TSAG ceramics with high optical quality (IMAGE) Tsinghua University Press Caption The photographs and in-line transmittance curves of TSAG ceramics, and calculated fractions of Sc replacement in TAG at different temperatures. Credit Journal of Advanced Ceramics, Tsinghua University Press Usage Restrictions Credit must be given to the creator. License CC BY Disclaimer: AAAS and EurekAlert! are not responsible for the accuracy of news releases posted to EurekAlert! by contributing institutions or for the use of any information through the EurekAlert system.