Small,
Journal Year:
2025,
Volume and Issue:
unknown
Published: April 9, 2025
Abstract
All‐inorganic
CsPbI
3
perovskites
film
prepared
via
the
low‐temperature
solution
method
often
suffers
from
numerous
defects
during
crystallization
process.
Passivators
used
for
surface
passivation
typically
contain
monofunctional
groups,
including
sulfur,
nitrogen,
and
oxygen.
These
monodentate
groups
bind
to
uncoordinated
Pb
2+
by
sharing
electron
pairs,
thereby
reducing
defects.
However,
anchoring
formed
is
relatively
weak
susceptible
be
damage
due
its
low
bond
strength.
Herein,
a
bidentate
Lewis
base,
2‐(2‐pyridyl)ethylamine
(2‐PyEA),
containing
pyridine
ring
an
alkyl
amine,
employed
passivate
stabilize
crystal
structure.
Compared
ligands,
2‐PyEA
displays
significantly
enhanced
coordination
ability.
In
particular,
of
introduces
lattice
distortion
transforms
tensile
stress
into
compressive
within
film,
improving
structural
stability
perovskite
material.
As
result,
solar
cells
treated
with
achieve
impressive
power
conversion
efficiencies
(PCEs)
21.35%
17.19%
active
areas
0.09
1.0
cm
2
,
respectively.
Notably,
device
achieves
even
higher
PCE
39.95%
under
indoor
illumination
conditions.
The
devices
exhibit
ambient
conditions
5%
relative
humidity.
Advanced Energy Materials,
Journal Year:
2024,
Volume and Issue:
14(29)
Published: May 11, 2024
Abstract
The
demand
for
cost‐effective
and
rapid
processing
of
large‐area
thin
films
in
the
photovoltaic
industry
has
recently
driven
significant
research
interest.
In
this
context,
among
various
approaches
explored,
printing
devices,
particularly
perovskite
solar
cells
(PSCs),
have
garnered
considerable
attention
due
to
their
potential
scalability
cost
efficiency.
Besides,
solution
is
widely
recognized
as
an
appealing
strategy
large‐area,
cost‐effective,
high‐throughput
production
PSCs.
However,
while
substantial
progress
been
made
process,
challenges
related
stability,
uniformity,
remain
be
addressed.
This
review
critically
examines
key
techniques
substrates
employed
PSC
fabrication.
Then,
given
significance
ambient
air
industrial
applications,
fundamental
associated
with
achieving
PSCs
are
discussed
detail.
Moreover,
formulation
strategies
ink
technologies
thoroughly
considering
its
crucial
role
determining
performance
stability
printed
Finally,
process
components
PSCs,
including
absorber
layer,
charge
transport
layers
(CTLs),
electrodes,
meticulously
analyzed,
highlighting
current
achievements
remaining
hurdles.
Small,
Journal Year:
2024,
Volume and Issue:
unknown
Published: April 16, 2024
Different
facets
in
perovskite
crystals
exhibit
distinct
atomic
arrangements,
influencing
their
electronic,
physical,
and
chemical
properties.
Perovskite
films
incorporating
tin
oxide
(SnO
Solar RRL,
Journal Year:
2024,
Volume and Issue:
8(5)
Published: Jan. 16, 2024
The
shift
towards
ecofriendly
solvents
in
perovskite
solar
cell
(PSC)
production
represents
a
significant
leap
sustainable
renewable
energy
generation,
effectively
addressing
concerns
related
to
the
harmful
nature
of
conventional
employed
PSC
manufacturing.
This
review
assesses
toxicity
traditional
utilized
fabrication
process
as
well
recent
studies
and
challenges
substituting
toxic
with
less
or
green
alternatives.
Although
considerable
efforts
have
been
made
adopt
greener
solvents,
this
underscores
variations
evaluations
based
on
specific
criteria,
highlighting
need
for
thorough
consideration
ensure
viability
sustainability
each
solvent
replacement.
study
offers
comprehensive
exploration
transition
elucidates
associated
opportunities
pivotal
more
environmentally
approach
production.
Advanced Functional Materials,
Journal Year:
2025,
Volume and Issue:
unknown
Published: Jan. 16, 2025
Abstract
Defect
density
on
the
perovskite
film
surface
significantly
exceeds
that
found
in
bulk,
primarily
due
to
presence
of
dangling
bonds
and
excessive
strain.
Herein,
a
synergistic
engineering
is
reported
aimed
at
reducing
defects
films.
This
method
involves
subjecting
thermally‐annealed
films
controlled
cooling
condition
involving
an
ambient
environment
with
regulated
humidity,
as
opposed
nitrogen
environment,
followed
by
phenethylammonium
iodide
(PEAI)
passivation.
The
treated
moisture
(MC)
exhibit
enhanced
radiative
recombination,
prolonged
charge
carrier
lifetime,
improved
hole
transport
extraction
when
contact
layer
(HTL),
alongside
significant
reduction
Notably,
passivation
effect
PEAI
MC‐treated
amplified
compared
subjected
(NC)
treatment,
evidenced
more
uniform
potential
mapping
markedly
extended
lifetime.
may
arise
from
higher
ratio
newly‐formed
2D
phase
PEA
2
FAPb
I
7
PbI
4
film.
