Perovskite-based
tandem
solar
cells
(PTSCs)
are
promising
for
achieving
higher
efficiency
limits,
making
them
candidates
energy
supply.
However,
the
commercialization
in
complex
scenarios
necessitate
extreme
stability
and
reliability
of
devices,
particularly
ambient
conditions.
Herein,
use
a
high-efficiency
air-stable
quaternary
all-polymer
bulk
heterojunction
(BHJ)
is
pioneered
to
optimize
spectral
absorption,
facilitate
charge
transport,
suppress
exciton
recombination,
resulting
18.0%
power
conversion
(PCE)
organic
subcell.
The
resultant
monolithic
perovskite/organic
cell
(POTSC)
delivers
an
impressive
PCE
24.8%,
with
minimal
distribution
negligible
hysteresis.
Ambient
tests
on
devices
reveal
outstanding
stability,
which
attributed
reduced
increase
recombination.
Remarkably,
unencapsulated
device
maintained
88%
its
initial
after
exposure
air
500
h.
superior
owing
enhanced
resistance
hydrophobic
BHJ
water
oxygen,
thereby
protecting
perovskite
active
layer.
This
work
provides
novel
approach
from
perspective
POTSC
holds
promise
future
real-world
applications
field
cells.
Chemical Reviews,
Год журнала:
2024,
Номер
124(7), С. 4079 - 4123
Опубликована: Март 25, 2024
All-perovskite
tandem
solar
cells
are
attracting
considerable
interest
in
photovoltaics
research,
owing
to
their
potential
surpass
the
theoretical
efficiency
limit
of
single-junction
cells,
a
cost-effective
sustainable
manner.
Thanks
bandgap-bowing
effect,
mixed
tin-lead
(Sn-Pb)
perovskites
possess
close
ideal
narrow
bandgap
for
constructing
matched
with
wide-bandgap
neat
lead-based
counterparts.
The
performance
all-perovskite
tandems,
however,
has
yet
reach
its
potential.
One
main
obstacles
that
need
be
overcome
is
the─oftentimes─low
quality
Sn-Pb
perovskite
films,
largely
caused
by
facile
oxidation
Sn(II)
Sn(IV),
as
well
difficult-to-control
film
crystallization
dynamics.
Additional
detrimental
imperfections
introduced
thin
film,
particularly
at
vulnerable
surfaces,
including
top
and
bottom
interfaces
grain
boundaries.
Due
these
issues,
resultant
device
distinctly
far
lower
than
theoretically
achievable
maximum
efficiency.
Robust
modifications
improvements
surfaces
films
therefore
critical
advancement
field.
This
Review
describes
origins
covers
efforts
made
so
toward
reaching
better
understanding
perovskites,
particular
respect
surface
improved
stability
cells.
In
addition,
we
also
outline
important
issues
integrating
subcells
achieving
reliable
efficient
double-
multi-junction
tandems.
Future
work
should
focus
on
characterization
visualization
specific
defects,
tracking
evolution
under
different
external
stimuli,
guiding
turn
processing
stable
cell
devices.
Chemical Reviews,
Год журнала:
2024,
Номер
124(19), С. 10623 - 10700
Опубликована: Авг. 29, 2024
Recently,
there
has
been
an
extensive
focus
on
inverted
perovskite
solar
cells
(PSCs)
with
a
p-i-n
architecture
due
to
their
attractive
advantages,
such
as
exceptional
stability,
high
efficiency,
low
cost,
low-temperature
processing,
and
compatibility
tandem
architectures,
leading
surge
in
development.
Single-junction
perovskite-silicon
(TSCs)
have
achieved
certified
PCEs
of
26.15%
33.9%
respectively,
showing
great
promise
for
commercial
applications.
To
expedite
real-world
applications,
it
is
crucial
investigate
the
key
challenges
further
performance
enhancement.
We
first
introduce
representative
methods,
composition
engineering,
additive
solvent
processing
innovation
charge
transporting
layers,
interface
fabricating
high-efficiency
stable
PSCs.
then
delve
into
reasons
behind
excellent
stability
Subsequently,
we
review
recent
advances
TSCs
PSCs,
including
perovskite-Si
TSCs,
all-perovskite
perovskite-organic
TSCs.
achieve
final
deployment,
present
efforts
related
scaling
up,
harvesting
indoor
light,
economic
assessment,
reducing
environmental
impacts.
Lastly,
discuss
potential
PSCs
future.
Advanced Energy Materials,
Год журнала:
2024,
Номер
14(12)
Опубликована: Янв. 12, 2024
Abstract
Effective
passivation
of
defects
at
the
buried
interface
between
perovskite
absorber
and
hole‐selective
layer
(HSL)
is
crucial
for
achieving
high
performance
in
inverted
solar
cells
(PSCs).
