fig5
Figure 5. Improvement of piezoelectric performance and thermal stability in KNN ceramics through PNRs and texturing. (A-C) Strategy for simultaneously enhancing piezoelectricity and thermal stability in KNN ceramics by constructing a single-phase structure and embedding PNRs. (D) In situ temperature dependence of d33 for random and textured xBKH-KNN ceramics. (E) In situ variable-temperature kp for 3BKH-KNN ceramics. (F) Electrostrains at different electric fields for T-3BKH-KNN ceramics. (G) In situ variable-temperature PFM phase images for T-3BKH-KNN ceramic. This figure quoted with permission[56]. Copyright 2024, Wiley-VCH.
