High-sensitivity 10 Gbps Ge-on-Si photoreceiver operating at λ ~155 μm Joo, Jiho ; Kim, Sanghoon ; Kim, In Gyoo ; Jang, Ki-Seok ; Kim, Gyungock Abstract Publication: Optics Express Pub Date: August 2010 DOI: 10.1364/OE.18.016474 Bibcode: 2010OExpr..1816474J