Results 11 to 20 of about 33,136 (276)

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

open access: yesArchives 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]

open access: yes, 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.   +5 more
core   +1 more source

Elastic, dielectric and electromechanical properties of (Bi0.5Na0.5)TiO3-BaTiO3 piezoceramics at the morphotropic phase boundary region [PDF]

open access: yes, 2016
A systematic study of the functional properties of the (1-x)(Bi0.5Na0.5)TiO3–xBaTiO3 (BNT-xBT) piezoceramic system for 0.05 = x = 0.07 is performed. The samples are obtained through the conventional solid-state route.
Cerdeiras Montero, Elena   +5 more
core   +3 more sources

Ultrahigh Piezoelectric Performance through Synergistic Compositional and Microstructural Engineering

open access: yesAdvanced 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   +9 more
doaj   +1 more source

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

open access: yesJournal 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   +2 more
doaj   +1 more source

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

open access: yesJournal of Materiomics, 2022
Lead-free ceramics with both high piezoelectric response and good temperature stability are urgently demanded for electromechanical conversion devices.
Qiangwei Kou   +8 more
doaj   +1 more source

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

open access: yes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

Multifunctional Flexible PVDF-TrFE/BaTiO3 Based Tactile Sensor for Touch and Temperature Monitoring [PDF]

open access: yes, 2017
This paper presents an enhanced piezoelectricity based sensor for touch and temperature sensing. The sensor is realized over flexible polyimide film, making it suitable for application like e-skin.
Dahiya, Ravinder   +2 more
core   +1 more source

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

open access: yesNanomaterials, 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   +2 more
doaj   +1 more source

Temperature compensated tactile sensing using MOSFET with P(VDF-TrFE)/BaTiO3 capacitor as extended gate [PDF]

open access: yes, 2019
This work presents Poly(vinylidene fluoride – trifluoroethylene))/Barium Titanate (P(VDF-TrFE)-BT) nanocomposite based touch sensors tightly coupled with MOSFET devices in extended gate configuration.
Dahiya, Ravinder   +3 more
core   +1 more source

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