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Observation of free electron cyclotron resonance in NaAlSi3O8 feldspar: Direct determination of the effective electron mass

  • N R J Poolton
  • , J E Nicholis
  • , L Botter-Jensen
  • , G M Smith
  • , P C Riedi

Research output: Contribution to journalArticlepeer-review

Abstract

We report the first observation of cyclotron resonances in alkali feldspars, using highly sensitive optical detection methods. In Na-feldspar (NaAlSi3O8). a near isotropic effective electron mass value of m(c)(*) = 0.79m, has been determined. The significance of this measurement in terms of the optical transition energies of shallow donor centres is considered.

Original languageEnglish
Pages (from-to)467-475
Number of pages9
JournalPhysica Status Solidi. B
Volume225
Publication statusPublished - Jun 2001

Keywords

  • LUMINESCENCE
  • EMISSION
  • SPECTROSCOPY
  • SEDIMENTS
  • SIO2

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