Structural and Electrochemical Properties of Lanthanum Silicate Apatites La₁₀Si_6−x−0.2Al_xZn_0.2O_27−δ for Solid Oxide Fuel Cells (SOFCs)

Figure 2

Room temperature XRD patterns of La₁₀Si_5.6Al_0.2Zn_0.2O_26.7 and La₁₀Si_5.4Al_0.4Zn_0.2O_26.6 sintered at 1600°C for 8 hours in air compared to room temperature XRD pattern of La₁₀Si₆O₂₇ sintered at 1500°C for 10 hours in air obtained.