Dopant redistribution effects in preamorphized silicon during low temperature annealing

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

Research output: Contribution to journalArticlepeer-review

Abstract

The time evolution of B, As, and In doping profiles during and after solid phase epitaxial regrowth (SPER) was monitored for conditions applicable to sub-65 nm CMOS technologies. As and In segregate during SPER by a sweep of the regrowing interface. In the case of B, significant B diffusion in a-Si occurs during SPER, while afterwards B uphill diffusion dominates. With the aid of atomistic simulation we have identified a temperature dependent time to maximum uphill B diffusion.

Original languageEnglish
Pages (from-to)489-492
Number of pages4
JournalTechnical Digest - International Electron Devices Meeting
Publication statusPublished - 2003
Externally publishedYes
EventIEEE International Electron Devices Meeting - Washington, DC, United States
Duration: 8 Dec 200310 Dec 2003

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