Post-Compression of 9.2-µm Terawatt Laser Pulses to Femtoseconds Igor V. Pogorelsky, Mikhail N. Polyanskiy, Marcus Babzien and Mark A. Palmer EPJ Web Conf., 255 (2021) 11007 Published online: 18 November 2021 DOI: 10.1051/epjconf/202125511007