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. 2023 Sep 15;13:15285. doi: 10.1038/s41598-023-42610-3

Figure 9.

Figure 9

Impedance complex plane (Z*) plot at 283 K for Na1/2Eu1/2Cu3Ti4O12 and Na1/2Sm1/2Cu3Ti4O12 ceramics with different sintering temperature. Inset shows an expanded view of the Z* plot at 283 K in high frequency range.