Pushing the Frontier in the Design of Laser-Based Electron Accelerators with Groundbreaking Mesh-Refined Particle-In-Cell Simulations on Exascale-Class Supercomputers. - Luca Fedeli; Axel Huebl; France Boillod-Cerneux; Thomas Clark; Kevin Gott; Conrad Hillairet; Stephan Jaure; Adrien Leblanc; Rémi Lehe; Andrew Myers 001; Christelle Piechurski; Mitsuhisa Sato; et al. (SC, 2022)