1. Han, J.-H. et al. 11, 486–490 (2017).
2. Hiraki, T. et al. 11, 482–485 (2017).
3. Pinguet, T. et al. In Proc. Int. Conf. Group IV Photonics (GFP) 362–364 (2008).
4. Law, D. et al. P802.3bs/D3.2 IEEE Draft Standard for Ethernet Amendment 10: Media Access Control Parameters, Physical Layers and Management Parameters for 200 Gb/s and 400 Gb/s Operation (IEEE, 2017).
5. Chen, L. et al. In Proc. Opt. Commun. Conf. (OFC) Th1B.1 (2016).