ACS Photonics,
Journal Year:
2024,
Volume and Issue:
unknown
Published: Nov. 25, 2024
Organic–inorganic
lead
halide
perovskites
have
emerged
as
a
dominant
candidate
for
third-generation
photovoltaics
technologies.
Further
improvement
of
both
the
photovoltaic
power
conversion
efficiency
and
long-term
operational
stability
is
crucial
deployment
this
technology.
However,
within
perovskite
layer,
labile
nature
A-site
alloyed
composition
can
initiate
cation
segregation
during
crystallization
device
operation,
which
potentially
leads
to
failure
hinders
commercialization.
In
Review,
we
provide
mechanistic
overview
underlying
origins
summarize
characterization
techniques
implications
on
films
devices.
By
assessing
effect
segregation,
further
discuss
ongoing
studies
mitigating
including
modified
process,
optimized
thin-film
fabrication,
suppressed
migration,
monitor
external
stress
conditions.
Finally,
outline
challenges
potential
methods
in
constructing
homogeneous
applications.
Advanced Functional Materials,
Journal Year:
2025,
Volume and Issue:
unknown
Published: March 3, 2025
Abstract
Compared
to
conventional
structure
inorganic
perovskite
solar
cells
(PSC),
the
power
conversion
efficiency
(PCE)
of
inverted
devices
still
falls
behind.
In
structures,
commonly
used
hole
transport
layer
(HTL),
nickel
oxide
(NiO
x
),
is
hindered
by
low
carrier
efficiency.
To
address
this
issue,
nanoparticles
with
potassium
hexafluorosilicate
(KSiF
6
)
in
CsPbI
3
are
modified.
The
high
electronegativity
KSiF
leads
an
increased
content
Ni
⁺
NiO
,
greatly
enhancing
electrical
conductivity.
Meanwhile,
(K)
from
modified
HTL
diffuses
into
after
annealing,
which
further
passivates
defects
at
grain
boundaries.
As
a
result,
PCE
19.8%
achieved
under
ambient
air
conditions,
open–circuit
voltage
(
V
OC
significantly
increasing
1.14
1.21
V.
Small Methods,
Journal Year:
2025,
Volume and Issue:
unknown
Published: April 15, 2025
Abstract
Optimizing
the
architecture
of
perovskite
light‐emitting
diodes
(PeLEDs),
such
as
incorporating
inorganic
hole
transporting
layers
(HTLs),
is
crucial
for
enhancing
their
operational
stability.
Nickel
oxide
(NiO
x
)
offers
a
unique
combination
intrinsic
stability,
good
electron‐blocking
properties,
excellent
solution
processability,
and
tunable
optoelectronic
making
it
an
ideal
HTL.
Understanding
basic
properties
NiO
,
customizing
its
energy
level
help
address
limitations
in
injection,
enabling
more
efficient
stable
display
devices.
This
review
begins
with
overview
band
structure
surface
chemistry
focusing
on
structure‐activity
relationship
between
semiconductor
properties.
In
following
section,
synthetic
solution‐process
addressed.
The
emphasis
placed
possible
correlation
morphology
level.
Next,
strategies
tuning
are
summarized.
Finally,
brief
prospect
‐based
PeLEDs
provided.
It
hoped
this
provides
new
viewpoint
PeLEDs.
Journal of Materials Chemistry A,
Journal Year:
2025,
Volume and Issue:
unknown
Published: Jan. 1, 2025
We
passivate
TiO
2
surface
with
alkali
metal
fluorides
and
dilute
HCl,
enhancing
perovskite
device
stability.
The
optimized
maintains
88%
of
its
initial
efficiency
after
1000
hours
continuous
light
soaking.
Solar RRL,
Journal Year:
2024,
Volume and Issue:
8(11)
Published: May 15, 2024
Inverted
(p‐i‐n)
perovskite
solar
cells
(PSCs)
are
advantageous
in
terms
of
easy
fabrication,
low‐temperature
processibility,
negligible
hysteresis,
and
excellent
compatibility
with
the
tandem
devices
comparison
regular
(n‐i‐p)
counterparts.
Hole‐blocking
layer
is
crucial
for
efficient
electron
transport
inverted
PSCs,
only
a
single
hole‐blocking
bathocuproine
(BCP)
used
typically.
Herein,
bis[2‐(diphenylphosphino)phenyl]
ether
oxide
(DPEPO)
deep
highest
occupied
molecular
orbital
(HOMO)
energy
level
incorporated
atop
film
as
an
auxiliary
layer,
resulting
enhanced
PSC
devices.
The
P=O
group
within
DPEPO
can
coordinate
Pb
2+
cations
perovskite,
leading
to
passivation
surface
defects
perovskite.
Besides,
incorporation
prohibits
undesired
hole
from
PCBM
(ETL),
thus
suppressing
non‐radiative
electron–hole
recombination.
As
result,
combined
BCP
based
on
double
layers
exhibit
decent
power
conversion
efficiency
(PCE)
24.17%
high
open‐circuit
voltage
(
V
oc
)
1.15
which
dramatically
surpasses
that
(22.26%).
Moreover,
hydrophobic
helps
improve
ambient
thermal
stabilities
Economics,
Journal Year:
2024,
Volume and Issue:
unknown
Published: Dec. 25, 2024
Abstract
The
study’s
central
theme
is
sustainability
practice.
It
aims
to
measure
the
impact
of
practices
on
market
performance.
study
quantitative,
and
data
was
obtained
through
a
structured
questionnaire
using
five-point
Likert
scale.
Different
firms,
such
as
manufacturing,
non-manufacturing,
service
support,
run
survey
by
sharing
(n=200).
Data
were
analysed
Smart
PLS
version
4.1.0.0,
employing
structural
equation
model
(SEM)
technique
endogenous
variables.
All
three
variables
(Employee
engagement
in
sustainability,
corporate
social
responsibility,
environmental
concern)
positively
significantly
Thus,
finding
that
practice
influences
performance
association
also
significant.
Companies
adopt
sustainable
can
differentiate
themselves
market,
potentially
improving
their
competitiveness.
exploit
notion
highly
efficient
for
stimulating
growth.
Integrating
principles
lead
long-lasting
economic
advantages.
novelty
this
work
it
considers
determine
Future
be
conducted
specification
performance,
sales
growth,
return
investment
(ROI),
assets
(ROA),
earnings
per
share
(EPS).
