Potentially multiferroic Aurivillius phase : Cation site preference, electric polarization, and magnetic coupling from first principles

AY Birenbaum, C Ederer - Physical Review B, 2014 - APS
We study the structural, ferroelectric, and magnetic properties of the potentially multiferroic
Aurivillius phase material Bi 5 FeTi 3 O 15 using first-principles electronic structure …

Polarization rotation in by isovalent doping at the fluorite sublattice

K Co, FC Sun, SP Alpay, SK Nayak - Physical Review B, 2019 - APS
Bismuth titanate, Bi 4 Ti 3 O 12 (BiT), is a complex layered ferroelectric material that is
composed of three perovskitelike units and one fluoritelike unit stacked alternatively along …

Ab initio energetics of lanthanum substitution in ferroelectric bismuth titanate

SH Shah, PD Bristowe - Journal of Physics: Condensed Matter, 2011 - iopscience.iop.org
Using first principles calculations and atomistic thermodynamics the bulk and defect
properties of orthorhombic bismuth titanate (Bi 4 Ti 3 O 12) and bismuth lanthanum titanate …

Structural and optical properties of Fe doped bismuth titanate thin film deposited by RF sputtering

JY Han, CW Bark - Japanese Journal of Applied Physics, 2016 - iopscience.iop.org
Achieving wide band gap tunability in complex oxide materials is highly desirable for the
development of current materials research and photovoltaic device applications. To tune the …

[HTML][HTML] First principles study of polarization-strain coupling in SrBi2Ta2O9

Q Yang, JX Cao, Y Ma, YC Zhou - AIP Advances, 2013 - pubs.aip.org
Paraelectric and ferroelectric phase structures of SrBi 2 Ta 2 O 9 were calculated using first-
principles density functional theory. Berry phase method is used to study the spontaneous …

Controlling the cation distribution and electric polarization with epitaxial strain in Aurivillius-phase Bi5FeTi3O15

AY Birenbaum, C Ederer - Applied Physics Letters, 2016 - pubs.aip.org
This work explores the impact of in-plane bi-axial (epitaxial) strain on the cation distribution
and electric polarization of the Aurivillius-phase compound Bi 5 FeTi 3 O 15 using first …

SPONTANEOUS POLARIZATION AND ITS STRAIN EFFECTS FOR ORTHORHOMBIC AND MONOCLINIC Bi4Ti3O12: A FIRST PRINCIPLES STUDY

Q Yang, H Liao, JX Cao, Y Ma… - International Journal of …, 2013 - World Scientific
Spontaneous polarization and its strain effects of bismuth titanate (BiT) with B2cb and B1a1
space groups are studied by first-principles density functional theory (DFT) calculation. B1a1 …

An investigation of thermoelectric power factor of SrBi4Ti4O15 and CuO mixed SrBi4Ti4O15

R Jose, A Vijay - AIP Conference Proceedings, 2019 - pubs.aip.org
In the current article we report the thermoelectric power factor of aurivillius type,
SrBi4Ti4O15 and CuO modified SrBi4Ti4O15. It is found that the addition of CuO increased …

Polarization rotation in BiTiO by isovalent doping at the fluorite sublattice

K Co, FCSS Alpay, SK Nayak - arXiv preprint arXiv:1808.07143, 2018 - arxiv.org
Bismuth titanate, Bi $ _4 $ Ti $ _3 $ O $ _ {12} $(BiT), is a complex layered ferroelectric
material that is composed of three perovskite-like units and one fluorite-like unit stacked …

Nematske disperzije feroelektričnih mikroploščic

L Senica - 2018 - repozitorij.uni-lj.si
V magistrskem delu obravnavamo disperzije feroelektricnih plošcic mikrometrskih dimenzij v
nematskem tekocem kristalu. Najprej kratko predstavimo osnovne znacilnosti nematskih …