Photoluminescence of SiSnC alloys grown on (100) Si substrates

N. Wright, A. T. Khan, P. R. Berger, F. J. Guarin, S. S. Iyer

Research output: Contribution to journalConference articleScientificpeer-review

1 Citation (Scopus)

Abstract

The photoluminescence (PL) of SiSnC alloy grown by molecular beam epitaxy on Si (100) substrate is presented. Different epitaxial layers are investigated. The samples are similar in structure, and consisted of a 200 angstroms Si buffer grown on a (100) Si substrate followed by the respective alloy layer, a 4500 angstroms Si0.955Sn0.03C0.015, a 1500 angstroms Si0.96Sn0.04 or a 1500 angstroms Si0.985C0.015. The layer composition is measured by Rutherford backscattering spectrometry, and confirmed by X-ray diffraction analysis. X-ray diffraction measurements of the layers confirmed that Sn and C are substitutional and the layers are pseudomorphic and coherently strained. The Si0.955Sn0.03C0.015 allow layer is strain compensated. PL spectra of all the layers revealed band edge luminescence as well as a very sharp peak.

Original languageEnglish
Pages (from-to)327-332
Number of pages6
JournalMaterials Research Society Symposium - Proceedings
Volume533
DOIs
Publication statusPublished - 1998
Externally publishedYes
Publication typeA1 Journal article-refereed
EventProceedings of the 1998 MRS Spring Symposium - San Francisco, CA, USA
Duration: 13 Apr 199817 Apr 1998

ASJC Scopus subject areas

  • General Materials Science
  • Condensed Matter Physics
  • Mechanics of Materials
  • Mechanical Engineering

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