Published September 1997 | Version v1
Journal article

Photoelectric properties of GaAs/InAs quantum dot heterostructures

  • 1. NI Fiziko-Tekhnicheskij Inst. pri Nizhegorodskom Gos. Universitete (Russian Federation)
  • 2. RAN Inst. Fiziki Mikrostruktur, Nizhnij Novgorod (Russian Federation)
  • 3. Nizhegorodskij Gos. Universitet im. N.I.Lobachevskogo (Russian Federation)

Description

Planar photoconductivity and capacitive photovoltage spectra in GaAs/InAs quantum dot heterostructures grown by MOCVD have been studied. Spectra of quantum dot photosensitivity have a peak shape that reflects the delta-like character of density of states. A photosensitivity band of the InAs monolayer quantum well has also been observed. An expression for the absorption coefficient of the quantum dot ensemble with a certain dimension distribution was obtained

Additional details

Additional titles

Original title (Russian)
Фотоэлектрические свойства генероструктур GaAs/InAs с квантовыми точками

Publishing Information

Journal Title
Fizika i Tekhnika Poluprovodnikov
Journal Volume
31
Journal Issue
9
Journal Page Range
p. 1100-1105
ISSN
0015-3222
CODEN
FTPPA4

Optional Information

Notes
17 refs., 1 tab., 5 figs.