In
recent
years,
the
development
of
perovskite
solar
cells
(PSCs)
is
advancing
rapidly
with
their
recorded
photoelectric
conversion
efficiency
reaching
25.8%.
However,
for
commercialization
PSCs,
it
also
necessary
to
solve
stability
issue.
order
improve
device
performance,
various
additives
and
interface
modification
strategies
have
been
proposed.
While,
in
many
cases,
they
can
guarantee
a
significant
increase
efficiency,
but
not
ensure
improved
stability.
Therefore,
materials
that
simultaneously
are
urgently
needed.
Some
wide
band-gap
insulating
stable
physical
chemical
properties
promising
alternative
materials.
this
review,
application
including
preparation
methods,
working
roles,
mechanisms
described,
which
will
promote
commercial
PSCs.
Inorganic Chemistry,
Год журнала:
2024,
Номер
63(40), С. 18865 - 18876
Опубликована: Сен. 20, 2024
Zero-dimensional
(0D)
hybrid
organic-inorganic
bismuth
halides
have
attracted
immense
scientific
interest
as
promising
candidates
for
lead-free
materials.
Here,
by
using
a
typical
solvothermal
method,
two
mixed-cation-phase
0D
chlorides
of
[HPDA][H
Advanced Functional Materials,
Год журнала:
2024,
Номер
unknown
Опубликована: Июнь 12, 2024
Abstract
Ammonium
iodides
are
intensively
investigated
as
effective
interfacial
passivation
agents
in
perovskite
solar
cells
(PSCs)
while
facing
a
major
challenge
of
their
high
reactivity
with
perovskites
that
undermines
the
operational
stability
PSCs.
Exemplified
by
involving
rationally
designed/selected
peptide
into
widely
adopted
phenethylammonium
iodide
(PEAI),
present
work
demonstrates
bespoke
peptide‐PEAI
can
effectively
inhibit
deprotonation
ammonium
and
thus
hinder
formation
2D
perovskite,
facilitating
enhancement
films
multi
hydrogen
bonding.
The
additional
lone
pair
electrons
provided
molecules
also
enhance
ability
modified
layer.
Attributed
to
stable
co‐modifier
peptide‐PEAI,
small‐area
FAPbI
3
‐based
PSCs
yield
efficiency
25.02%
robust
light
thermal
stabilities.
Moreover,
peptide‐PEAI‐based
minimodules
an
19.06%
for
total
area
36
cm
2
manifested
great
application
potential
this
co‐modification
strategy
photovoltaics.
Abstract
Perovskite
single
crystals
have
garnered
significant
attention
due
to
their
impressive
properties
in
optoelectronic
applications,
including
long
carrier
diffusion
lengths,
low
trap‐state
densities,
and
enhanced
stability.
Methylamino
lead
halide
perovskite
(MAPbX
3
,
where
X
is
a
halogen
such
as
Cl,
Br,
or
I)
notable
example
of
metal
with
desirable
ideal
cubic
perovskites
tolerance
factor
between
0.9
1.0.
MAPbX
has
adjustable
bandgap,
high
thermal
chemical
stability,
excellent
light
absorption
capacity.
Here
the
unique
characteristics
molecular
structure,
optical
properties,
transport
are
summarized.
Universal
growth
technologies
for
crystals,
inverse
temperature
crystallization,
anti‐solvent
evaporation
solvent
method,
single‐crystalline
thin
film,
epitaxial
method
space
limiting
briefly
introduced.
Additionally,
comprehensive
review
various
device
photodetectors,
X‐ray
detectors,
light‐emitting
diodes,
lasers,
solar
cells
mainly
discussed.
Finally,
current
challenges
future
prospects
large‐scale
preparation
put
forward.
With
continuous
progress
photoelectric
technology,
more
innovative
applications
expected
bring
convenience
progress.
Abstract
Perovskite
single-crystal
thin
films
(SCTFs)
have
emerged
as
a
significant
research
hotspot
in
the
field
of
optoelectronic
devices
owing
to
their
low
defect
state
density,
long
carrier
diffusion
length,
and
high
environmental
stability.
However,
large-area
high-throughput
preparation
perovskite
SCTFs
is
limited
by
challenges
terms
reducing
surface
defects
manufacturing
high-performance
devices.
This
review
focuses
on
advances
development
with
large
area,
controlled
thickness,
quality.
First,
we
provide
an
in-depth
analysis
mechanism
key
factors
that
affect
nucleation
crystallization
process
then
classify
methods
preparing
SCTFs.
Second,
progress
engineering
for
introduced.
Third,
summarize
applications
photovoltaics,
photodetectors,
light-emitting
devices,
artificial
synapse
field-effect
transistor.
Finally,
opportunities
commercializing
are
discussed.
Advanced Functional Materials,
Год журнала:
2024,
Номер
34(32)
Опубликована: Май 13, 2024
Abstract
The
lateral
device
structure
for
perovskite
solar
cells
(PSCs)
has
garnered
significant
attention,
primarily
due
to
its
elimination
of
the
need
expensive
transparent
electrodes.
However,
performance
devices,
which
are
more
sensitive
crystal
quality
and
charge
carrier
transport
bottlenecks,
lagged
far
behind
predominant
vertical
PSCs.
