Nature Communications (Feb 2023)

Coherent consolidation of trillions of nucleations for mono-atom step-level flat surfaces

  • Taewoo Ha,
  • Yu-Seong Seo,
  • Teun-Teun Kim,
  • Bipin Lamichhane,
  • Young-Hoon Kim,
  • Su Jae Kim,
  • Yousil Lee,
  • Jong Chan Kim,
  • Sang Eon Park,
  • Kyung Ik Sim,
  • Jae Hoon Kim,
  • Yong In Kim,
  • Seon Je Kim,
  • Hu Young Jeong,
  • Young Hee Lee,
  • Seong-Gon Kim,
  • Young-Min Kim,
  • Jungseek Hwang,
  • Se-Young Jeong

DOI
https://doi.org/10.1038/s41467-023-36301-w
Journal volume & issue
Vol. 14, no. 1
pp. 1 – 9

Abstract

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Constructing atomically flat surface in a single crystal ultrathin film is difficult owing to the coherent merging of trillions of clusters. Here the authors establish the initial growth mechanism of a single crystal Cu thin film with atomically flat surface using atomic sputtering epitaxy.