500-W Average Power, 100-mJ level Pulse Energy by Q-switched 7x7 Multicore Fiber LasersMehran Bahri, Cesar Jauregui, Arno Klenke, Mathias Lenski, Yahia Khalil, Johannes Nold, Nicoletta Haarlammert, Thomas Schreiber and Jens LimpertEPJ Web Conf., 307 (2024) 02051DOI: https://doi.org/10.1051/epjconf/202430702051