Influence of Integrated Optical Feedback on Tunable Lasers Happach, Magnus ; Mohrle, Martin ; Keil, Norbert ; Hofmann, Werner ; Schell, Martin ; De Felipe, David ; Friedhoff, Victor Nicolai ; Kresse, Martin ; Irmscher, Gelani ; Kleinert, Moritz ; Zawadzki, Crispin ; Rehbein, Wolfgang ; Brinker, Walter Abstract Publication: IEEE Journal of Quantum Electronics Pub Date: February 2020 DOI: 10.1109/JQE.2019.2947560 Bibcode: 2020IJQE...5647560H