Structural and Electrical Properties of the YSZ/STO/YSZ Heterostructure

Table 1

Activation energy for the ionic transport measured on different YSZ/STO/YSZ multilayer systems, as shown in Figure 4.

𝑑/nm	𝑑/nm	𝐸𝑎/eV	𝐸𝑎/eV
Thickness of the YSZ layer	Thickness of the STO layer	(<500°C)	(>500°C)
62	62	0.64	0.95
117	62	0.71	0.98
203	62	0.76	1.12