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Phase field modeling of ferroelastic variant switching in yttria-stabilized t′zirconia with strain gradient elasticity and interface tension
The 6–8 wt% yttria-stabilized zirconia with a tetragonal structure (t′-YSZ) is extensively employed in thermal barrier coatings. The exceptional...
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Nonlinear multi-scale dynamics modeling of piezoceramic energy harvesters with ferroelectric and ferroelastic hysteresis
Hysteretic nonlinearities significantly affect the behavior of devices based on piezoelectric materials. The topic has been widely addressed in the...
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Micromechanics of Ferroic Functional Materials
This chapter introduces a range of ferroic functional materials including ferroelectrics, ferroelastics, and ferromagnets. Coupling among the...
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A two-scale homogenization analysis of porous magneto-electric two-phase composites
A computational homogenization analysis for the simulation of porous magneto-electric composite materials is presented. These materials combine two...
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Electromechanical Models of Ferroelectric Materials
Models of the electromechanical behaviour of ferroelectric materials are reviewed. Starting from the constitutive relationships for piezoelectrics...
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An unconventional phase field modeling of domains formation and evolution in tetragonal ferroelectrics
Based on characteristic functions of variants, we developed an unconventional phase field modeling for investigating domains formation and evolution...
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Semiconductor Effects in Ferroelectrics
In this textbook ferroelectrics have so far been dealt with as insulators. External electric fields can and will induce polarization in any...
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Nonlinear modeling and finite element simulation of magnetoelectric coupling and residual stress in multiferroic composites
The coupling of magnetic and electric fields due to the constitutive behavior of a material is commonly denoted as magnetoelectric (ME) effect. The...
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Piezoelectric Systems
The piezoelectric transducing mechanism is based on the interaction between the electric quantities, electric field intensity...
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Temperature-dependent ferroelectric switching of 1–3 type piezocomposites: an experimental and theoretical study
An investigation on the temperature-dependent behavior of 1–3 piezocomposites for different fiber volume fractions and bulk piezoceramics is carried...
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Variations in predicting domain switching of ferroelectric ceramics
In this article, a set of equivalent variational formulations for computing the driving forces for domain switching in ferroelectric materials is...
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Nonlinear Fracture Mechanics of Ferroelectric Materials
This chapter presents recent theoretical works on the nonlinear fracture of piezoelectric/ferroelectric materials. Firstly, the nonlinear fracture...
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Fracture of Piezoelectric/Ferroelectric Materials — Experiments and Results
This chapter addresses the experimental works on the fracture of piezoelectric/ferroelectric materials. Firstly, the experimental methods for the...
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Twinning in Strained Ferroelastics: Microstructure and Statistics
The generation of functional interfaces such as superconducting and ferroelectric twin boundaries requires new ways to nucleate as many interfaces as...
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Normally distributed free energy model and creep behavior of ferroelectric polycrystals at room and high temperatures
A constitutive model that can be used to predict creep behavior of ferroelectric polycrystals at room and high temperatures is proposed. The model...
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Extended semi-analytical investigations of crack growth resistance behavior in ferroelectric materials
In the present work, we study the effective fracture toughness of ferroelectrics by taking the microscopic as well as the macroscopic level into...
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Unconventional phase field simulations of transforming materials with evolving microstructures
Transforming materials with evolving microstructures is one of the most important classes of smart materials that have many potential technological...
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Domain Engineering and Phase Transformations
Since high piezoelectricity was found in Pb(ZrxTi1−x )O3 or PZT [1], PZT ceramics have become the most successful piezoelectric...
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Micromechanical modelling of switching phenomena in polycrystalline piezoceramics: application of a polygonal finite element approach
A micromechanically motivated model is proposed to capture nonlinear effects and switching phenomena present in ferroelectric polycrystalline...
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Energy principle and nonlinear electric–mechanical behavior of ferroelectric ceramics
Many experimental observations have shown that a single domain in a ferroelectric material switches by progressive movement of domain walls, driven...