Fig. 1. Photograph of HEM furnace for crystal growth

Fig. 2. Ti∶sapphire crystal grown by HEM

Fig. 3. Schematic diagram of sampling locations for test samples

Fig. 4. KY furnace for crystal growth

Fig. 5. Ti∶sapphire crystal grown by KY method ^[16]

Fig. 6. Photograph of top (left) and bottom (right) sections of Ti∶sapphire crystal boule grown by KY method

Fig. 7. 300 mm×23 mm Ti∶sapphire sample grown with KY method^[16]

Fig. 8. Distribution curve of pump light loss ratio of Ti∶sapphire sample grown by KY method

Fig. 9. FWHM of rocking curve for Ti∶sapphire wafer sample after annealing

Fig. 10. Photograph of Ti∶sapphire magnifying medium