Femtosecond pulse generation at 50 W average powers from an Yb:KYW-Yb:YAG planar-waveguide MOPAC. Y. Ramírez-Corral, I. J. Thomson, C. G. Leburn, D. R. Hall, D. T. Reid and H. J. BakerEPJ Web of Conferences, 41 (2013) 10013DOI: https://doi.org/10.1051/epjconf/20134110013