On-chip Rotated Polarization Directional Coupler Fabricated by Femtosecond Laser Direct Writing

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Wang, Ci-Yu; Gao, Jun; Jin, Xian-Min;
  • Related identifiers: doi: 10.1364/OL.44.000102
  • Subject: Physics - Optics | Physics - Applied Physics | Quantum Physics
    arxiv: Physics::Optics

We present a rotated polarization directional coupler (RPDC) on a photonic chip. We demonstrate a double-track approach to modify the distribution of refractive index between adjacent tracks and form a single waveguide with arbitrary birefringent optical axis. We constr... View more
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