Figure 4
From: Efficient OPSL-pumped mode-locked Yb:Lu2O3 laser with 67% optical-to-optical efficiency
SSlope efficiencies ηsl of OPSL-pumped Yb:Lu2O3 vs. output coupling transmissions TOC and transversal mode profile at maximum cw output power (a). lope efficiencies 
of the cw Yb:Lu2O3 laser (b) at different output coupling transmissions and optical-to-optical efficiency 
at 10% output coupling transmission vs. absorbed pump power Pabs.
