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Surface and interface characteristic of sputtered nanometer PtSi film

  • Jinghua Yin*
  • , Wei Cai
  • , Mingguang Wang
  • , Yufeng Zheng
  • , Meicheng Li
  • , Peilin Wang
  • , Liancheng Zhao
  • *Corresponding author for this work
  • Harbin University of Science and Technology
  • Harbin Institute of Technology
  • CAS - Institute of Metal Research

Research output: Contribution to journalArticlepeer-review

Abstract

The 5nm Pt films are deposited on p-Si (111) substrate by magnetron sputtering. After annealing, Pt films turn into PtSi. The characteristic of surface and interface of PtSi films are studied by AFM and HRTEM. The results show that the technology conditions influence the interface structure and surface morphology of PtSi films. With an increase of substrate temperature, the columnar clusters on the surface become into the flat ones, and multi-layer films to be the single ones. If the substrate are heated, there are only PtSi phase in the single layer film that is uniform and sound and has a smooth, clear and coherent interface.

Original languageEnglish
Pages (from-to)74-77
Number of pages4
JournalPan Tao Ti Hsueh Pao/Chinese Journal of Semiconductors
Volume24
Issue numberSUPPL.
StatePublished - May 2003
Externally publishedYes

Keywords

  • Interface structure
  • PtSi film
  • Surface morphology

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