Modified LPE technique growth and properties of long wavelength InAs0.05Sb0.95 thick film

S. H. Hu, H. Y. Deng, Y. Sun, J. Wu, L. Y. Shang, T. Lin, R. Wang, N. Dai

Research output: Contribution to journalArticlepeer-review

5 Scopus citations

Abstract

InAs0.05Sb0.95 thick film with thickness of about 120 μm was grown by modified LPE technique on InAs substrate. The Fourier transform infrared (FTIR) transmission measurement revealed that the cutoff wavelength (defined at the mid-transmittance) is 12.5 μm for InAs0.05Sb0.95 thick film. An electron mobility of 23,900 cm2/V s with a carrier density of 2.37 × 1016 cm-3 at 300 K has been achieved. The investigation of the lattice dynamics of InAs0.05Sb0.95 has been made by using Raman scattering. These results indicate its potential applications for infrared detectors in long wavelength range and high-speed electron devices.

Original languageEnglish
Pages (from-to)442-445
Number of pages4
JournalJournal of Alloys and Compounds
Volume465
Issue number1-2
DOIs
StatePublished - 6 Oct 2008
Externally publishedYes

Keywords

  • Crystal growth
  • Optical properties
  • Semiconductors

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