Small Methods,
Journal Year:
2024,
Volume and Issue:
unknown
Published: June 21, 2024
Abstract
Perovskite
solar
cells
(PSC)
have
developed
rapidly
since
the
past
decade
with
aim
to
produce
highly
efficient
photovoltaic
technology
at
a
low
cost.
Recently,
physical
and
chemical
defects
buried
interface
of
PSC
including
vacancies,
impurities,
lattice
strain,
voids
are
identified
as
next
formidable
hurdle
further
advancement
performance
devices.
The
presence
these
has
unfavorably
impacted
many
optoelectronic
properties
in
PSC,
such
band
alignment,
charge
extraction/recombination
dynamics,
ion
migration
behavior,
hydrophobicity.
Herein,
broad
but
critical
discussion
on
various
essential
aspects
related
is
provided.
In
particular,
existing
surface
underlying
transporting
layer
(CTL)
bottom
perovskite
film
initially
elaborated.
situ
ex
characterization
approaches
adopted
unveil
hidden
elucidated
determine
their
influence
efficiency,
operational
stability,
photocurrent–voltage
hysteresis
PSC.
A
myriad
innovative
strategies
defect
management
CTL,
introduction
passivation
materials,
strain
engineering,
morphological
control
used
address
also
systematically
catalyze
development
more
efficient,
reliable,
commercially
viable
Solar RRL,
Journal Year:
2024,
Volume and Issue:
8(7)
Published: Feb. 1, 2024
Finding
the
most
suitable
pathways
to
improve
interfacial
charge
transportation
in
lead
halide
perovskite
solar
cells
is
a
highly
desirable
research
area
enhance
device
performance
and
enable
commercialization.
The
complexities
of
dynamics,
encompassing
separation,
diffusion,
collection
processes,
pivot
on
thoughtful
selection
interlayers
their
inherent
properties.
Challenges
arise
from
nonideal
interfaces
characterized
by
mismatched
energy
levels
defects
that
hinder
efficient
transport.
To
address
these
concerns,
implementing
tailored
engineering
strategies,
including
interlayer
modification,
band
alignments,
passivation
techniques,
can
help
mitigate
unwanted
nonradiative
recombination.
This
review
aims
elucidate
impact
trap
states
suppressing
transport
device,
along
with
subsequent
techniques
designed
Following
that,
comprehensive
overview
presented,
highlighting
recent
advancements
interface
properties
between
electron
layer/perovskite
perovskite/hole
layer.
Significantly,
using
buffer
dipole
layers
as
overall
stability
investigated.
Results in Physics,
Journal Year:
2024,
Volume and Issue:
61, P. 107722 - 107722
Published: May 2, 2024
Recently,
barium
zirconium
sulfide
(BaZrS3)
chalcogenide
perovskite
(CP)
material
has
attracted
much
attention
in
the
photovoltaic
community
because
of
its
excellent
light
harvesting
ability,
stability,
and
nontoxicity.
BaZrS3
shown
great
potential
becoming
best
alternative
to
hybrid
halide
perovskites.
Herein,
we
have
numerically
simulated
optimized
performance
a
device
with
general
architecture
FTO/WS2/BaZrS3/HTL/Au,
using
SCAPS-1D
(version
3.3.07)
software.
In
this
device,
inorganic
CuSCN,
Cu2O
organic
poly(3-hexylthiophene)
(P3HT)
were
inserted,
was
evaluated
as
hole
transport
layer
(HTL)
materials.
Moreover,
influence
various
parameters
on
such
effect
changing
absorber
defect
density,
varying
operation
temperature,
different
metal
back
contacts,
examined.
The
HTL
P3HT,
it
exhibited
power
conversion
efficiency
(PCE)
13.86
%,
Fill
factor
(FF)
11.97
open
circuit
voltage
(Voc)
6.58
V,
current
density
(Jsc)
17.59
mA
cm−2.
other
tested
CuSCN
showed
PCE
13.83
13.70
respectively.
