Integration of Perovskite/Low‐Dimensional Material Heterostructures for Optoelectronics and Artificial Visual Systems
Advanced Functional Materials,
Год журнала:
2025,
Номер
unknown
Опубликована: Апрель 14, 2025
Abstract
Heterojunctions
combining
halide
perovskites
with
low‐dimensional
materials
are
revolutionizing
optoelectronic
device
design
by
leveraging
complementary
properties.
Halide
perovskites,
known
for
their
tunable
bandgaps,
excellent
light‐harvesting,
and
efficient
charge
carrier
mobility,
provide
a
robust
foundation
photodetectors
(PDs)
imaging
sensors.
Low‐dimensional
contribute
ultrafast
enhanced
light‐matter
interactions,
mechanical
flexibility.
When
integrated
into
heterostructures,
these
enable
precise
control
over
dynamics,
leading
to
significant
improvements
in
efficiency,
stability,
response
speed.
This
synergy
addresses
critical
challenges
optoelectronics,
advancing
flexible
electronics,
wearable
sensors,
high‐sensitivity
systems.
Ongoing
advancements
interface
engineering
material
synthesis
continually
enhancing
the
reliability
operational
efficacy
of
devices
across
various
environmental
conditions.
Additionally,
heterostructures
show
substantial
promise
neuromorphic
computing,
where
properties
support
energy‐efficient,
event‐driven
data
processing.
By
mimicking
adaptive
hierarchical
nature
biological
visual
systems,
they
offer
new
possibilities
real‐time
image
analysis
intelligent
decision‐making.
review
highlights
latest
developments
perovskite‐based
heterojunctions
transformative
role
bridging
gap
between
artificial
vision,
driving
technologies
such
as
robotics
bio‐inspired
Язык: Английский
Data-Mining-Aided-Material Design of Doped LaMnO3 Perovskites with Higher Curie Temperature
Materials,
Год журнала:
2025,
Номер
18(11), С. 2437 - 2437
Опубликована: Май 23, 2025
The
Curie
temperature
(Tc)
of
LaMnO3-based
perovskites
is
one
the
most
important
properties
associated
with
their
magnetic
and
spintronic
applications.
search
for
new
even
higher
Tc
a
challenging
problem
in
material
design.
Through
systematic
optimization
support
vector
regression
(SVR)
architecture,
we
establish
predictive
framework
determining
doped
LaMnO3
perovskites,
leveraging
fundamental
atomic
descriptors.
correlation
coefficient
(R)
between
predicted
experimental
temperatures
demonstrated
high
values
0.9111
when
evaluated
through
leave-one-out
cross-validation
(LOOCV)
approach,
while
maintaining
robust
0.8385
on
independent
test
set.
subsequent
high-throughput
screening
perovskite
compounds
exhibiting
was
implemented
via
our
online
computation
platform
materials
data
mining
(OCPMDM),
enabling
rapid
identification
candidate
protocols.
findings
demonstrate
that
machine
learning
exhibits
significant
efficacy
cost-effectiveness
identifying
lanthanum
manganite
elevated
Tc,
as
validated
comparative
computational
empirical
analyses.
Furthermore,
web-based
infrastructure
global
dissemination
framework,
open-access
deployment
model.
Язык: Английский
Intermediate‐Phase Homogenization Through Intermolecular Interactions Toward Reproducible Fabrication of Perovskite Solar Cells
Advanced Energy Materials,
Год журнала:
2025,
Номер
unknown
Опубликована: Апрель 21, 2025
Abstract
Perovskite
solar
cells,
known
for
high
efficiency,
low‐cost
production,
and
excellent
optoelectronics,
have
drawn
significant
interest
in
the
photovoltaic
research
community.
However,
fabrication
of
these
devices
faces
challenges
environmental
sensitivity
variability
during
manufacturing
processes,
leading
to
unsatisfied
product
yield.
Herein,
an
intermediate‐phase
homogenization
approach
is
presented
regulate
multi‐phase
evolution
film
formation
by
using
tris(2‐benzimidazolylmethyl)amine
(TR‐2‐BA)
additive.
It
shown
that
intermolecular
interaction
TR‐2‐BA
solvent
molecules
effectively
inhibits
diverse
solvated
intermediates,
like
PbI
2
·Dimethyl
sulfoxide
(PbI
·DMSO)
δ
phase,
thereby
results
homogenizing
(Formamidinium)
·Pb
3
I
8
·2DMSO
((FA)
·2DMSO)
intermediate
which
enhances
consistency
nucleation
growth
behaviors.
The
controlled
dynamics
improve
uniformity
crystallinity,
along
with
a
notable
reduction
defect
density.
Consequently,
fabricated
achieve
fill
factor
(FF)
up
84.73%
power
conversion
efficiency
(PCE)
25.24%.
Statistical
from
120
prepared
across
different
batches
seasons
present
strategy
decreases
standard
deviation
device
0.74%
0.38%.
This
work
provides
novel
reproducible
high‐quality
perovskite
cells
under
varying
conditions.
Язык: Английский
Transforming Near-Infrared Photodetectors with Perovskites: Materials, Strategies, and Future Outlook
Energy & Fuels,
Год журнала:
2025,
Номер
unknown
Опубликована: Июнь 2, 2025
Язык: Английский
Mechanism Investigation of the Synergistically Enhanced Performance of Carbon-Based Perovskite Solar Cells Utilizing Coal-Derived Multilayer Graphene with NiOx
Ke Zhao,
Qixu Hu,
Zhenwu Zhong
и другие.
ACS Applied Materials & Interfaces,
Год журнала:
2025,
Номер
unknown
Опубликована: Июнь 3, 2025
The
efficiency
of
carbon-based
perovskite
solar
cells
(C-PSCs)
still
significantly
lags
behind
that
metal-based
devices
due
to
the
substantial
interfacial
resistance
and
energy
level
mismatch
between
carbon
electrodes
(CE)
material.
Herein,
we
present
construction
a
carrier
highway
utilizing
coal-derived
multilayered
graphene
(MG)
embedded
with
NiOx
as
hole-transport
layer
(HTL).
This
approach
aims
optimize
alignment
enhance
contact,
thereby
improving
quality
film.
Due
its
unique
multilayer
structure
abundant
oxygen-containing
functional
groups,
MG
synergized
HTL
not
only
provides
well-aligned
band
configurations
facilitate
charge
separation
extraction
but
also
acts
Lewis
base
form
coordination
bonds
uncoordinated
lead
ions
by
sharing
electron
pairs,
reducing
surface
defects
minimizing
recombination
losses
at
perovskite/CE
interface,
ultimately
alleviating
fill
factor
(FF)
loss.
As
result,
power
conversion
(PCE)
FTO/SnO2/MAPbI3/MG
+
NiOx/Carbon
structured
device
achieved
18.10%,
representing
significant
enhancement
19.3%
compared
15.17%
for
pristine
device.
study
presents
novel
strategy
enhancing
overall
performance
C-PSCs
through
utilization
cost-effective
environmentally
sustainable
materials
derived
from
coal.
Язык: Английский