Henke, Jan WilkeYang, YujiaKappert, F. JasminRaja, Arslan S.Arend, GermaineHuang, GuanhaoFeist, ArminQiu, ZheruWang, Rui NingTusnin, AleksandrTikan, AlexeyKippenberg, Tobias J.Ropers, Claus2025-01-262025-01-262025-01-25202410.1364/cleo_fs.2024.fw3p.32-s2.0-85215071336https://infoscience.epfl.ch/handle/20.500.14299/245173Combining nonlinear integrated photonics with electron microscopy, we probe the formation of optical dissipative structures in Si3N4 microresonators with free electrons and find unique spectral fingerprints in the electron spectrum that enable new electron beam modulation schemes.falseElectron opticsElectronsFree electron lasersIntegrated opticsMicrocavitiesNonlinear opticsOptical microscopyOptical modulationPhotonicsProbesProbing the Formation of Nonlinear Optical States with Free Electronstext::conference output::conference proceedings::conference paper