HAO Yuan-kai,XIN Xian-hui,LIU Lei,et al.Growth and Characterization of Tb3Sc2Al3O12 Magneto-optical Crystal[J].Chinese Journal of Luminescence,2022,43(07):1070-1077.
(TSAG) crystal is attracting much attention for visible and near-infrared isolator applications due to its high transmittance, large laser damage threshold, low absorption coefficient and excellent magneto-optical properties. However, it is difficult to grow large-size crack-free single crystals. In this work,high quality TSAG crystal was successfully grown by the Czochralski method. The transmittance in the wavelength of 400-1 500 nm is as high as 84%. The thermal conductivity is higher than that of commercial Tb
3
Ga
5
O
12
(TGG) crystal. More importantly, the Verdent constant of TSAG is 1.2 times that of TGG crystal. Therefore, TSAG crystal is promising magneto-optical crystal for high power isolator applications.
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