Fig. 7. (Color online) TEM and SAED patterns of PTO nantubes of post-annealed samples at the temperature 700 °C. The SAED patten shows the mixture phase of perovskite PTO and anatase TiO₂.

New Phys.: Sae Mulli 2024;74:873~879 https://doi.org/10.3938/NPSM.74.873

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