fig1

Impact of grain boundary segregation on piezoelectric performance of CaBi<sub>2</sub>Nb<sub>2</sub>O<sub>9</sub> high-temperature piezoceramics

Figure 1. SEM images of WCBN ceramics (A) surface and (B) cross-section. (C) Temperature-dependent fracture toughness of WCBN ceramics. (D) Fracture toughness in this work and other reported piezoelectric ceramics[22-29].

Microstructures
ISSN 2770-2995 (Online)

Portico

All published articles are preserved here permanently:

https://www.portico.org/publishers/oae/

Portico

All published articles are preserved here permanently:

https://www.portico.org/publishers/oae/