ACS Applied Materials & Interfaces,
Journal Year:
2024,
Volume and Issue:
16(44), P. 60387 - 60393
Published: Oct. 23, 2024
Surface
passivation
with
2D
perovskites
has
been
reported
to
be
important
for
high-performance
perovskite
solar
cells
(PSCs).
However,
it
is
challenging
achieve
a
controlled
growth
of
perovskites,
which
typically
feature
random
orientation
and
various
n
number.
In
this
paper,
we
fabricate
layer
highly
ordered
pure
=
1
phase
on
top
the
film
using
organic
spacer
molecule
7-fluoro-1,2,3,4-tetrahydroisoquinolinehydrochloride
(7-FTH).
The
formed
normal
substrate
phase,
efficiently
passivates
surface
defects
as-prepared
films
improves
energy
level
alignment
between
electron
transport
layer.
Consequently,
modified
PSCs
champion
power
conversion
efficiency
(PCE)
24.65%
improved
VOC
fill
factor.
After
being
stored
in
an
N2
glovebox
1200
h
kept
ambient
air
(room
temperature
relative
humidity
50–70%)
840
h,
devices
retain
93%
95%
its
initial
PCE,
respectively.
RSC Advances,
Journal Year:
2025,
Volume and Issue:
15(10), P. 7342 - 7353
Published: Jan. 1, 2025
This
study
presents
a
high-efficiency
perovskite
solar
cell
structure,
incorporating
Cs0.05(FA0.77MA0.23)0.95Pb(I0.77Br0.23)3
as
absorber,
PCBM
the
electron
transport
layer
(ETL),
and
CuSbS2
hole
(HTL).
First-principles
calculations
were
conducted
to
explore
electronic
optical
properties
of
these
materials,
revealing
high
absorption
coefficient
approximately
105
cm-1,
making
an
excellent
absorber.
The
SCAPS-1D
simulation
tool
was
employed
evaluate
photovoltaic
performance
ITO/PCBM/mixed
perovskite/CuSbS2/Ag
device.
Various
factors
such
different
HTLs
ETLs,
absorber
thickness,
ETL
HTL
defect
concentration,
temperature,
resistance
analyzed
optimize
device
performance.
results
demonstrate
that
optimized
configuration
achieves
outstanding
power
conversion
efficiency
28.01%,
with
open-circuit
voltage
1.12
V,
short-circuit
current
density
29.84
mA
cm-2,
fill
factor
83.78%.
Notably,
found
thickness
variations
have
more
dominant
impact
on
than
emphasizing
importance
engineering.
findings
offer
promising
pathway
for
further
research
material
optimization,
stability
enhancement,
large-scale
fabrication,
paving
way
next
generation
technologies.
Journal of Materials Chemistry A,
Journal Year:
2024,
Volume and Issue:
12(22), P. 12983 - 13058
Published: Jan. 1, 2024
This
review
focuses
on
deciphering
the
structural
divergence
of
organic
molecular
hole
selective
materials
in
determining
photovoltaic
performance
and
stability
p-i-n
type
perovskite
solar
cell
devices.
Hybrid Advances,
Journal Year:
2024,
Volume and Issue:
6, P. 100252 - 100252
Published: July 24, 2024
Effects
of
substitution
halogen
anions
and
addition
alkali
metal
cations
for
guanidinium
(GA)-ethylammonium
(EA)
hybrid-doped
perovskite
solar
cells
were
investigated
by
fabricating
devices
comparing
their
photovoltaic
properties.
The
compositions
the
additives
found
to
contribute
improvement
preferred
orientations
crystals,
order
effectiveness
was
I,
Cl,
Br.
In
addition,
contributed
conversion
efficiencies,
3
%
cesium
at
CH3NH3
site
most
effective.
It
also
that
short-circuit
current
densities
fill
factors
depended
on
(100)
crystal
orientation
compounds.
Chemistry - Methods,
Journal Year:
2025,
Volume and Issue:
unknown
Published: April 30, 2025
The
development
of
high‐performance
perovskite
solar
cells
(PSCs)
and
perovskite‐based
tandem
(PTSCs)
has
attracted
significant
attention
from
researchers
owing
to
their
simple
cost‐effective
fabrication
process.
However,
careful
consideration
is
required
regarding
the
selection
charge‐transport
layers,
which
play
a
key
role
in
improving
efficiency
stability
devices.
In
p–i–n
(inverted)
PSCs,
fullerene
its
derivatives
are
widely
employed
as
electron‐transport
layers
(ETLs).
Among
them,
compatible
with
low‐temperature
vacuum‐based
cell
processes.
single
layer
tends
form
nonuniform
due
aggregation
propensity.
Furthermore,
it
struggles
withstand
damage
that
occurs
during
formation
transparent
conductive
configurations.
To
overcome
limitation
fullerene,
employing
bilayer
ETL
emerged
promising
strategy.
Therefore,
this
study,
evaporation
processes
for
ETLs
inverted
PSCs
focused
on,
emphasizing
importance
architectures
enhancing
durability
PTSCs.
discussion
highlights
material
options
examines
optimal
thickness
parameters
achieve
superior
efficiency.
By
providing
comprehensive
understanding
ETLs,
review
aims
guide
future
advancements
PTSCs
technologies.