Consequently,
MC‐based
solar
cell
(PSC)
achieves
champion
power
conversion
efficiency
(PCE)
25.28%,
surpassing
NC‐treated
device,
which
exhibits
PCE
only
24.01%.
Advanced Energy Materials,
Journal Year:
2025,
Volume and Issue:
unknown
Published: Jan. 23, 2025
Abstract
Halide
perovskite
solar
cells
are
approaching
commercialization,
with
solution
processing
emerging
as
a
key
method
for
large‐scale
production.
This
study
introduces
significant
advancement:
using
non‐toxic
solvents
like
water
and
alcohol
in
precursor
inks
facilitated
by
the
protic
ionic
liquid
methylammonium
propionate
(MAP).
MAP
effectively
dissolves
precursors
such
lead
acetate
iodide,
enabling
first
stable
water‐based
ink
suitable
one‐step
slot‐die
coating.
new
formulation
contrasts
conventional
dimethylformamide
(DMF)
dimethylsulfoxide
(DMSO)‐based
inks,
evidenced
in‐situ
grazing
incidence
wide‐angle
X‐ray
scattering
(GIWAXS),
which
revealed
an
intermediate‐free
liquid‐to‐solid
transition.
In‐situ
mass
spectrometry
also
showed
that
organic
molecules
evaporate
during
annealing,
resulting
crystalline
phase.
Optimization
of
solvent
mixture
to
H
2
O/IPA/MAP
enabled
successful
coating,
yielding
efficiency
up
10%.
eco‐friendly
reduces
toxicity
environmental
impact
compared
DMF‐based
offering
longer
shelf
life
possibility
ambient
conditions.
pioneering
work
represents
report
green
thin
film
coating
at
room‐temperature
conditions
highlighting
its
potential
sustainable
commercial
applications.
Advanced Energy Materials,
Journal Year:
2024,
Volume and Issue:
unknown
Published: June 22, 2024
Abstract
The
fabrication
of
perovskite
solar
cells
(PSCs)
under
full‐air
conditions
accelerates
their
scalable
production
and
industrialization.
However,
ambient
moisture
interacts
with
perovskites
during
the
film
formation
that
disturbs
crystallization
triggers
structural
imperfections.
Here,
a
formamidine
(FA)
active
addition
reaction
(FAAR)
strategy
is
devised
to
intercept
deleterious
chemical
coordination.
simultaneous
incorporation
2,
6‐bis(aminomethyl)pyridine
(BAMPy)
molecule
into
tin
oxide
surface
bulk
ameliorates
interface
contact
interior.
It
found
tail
amino
group
from
BAMPy
selectively
reacts
FA
cation,
occupying
A
site
crystals,
increasing
binding
energy
H
2
O
even
in
defective
surface,
thereby
strengthening
tolerance.
This
effectively
modifies
air,
favors
uniformity,
forms
compressive‐strained
films.
FAAR‐modified
PSC
devices
fabricated
deliver
highest
efficiencies
24.11%
21.68%
aperture
areas
0.06
1
cm
,
respectively.
favorable
impediment
property
contributes
enhancement
maintaining
90.8%
initial
performance
for
encapsulated
after
2400
h
storage
accelerating
damp‐heat
measurements
(85
°C
85%
relative
humidity).
Micromachines,
Journal Year:
2024,
Volume and Issue:
15(7), P. 859 - 859
Published: June 30, 2024
Perovskite
solar
cells
(PSCs),
which
are
constructed
using
organic-inorganic
combination
resources,
represent
an
upcoming
technology
that
offers
a
competitor
to
silicon-based
cells.
Electron
transport
materials
(ETMs),
essential
PSCs,
attracting
lot
of
interest.
In
this
section,
we
begin
by
discussing
the
development
PSC
framework,
would
form
foundation
for
requirements
ETM.
Because
their
exceptional
electronic
characteristics
and
low
manufacturing
costs,
perovskite
(PSCs)
have
emerged
as
promising
proposal
future
generations
thin-film
energy.
However,
PSCs
with
compact
layer
(CL)
exhibit
subpar
long-term
reliability
efficacy.
The
quality
substrate
beneath
has
major
impact
on
how
quickly
it
grows.
Therefore,
there
been
interest
in
modification
electron
transfer
layers
create
very
stable
efficient
PSCs.
This
paper
examines
systemic
alteration
(ETLs)
based
employed
Also
covered
functions
ETLs
creation
reliable
Achieving
larger-sized
particles,
greater
crystallization,
more
homogenous
morphology
within
films,
all
correlated
performance,
will
be
guided
review
when
they
developed
further.
To
increase
PSCs'
sustainability
enable
them
produce
clean
energy
at
levels
previously
unheard
of,
difficulties
potential
paths
research
also
discussed.
