A UCIe Optical I/O Retimer Chiplet for AI Scale-up Fabrics. - Pavan Bhargava; Sidney Buchbinder; Dorde Gluhovic; Kaisarbek Omirzakhov; Ayan Biswas; Daniel Jeong; Clay Pearson; Austin Katzin; Eric Jan; Derek Van Orden; Hayk Gevorgyan; Anatoly Khilo; et al. (OFC, 2025)