Herkommer, ClemensGuo, HairunBillat, AdrienGrassani, DavidePfeiffer, MartinZervas, MichaelBrès, Camille-SophieKippenberg, Tobias J.2017-09-212017-09-212017-09-21201710.1364/CLEO_SI.2017.SM2K.6https://infoscience.epfl.ch/handle/20.500.14299/140768We developed a chip-based silicon nitride platform with thick waveguides (> 2 mm) that overcomes the usual fabrication limitation. We demonstrate both microresonator frequency comb generation at 2:5 mm and supercontinuum generation extending beyond 4:0 mm in this platform.text::conference output::conference paper not in proceedings