Intersublevel spectroscopy on single InAs-quantum dots by terahertz near-field microscopy

R Jacob, S Winnerl, M Fehrenbacher… - Nano …, 2012 - ACS Publications
Using scattering-type near-field infrared microscopy in combination with a free-electron
laser, intersublevel transitions in buried single InAs quantum dots are investigated. The …

Density matrix model for polarons in a terahertz quantum dot cascade laser

BA Burnett, BS Williams - Physical Review B, 2014 - APS
A density matrix based method is introduced for computation of steady-state dynamics in
quantum cascade systems of arbitrary size, which incorporates an optical field coherently …

Tunneling-barrier controlled excitation transfer in hybrid quantum dot-quantum well nanostructures

YI Mazur, VG Dorogan, E Marega… - Journal of Applied …, 2010 - pubs.aip.org
A systematic spectroscopic study of the carrier transfer between quantum dot (QD) and
quantum well (QW) layers is carried out in a hybrid dot-well system based on InAs QDs and …

Homogeneous broadening of the to transition in InGaAs/GaAs quantum dots measured by infrared absorption imaging with nanoscale resolution

S Sauvage, A Driss, F Réveret, P Boucaud, A Dazzi… - Physical Review B …, 2011 - APS
Absorption of single InGaAs self-assembled quantum dots is spatially resolved in resonance
with the S to P polaron transitions around λ= 25 μ m wavelength. We show that the spatial …

Decoherence in quantum dots due to real and virtual transitions: A nonperturbative calculation

T Grange - Physical Review B—Condensed Matter and Materials …, 2009 - APS
We investigate theoretically acoustic phonon-induced decoherence in quantum dots. We
calculate the dephasing of fundamental (interband or intraband) optical transitions due to …

Theory of quasi-elastic secondary emission from a quantum dot in the regime of vibrational resonance

ID Rukhlenko, AV Fedorov, AS Baymuratov… - Optics …, 2011 - opg.optica.org
We develop a low-temperature theory of quasi-elastic secondary emission from a
semiconductor quantum dot, the electronic subsystem of which is resonant with the confined …

Dephasing of InAs quantum dot -shell excitons studied using two-dimensional coherent spectroscopy

T Suzuki, R Singh, G Moody, M Aßmann, M Bayer… - Physical Review B, 2018 - APS
The dephasing mechanisms of p-shell and s-shell excitons in an InAs self-assembled
quantum dot ensemble are examined using two-dimensional coherent spectroscopy …

Intersublevel transitions in self-assembled quantum dots

P Boucaud, S Sauvage, J Houel - Comptes …, 2008 - comptes-rendus.academie-sciences …
Les transitions inter-sous-niveaux dans les boîtes quantiques de semi-conducteurs sont les
transitions que peut effectuer un porteur de charge entre niveaux confinés. Dans les boîtes …

Theory of phonon-mediated relaxation in doped quantum dot molecules

A Grodecka-Grad, J Förstner - Physical Review B—Condensed Matter and …, 2010 - APS
A quantum dot molecule doped with a single electron in the presence of diagonal and off-
diagonal carrier-phonon couplings is studied by means of a nonperturbative quantum kinetic …

[HTML][HTML] Decoherence effects in the intraband and interband optical transitions in InAs/GaAs quantum dots

R Ferreira, A Berthelot, T Grange, E Zibik… - Journal of Applied …, 2009 - pubs.aip.org
We present a review of coherence properties of interband and intraband optical transitions
in self assembled InAs/GaAs quantun dots. Indeed, recent experimental and theoretical …