1999 年 26 巻 2 号 p. 69-
The growth rate of Yba_2Cu_3O_x single crystal along [100]/[010] directions has been measured in situ using high-temperature optical microscope. The results showed that the growth rate of Yba_2Cu_3O_x crystals is intimately related with the dissolution of Y_2BaCuO_5 particles in the liquid.