For
all
devices,
optimum
defects
kept
at
1.0
×
1015
It
established
that
P3HT-based
can
operate
be
stable
between
240–––340
K
temperature
window,
while
devices
work
280
–
400
range.
Thus,
CuSCN-
Cu2O-based
more
they
could
form
compact
structure
withstand
relatively
higher
temperatures
than
organic-based
P3HT
HTL.
Finally,
cheaper
metals
Pt,
Ni,
Pd
suitable
alternatives
expensive
gold
contact.
is
expected
would
shed
additional
utilisation
promising
actual
manufacturing
solar
cells
for
clean
energy
production.
Advanced Energy Materials,
Journal Year:
2024,
Volume and Issue:
14(21)
Published: March 3, 2024
Abstract
Perovskite
solar
cells
have
become
promising
candidates
for
thin‐film
photovoltaics
(PV),
but
many
record
suffer
from
losses
in
current
(≈3–4
mA
cm
−2
).
This
is
due
to
the
choice
of
superstrate
configurations
(i.e.,
glass‐side
illumination)
and
thin
absorber
layers,
typically
on
order
≈500
nm.
Illumination
through
a
top
transparent
conductive
oxide
electrode
(substrate
configuration)
using
LiF
Al
2
O
x
as
anti‐reflective
coatings
leads
reflectance
below
1%
demonstrated.
When
combined
with
1
µm
thick
substrate
configurated
bifacial
devices
power
conversion
efficiencies
>20%,
minimized
reflection
approaching
98%
their
detailed‐balance
limits
higher
Jsc
than
monofacial
counterparts.
Further
analysis
conducted
show
there
still
significant
fraction
lost
poor
charge‐carrier
extraction
(e.g.,
resistive
or
low
mobility
contacts).
studied
by
direct
comparison
photoluminescence
at
short‐circuit
versus
open‐circuit
estimating
4.5%
loss
collection.
Energy & Environmental Science,
Journal Year:
2024,
Volume and Issue:
17(10), P. 3604 - 3617
Published: Jan. 1, 2024
Large-scale
solar
hydrogen
production
is
enabled
by
the
treatment
of
perovskite
films
through
additive-added
antisolvent
bathing,
achieving
a
solar-to-hydrogen
efficiency
9.89%
and
an
outstanding
145.56
μmol
h
−1
cm
−2
.
Energy Technology,
Journal Year:
2024,
Volume and Issue:
12(8)
Published: May 19, 2024
The
instability
of
perovskite
solar
cells
(PSCs)
remains
a
major
bottleneck
for
their
commercialization,
with
thermal
posing
concern,
given
the
inevitable
presence
heat
in
photovoltaic
devices.
Mixed‐cation/halide
perovskites
demonstrate
enhanced
stability
and
efficiency
compared
to
single‐cation/halide
perovskites.
Identifying
optimal
composition
capable
withstanding
high
temperatures
longer
durations
is
crucial
development
thermally
stable
PSCs.
This
study
provides
valuable
insights
into
optimization
mixed‐cation/halide
enhance
structural
films.
By
systematically
varying
Cs
content
FA
1−
y
Pb(I
0.85
Br
0.15
)
3
(0
<
25)‐based
perovskite,
it
observed
that
controlling
allows
precise
modulation
crystal
orientation
film
10%
obtained
as
value.
containing
not
only
exhibits
reduced
microstrain
but
also
demonstrates
during
testing
at
85
°C
under
controlled
humidity.
Furthermore,
planar
PSCs
are
fabricated
using
0.90
0.10
absorber
layer
TOP‐3
hole‐transporting
material,
achieving
promising
power
conversion
(PCE)
17.70%.
Impressively,
unencapsulated
devices
retain
95%
initial
PCE
after
1000
h
dark
storage
ambient
conditions.
