Performances of planar GaAs and InGaAs Schottky diodes fabricated by Pr2O3-added liquid phase epitaxy

Y. C. Cheng*, Z. W. Hu, J. N. Yang, L. B. Chang, M. J. Jeng

*Corresponding author for this work

Research output: Contribution to journalJournal Article peer-review

1 Scopus citations

Abstract

This work reports on the improved performance of planar GaAs and InGaAs Schottky diodes fabricated by rare element Pr related oxides Pr2O3-added liquid phase epitaxy. We verify that impurity concentrations are suppressed by two orders, and that electron mobility is significantly enhanced. With Pr2O3 added, the cutoff frequency of Schottky diodes increases in planar InGaAs but decreases in planar GaAs, because of higher contact resistance.

Original languageEnglish
Pages (from-to)223-229
Number of pages7
JournalMicroelectronic Engineering
Volume65
Issue number1-2
DOIs
StatePublished - 12 2002
Externally publishedYes

Keywords

  • GaAs
  • InGaAs
  • LPE
  • PrO
  • Schottky diode

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