Silicon Photonic S-Bent Directional Coupler with Low Wavelength-Dependent Coupling Variation. - Alaa Elshazly; Ahmed Bayoumi; Mehmet Oktay; Hakim Kobbi; Natarajan Rajasekaran; Rafal Magdziak; Mulham Khoder; Maumita Chakrabarti; Dimitrios Velenis; Huseyin Sar; Peter Verheyen; Philippe Absil; et al. (OFC, 2026)