A channel waveguide exhibiting internal gain under pumping is fabricated inside erbium doped oxyfluoride-silicate glass using a femtosecond laser. The waveguide cross section and refractive index contrast is controlled using a multi-scan technique.
© 2006 Optical Society of America
(060.0060) Fiber optics and optical communications : Fiber optics and optical communications
(060.4510) Fiber optics and optical communications : Optical communications
(250.0250) Optoelectronics : Optoelectronics
(250.4480) Optoelectronics : Optical amplifiers
R. R. Thomson, H. T. Bookey, N. Psaila, S. Campbell, D. T. Reid, A. K. Kar, S. Shen, and A. Jha, "Active Waveguide Fabrication in Erbium Doped Oxyfluoride-Silicate Glass Using Femtosecond Pulses," in Conference on Lasers and Electro-Optics/Quantum Electronics and Laser Science Conference and Photonic Applications Systems Technologies, Technical Digest (CD) (Optical Society of America, 2006), paper CWD5.
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