Vertical coupling effects in arrays of InAs quantum dots

Authors
Taddei, S Colocci, M Vinattieri, A Gucciardi, PG Bogani, F Franchi, S Frigeri, P Lazzarini, L Salviati, G
Citation
S. Taddei et al., Vertical coupling effects in arrays of InAs quantum dots, PHYS ST S-B, 224(2), 2001, pp. 413-417
Citations number
17
Categorie Soggetti
Apllied Physucs/Condensed Matter/Materiales Science
Journal title
PHYSICA STATUS SOLIDI B-BASIC RESEARCH
ISSN journal
03701972 → ACNP
Volume
224
Issue
2
Year of publication
2001
Pages
413 - 417
Database
ISI
SICI code
0370-1972(200103)224:2<413:VCEIAO>2.0.ZU;2-A
Abstract
We show that either a blueshift or a redshift of the fundamental transition energy can be observed in vertical arrays of InAs/GaAs quantum dots, depen ding on the spacer thicknesses, and explained by including strain, indium s egregation, and Coulomb effects.