Using a femtosecond laser waveguides were written in Yb(15%):YAG ceramics. Laser oscillation at two outcoupling transmissions was demonstrated. Due to nonlinear losses a higher slope efficiency was observed for the lower outcoupling transmission.
© 2011 OSA
T. Calmano, J. Siebenmorgen, A. Paschke, S. T. Fredrich-Thornton, H. Yagi, K. Petermann, and G. Huber, "Femtosecond-Laser Written Highly Doped Yb(15%):YAG Ceramic Waveguide Laser," in Advances in Optical Materials, OSA Technical Digest (CD) (Optical Society of America, 2011), paper AIThF2.