Advanced Materials,
Год журнала:
2024,
Номер
36(28)
Опубликована: Май 20, 2024
Abstract
In
the
fabrication
of
inverted
perovskite
solar
cells
(PSCs),
wettability,
adsorbability,
and
compactness
self‐assembled
monolayers
(SAMs)
on
conductive
substrates
have
critical
impacts
quality
films
defects
at
buried
perovskite‐substrate
interface,
which
control
efficiency
stability
devices.
Herein,
three
bisphosphonate‐anchored
indolocarbazole
(IDCz)‐derived
SAMs,
IDCz‐1,
IDCz‐2,
IDCz‐3,
are
designed
synthesized
by
modulating
position
two
nitrogen
atoms
IDCz
unit
to
improve
molecular
dipole
moments
strengthen
π–π
interactions.
Regulating
work
functions
(WF)
FTO
electrodes
through
energy
levels,
band
bends
upwards
with
a
small
offset
for
ITO/IDCz‐3/perovskite,
thereby
promoting
hole
extraction
blocking
electrons.
As
result,
PSC
employing
IDCz‐3
as
hole‐collecting
layer
exhibits
champion
PCE
25.15%,
is
record
multipodal
SAMs‐based
PSCs.
Moreover,
unencapsulated
device
can
be
stored
least
1800
h
little
degradation
in
performance.
Nature Communications,
Год журнала:
2024,
Номер
15(1)
Опубликована: Май 11, 2024
Can
Roll-to-Roll
technology
pave
the
way
for
perovskite
devices
to
transition
from
lab-scale
industrial
applications?
It
is
a
technique
that
has
potential
enhance
throughput,
reduce
costs,
and
accommodate
flexible
substrates.
In
system,
as
long
your
input
materials
are
continuously
topped
up,
manufacture
should
continue
indefinitely.
its
simplest
form
it
offers
premise
of
Ink-IN
/
Solar
module-OUT.
Through
this
comment,
we
emphasize
critical
need
ongoing
innovation
fully
harness
technology's
capabilities,
making
solar
energy
viable,
sustainable
option
on
global
scale.
(R2R)
coating
potentially
enhances
reduces
accommodates
substrates
fabricating
various
types
cells
modules.
Here,
authors
discuss
R2R
revolution
tackle
leap
photovoltaic
devices.
Nature Communications,
Год журнала:
2025,
Номер
16(1)
Опубликована: Янв. 2, 2025
Flexible
perovskite
solar
cells
(F-PSCs)
are
appealing
for
their
flexibility
and
high
power-to-weight
ratios.
However,
the
fragile
grain
boundaries
(GBs)
in
films
can
lead
to
stress
strain
cracks
under
bending
conditions,
limiting
performance
stability
of
F-PSCs.
Herein,
we
show
that
film
facilely
achieve
situ
bifacial
capping
via
introducing
4-(methoxy)benzylamine
hydrobromide
(MeOBABr)
as
precursor
additive.
The
spontaneously
formed
MeOBABr
layers
flatten
boundary
grooves
(GBGs),
enable
release
mechanical
at
GBs
during
bending,
rendering
enhanced
robustness.
They
also
contribute
reduction
residual
passivation
surface
defects
film.
Besides,
molecular
polarity
result
band
favors
interfacial
charge
extraction.
corresponding
inverted
F-PSCs
based
on
nickel
oxide
(NiOx)/poly(triaryl
amine)
(PTAA)
hole
transport
bilayer
reach
a
23.7%
power
conversion
efficiency
(PCE)
(22.9%
certified)
AM
1.5
G
illumination
42.46%
PCE
1000
lux
indoor
light
illumination.
Meanwhile,
robust
durability
device
is
achieved.
flexible
limited
by
films.
Here,
authors
in-situ
demonstrate
stable
devices
with
maximum
23.7%.
Advanced Materials Technologies,
Год журнала:
2025,
Номер
unknown
Опубликована: Фев. 20, 2025
Abstract
The
urgency
for
a
sustainable
mitigation
of
the
environmental
impacts
caused
by
climate
change
highlights
importance
renewable
energy
technologies
to
fight
this
challenge.
Perovskite
solar
cells
(PSCs)
emerge
as
promising
alternative
traditional
photovoltaic
(PV)
due
their
unprecedented
increase
in
efficiency
(currently
peaking
at
26.95%)
and
long‐term
stability
proven
successful
completion
industry
relevant
International
Electrotechnical
Commission
(IEC)
testing
standards.
Flexible
PSCs
(f‐PSCs)
offer
significant
advantages
such
lightweight
high
power‐per‐weight
ratio,
mechanical
flexibility,
throughput
roll‐to‐roll
(R2R)
manufacturing.
These
make
f‐PSCs
ideal
implementation
various
applications
areas,
wearable
electronics,
portable
devices,
space
PV,
building‐
or
automotive‐integrated
PVs,
more.
Notably,
efficiencies
over
23%
now
mark
milestone
f‐PSCs,
demonstrating
competitiveness
with
rigid
panels.
This
review
explores
breakthroughs
focusing
on
flexible
substrates,
electrode
materials,
perovskite
inks,
encapsulation
strategies.
It
also
covers
recent
advancements
studies
fabricated
scalable
deposition
methods
emphasizes
interfacial
engineering
enhancing
durability.
concludes
summary
key
findings,
remaining
challenges,
perspectives
market
uptake
f‐PSCs.
The
perovskite
solar
cells
(PSCs)
technology
translated
on
flexible
substrates
is
in
high
demand
as
an
alternative
powering
solution
to
the
Internet
of
Things
(IOTs).
An
efficiency
∼26.1%
rigid
and
∼25.09%
has
been
achieved
for
PSCs.
Further,
it
also
reported
that
F-PSC
modules
have
a
surface
area
∼900
cm
Escalating
environmental
and
energy
supply
concerns,
coupled
with
an
increasing
interest
in
space
exploration,
are
driving
the
development
of
advanced
harvesting
systems
adoption
cutting‐edge
photovoltaic
(PV)
technologies.
Photonics
allows
precise
light
manipulation
a
multitude
ways,
empowering
PV
means
to
tackle
multifaceted
challenges
inherent
harsh
environment,
great
potential
concomitantly
spin
off
on‐Earth
systems,
prioritizing
efficiency
reliability.
This
review
thus
synthesizes
key
insights
from
latest
experimental
simulation
R&D
outcomes
inform
design
implementation
photonic
strategies
for
various
applications.
The
state‐of‐the‐art
performance
foreground
photonic‐managed
thick‐
(single‐junction
crystalline
silicon,
c‐Si,
perovskite‐on‐silicon
tandem)
thin‐film
(hydrogenated
amorphous
a‐Si:H,
perovskite)
devices
assessed
by
comparison
theoretical
ideal
light‐trapping
scenarios
(single‐,
double‐pass,
Lambertian
absorption
models),
looking
also
at
coolers
as
emergent
platform
effective
thermal
management.
Finally,
this
work
examines
novel
approaches
spectrum
modification,
emphasizing
relevance
illumination‐tailoring
outer
systems.
