IR laser-induced breakdown in tetramethyltin adjacent to Ag or Au: Deposition of β-Sn nanograin-containing amorphous Au-Sn/C and Ag-Sn/C films

Tomáš Křenek, Nataliya Murafa, Petr Bezdička, Jan Šubrt, Husain M. Masoudi, Josef Pola*

*Corresponding author for this work

Research output: Contribution to journalArticlepeer-review

4 Scopus citations

Abstract

Pulsed IR laser irradiation of metal (Au or Ag) target in gaseous tetramethyltin (TMT) results in metal ablation and adjacent dielectric breakdown (DB) in TMT and allows gas phase deposition of films containing metal (Au or Ag), Sn and C elements. Volatile products of DB of TMT were examined by FT-IR spectroscopy and revealed as intermediates of gas phase carbonization reactions. The solid films were analyzed by FT-IR and Raman spectroscopy, X-ray diffraction and electron microscopy and shown as amorphous nanostructured Au-Sn/C and Ag-Sn/C phases containing β-Sn nanograins. These Sn nanograins exhibit irreversible amorphization upon heating and melt below the melting point of bulk β-Sn phase.

Original languageEnglish
Pages (from-to)135-139
Number of pages5
JournalApplied Organometallic Chemistry
Volume26
Issue number3
DOIs
StatePublished - Mar 2012

Keywords

  • Ag
  • Au
  • IR laser decomposition
  • Sn nanograins
  • amorphous Ag-Sn/C phase
  • amorphous Au-Sn/C phase
  • laser ablation
  • tetramethyltin

ASJC Scopus subject areas

  • General Chemistry
  • Inorganic Chemistry

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