Herein,
by
modulating
nucleation
growth
processes
thin
FA
0.75
MA
0.25
PbI
3
(FA
=
formamidinium;
methylammonium)
single
crystals,
improved,
resulting
in
a
power
conversion
efficiency
(PCE)
12.64%,
record
Investigation
device's
stability
reveals
that
iodide
ion
migration
is
suppressed
reduction
vacancy
concentration
combined
with
weak
interface
migration.
It
shown
latter
effect
result
perpendicular
direction
electric
field
Consequently,
these
single‐crystal
PSCs
display
remarkable
operational
stability,
retaining
100%
their
initial
PCE
after
1200
h
steady‐state
output
at
maximum
point
voltage
(Vmpp)
under
1
sun
illumination.
This
work
highlights
advantages
devices
potential
address
key
issues
Advanced Optical Materials,
Год журнала:
2024,
Номер
12(10)
Опубликована: Янв. 31, 2024
Abstract
Surface/interface
engineering
of
methylammonium
lead
bromide
(MAPbBr
3
)
single
crystals
(SCs)
is
crucial
for
carrier
generation/recombination,
separation,
and
transportation,
thereby
enabling
superior
optoelectronics.
Herein,
a
surface‐engineered
crystallization
technique
presented
in
which
thin
polycrystalline
MAPbBr
layer
situ
grown
on
the
surface
bulk
mm‐sized
SCs.
The
growth
direction
atomic
distribution
both
crystalline
core
have
been
analyzed
by
damage‐free
atomic‐resolution
transmission
electron
microscopy
(TEM).
nature
gives
rise
to
bright
green
emission
under
UV
light.
Scanning
probe
results
show
that
current
at
emissive
film/MAPbBr
SC
five
times
higher
than
non‐emissive
when
illuminated.
Lateral
photodetectors
based
SCs
can
achieve
excellent
detectivities
(≈10
13
Jones)
high
photoresponsivities
(≈20
A
W
−1
).
Furthermore,
semiconductor‐based
fluorescence
quick
response
(FQR)
code
patterned
same
green‐emitting
using
picosecond
laser
pulse,
with
scalability
×
mm
2
.
An
FQR
integrated
photodetector
may
serve
as
potential
double
security
tag
bank
cards,
passports,
door
security,
etc.
Advanced Functional Materials,
Год журнала:
2025,
Номер
unknown
Опубликована: Фев. 25, 2025
Abstract
Perovskite
films
have
long
been
plagued
by
defects,
mainly
located
at
grain
boundaries,
leading
to
device
degradation,
especially
the
effects
of
residual
PbI
2
.
As
effective
boundary
passivators,
organic
ammonium
salts
are
thus
extensively
investigated.
Here,
study
introduces
a
nitrogen
heterocyclic
molecule,
1,3‐diphenyl‐benzimidazole
iodide
(DBI),
for
post‐treatment
perovskite
film
construct
robust
one‐dimensional
(1D)/three‐dimensional
(3D)
structure.
The
1D
structure
DBPbI
3
formed
from
interaction
between
and
DBI
enables
repair
local
defects
enhancement
stability.
Concurrently,
double
conjugated
benzene
imidazole
rings
synergistically
facilitate
charge
transfer
promote
optimization
energy
levels,
thereby
boosting
extraction.
corresponding
1D/3D
solar
cells
(PSCs)
yielded
high
efficiency
25.04%
with
excellent
photo/thermal
stabilities.
module
exhibited
an
21.04%
total
area
36
cm
long‐term
Materials Horizons,
Год журнала:
2023,
Номер
10(11), С. 5223 - 5234
Опубликована: Янв. 1, 2023
Utilizing
acylhydrazone-bonded
waterborne
polyurethane
as
a
dynamic
covalent
polymer
engineering
approach,
self-repairing
perovskite
solar
cells
demonstrate
excellent
durability
with
activation
occurring
at
relatively
low
temperature
of
∼60
o
C.
ACS Applied Materials & Interfaces,
Год журнала:
2023,
Номер
15(30), С. 37059 - 37068
Опубликована: Июль 24, 2023
Although
annealing
is
a
commonly
used
crystallization
method
for
perovskite
films
in
solar
cells
(PSCs),
the
high
thermal
energy
consumption
and
limitations
on
flexible
devices
hinder
their
further
industrial
application.
We
herein
propose
an
annealing-free
technology
films,
assisted
by
Zr–metal–organic
framework
(MOF)
interface
between
SnO2
perovskite.
It
found
that
Zr–MOF
can
accelerate
formation
of
intermediates
promote
conversion
into
crystals
even
without
annealing.
The
trap
density
thus
decreases
about
one
fold,
accompanied
significant
increases
electron
hole
mobilities,
resulting
enhanced
carrier
extraction
suppressed
charge
recombination.
Therefore,
Zr–MOF-based
PSC
attains
power
convention
efficiency
(PCE)
20.24%,
2.2
times
(9.26%)
pristine
PSC.
Furthermore,
layer
significantly
improve
air
stabilities
PSCs.
exhibits
93%
its
initial
PCE
versus
52%
after
1018
h
storage
air.
Additionally,
360
continuous
heating
at
65
°C,
retains
91%
against
44%
