Stimulated emission and dynamic feedback of phonons in ruby

P. A. Fokker, J. I. Dijkhuis, H. W. de Wijn*

*Corresponding author for this work

Research output: Contribution to journalArticleAcademicpeer-review

Abstract

Stimulated emission of phonons resonant with the optically pumped Zeeman-split E(2E) levels is observed in ruby at 1.5 K. Under suitable conditions, the phonon occupation number exhibits a beat as a function of time, which signifies that the crystal acts as a phonon cavity. A model based on rate equations for the level populations and the phonon occupation number accounts for these results.

Original languageEnglish
Pages (from-to)35-37
Number of pages3
JournalJournal of Luminescence
Volume53
Issue number1-6
DOIs
Publication statusPublished - 1 Jan 1992

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