Redesigned 4 μm taper and new 7 μm slot/bridge-SWG couplers achieve >90% TE mode coupling efficiency (up to 95.7%) for heterogeneous III-V on SOI integration via 3D-FDTD simulations.
Analysis of scattering loss due to sidewall roughness in slot waveguides by variation of mode effective index,
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Ultra-Compact Coupling Structures for Heterogeneously Integrated Silicon Lasers
Redesigned 4 μm taper and new 7 μm slot/bridge-SWG couplers achieve >90% TE mode coupling efficiency (up to 95.7%) for heterogeneous III-V on SOI integration via 3D-FDTD simulations.