Paper
1 March 2006 Characterization of high-index contrast silica guided-wave devices
B. M. Azizur Rahman, Niranthi Somasiri, Triparatna Wongcharoen, Arti Agrawal, Kenneth T. V. Grattan, Veselin Rakocevic
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Abstract
Modal properties of silica waveguides are presented along with their results on single mode operation, spot-size variations, confinement factor and, modal field profiles for different index contrast value between the core and the claddings. Both dominat and non-dominat field profiles and their transverse variations are also shown. Numerically simulated results also suggests that by using the MM-based design a very compact optical power splitter, of the order of 500 μm in length, can be designed, which is much shorter than conventional directional coupler or Y-junction-based designs.
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B. M. Azizur Rahman, Niranthi Somasiri, Triparatna Wongcharoen, Arti Agrawal, Kenneth T. V. Grattan, and Veselin Rakocevic "Characterization of high-index contrast silica guided-wave devices", Proc. SPIE 6125, Silicon Photonics, 61250P (1 March 2006); https://doi.org/10.1117/12.654779
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KEYWORDS
Waveguides

Silica

Cladding

Brain-machine interfaces

Directional couplers

Polarization

Refractive index

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