tapered nanowires

Andreas Osterkryger (1) , Niels Gregersen (2) , Romain Fons (1) , Petr Stepanov (1) , Tomasz Jakubczyk (1) , Joël Bleuse (1) , Jean-Michel Gérard (1) , Julien Claudon (1)

1 NPSC - Nanophysique et Semiconducteurs
2 DTU Fotonik

In this work we have measured the far-field emission patterns of In As quantum dots embedded in a GaAs tapered nanowire and used an open-geometry Fourier modal method for determining the radial position of the quantum dots by computing the far-field emission pattern for different quantum dot locations.

Mots clés: Quantum dots; Nanowires; Needles; Photonics; Quantum computing; Position measurement; Gallium arsenide

Domaines: Science des matériaux [cond-mat.mtrl-sci]; Physique Quantique [quant-ph]; Optique [physics.optics]; Micro et nanotechnologies/Microélectronique; Optique / photonique

Andreas Osterkryger, Niels Gregersen, Romain Fons, Petr Stepanov, Tomasz Jakubczyk, et al.. Optical localization of quantum dots in tapered nanowires. 2017 International Conference on Numerical Simulation of Optoelectronic Devices (NUSOD), Jul 2017, Copenhagen, Denmark. pp.119-120, ⟨10.1109/NUSOD.2017.8010020⟩. ⟨hal-01990286⟩