@article {10.1364/OME.509897, AUTHOR = {Garg, Puneet and Lamprianidis, Aristeidis G. and Rahman, Sydur and Stefanou, Nikolaos and Almpanis, Evangelos and Papanikolaou, Nikolaos and Verf\"{u}rth, Barbara and Rockstuhl, Carsten}, TITLE = {Two-step homogenization of spatiotemporal metasurfaces using an eigenmode-based approach}, JOURNAL = {Opt. Mater. Express}, FJOURNAL = {Optical Materials Express}, VOLUME = {14}, YEAR = {2024}, NUMBER = {2}, PAGES = {549--563}, PUBLISHER = {Optica Publishing Group}, DOI = {10.1364/OME.509897}, URL = {https://doi.org/10.1364/OME.509897}, NOTE = {See supplement https://doi.org/10.6084/m9.figshare.24849822.v2}, }