International Journal of Applied Ceramic Technology,
Год журнала:
2024,
Номер
unknown
Опубликована: Окт. 15, 2024
Abstract
Recently,
high‐entropy
perovskites
have
attracted
considerable
attention
due
to
their
diverse
chemical
composition
and
multifunctionality.
In
this
study,
the
approach
was
employed
in
a
(Bi
0.4
Na
0.2
K
Ba
)TiO
3
matrix,
Nd
3+
introduced
enhance
configurational
entropy
modify
its
dielectric
ferroelectric
properties.
Notably,
despite
doping,
all
samples
maintained
tetragonal
perovskite
structure
at
room
temperature.
The
increased
with
concentration,
consequently
leading
gradual
decline
properties
along
associated
temperature
(
T
m
)
maximum
constant
ε
).
P
–
E
loops
of
ceramics
also
became
thinner
as
r
decreased,
resulting
slow
decrease
recoverable
energy
density
W
rec
simultaneous
increase
storage
efficiency
η
Especially,
performance
reached
peak
an
concentration
12
mol%,
exhibiting
85.8%
0.74
J/cm
low
electric
field
100
kV/cm.
These
results
highlight
potential
material
for
applications
fields
contribute
advancement
alternative
ceramics.
Open Ceramics,
Год журнала:
2024,
Номер
18, С. 100572 - 100572
Опубликована: Март 22, 2024
Nanostructured
hybrid
functional
perovskite
materials
are
an
exciting
domain
of
electroceramic
and
have
created
attention
among
researchers
due
to
the
coexistence
multiple
properties
like
piezo
ferroelectricity.
It
offers
a
broad
range
applications
in
optics
electronics
technology.
One
its
kinds,
bismuth
sodium
titanate
(Bi0·5Na0·5TiO3-BNT)
nanomaterials,
possesses
integral
significant
role
advanced
electronic
industries.
This
article
aims
systemize
deliberation
related
development
titanate-based
including
study
nanomaterial
morphology
mechanism,
fabrication
methods,
crystal
structure,
many
other
novel
applications.
work
focuses
on
analyzing
behavior
based
synthesis
proposed
approaches
for
optimizing
morphology,
current
challenges.
Challenges
opportunities
connected
with
BNT
nanomaterials
elaborated.
could
motivate
young
develop
BNT-based
so
that
we
get
best
out
research.
Open Ceramics,
Год журнала:
2024,
Номер
18, С. 100608 - 100608
Опубликована: Май 15, 2024
Plenty
of
traditional
and
novel
sintering
techniques
have
been
utilized
to
enhance
the
performance
perovskite
materials.
Among
several
methods,
electric
field-assisted
spark
plasma
(SPS)
is
a
modern
category
has
effective
for
excellent
functionalities
compounds.
The
state-of-the-art
SPS
systems,
materials
development,
corresponding
design
are
focused.
This
article
will
highlight
parameters
this
technique,
advanced
procedure
sintering,
their
respective
effects
on
densification
dielectric
ABO3
No
such
work
reported
relate
crystalline
nature
various
functional
perovskites
with
procedures.
review
illustrates
good
compilation
recently
few
processed
by
relationships
between
thermal
effects,
density,
performance.
enhanced
high
permittivity,
low
loss
were
achieved
due
SPS.
Coordination Chemistry Reviews,
Год журнала:
2023,
Номер
502, С. 215621 - 215621
Опубликована: Дек. 22, 2023
Processing
the
electroceramics
by
cold
sintering
is
an
effective
and
emerging
technique
in
recent
research
investigations.
Among
several
existing
approaches,
this
method
has
energy
efficiency
cost-effectiveness
advantages.
BaTiO3
(BT)
perovskites
are
currently
receiving
tremendous
attention
electronic
industries.
This
material
non-toxic,
suitable,
low-cost,
excellent
stability.
article
recapitulates
in-depth
review
of
with
various
elements
a
process.
Considering
microstructure
electrical
properties,
researchers
feel
cold-sintered
can
provide
breakthrough
future
applications.
The
work
also
reviews
crystal
structure
barium
titanate
external
processing
parameters
that
influence
synthesis
conditions,
element
substitution,
grain
size,
density
measurements
to
trigger
further
into
advanced
perovskite
materials.
A
thorough
presented
on
investigations
performed
so
far
dielectric-ferroelectric
properties
Furthermore,
these
functional
materials
should
be
conducted
depth.
We
believe
contains
precious
data
would
assist
understanding
behavior
better
help
them
develop
more
for
industrial
Crystal Growth & Design,
Год журнала:
2024,
Номер
24(11), С. 4728 - 4735
Опубликована: Май 15, 2024
Organic–inorganic
hybrid
phase
transition
materials
have
garnered
significant
attention
due
to
their
adjustable
structures,
solution-processability,
and
outstanding
properties.
Among
these
materials,
antimony
(Sb)-based
hybrids
notably
been
synthesized
extensively,
attributed
reversible
transitions,
narrow
band
gaps,
ferroelectric
characteristics.
In
this
study,
two
Sb-based
(CPEA)3SbBr6
(CPEA-Br)
(FPEA)2SbBr5
(FPEA-Br)
(where
CPEA
=
2-(2-chlorophenyl)ethylamine
FPEA
4-fluorophenethylamine),
were
by
modifying
the
organic
cations.
These
exhibit
a
satisfactory
dielectric
stability
as
well
higher
temperatures
compared
most
reported
homologues.
Reversible
states
semiconductor
properties
demonstrated,
highlighting
potential
for
applications
in
photoelectric
detection
temperature
sensors.
