@article{iwasaki,
  title = {Electrical properties and &lt;sup&gt;18&lt;/sup&gt;O tracer diffusion in (Bi&lt;sub&gt;0.5&lt;/sub&gt;Na&lt;sub&gt;0.5&lt;/sub&gt;)TiO&lt;sub&gt;3&lt;/sub&gt; ceramics doped with CuO and Nb&lt;sub&gt;2&lt;/sub&gt;O&lt;sub&gt;5&lt;/sub&gt;},
  author = {Kanaka Iwasaki, Yuka Takagi, Hyunwook Nam, Hajime Nagata, Isao Sakaguchi},
  publisher = {Ceramic Society of Japan},
  year = {2025},
  keywords = {Lead-free piezoelectric ceramics, Bi0.5Na0.5TiO3, Nb2O5 donor additive, 18O tracer diffusion}
}