High-quality strain-relaxed SiGe alloy grown on implanted silicon-on-insulator substrate

F. Y. Huang, M. A. Chu, M. O. Tanner, K. L. Wang, G. D. U'Ren, M. S. Goorsky

Research output: Contribution to journalArticlepeer-review

54 Citations (Scopus)

Abstract

We report on the growth and characterization of high-quality strain-relaxed SiGe alloys on a compliant silicon-on-insulator (SOI) substrate. The annealing temperature required for strain transfer has been reduced through boron implantation to the buried oxide, leading to a high quality SiGe alloy free from dislocations as evident from the near-band gap photoluminescence. Nearly complete strain relaxation (∼95%) for SiGe alloy of a thickness beyond the conventional critical thickness has been obtained.

Original languageEnglish
Pages (from-to)2680-2682
Number of pages3
JournalApplied Physics Letters
Volume76
Issue number19
DOIs
Publication statusPublished - 2000 May 8

All Science Journal Classification (ASJC) codes

  • Physics and Astronomy (miscellaneous)

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