An expression for the quantum-limited frequency resolution of active waveguide ring resonator spectrometers is derived, and a 1.6 cm diameter, diode-pumped, active waveguide, ring resonator is demonstrated in a neodymium-doped glass with finesse of 250.
© 2008 Optical Society of America
(060.0060) Fiber optics and optical communications : Fiber optics and optical communications
(060.2800) Fiber optics and optical communications : Gyroscopes
(140.0140) Lasers and laser optics : Lasers and laser optics
(140.4780) Lasers and laser optics : Optical resonators
H. Hsiao and K. Winick, "Waveguide Ring Resonators with Gain at the Quantum Limit," in Conference on Lasers and Electro-Optics/Quantum Electronics and Laser Science Conference and Photonic Applications Systems Technologies, OSA Technical Digest (CD) (Optical Society of America, 2008), paper JTuA90.
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