Enhancement of Bandwidth-Responsivity Product in High-Speed Avalanche Photodiodes with Optimized Flip-Chip Bonding Package for Coherent Detection. - Naseem; Nan-Wei Chen; Syed Hasan Parvez; Zohauddin Ahmad; Sean Yang; H.-S. Chen; Hsiang-Szu Chang; Jack Jia-Sheng Huang; Jin-Wei Shi (OFC, 2023)