supported by the Major Program of the National Natural Science Foundation of China (Grant No. 50990301);the Project for Young Scientists Fund of the National Natural Science Foundation of China (Grant Nos. 51002172 and 51302298)
A composite transparent YAG/Yb:YAG/YAG ceramic was prepared by a non-aqueous tape-casting method. An optical transmittance of 82% was obtained at visible wavelength and around 1100 nm. A low-threshold, broadband tunab...