50 GHz High Photocurrent PIN-PD and Its Thermal Effect. - Yaofeng Yi; Toshimasa Umezawa; Atsushi Kanno; Tetsuya Kawanishi (OECC/PSC, 2022)

High-Responsivity Unitraveling Carrier-Type Photodetector Using Avalanche InAlAs as a Collector at a High-Frequency Range. - Yaofeng Yi; Toshimasa Umezawa; Kouichi Akahane; Tetsuya Kawanishi (IEEE Access, 2024)

Thermal Study for High-Photocurrent Photodetector in Non-Saturation Region Using Thin Substrate, Thin Absorber, and Flip- Chip Bonding Process. - Yaofeng Yi; Toshimasa Umezawa; Kouichi Akahane; Tetsuya Kawanishi (IEEE Access, 2024)