[1]
Thi Thanh, T.T. et al. 2025. Design and optimisation of a cascaded RI-MMI-based 2×4 quadrature phase and power splitter with integrated thermo-optic phase shifters. Opto-Electronics Review. 33, 4 (Dec. 2025), e157330 . DOI:https://doi.org/10.24425/opelre.2025.157330.