Results 51 to 60 of about 29,540 (215)

A Thermodynamic Model of Antiferroelectics and Its Application to Electric Field Induced Antiferroelectric‐Ferroelectric Transition in PbZrO3

open access: yesAdvanced Functional Materials, EarlyView.
A thermodynamic model that incorporates ferroelectric, antiferroelectric, and antiferrodistortive orders of PbZrO3${\rm PbZrO}_3$ is established and parameterized based on experimental measurements and first‐principles calculations. We derive a Clapeyron‐like equation for describing the temperature‐dependence of critical electric fields for the ...
Zhiyang Wang   +3 more
wiley   +1 more source

AC low frequency conductivity in PZT PFS ferroelectric ceramics

open access: yesTechnical Transactions, 2017
Low frequency AC conductivity has been studied in ferroelectric ceramics PZT + PFS (Pb[(Fe1/3Sb2/3)xTiyZrz]O3 with x = 0.1 and y = 0.43, 0.44, 0.47) using Fourier transformation of charging and discharging currents.
Osak Andrzej
doaj   +1 more source

An Edible Chitosan‐Based Acoustic Sensor for Sound‐Responsive Actuation in Edible Robots

open access: yesAdvanced Functional Materials, EarlyView.
This study introduces an edible acoustic sensor for robotic food and edible robotics. Built from a chitosan piezoelectric film between gold electrodes, the sensor enables acoustic communication through ON/OFF keying. Integrated into an edible robot with pneumatically actuated arms and neck, it responds to high‐frequency tones.
Valerio Francesco Annese   +8 more
wiley   +1 more source

Architecture‐Driven Functional Coupling in Vertically Aligned Nanocomposites

open access: yesAdvanced Functional Materials, EarlyView.
Vertically aligned nanocomposites define a growth‐engineered architecture in which vertical interfaces, strain fields, defect pathways, and phase connectivity are created simultaneously. This review shows how these architectural features couple ferroic, optical, ionic, electrochemical, and device responses, establishing design rules and open challenges
Md Shatil Islam‐Shanto   +4 more
wiley   +1 more source

Plasmonic electro-optic modulators on lead zirconate titanate platform

open access: yesNanophotonics
The advancement in material platforms exhibiting strong and robust electro-optic effects is crucial for further progress in developing highly efficient and miniaturized optoelectronic components with low power consumption for modern optical communication
Yezekyan Torgom   +3 more
doaj   +1 more source

Design and optimization of piezoelectric actuators for microflap-embedded micropumps

open access: yesAdvances in Mechanical Engineering, 2023
In this paper, we propose a new method to use cost-effective multi-sheet off-the-shelf piezoelectric material (e.g. PZT) as an actuator for micropumps.
Behzad Parsi   +2 more
doaj   +1 more source

Bioinspired Adaptive Sensors: A Review on Current Developments in Theory and Application

open access: yesAdvanced Materials, EarlyView.
This review comprehensively summarizes the recent progress in the design and fabrication of sensory‐adaptation‐inspired devices and highlights their valuable applications in electronic skin, wearable electronics, and machine vision. The existing challenges and future directions are addressed in aspects such as device performance optimization ...
Guodong Gong   +12 more
wiley   +1 more source

Ảnh hưởng của nồng độ Zn, Nb đến nhiệt độ thiêu kết và các tính chất của hệ gốm áp điện Pb0,96Sr0,04(Zr53Ti47)1-x(Zn1/3Nb2/3)xO3

open access: yesTạp chí Khoa học và Công nghệ, 2023
Bài báo nghiên cứu ảnh hưởng của nồng độ Zn, Nb (ZN) đến nhiệt độ thiêu kết và các tính chất của hệ gốm áp điện Pb0,96Sr0,04(Zr53Ti47)1-x(Zn1/3Nb2/3)xO3 (PSZT-ZN), với x = 0,0 – 2,0.
Nguyễn Văn Thịnh   +3 more
doaj  

Patterned crack-free PZT thick films for micro-electromechanical system applications [PDF]

open access: yes, 2007
The fabrication and structuring of multilayer-thick film piezoelectric (PZT-lead zirconate titanate) structures, using composite sol-gel techniques and wet etching is described.
F. Dauchy   +5 more
core   +1 more source

Neuromorphic Electronics for Intelligence Everywhere: Emerging Devices, Flexible Platforms, and Scalable System Architectures

open access: yesAdvanced Materials, EarlyView.
The perspective presents an integrated view of neuromorphic technologies, from device physics to real‐time applicability, while highlighting the necessity of full‐stack co‐optimization. By outlining practical hardware‐level strategies to exploit device behavior and mitigate non‐idealities, it shows pathways for building efficient, scalable, and ...
Kapil Bhardwaj   +8 more
wiley   +1 more source

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