Influence of preamorphizatlon and recrystallization on indium doping profiles in silicon

  • R. Duffy
  • , V. C. Venezia
  • , A. Heringa
  • , B. J. Pawlak
  • , M. J.P. Hopstaken
  • , Y. Tamminga
  • , T. Dao
  • , F. Roozeboom
  • , C. C. Wang
  • , C. H. Diaz
  • , P. B. Griffin

Research output: Contribution to journalArticlepeer-review

Abstract

The influence of preamorphization and solid-phase epitaxial regrowth on indium doping profile was discussed. Premorphised silicon significantly reduces channeling during indium ion implantation, producing a much more abrupt doping profile. It is suggested that during recrystallization by thermal annealing, indium segregates in front of the moving amorphous/crystalline interface, creating a clearly visible peak in the doping profile. It was also suggested that the indium segregation phenomenon get enhanced at lower temperatures.

Original languageEnglish
Pages (from-to)865-868
Number of pages4
JournalJournal of Vacuum Science and Technology B: Microelectronics and Nanometer Structures
Volume22
Issue number3
Publication statusPublished - May 2004
Externally publishedYes

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