Materials,
Journal Year:
2025,
Volume and Issue:
18(1), P. 179 - 179
Published: Jan. 3, 2025
Perovskite
solar
cells
(PSCs)
can
utilize
the
residual
photons
from
indoor
light
and
continuously
supplement
energy
supply
for
low-power
electron
devices,
thereby
showing
great
potential
sustainable
ecosystems.
However,
solution-processed
perovskites
suffer
serious
defect
stacking
within
crystal
lattices,
compromising
low-light
efficiency
operational
stability.
In
this
study,
we
designed
a
multifunctional
organometallic
salt
named
sodium
sulfanilate
(4-ABS),
containing
both
electron-donating
amine
sulfonic
acid
groups
to
effectively
passivate
positively-charged
defects,
like
under-coordinated
Pb
ions
iodine
vacancies.
The
strong
chemical
coordination
of
4-ABS
with
octahedra
framework
further
regulate
crystallization
kinetics
perovskite,
facilitating
enlarged
sizes
mitigated
grain
boundaries
films.
synergistic
optimization
effects
on
trap
suppression
modulation
upon
addition
reduce
loss
mitigate
ionic
migration
under
conditions.
As
result,
optimized
device
demonstrated
an
improved
power
conversion
22.48%
24.34%
achieved
impressive
41.11%
1000
lux
weak
This
research
provides
effective
strategy
synergistically
boosting
standard
irradiations.
ACS Applied Materials & Interfaces,
Journal Year:
2024,
Volume and Issue:
16(12), P. 14974 - 14983
Published: March 15, 2024
Perovskite
solar
cells
(PSCs)
have
attracted
extensive
attention
in
photovoltaic
applications
owing
to
their
superior
efficiency,
and
the
buried
interface
plays
a
significant
role
determining
efficiency
stability
of
PSCs.
Herein,
plant-derived
small
molecule,
ergothioneine
(ET),
is
adopted
heal
defective
CsPbIBr2-based
PSC
improve
power
conversion
(PCE).
Because
strong
interaction
between
Lewis
base
groups
(–C═O
–C═S)
ET
uncoordinated
Pb2+
perovskite
film
from
theoretical
simulations
experimental
results,
defect
density
CsPbIBr2
significantly
reduced,
therefore,
nonradiative
recombination
corresponding
device
simultaneously
suppressed.
Consequently,
target
achieves
high
PCE
11.13%
with
an
open-circuit
voltage
(VOC)
1.325
V
for
hole-free,
carbon-based
PSCs
14.56%
VOC
1.308
CsPbI2Br
Furthermore,
because
increased
ion
migration
energy,
detrimental
phase
segregation
this
mixed-halide
weakened,
delivering
excellent
long-term
unencapsulated
ambient
conditions
over
70
days
96%
retention
rate
initial
efficiency.
Small,
Journal Year:
2024,
Volume and Issue:
unknown
Published: May 6, 2024
Abstract
Management
of
functional
groups
in
hole
transporting
materials
(HTMs)
is
a
feasible
strategy
to
improve
perovskite
solar
cells
(PSCs)
efficiency.
Therefore,
starting
from
the
carbazole–diphenylamine‐based
JY7
molecule,
JY8
and
JY9
molecules
are
incorporated
into
different
electron‐withdrawing
fluorine
cyano
on
side
chains.
The
theoretical
results
reveal
that
introduction
can
these
highest
occupied
molecular
orbital
(HOMO)
energy
levels,
intermolecular
stacking
arrangements,
stronger
interface
adsorption
perovskite.
Especially,
dynamics
(MD)
indicate
fluorinated
molecule
yield
preferred
surface
orientation,
which
exhibits
To
validate
computational
model,
JY7‐JY9
synthesized
assembled
PSC
devices.
Experimental
confirm
HTMs
exhibit
outstanding
performance,
such
as
high
mobility,
low
defect
density,
efficient
extraction.
Consequently,
devices
based
achieve
higher
PCE
than
those
JY9.
This
work
highlights
management
realize
goal
designing
for
improvement
