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  • Nano Express
  • Open Access

Self-organization of quantum-dot pairs by high-temperature droplet epitaxy

  • 1Email author,
  • 1,
  • 1,
  • 1 and
  • 1
Nanoscale Research Letters20061:57

https://doi.org/10.1007/s11671-006-9002-z

  • Published:

Abstract

The spontaneously formation of epitaxial GaAs quantum-dot pairs was demonstrated on an AlGaAs surface using Ga droplets as a Ga nano-source. The dot pair formation was attributed to the anisotropy of surface diffusion during high-temperature droplet epitaxy.

Keywords

  • Quantum dots
  • Droplet epitaxy

[120]

Declarations

Acknowledgments

We thank Dr. John L. Shultz for his technical assistance regarding the MBE system.

Authors’ Affiliations

(1)
Department of Physics, University of Arkansas, Fayetteville, AR, 72701, U

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