Results 11 to 20 of about 41,785 (340)

Accelerated design of lead-free high-performance piezoelectric ceramics with high accuracy via machine learning

Journal of Advanced Ceramics, 2023
The piezoelectric performance serves as the basis for the applications of piezoelectric ceramics. The ability to rapidly and accurately predict the piezoelectric coefficient (d33) is of much practical importance for exploring high-performance ...
Wei Gu, Bin Yang, Dengfeng Li, Xunzhong Shang, Zhiyong Zhou, Jinming Guo   +5 more
doaj   +1 more source

Effect of Li2CO3 addition on structural and electrical properties of 0.7 BiFeO3–0.3BaTiO3 piezoelectric ceramic

Journal of Advanced Dielectrics, 2022
In this work, Li2CO3 was added into 0.7[Formula: see text]0.3[Formula: see text][Formula: see text][Formula: see text]0.01molMnO2 (70BFBTMn) piezoelectric ceramics to reduce their sintering temperatures.
Hongbo Liu, Jianguo Chen
doaj   +1 more source

Preparation Process, Structure, and Modification of Alkali Metal Niobate Lead-Free Piezoelectric Ceramics [PDF]

Archives of Metallurgy and Materials
Pb-based piezoelectric ceramics cause serious Pb pollution during manufacturing, Pb-free niobate-based piezoelectric ceramics have strong ferroelectricity and high Curie temperatures, rendering them more suitable for making ceramics.
Ruikun Niu, Yanni Meng, Haiqiao Wang
doaj   +1 more source

Nanotexture influence of BaTiO3 particles on piezoelectric behaviour of PA 11/BaTiO3 nanocomposites [PDF]

, 2010
The piezoelectric activity of a hybrid ferroelectric nanocomposite, i.e. polyamide 11/barium titanate (BT), has been investigated for different loadings of BT particles.
Capsal, J.-F., Dandurand, Jany, Dantras, Eric, Lacabanne, Colette, Laffont, Lydia, Pousserot, Chloé   +5 more
core   +1 more source

Ultrahigh Piezoelectric Performance through Synergistic Compositional and Microstructural Engineering

Advanced Science, 2022
Piezoelectric materials enable the conversion of mechanical energy into electrical energy and vice‐versa. Ultrahigh piezoelectricity has been only observed in single crystals. Realization of piezoelectric ceramics with longitudinal piezoelectric constant
Yongke Yan, Liwei D. Geng, Li‐Feng Zhu, Haoyang Leng, Xiaotian Li, Hairui Liu, Dabin Lin, Ke Wang, Yu U. Wang, Shashank Priya   +9 more
doaj   +1 more source

Review on high temperature piezoelectric ceramics and actuators based on BiScO3–PbTiO3 solid solutions [PDF]

Journal of Advanced Dielectrics, 2014
In recent years, industries in the fields of petrochemical, automotive, and aerospace have expressed their interest in utilizing piezoelectric actuators for high-temperature (HT) operations at the temperature above 150°C.
Jianguo Chen, Jinrong Cheng, Shuxiang Dong   +2 more
doaj   +1 more source

Tetragonal (Ba, Ca) (Zr, Ti)O3 textured ceramics with enhanced piezoelectric response and superior temperature stability

Journal of Materiomics, 2022
Lead-free ceramics with both high piezoelectric response and good temperature stability are urgently demanded for electromechanical conversion devices.
Qiangwei Kou, Bin Yang, Yuan Sun, Shuai Yang, Linjing Liu, Hang Xie, Yunfei Chang, Shantao Zhang, Fei Li   +8 more
doaj   +1 more source

Advances in research on high-Curie temperature BiFeO3-based ceramics

工程科学学报, 2019
Piezoelectric materials are functional materials that can realize electromechanical coupling characteristics and are widely used in electronic information, sensors, ultrasonic transducer, nondestructive testing, and communication technology. However, the
ZHU Li-feng, ZHANG Bo-ping
doaj   +1 more source

Review of Piezoelectric Properties and Power Output of PVDF and Copolymer-Based Piezoelectric Nanogenerators

Nanomaterials, 2023
The highest energy conversion efficiencies are typically shown by lead-containing piezoelectric materials, but the harmful environmental impacts of lead and its toxicity limit future use.
Neelesh Bhadwal, Ridha Ben Mrad, Kamran Behdinan   +2 more
doaj   +1 more source

High-pressure neutron study of the morphotropic PZT: phase transitions in a two-phase system [PDF]

, 2012
In piezoelectric ceramics the changes in the phase stabilities versus stress and temperature in the vicinity of the phase boundary play a central role. The present study was dedicated to the classical piezoelectric, lead-zirconate-titanate (PZT) ceramic ...
A. M. Asiri, A. Y. Obaid, I. A. Mkhalid, J. Frantti, J. Zhang, Jaffe B., Larson A. C., Newnham R. E., R. M. Nieminen, S. C. Vogel, S. Wang, Y. Fujioka, Y. Zhao   +12 more
core   +2 more sources