Truong, D. C., Vu, D. A., & Hoang, C. V. (2017). Two Mode - (De)muxer Based on a Symmetric Y Junction Coupler, a \(2\times 2\) MMI Coupler and a Ridge Phase Shifter Using Silicon Waveguides for WDM Applications. Communications in Physics, 27(4), 327. https://doi.org/10.15625/0868-3166/27/4/10883