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The effect of residual lens aberrations on the determination of column positions around partial dislocations in GaAs

  • Author(s): Xu, X.
  • Beckman, S.P.
  • Specht, P.
  • Chrzan, D.C.
  • Weber, E.R.
  • Kisielowski, C.
  • et al.
Abstract

A quantitative comparison is reported between first principle calculations and experiments imaging the column positions around the core of partial dislocations in GaAs. The influence of residual lens aberrations on the determination of column positions is investigated.

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