Backward Wave Optical Parametric Oscillator Targeting CO2 Absorption Lines at 2.7µm Adrian Vågberg, Martin Brunzell, Max Widarsson, Patrick Mutter, Andrius Zukauskas, Fredrik Laurell and Valdas Pasiskevicius EPJ Web Conf., 307 (2024) 04070 Published online: 18 October 2024 DOI: 10.1051/epjconf/202430704070