Cathodoluminescence in the scanning transmission electron microscope

M Kociak, LF Zagonel - Ultramicroscopy, 2017 - Elsevier
Cathodoluminescence (CL) is a powerful tool for the investigation of optical properties of
materials. In recent years, its combination with scanning transmission electron microscopy …

Photon bunching in cathodoluminescence

S Meuret, LHG Tizei, T Cazimajou, R Bourrellier… - Physical review …, 2015 - APS
We have measured the second order correlation function [g (2)(τ)] of the
cathodoluminescence intensity resulting from the excitation by fast electrons of defect …

Nanometer scale spectral imaging of quantum emitters in nanowires and its correlation to their atomically resolved structure

LF Zagonel, S Mazzucco, M Tencé, K March… - Nano …, 2011 - ACS Publications
We report the spectral imaging in the UV to visible range with nanometer scale resolution of
closely packed GaN/AlN quantum disks in individual nanowires using an improved custom …

[HTML][HTML] Seeing and measuring in colours: Electron microscopy and spectroscopies applied to nano-optics

M Kociak, O Stéphan, A Gloter, LF Zagonel… - Comptes Rendus …, 2014 - Elsevier
Over the past ten years, Scanning Transmission Electron Microscopes (STEM) fitted with
Electron Energy Loss Spectroscopy (EELS) and/or Cathodoluminescence (CL) …

High-performance deterministic in situ electron-beam lithography enabled by cathodoluminescence spectroscopy

S Rodt, S Reitzenstein - Nano Express, 2021 - iopscience.iop.org
The application of solid-state quantum emitters in real-world quantum information
technologies requires precise nanofabrication platforms with high process yield. Self …

Single-photon emission from cubic GaN quantum dots

S Kako, M Holmes, S Sergent, M Bürger, DJ As… - Applied Physics …, 2014 - pubs.aip.org
We report the demonstration of single-photon emission from cubic GaN/AlN quantum dots
grown by molecular beam epitaxy. We have observed spectrally clean and isolated …

Cathodoluminescence in a scanning transmission electron microscope: A nanometer-scale counterpart of photoluminescence for the study of ii–vi quantum dots

Z Mahfoud, AT Dijksman, C Javaux… - The Journal of …, 2013 - ACS Publications
We report on nanometer-scale cathodoluminescence (nanoCL) experiments in a scanning
transmission electron microscope on individual core–shell CdSe/CdS quantum dots (QDs) …

Photoluminescence of single hexagonal quantum dots on : Spectral diffusion effects

R Bardoux, T Guillet, P Lefebvre, T Taliercio… - Physical Review B …, 2006 - APS
We report microphotoluminescence studies of single GaN∕ AlN quantum dots grown by
molecular beam epitaxy on Si (111) substrates. Small groups of emission lines characterize …

Exciton acoustic-phonon coupling in single GaN/AlN quantum dots

IA Ostapenko, G Hönig, S Rodt, A Schliwa… - Physical Review B …, 2012 - APS
Coupling of acoustic phonons to excitons in single wurtzite-type GaN/AlN quantum dots is
investigated in detail by cathodoluminescence experiments and compared to theory …

Comparison of atomistic and continuum theoretical approaches to determine electronic properties of GaN/AlN quantum dots

O Marquardt, D Mourad, S Schulz, T Hickel… - Physical Review B …, 2008 - APS
In this work we present a comparison of multiband k⋅ p models, the effective-bond-orbital
approach, and an empirical tight-binding model to calculate the electronic structure for the …