Nature Communications (Mar 2022)

Wafer-scale epitaxial modulation of quantum dot density

  • N. Bart,
  • C. Dangel,
  • P. Zajac,
  • N. Spitzer,
  • J. Ritzmann,
  • M. Schmidt,
  • H. G. Babin,
  • R. Schott,
  • S. R. Valentin,
  • S. Scholz,
  • Y. Wang,
  • R. Uppu,
  • D. Najer,
  • M. C. Löbl,
  • N. Tomm,
  • A. Javadi,
  • N. O. Antoniadis,
  • L. Midolo,
  • K. Müller,
  • R. J. Warburton,
  • P. Lodahl,
  • A. D. Wieck,
  • J. J. Finley,
  • A. Ludwig

DOI
https://doi.org/10.1038/s41467-022-29116-8
Journal volume & issue
Vol. 13, no. 1
pp. 1 – 7

Abstract

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Nucleation control of self-assembled quantum dots is challenging. Here, the authors employ conventional molecular beam epitaxy to achieve wafer-scale density modulation of high-quality quantum dots with tunable periodicity on unpatterned substrates.