Excellent comprehensive electrical properties in KNN-based ceramics <i>via</i> synergistic effects of structural flexibility and domain engineering
Hongjiang Li, Ning Chen, Jie Xing, Hao Chen, Zhi Tan, Mingyue Mo, Qifan Chen, Jianguo Zhu, Feng Li, Zhenlong Liu, Weifeng Ouyang, Huixiang Zhu
Abstract
A large d 33 value of 483 pC N −1 and a high T C of 302 °C can be simultaneously obtained in KNNT-BNZ-BFO/0.004 LiF ceramics. The prototype device of KNNT-BNZ-BFO/0.004 LiF buzzers is fabricated, and its SPL reaches 95–98 dB at 4–5 kHz.
Topics & Concepts
Materials scienceCeramicFlexibility (engineering)Domain (mathematical analysis)OptoelectronicsNanotechnologyEngineering physicsComposite materialEngineeringStatisticsMathematical analysisMathematicsFerroelectric and Piezoelectric MaterialsAcoustic Wave Resonator TechnologiesMultiferroics and related materials