High efficiency diode-pumped femtosecond-laser-written waveguide lasers based on Pr:LiLuF4 Davide Baiocco, Ignacio Lopez-Quintas, Javier Rodriguez Vazquez de Aldana, Mauro Tonelli and Alessandro Tredicucci EPJ Web Conf., 307 (2024) 02009 Published online: 18 October 2024 DOI: 10.1051/epjconf/202430702009