Additionally,
HSL
needs
to
possess
compact
molecular
packing
intrinsic
photo‐
thermo‐stability
ensure
long‐term
operation
devices.
In
this
study,
a
novel
MeO‐BTBT‐based
self‐assembled
monolayer
(SAM)
reported
serve
as
an
efficient
PSCs.
Compared
well‐established
carbazole‐containing
SAM
MeO‐2PACz,
MeO‐BTBT
has
flat
more
extended
conjugation
with
large
atomic
radius
sulfur
atom.
These
induce
stronger
intermolecular
interactions
enable
ordered
be
formed
on
indium–tin
oxide
(ITO)
substrates.
Meanwhile,
atoms
can
coordinate
Pb
2+
ions
passivate
absorber.
The
derived
films
show
both
photoluminescence
(PL)
quantum
yield
(13.2%)
long
lifetime
(7.2
µs).
PSCs
based
PCE
24.53%
impressive
fill
factor
85.3%.
PCEs
devices
maintain
≈95%
their
initial
values
after
being
aged
65
°C
than
1000
h
or
continuous
under
1‐sun
illumination.
Interdisciplinary materials,
Год журнала:
2024,
Номер
3(2), С. 203 - 244
Опубликована: Фев. 23, 2024
Abstract
Self‐assembled
monolayers
(SAMs)
employed
in
inverted
perovskite
solar
cells
(PSCs)
have
achieved
groundbreaking
progress
device
efficiency
and
stability
for
both
single‐junction
tandem
configurations,
owing
to
their
distinctive
versatile
ability
manipulate
chemical
physical
interface
properties.
In
this
regard,
we
present
a
comprehensive
review
of
recent
research
advancements
concerning
SAMs
cells,
where
the
prevailing
challenges
future
development
prospects
applications
are
emphasized.
We
thoroughly
examine
mechanistic
roles
diverse
energy‐level
regulation,
modification,
defect
passivation,
charge
transportation.
This
is
by
understanding
how
interfacial
molecular
interactions
can
be
finely
tuned
mitigate
recombination
losses
PSCs.
Through
review,
aim
provide
valuable
insights
references
further
investigation
utilization
cells.
Nature Communications,
Год журнала:
2025,
Номер
16(1)
Опубликована: Янв. 2, 2025
Abstract
Perovskite-organic
tandem
solar
cells
(P-O-TSCs)
hold
substantial
potential
to
surpass
the
theoretical
efficiency
limits
of
single-junction
cells.
However,
their
performance
is
hampered
by
non-ideal
interconnection
layers
(ICLs).
Especially
in
n-i-p
configurations,
incorporation
metal
nanoparticles
negatively
introduces
serious
parasitic
absorption,
which
alleviates
photon
utilization
organic
rear
cell
and
decisively
constrains
maximum
photocurrent
matching
with
front
cell.
Here,
we
demonstrate
an
efficient
strategy
mitigate
optical
losses
Au-embedded
ICLs
tailoring
shape
size
distribution
Au
via
manipulating
underlying
surface
property.
Achieving
fewer,
smaller,
more
uniformly
spherical
significantly
minimizes
localized
plasmon
resonance
while
maintaining
electron-hole
recombination
within
ICLs.
Consequently,
optimized
P-O-TSCs
combining
CsPbI
2
Br
various
benefit
from
a
current
gain
>1.5
mA/cm
cells,
achieving
champion
25.34%.
Meanwhile,
contribute
improved
long-term
device
stability.
Nature Communications,
Год журнала:
2025,
Номер
16(1)
Опубликована: Фев. 19, 2025
Perovskite/organic
tandem
solar
cells
(PO-TSCs)
exploit
the
advantages
of
cost-effective
fabrication,
orthogonal
solvent
processing
for
perovskite
and
organic
absorber
layers,
compatibility
with
low-temperature,
high-throughput
deposition
techniques.
However,
their
performance
remains
hampered
by
energy
losses
subcells
interconnecting
layers
(ICLs).
Here,
an
loss
management
strategy
PO-TSCs
is
proposed,
focusing
on
simultaneous
regulation
defect
states
in
front
reduction
optical
electrical
ICL.
The
synergistic
effect
hydrogen
bonding
coordination
interactions
between
pyridinium
bromide
perbromide
layer
effectively
mitigates
ion
migration,
thereby
minimizing
losses.
Meanwhile,
optimized
V2O5-based
ICL
structure
not
only
demonstrates
excellent
transmissivity
near-infrared
photons
but
also
allows
barrier-free
extraction
charge
carriers.
Such
can
provide
a
low-loss
interface,
facilitating
light
within
bulk
heterojunction,
which
balances
current
rear
subcells.
Taken
together,
resulting
deliver
power
conversion
efficiency
25.1%
high
open-circuit
voltage
2.10
V.
perovskite/organic
authors
introduce
into
perovskites
employ
ICL,
achieving
maximum
devices.
