Correlated Electron-Hole Transitions in Bulk GaAs and GaAs-(Ga,Al)As QuantumWells: Effects of Applied Electric and In-Plane Magnetic Fields

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Autor principal: C. A. Duque
Formato: Artículo científico
Lenguaje:en
Publicado: Sociedade Brasileira de Física 2006
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author C. A. Duque
author_facet C. A. Duque
contents Correlated Electron-Hole Transitions in Bulk GaAs and GaAs-(Ga,Al)As QuantumWells: Effects of Applied Electric and In-Plane Magnetic Fields C. A. Duque L. E. Oliveira M. de Dios-Leyva Física, Astronomía y Matemáticas Quantum well Magnetic field Electric field Exciton transitions The effects of crossed electric and magnetic fields on the electronic and exciton properties in semiconductorheterostructures have been investigated within the effective-mass and parabolic band approximations for bothbulk GaAs and GaAs-Ga1¡xAlxAs quantum wells. The combined effects on the heterostructure properties ofthe applied crossed electric/magnetic fields together with the direct coupling between the exciton center of massand internal exciton motions may be dealt with via a simple parameter representing the distance between theelectron and hole magnetic parabolas. Calculations lead to the expected behavior for the exciton dispersion in awide range of the crossed electric/magnetic fields, and present theoretical results are found in good agreementwith available experimental measurements. 2006 artículo científico 0103-9733 https://www.redalyc.org/articulo.oa?id=46436564 en http://www.redalyc.org/revista.oa?id=464 Brazilian Journal of Physics application/pdf Sociedade Brasileira de Física Brazilian Journal of Physics (Brasil) Num.3B Vol.36
format Artículo científico
id redalyc_46436564
institution Redalyc
language en
publishDate 2006
publisher Sociedade Brasileira de Física
spellingShingle Correlated Electron-Hole Transitions in Bulk GaAs and GaAs-(Ga,Al)As QuantumWells: Effects of Applied Electric and In-Plane Magnetic Fields
C. A. Duque
Física, Astronomía y Matemáticas
Quantum well
Magnetic field
Electric field
Exciton transitions
Correlated Electron-Hole Transitions in Bulk GaAs and GaAs-(Ga,Al)As QuantumWells: Effects of Applied Electric and In-Plane Magnetic Fields C. A. Duque L. E. Oliveira M. de Dios-Leyva Física, Astronomía y Matemáticas Quantum well Magnetic field Electric field Exciton transitions The effects of crossed electric and magnetic fields on the electronic and exciton properties in semiconductorheterostructures have been investigated within the effective-mass and parabolic band approximations for bothbulk GaAs and GaAs-Ga1¡xAlxAs quantum wells. The combined effects on the heterostructure properties ofthe applied crossed electric/magnetic fields together with the direct coupling between the exciton center of massand internal exciton motions may be dealt with via a simple parameter representing the distance between theelectron and hole magnetic parabolas. Calculations lead to the expected behavior for the exciton dispersion in awide range of the crossed electric/magnetic fields, and present theoretical results are found in good agreementwith available experimental measurements. 2006 artículo científico 0103-9733 https://www.redalyc.org/articulo.oa?id=46436564 en http://www.redalyc.org/revista.oa?id=464 Brazilian Journal of Physics application/pdf Sociedade Brasileira de Física Brazilian Journal of Physics (Brasil) Num.3B Vol.36
title Correlated Electron-Hole Transitions in Bulk GaAs and GaAs-(Ga,Al)As QuantumWells: Effects of Applied Electric and In-Plane Magnetic Fields
topic Física, Astronomía y Matemáticas
Quantum well
Magnetic field
Electric field
Exciton transitions
url https://www.redalyc.org/articulo.oa?id=46436564