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Physicists defy conventional wisdom to identify ferroelectric nanomaterial
Physicists conventional wisdom ferroelectric nanomaterial
2015/9/25
A team of physicists has defied conventional wisdom by inducing stable ferroelectricity in a sheet of strontium titanate only a few nanometers thick.
The discovery could open new pathways to find new...
Mechanism of ferroelectric instabilities in non d^0 perovskites: LaCrO_3 versus CaMnO_3
Mechanism of ferroelectric instabilities non d^0 perovskites
2010/11/24
The incompatibility of partial d occupation on the perovskite B-site with the standard charge
transfer mechanism for ferroelectricity has been a central paradigm in multiferroics research. Nev-erthel...
Enhancement of the electromechanical response in ferroelectric ceramics by design
the electromechanical ferroelectric ceramics
2010/11/17
It is demonstrated based on continuum mechanics modeling and simulation that it is possible to obtain polycrystalline ceramic ferroelectric materials which beggars single crystals in electromechanical...
Enhancement of the electromechanical response in ferroelectric ceramics by design
Enhancement of the electromechanical response ferroelectric ceramics
2010/11/22
It is demonstrated based on continuum mechanics modeling and simulation that it is possible to obtain polycrystalline ceramic ferroelectric materials which beggars single crystals in electromechanical...
Theoretical Study of the Soft Optic Mode Scattering in a Relaxor Ferroelectric: the Strong Effect of the Depolarizing Fields
Theoretical Study of the Soft Optic Mode Scattering Relaxor Ferroelectric Depolarizing Fields
2010/11/19
We analyze scattering of the transverse optic modes by spherically symmetric Polarized Nano Regions (PNR) in the paraelectric phase of relaxor ferroelectrics. Calculations have done in the frame of me...
Does ferroelectric polarization in LiCu2O2 uniquely originate from spiral spin order?
ferroelectric polarization LiCu2O2 spiral spin order
2016/12/2
We perform Monte Carlo simulation of the ferroelectricity induced by spiral spin order in spin-1/2 LiCu2O2 based on the Mostovoy phenomenological theory. The simulated spiral spin order parameter and ...
Long-Range Effects
on the Pyroelectric Coefficient of Ferroelectric Superlattice
long-range interaction ferroelectric superlattice
pyroelectric coefficient
2007/8/15
2002Vol.38No.6pp.743-748DOI:
Long-Range Effects
on the Pyroelectric Coefficient of Ferroelectric Superlattice
DONG Wen,1 YAO Dong-Lai,1 WU Yin-Zhong,1,2 and
LI Zhen-Ya1,3
...
Effective Pyroelectric Coefficient and Polarization Offset
of Compositionally Step-like Graded Ferroelectric Structures
effective pyroelectric coefficient polarization offset step-like graded
ferroelectric structures
2007/8/15
2005Vol.43No.5pp.935-940DOI:
Effective Pyroelectric Coefficient and Polarization Offset
of Compositionally Step-like Graded Ferroelectric Structures
CAO Hai-Xia,1 WU Yin-Zhong,1,...
Study of Depolarization Field Influence on Ferroelectric Films
Within Transverse Ising Model
ferroelectric films depolarization field transverse Ising model
2007/8/15
2005Vol.43No.3pp.556-560DOI:
Study of Depolarization Field Influence on Ferroelectric Films
Within Transverse Ising Model
TAO Yong-Mei1,2, SHI Qin-Fen,2 and JIANG
Qing2
...
期刊信息
篇名
Growth and characterisation of ferroelectric potassium lithium niobate crystals
语种
英文
撰写或编译
撰写
作者
Y.B.Wan,S.K.Pan et al.
第一作者单位
Shanghai Institue of Tachnical physics
刊物名称
Materials science an...
Synthesis of New BLnZT Nanostructured Ferroelectric Thin Films
Thin films Perovskites Ferroelectrics
2010/9/29
A novel synthesis method was employed to obtain a new family of lead-free compounds with the general formula: Ba1¡yLn2y=3Ti0:91Zr0:09O3 (Ln= lanthanide element). The thin films were deposited by...
Switching Process in a Surface-Stabilized Ferroelectric Liquid Crystal Film
Surface-Stabilized Ferroelectric Liquid Crystal Film Switching Process
2010/4/15
In this paper we first discuss the operating principle of a ferroelectric liquid crystal film in the surface stabilized configuration, and then examine the switching characteristics using optical meas...
Thickness Dependence of c/a Polytwin Structures Observed in Epitaxial Oxide Ferroelectric Thin Films
Polytwin Structures Epitaxial Oxide Ferroelectric Thin Films
2010/4/15
Ferroelectric or ferroelastic epitaxial films undergoing a cubic-to-tetragonal phase transformation usually relax the resultant strain energy due to lattice misfit by forming a polytwin (polydomain) s...
Domain Structures of Epitaxial Perovskite Ferroelectric Films: Part II. Applications
Domain Structures Epitaxial Perovskite Ferroelectric Films
2010/4/19
The use of domain stability maps for epitaxial perovskite ferroelectric films is illustrated with some examples. The equilibrium domain structure and domain fractions as a function of temperature are ...
Domain Structures of Epitaxial Perovskite Ferroelectric Films: Part I. Theory
Domain Structures Epitaxial Perovskite Ferroelectric Films
2010/4/19
Possible equilibrium domain structures due to elastic interactions between the film and the substrate as a result of a cubic-tetragonal transformation observed in epitaxial perovskite ferroelectric fi...