Conditions for highly efficient anti-Stokes conversion in gas-filled hollow core waveguides
Author(s) -
Zeb W. Barber,
C. Renner,
Randy R. Reibel,
Stephen Scott. Wagemann,
Wm. Randall Babbitt,
Peter A. Roos
Publication year - 2010
Publication title -
optics express
Language(s) - English
Resource type - Journals
SCImago Journal Rank - 1.394
H-Index - 271
ISSN - 1094-4087
DOI - 10.1364/oe.18.007131
Subject(s) - raman scattering , energy conversion efficiency , optics , four wave mixing , materials science , raman spectroscopy , stokes shift , stokes number , core (optical fiber) , stokes parameters , stokes wave , nonlinear optics , scattering , physics , optoelectronics , wave propagation , laser , mechanics , turbulence , breaking wave , reynolds number , luminescence
Using a four-mode theoretical analysis we show that highly efficient anti-Stokes conversion in waveguides is more challenging to realize in practice than previously thought. By including the dynamics of conversion to 2(nd) Stokes via stimulated Raman scattering and four-wave mixing, models predict only narrow, unstable regions of highly efficient anti-Stokes conversion. Experimental results of single-pass Raman conversion in confined capillary waveguides validate these predictions. This places more stringent conditions on systems that require highly efficient single-pass anti-Stokes conversion.
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