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Large-scale and high-density planar lightwave circuits with high- Delta GeO/sub 2/-doped silica waveguides |
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| Authors: | Suzuki S. Shuto K. Takahashi H. Hibino Y. |
| Affiliation: | NTT Optoelectronics Labs., Ibaraki, Japan; |
| Abstract: | GeO/sub 2/-doped silica waveguides with a high refractive index difference ( Delta ) of 2% and a propagation loss of 0.1 dB/cm are fabricated on Si substrates. 200 cm-long test circuits and ring resonators are demonstrated, both with a minimum curvature of 2 mm.< |
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