Stimulated emission of phonons in a ruby fiber

P. A. Fokker*, W. D. Koster, J. I. Dijkhuis, H. W. De Wijn, L. Lu, R. S. Meltzer, W. M. Yen

*Corresponding author for this work

Research output: Contribution to journalArticleAcademicpeer-review

Abstract

Avalanches of resonant phonons generated by stimulated emission within the optically excited Ē(2E) doublet are observed in a 400-μm thick fiber of single-crystalline ruby. In comparison with bulk ruby, the avalanches develop fully in a shorter time because the phonons are confined to the active medium by reflection from the fiber boundaries. Position-independent rate equations adequately describe the dynamics.

Original languageEnglish
Pages (from-to)2306-2308
Number of pages3
JournalPhysical review. B, condensed matter
Volume56
Issue number5
DOIs
Publication statusPublished - 1 Aug 1997

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