List of Articles directional coupler Open Access Article Abstract Page Full-Text 1 - Design of Photonic Crystal Polarization Splitter on InP Substrate Mahmoud Nikoufard Masoud Kazemi Alamouti 20.1001.1.24237361.2016.1.2.7.6 Open Access Article Abstract Page Full-Text 2 - PhC-based Majority Gate using a nonlinear directional coupler Reyhaneh Rigi Keivan Navi Hojjat Sharifi 10.30495/jopn.2022.28130.1225 20.1001.1.24237361.2021.6.4.2.0