Advanced Materials,
Journal Year:
2024,
Volume and Issue:
36(37)
Published: July 25, 2024
Abstract
The
perovskite/silicon
tandem
solar
cell
represents
one
of
the
most
promising
avenues
for
exceeding
Shockley–Queisser
limit
single‐junction
cells
at
a
reasonable
cost.
Remarkably,
its
efficiency
has
rapidly
increased
from
13.7%
in
2015
to
34.6%
2024.
Despite
significant
research
efforts
dedicated
this
topic,
“secret”
achieving
high‐performance
seems
be
confined
few
groups.
Additionally,
discrepancies
preparation
and
characterization
between
continue
impede
transition
efficient
cells.
This
review
first
revisits
key
milestones
development
monolithic
over
past
decade.
Then,
comprehensive
analysis
background,
advancements,
challenges
is
provided,
following
sequence
fabrication
process.
progress
limitations
prevalent
stability
measurements
devices
are
also
discussed.
Finally,
roadmap
designing
efficient,
scalable,
stable
outlined.
takes
growth
history
into
consideration
while
charting
future
course
research.
Small,
Journal Year:
2025,
Volume and Issue:
unknown
Published: March 17, 2025
Abstract
[4‐(3,6‐dimethyl‐9H‐carbazol‐9‐yl)butyl]phosphonic
acid
(Me‐4PACz)
consistently
exhibits
inhomogeneous
distribution
on
the
substrate,
which
makes
it
a
challenge
for
growth
of
high‐quality
perovskite
film,
resulting
in
undesired
interfacial
losses
at
buried
interfaces.
Moreover,
flexible
alkyl
chains
Me‐4PACz
are
not
conducive
to
intermolecular
interactions
and
hinder
charge
flow.
Here,
novel
molecule
with
4‐Methoxy‐N‐(4‐methoxyphenyl)‐N‐phenylaniline
(TPA)
carbazole
backbone,
named
CzTPA
is
designed,
constituted
Co‐SAM
Me‐4PACz.
The
two
carboxyls
end
will
act
as
an
anchoring
group
cover
inadequate
coverage
NiO
x
.
methoxy
TPA
can
passivation
uncoordinated
Pb
2+
interface
by
interaction
Pb─O.
Additionally,
be
restrained
self‐aggregation
interacting
CzTPA.
cooperation
realizes
more
homogeneous
,
efficient
transport,
minimize
defects.
Accordingly,
modification
significantly
enhance
efficiency
1.54‐eV
PSCs
from
23.53%
25.66%
sustain
91.4%
its
original
after
1992
h
under
continuous
illumination
65
°C.
More
importantly,
1.68
eV
wide‐bandgap
PSC
achieved
PCE
22.75%
good
photostability.
Perovskite
materials
have
wide
application
prospects
in
many
fields
due
to
their
tunable
and
designable
band
gap
characteristics.
Machine
learning
has
obvious
advantages
quickly
effectively
discovering
new
materials.
However,
noise
interference
within
data
sets
frequently
hinders
the
ability
of
traditional
predictive
evaluative
techniques
satisfy
practical
requirements.
This
study
introduces
an
outlier
removal
strategy
examine
influence
varying
degrees
exclusion
on
generalization
performance
model
followed
by
determination
optimal
configuration.
The
results
indicated
that
gradient
boosting
regression
tree
(GBRT)
algorithm
yielded
a
mean
absolute
error
(MAE)
0.0287,
squared
(MSE)
0.0014,
root
(RMSE)
0.0377,
R-squared
(R2)
value
0.979,
demonstrating
superior
with
minimal
prediction
compared
alternative
algorithms.
Moreover,
Shapley
Additive
Explanation
(SHAP)
method
was
utilized
elucidate
impact
various
chemical
compositions
desired
gap,
revealing
ratio
I
exerts
most
significant
influence,
Pb,
Br,
Sn
ratios
exerting
subsequent
effect.
We
further
investigated
effect
different
composition
experimental
show
individual
elements
maintain
stability
particular
proportionate
bounds,
thereby
offering
critical
underpin
control
strategies.
provides
valuable
insights
for
realizing
accurate
effective
gaps.
Angewandte Chemie International Edition,
Journal Year:
2024,
Volume and Issue:
63(32)
Published: May 23, 2024
Abstract
Inverted
perovskite
solar
cells
(PSCs)
are
preferred
for
tandem
applications
due
to
their
superior
compatibility
with
diverse
bottom
cells.
However,
the
solution
processing
and
low
formation
energy
of
perovskites
inevitably
lead
numerous
defects
at
both
bulk
interfaces.
