However, when the BT content exceeded 20%, the piezoelectric coefficient d33 did not increase further on this basis, but showed a decreasing trend, which may be due to the reduced film properties caused by the agglomeration of BT and thus the weakening of the polarization effect.
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The Osteogenic Role of Barium Titanate/Polylactic Acid Piezoelectric Composite Membranes as Guiding Membranes for Bone Tissue Regeneration.
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