Co-sputtering and structuring active erbium-doped aluminum oxide waveguides directly on top of processed SOI passive waveguides provides coupling losses of 2.5 dB between active and passive waveguides and a signal enhancement of 7.2 dB.
© 2010 The Optical Society
(130.0130) Integrated optics : Integrated optics
(130.3130) Integrated optics : Integrated optics materials
(140.0140) Lasers and laser optics : Lasers and laser optics
(140.4480) Lasers and laser optics : Optical amplifiers
L. Agazzi, J. D. Bradley, G. Roelkens, R. Baets, F. Ay, K. Worhoff, and M. Pollnau, "Wafer-Scale Monolithic Integration of Al<sup>2</sup>O<sup>3</sup>:Er<sup>3+</sup>Amplifiers with Si Waveguides," in Conference on Lasers and Electro-Optics 2010, OSA Technical Digest (CD) (Optical Society of America, 2010), paper JWA92.
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