Scanning Tunneling Microscope Investigations of Local Photoconductivity in InGaAs/GaAs Quantum-Dimensional Nanostructures

Abstract

We demonstrate a possibility of using a scanninig tunneling microscope (STM) for high spatial resolution study of photoconductivity spectra of quantum dimensional structures. Measurements of the photoconductivity spectra from quantum dots located near a sample surface reveal some features related to the energy spectra of these quantum dots.

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Document Details

Document Type
Technical Report
Publication Date
Jun 18, 1999
Accession Number
ADP012921

Entities

People

  • A. V. Biryukov
  • S. V. Gaponov
  • V. L. Mironov
  • V. Y. Aleshkin
  • Z. F. Krasil'nik

Organizations

  • Russian Academy of Sciences

Tags

Communities of Interest

  • Advanced Electronics
  • Materials and Manufacturing Processes

DTIC Thesaurus Topics

  • Heterojunctions
  • Measurement
  • Metrology
  • Microstructure
  • Nanostructures
  • Photoconductivity
  • Quantum Dots
  • Quantum Tunneling
  • Quantum Wells
  • Radiation
  • Scanning
  • Semiconductor Devices
  • Semiconductors
  • Spectra
  • Thickness
  • Tunneling

Fields of Study

  • Physics

Readers

  • Quantum Dot Semiconductor Device Photonics and Graphene Optoelectronic Materials and THz Physics.

Technology Areas

  • Microelectronics
  • Quantum Computing