We
report
a
facile
effective
strategy
precisely
modulating
by
incorporating
AlO
x
deposited
atomic
layer
deposition
(ALD)
on
top
interface.
find
that
Al
3+
can
not
only
infiltrate
phase
interact
halide
ions
suppress
ion
migration
separation
but
also
regulate
arrangement
levels
passivate
surface
grain
boundaries.
Additionally,
ALD‐AlO
exhibits
an
encapsulation
effect
through
dense
interlayer.
Consequently,
treatment
significantly
improve
power
conversion
efficiency
(PCE)
21.80
%
1.66
electron
volt
(eV)
PSCs.
A
monolithic
perovskite‐silicon
TSCs
using
‐modified
achieved
PCE
28.5
excellent
photothermal
stability.
More
importantly,
resulting
1.55
eV
PSC
module
25.08
(0.04
cm
2
)
21.01
(aperture
area
15.5
),
respectively.
Our
study
provides
way
efficient
stable
wide‐band
gap
paves
large‐area
inverted
Applied Physics Letters,
Journal Year:
2024,
Volume and Issue:
125(17)
Published: Oct. 21, 2024
Perovskite
solar
cells
(PSCs)
are
the
fastest-growing
photovoltaic
(PV)
technology
and
hold
great
promise
for
industry
due
to
their
low-cost
fabrication
excellent
efficiency.
To
achieve
commercial
readiness
level,
most
important
factor
would
be
yield
beyond
95%
at
PSC
module
levels.
The
current
essential
requirements
PSCs
reproducibility
of
high
efficiency
devices,
scalability,
stability.
reported
certified
(24–26%)
results
based
on
use
FAPbI3
perovskites
with
a
bandgap
Eg≈
1.5
eV,
typical
device's
active
area
ranges
from
≈
0.1
cm2
maximum
1
cm2.
However,
relatively
higher
essential,
especially
in
tandem
cell
applications.
Hence,
optimization
is
necessity.
As
increases,
goes
down
reduced
JSC
increased
VOC
loss.
Therefore,
understanding
loss
mechanism
corresponding
solutions
need
developed.
Scaling
up
without
compromising
fill
and,
hence,
non-trivial.
So,
large
devices
crucial.
stability
analysis
literature
inconsistent,
preventing
data
comparison
identifying
various
degradation
factors
or
failure
mechanisms.
Moreover,
how
accelerated
tests
useful
predicting
real
lifetime
yet
knowledge
technological
gaps
between
laboratory
industry-scale
production
crucial
further
development.
this
review
article,
we
discuss
challenges
opportunities
scalable
stable
PSCs.
Advanced Materials,
Journal Year:
2024,
Volume and Issue:
unknown
Published: Oct. 24, 2024
Abstract
Perovskite
solar
cells
(PSCs)
can
enable
renewable
electricity
generation
at
low
levelized
costs,
subject
to
the
invention
of
an
economically
feasible
technology
for
their
large‐scale
fabrication,
like
vapor
deposition.
This
approach
is
effective
fabrication
small
area
(<1
cm
2
)
PSCs,
but
its
scale‐up
produce
high‐efficiency
larger
modules
has
been
limited
by
a
severe
imbalance
between
vapor‐solid
reaction
kinetics
and
mass‐transport
volatile
ammonium
salt
precursor.
In
this
study,
amidine‐based
low‐dimensional
perovskite
introduced
as
intermediate
solid‐vapor
help
resolve
limitation.
improves
pathway
produces
unique
vertically
monolithic
grains
with
no
detectable
horizontal
boundaries,
which
used
1.0
PSCs
efficiency
22.1%,
well
12.5
48
delivering
21.1%
20.1%
efficiency,
respectively.
The
retain
≈85%
initial
performance
after
900
h
continuous
operation
(ISOS‐L‐1
protocol)
≈100%
2800
storage
in
ambient
environment
(ISOS‐D‐1
protocol).
Energy Materials and Devices,
Journal Year:
2024,
Volume and Issue:
2(2), P. 9370037 - 9370037
Published: May 30, 2024
Wide-bandgap
(WB)
mixed-halide
perovskite
solar
cells
(PSCs)
play
a
crucial
role
in
perovskite-based
tandem
(TSCs),
enabling
them
to
exceed
the
Shockley-Queisser
limits
of
single-junction
cells.
Nonetheless,
lack
stability
WB
films
due
photoinduced
phase
segregation
undermines
PSCs
and
their
TSCs,
thus
impeding
commercialization
TSCs.
Many
efforts
have
been
made
suppress
significant
progresses
obtained.
In
this
review,
we
elaborate
mechanisms
behind
its
impact
on
photovoltaic
performance
devices.
The
importance
advanced
characterization
techniques
confirming
are
comprehensively
summarized.
Beyond
that,
effective
strategies
alleviate
mixed
halide
systematically
assessed.
Finally,
prospects
for
developing
highly
efficient
stable
application
also
presented.
