[B-3-9] Heterojunction Effect on Spectral and Frequency Responses in InP/InGaAsP/InGaAs APD K. Yasuda, T. Shirai, Y. Kishi, S. Yamazaki, T. Kaneda (1.Fujitsu Laboratories, Ltd.) https://doi.org/10.7567/SSDM.1982.B-3-9