Phase-conjugate feedback into a continuous-wave ring dye laser
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1Analytical Chemistry Division, Oak Ridge National Laboratory, Oak Ridge, Tennessee 37831, USA.
Optics Letters
|September 3, 2009
Abstract:
Optical feedback from a BaTiO(3) passive phase-conjugate reflector into an untuned cw ring dye laser can narrow the linewidth to 1.3 GHz. Self-scanning effects are also observed. The linewidth results are interpreted in terms of spatial hole burning and longitudinal-mode competition.
