Superelastic electromechanical behaviors in ferroelectric PbTiO3 ceramics under coupled mechanical-electric fields: Higher-order piezoelectric constitutive equations …

S Minami, T Nakayama, T Shimada - Acta Materialia, 2024 - Elsevier
With the recent discovery of superelastic behaviors of ferroelectric (piezoelectric) ceramics,
understanding their non-linear mechanical and electromechanical responses under high …

Interface enhanced functionalities in oxide superlattices under mechanical and electric boundary conditions

H Wang, F Tang, PH Dhuvad, X Wu - npj Computational Materials, 2020 - nature.com
In recent years, the inverse design of artificial materials, in the format of thin-films and
superlattices, has been an active sub-field in material science. From a joint effort from both …

Nonlinear size dependent modeling and performance analysis of flexoelectric energy harvesters

EF Rojas, S Faroughi, A Abdelkefi, YH Park - Microsystem Technologies, 2019 - Springer
In this study, the effect of flexoelectricity on rectangular prismatic beams is analytically
investigated when considering various boundary conditions including fixed–fixed, fixed …

Electric field-induced polarization rotation and ultrahigh piezoelectricity in PbTiO3

W Ma, A Hao - Journal of Applied Physics, 2014 - pubs.aip.org
Polarization rotation, phase changes, and piezoelectric property of PbTiO 3 under high
electric field have been investigated using a Landau-Ginzburg-Devonshire …

Finite-temperature properties of PbTiO3 by molecular dynamics simulations

JT Wang, K Bu, F Hu, J Wang, C Chen - Journal of Applied Physics, 2023 - pubs.aip.org
PbTiO 3 is a prototypical ferroelectric perovskite that is known to undergo a temperature
driven ferroelectric tetragonal to paraelectric cubic phase transition, but the understanding of …

Piezoelectricity Across a Strain‐Induced Isosymmetric Ferri‐to‐Ferroelectric Transition

G Gou, JM Rondinelli - Advanced Materials Interfaces, 2014 - Wiley Online Library
We identify a first‐order, isosymmetric transition between a ferrielectric (FiE) and ferroelectric
(FE) state in A‐site ordered LaScO3/BiScO3 and LaInO3/BiInO3 superlattices. Such a …

[HTML][HTML] Calculation of the piezoelectric and flexoelectric effects in nanowires using a decoupled finite element analysis method

Z Zhang, D Geng, X Wang - Journal of Applied Physics, 2016 - pubs.aip.org
A simple and effective decoupled finite element analysis method was developed for
simulating both the piezoelectric and flexoelectric effects of zinc oxide (ZnO) and barium …

First-principles investigation of ferroelectric and piezoelectric properties in one-dimensional transition metal oxytetrahalides

PK Kumari, SY Park - Physical Review B, 2022 - APS
We perform first-principles density functional theory calculations to systematically investigate
electronic structures of a quasi-one-dimensional MOX 4 (M= Cr, Mo, W, and X= F, Cl, Br) …

Electronic, structural, and piezoelectric properties of BiFe1-xCoxO3

K Miura, M Kubota, M Azuma… - Japanese Journal of …, 2010 - iopscience.iop.org
The electronic, structural, and piezoelectric properties of perovskite BiFe 1-x Co x O 3
(BFCO) have been investigated using a first-principles calculation with optimized structures …

Room temperature multiferroism in CaTcO3 by interface engineering

H Wang, L He, X Wu - Computational Materials Science, 2015 - Elsevier
We carry out systematic studies of the structural instabilities of the new perovskite family
ATcO 3 (A= Ca, Sr, Ba) by first-principles calculations. The orthorhombic ground state of …