Coherent Pluggable Optics Achieve Record 400Gb/s per Wavelength Over a 5,682 km Subsea Cable. - Sumudu Edirisinghe; Ekaterina Golovchenko; Serge Melle; Ales Kumpera; John Van Weerdenburg; Pierre Mertz; Lee Dardis; Aditya Kakkar; Oriol Bertran-Pardo; Júlio C. M. Diniz; Eduardo Spotorno; Konstantin Gelov; et al. (OFC, 2026)