Photonic-chip integrated large-mode-area high-power CW optical amplifierMahmoud A. Gaafar, Kai Wang, Markus Ludwig, Thibault Wildi, Jan Lorenzen, Henry Francis, Michael Geiselmann, Milan Sinobad, Franz X. Kärtner, SoniaM. Garcia-Blanco, Neetesh Singh and Tobias HerrEPJ Web Conf., 287 (2023) 01009DOI: https://doi.org/10.1051/epjconf/202328701009
