Results 1 to 10 of about 1,086 (158)

Tunable oxygen vacancy diffusion and electronic conduction through strain engineering in PZT films [PDF]

open access: yesScientific Reports
This study elucidates the roles of strain gradients in enhancing both electronic and ionic conductivity of Nb doped lead zirconate titanate (PNZT) films.
Betul Akkopru-Akgun   +5 more
doaj   +2 more sources

A Metal‐Free Molecular Ferroelectric With Large Piezoelectricity and Its Porous Composite for Superior Output Power Density [PDF]

open access: yesAdvanced Science
The key to achieving high power density in piezoelectric materials lies in the synergistic optimization of both high piezoelectric constant (d33) and piezoelectric voltage coefficient (g33).
Nan Chen   +4 more
doaj   +2 more sources

Base Metal Co-Fired Multilayer Piezoelectrics

open access: yesActuators, 2016
Piezoelectrics have been widely used in different kinds of applications, from the automobile industry to consumer electronics. The novel multilayer piezoelectrics, which are inspired by multilayer ceramic capacitors, not only minimize the size of the ...
Shujun Zhang   +2 more
exaly   +3 more sources

Modeling of Shunted Piezoelectrics and Enhancement of Vibration Suppression through an Auxetic Interface

open access: yesMicromachines, 2023
In this study, a new technique is presented for enhancing the vibration suppression of shunted piezoelectrics by using an auxetic composite layer. Finite element models have been created to simulate the dynamic behavior of the piezoelectric composite ...
G E Stavroulakis   +2 more
exaly   +3 more sources

Maximizing the voltage output of piezoelectric arrays via base layer compatibility [PDF]

open access: yesCommunications Materials
Piezoelectric energy harvesting, i.e. the interconversion of electrical and mechanical energy, has the potential to revolutionise how we generate sustainable power for electronic devices.
Muhammad Usaid Memon   +2 more
doaj   +2 more sources

Concurrently enhanced piezoelectric performance and curie temperature in stressed lead-free Ba0.85Ca0.15Ti0.9Zr0.1O3 ceramics [PDF]

open access: yesNature Communications
Eco-friendly, lead-free BaTiO3-based piezoelectrics are critical for sustainable electronics, but improving their piezoelectric properties often compromises Curie temperature (T C).
Yuanhui Su   +7 more
doaj   +2 more sources

Quality assessment and lifetime prediction of base metal electrode multilayer ceramic capacitors: Challenges and opportunities

open access: yesPower Electronic Devices and Components, 2023
Base metal electrode (BME) multilayer ceramic capacitors (MLCCs) are widely used in aerospace, medical, military, and communication applications, emphasizing the need for high reliability.
Pedram Yousefian, Clive A. Randall
doaj   +1 more source

Photoresponsive Piezoelectrics

open access: yesFrontiers in Materials, 2021
Most piezoelectric materials are not interactive with visible light, meaning that their band gaps are beyond the photon energies of the visible part of the light spectrum.
Yang Bai
doaj   +1 more source

Improved prediction for failure time of multilayer ceramic capacitors (MLCCs): A physics-based machine learning approach

open access: yesAPL Machine Learning, 2023
Multilayer ceramic capacitors (MLCC) play a vital role in electronic systems, and their reliability is of critical importance. The ongoing advancement in MLCC manufacturing has improved capacitive volumetric density for both low and high voltage devices;
Pedram Yousefian   +3 more
doaj   +1 more source

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