Silicon melt, regrowth, and amorphization velocities during pulsed laser irradiation

  • Michael O. Thompson
  • , J. W. Mayer
  • , A. G. Cullis
  • , H. C. Webber
  • , N. G. Chew
  • , J. M. Poate
  • , D. C. Jacobson

Research output: Contribution to journalArticlepeer-review

201 Scopus citations

Abstract

Direct experimental measurements of the melt-in, resolidification, and amorphization velocities for pulsed (2.5 to 10 ns) uv and ruby-laser irradiation have been made on 100 silicon on sapphire. An experimental value for the critical amorphization velocity in 100 Si has been measured as 15 m/s. Epitaxial resolidification was observed from 5 to 15 m/s. Additionally, melt-in velocities in excess of 200 m/s were observed for 2.5-ns ruby irradiation.

Original languageEnglish
Pages (from-to)896-899
Number of pages4
JournalPhysical Review Letters
Volume50
Issue number12
DOIs
StatePublished - 1983
Externally publishedYes

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