<trans-title xml:lang="en">Preparation and Properties of Hard PZT Piezoelectric Ceramics Poled above Curie Temperature and Multilayer Actuators</trans-title>

Qiang JIANG; Lizhi SHI; Zhengran CHEN; Zhiyong ZHOU; Ruihong LIANG

doi:10.15541/jim20240161

Journal of Inorganic Materials, Volume. 39, Issue 10, 1091(2024)

Preparation and Properties of Hard PZT Piezoelectric Ceramics Poled above Curie Temperature and Multilayer Actuators

Qiang JIANG1...2, Lizhi SHI1, Zhengran CHEN1, Zhiyong ZHOU1 and Ruihong LIANG1,* |Show fewer author(s)

¹1. Key Laboratory of Inorganic Functional Materials and Devices of CAS, Shanghai Institute of Ceramics, Chinese Academy of Sciences, Shanghai 200050, China

²2. College of Materials Science and Opto-Electronic Technology, University of Chinese Academy of Sciences, Beijing 100049, China

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Figures & Tables(13)

1. Densities of PSN-PZT samples with variation of sintering temperature and Li₂CO₃ addition

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2. XRD patterns of PSN-PZT samples with different Li₂CO₃ additions

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3. Surface morphologies and distributions of grain sizes of PSN-PZT samples with different Li₂CO₃ additions

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4. Change of properties of PSN-PZT samples with Li₂CO₃ addition and sintering temperature

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5. k_p, Q_m, and tanδ of PSN-PZT samples with different Li₂CO₃additions

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6. Properties of PSN-PZT samples with different Li₂CO₃additions under conventional polarization and above-Curie-temperature polarization

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7. Diagrams of domain structures (a, b) of PSN-PZT samples under conventional polarization (a) and above-Curie-temperature polarization (b), and their corresponding distributions of phases (c)

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8. Photographs of the hard PSN-PZT multilayer actuator (right) and the PMN-PZT multilayer actuator (left)

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9. SEM images of the hard PSN-PZT actuator (a) and PMN-PZT actuator (b)

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10. Temperature rise of the hard PSN-PZT actuator and PMN-PZT actuator under 150 V driving voltage and various frequencies

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11. Strain degradation of the hard PSN-PZT actuator and PMN-PZT actuator under 150 V driving voltage and 200 Hz driving frequency

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Table 1. Comparison of properties between piezoelectric ceramics in this work and literatures

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Table 1. Comparison of properties between piezoelectric ceramics in this work and literatures

Sample	Sintering temperature/℃	d₃₃/(pC·N^-1)	k_p	tanδ/%	Strain/%@2 kV/mm	Ref.
PSN-PZT-MnCO₃-Li₂CO₃	1050	388	0.66	0.30	0.13	This Work
PZT	1250	210	0.52	1.2	-	[29]
PZT-Mn	1230	180	0.62	0.80	-	[30]
PMS-PZT	1240	374	0.60	0.41	-	[31]
PZT4	>1200	289	0.70	0.4	0.02	[32]
PZT-PbO-WO₃	~1100	-	0.25	0.35	-	[19]
PZT-ZnO	1150	240	0.50	1.2	-	[33]
PBaSrZT-LiBiO₂-CuO-MnCO₃	900	255	0.58	0.58	-	[34]

Table 2. Dielectric properties of the hard PSN-PZT and PMN-PZT actuators
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Table 2. Dielectric properties of the hard PSN-PZT and PMN-PZT actuators
Sample C/μF tanδ/%
Hard PSN-PZT actuator 0.32 0.45
PMN-PZT actuator 0.71 2.29

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Qiang JIANG, Lizhi SHI, Zhengran CHEN, Zhiyong ZHOU, Ruihong LIANG. Preparation and Properties of Hard PZT Piezoelectric Ceramics Poled above Curie Temperature and Multilayer Actuators[J]. Journal of Inorganic Materials, 2024, 39(10): 1091

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