Excitons in semiconductor nanostructures

E Runge - Solid State Physics, 2003 - Elsevier
Publisher Summary This chapter summarizes the comprehensive understanding of linear
excitonic spectra from quantum nanostructures with disorder. The description of the relevant …

Structural and optical evidence of island correlation in CdTe/ZnTe superlattices

S Maćkowski, G Karczewski, T Wojtowicz… - Applied Physics …, 2001 - pubs.aip.org
The properties of superlattices consisting of 2 monolayer wide CdTe insertions into ZnTe
spacer barriers with thickness ranging from 3 to 75 monolayers are investigated by means of …

Spectroscopy of shallow InAs/InP quantum wire nanostructures

YI Mazur, VG Dorogan, O Bierwagen… - …, 2009 - iopscience.iop.org
A comprehensive investigation of the optical properties of InAs/InP (001) quantum wires
(QWrs) and their parent quantum well system formed by the deposition of 4 ML (monolayers) …

Quantum-wire exciton dispersion in a multiband real-space scheme

A Siarkos, E Runge - Physical Review B, 2000 - APS
Numerical multiband calculations of quantum-wire excitons including valence-band k⋅ p
coupling and going beyond the idealization of a circular or rectangular wire cross section …

Effects of surface roughness and alloy disorder on the density of states in semiconductor quantum wires

DN Quang, NH Tung - Physical Review B, 2000 - APS
We calculate the effects of surface roughness and alloy disorder on the density of states
(DOS) in cylindrical semiconductor quantum wires with inclusion of a Hubbard local-field …

Time-resolved magnetospectroscopy of V-shaped quantum wires

M Lomascolo, M Anni, M De Giorgi, R Rinaldi… - Physical Review B, 2000 - APS
We present a continuous-wave and time-resolved magnetoluminescence investigation of In
x Ga 1− x As V-shaped quantum wires (QWR's) with In content x= 0.1, 0.15, 0.2. The …

Exciton center-of-mass motion in quantum wells and quantum wires

A Siarkos - 2000 - edoc.hu-berlin.de
This thesis presents a thorough investigation of the center-of-mass dispersion properties of
excitons in semiconductor quantum wells and quantum wires. The kp coupling of heavy and …

Confinement versus localization for quantum wells and quantum wires in a self-assembled structure

I Rasnik, LGC Rego, MV Marquezini… - Superlattices and …, 1999 - Elsevier
We investigate the effects of interface localization due to microroughness in a sample
presenting a quantum well and a quantum wire. The magnetoshift of the emission lines …

Interação entre portadores e íons magnéticos em poços quânticos de InGaAs/GaAs: Mn

MÁG Balanta - 2014 - repositorio.unicamp.br
Neste trabalho investigamos a interação entre portadores confinados em poços quânticos
de InGaAs/GaAs e íons de Mn de uma dopagem tipo delta na barreira do poço. Utilizamos …

Growth, Optical, and Transport Properties of Self-Assembled InAs/InP Nanostructures

O Bierwagen, YI Mazur, GG Tarasov… - … Science and Technology, 2010 - Springer
A comprehensive study, including growth, optical characterization and anisotropic transport
in quantum well (QW), quantum wire (QWr), and quantum dot (QD) systems, is carried out for …