Fig. 1. Schematic diagram of co-precipition and oxalate method.
Fig. 2. XRD patterns of sintering (La1-xYx)2Zr2O7 at 1,500℃ for 2 h (a) co-precipitation method and (b) oxalate method.
Fig. 3. XRD patterns of calcination (La1-xYx)2Zr2O7 at 800℃ for 2 h (a) co-precipitation method and (b) oxalate method.
Fig. 4. TG-DTA traces of (La1-xYx)2Zr2O7 gel prepared by (a) co-precipitation method and (b) oxalate method.
Fig. 5. Temperature dependence of thermal conductivity of (La1-xYx)2Zr2O7 obtained by the co-precipitation method and oxalate method.
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