Waveguide Integrated Balanced Photodetectors for Coherent Receivers Runge, Patrick ; Zhou, Gan ; Beckerwerth, Tobias ; Ganzer, Felix ; Keyvaninia, Shahram ; Seifert, Sten ; Ebert, Willi ; Mutschall, Sven ; Seeger, Angela ; Schell, Martin Abstract Publication: IEEE Journal of Selected Topics in Quantum Electronics Pub Date: March 2018 DOI: 10.1109/JSTQE.2017.2723844 Bibcode: 2018IJSTQ..2423844R