Comparative study of the Bi(Ni<sub>0.5</sub>Zr<sub>0.5</sub>)O<sub>3</sub>-PbTiO<sub>3</sub> and Bi(Mg<sub>0.5</sub>Zr<sub>0.5</sub>)O<sub>3</sub>-PbTiO<sub>3</sub> piezoelectric materials for energy harvesters
Journal of Asian Ceramic Societies