Applied Organometallic Chemistry,
Год журнала:
2024,
Номер
39(1)
Опубликована: Дек. 15, 2024
ABSTRACT
Lead‐free
tin
halide
perovskites,
particularly
Cs
2
SnBr
6
,
are
gaining
significant
attention
for
their
potential
in
optoelectronic
applications.
In
this
study,
we
investigate
the
material's
electrical
and
vibrational
properties
under
varying
illumination
conditions,
providing
novel
insights
into
impact
of
light
on
its
conduction
mechanisms.
was
synthesized
via
liquid‐phase
solid‐state
reactions,
report
comprehensive
analyses
impedance,
AC
conductivity,
dielectric
over
a
wide
frequency
range.
Notably,
our
results
reveal
that
light‐induced
photogenerated
charge
carriers
enhance
which
is
well
explained
by
overlapping
large‐polaron
tunneling
(OLPT)
model,
while
darkness,
material
follows
correlated
barrier
hopping
(CBH)
model.
Moreover,
Raman
spectroscopy
highlights
structural
changes,
including
slight
shortening
Sn–Br
bond
distances
illumination,
influences
frequencies
intensities.
These
findings
emphasize
crucial
role
tuning
responses
thus
demonstrating
considerable
promise
future
applications,
such
as
solar
cells
photodetectors.
Nanomaterials,
Год журнала:
2024,
Номер
14(23), С. 1867 - 1867
Опубликована: Ноя. 21, 2024
This
article
reviews
the
latest
advancements
in
perovskite
solar
cell
(PSC)
components
for
innovative
photovoltaic
applications.
Perovskite
materials
have
emerged
as
promising
candidates
next-generation
cells
due
to
their
exceptional
light-absorbing
capabilities
and
facile
fabrication
processes.
However,
limitations
stability,
scalability,
efficiency
hindered
widespread
adoption.
review
systematically
explores
recent
breakthroughs
PSC
components,
focusing
on
absorbed
layer
engineering,
electron
hole
transport
layers,
interface
materials.
In
particular,
it
discusses
novel
compositions,
crystal
structures,
manufacturing
techniques
that
enhance
stability
scalability.
Additionally,
evaluates
strategies
improve
charge
carrier
mobility,
reduce
recombination,
address
environmental
considerations.
Emphasis
is
placed
scalable
methods
suitable
large-scale
integration
into
existing
infrastructure.
comprehensive
thus
provides
researchers,
engineers,
policymakers
with
key
information
needed
motivate
further
required
transformative
of
PSCs
global
energy
production.
Molecules,
Год журнала:
2024,
Номер
29(12), С. 2758 - 2758
Опубликована: Июнь 10, 2024
The
solar
energy
market
is
predicted
to
be
shared
between
Si
cells
and
third-generation
photovoltaics
in
the
future.
Perovskite
(PSCs)
show
greatest
potential
capture
a
share
there
as
single
junction
or
tandem
with
silicon.
Researchers
worldwide
are
looking
optimize
composition
of
perovskite
film
achieve
an
optimal
bandgap,
performance,
stability.
Traditional
perovskites
have
mixture
formamidinium
methyl
ammonium
A-site
cation
their
ABX3
structure.
However,
recent
times,
use
cesium
rubidium
has
become
popular
for
making
highly
efficient
PSCs.
A
thorough
analysis
performance
stability
double-,
triple-,
quadruple-cation
PSCs
under
different
environmental
conditions
was
performed
this
study.
device
films
analyzed
by
electrical
measurements
(J–V,
dark
J–V,
EQE),
scanning
electron
microscopy,
atomic
force
photoluminescence,
X-ray
diffraction.
formula
Cs0.07Rb0.03FA0.77MA0.13PbI2.8Br0.2
showed
highest
power
conversion
efficiency
(PCE)
21.7%.
had
least
all
conditions.
triple-cation
Cs0.1FA0.6MA0.3PbI2.8Br0.2,
slightly
lower
PCE
(21.2%),
considerably
more
stable,
resulting
about
30%
harvested
than
that
using
other
two
devices
during
life
cycle.
Abstract
The
performance
of
optoelectronic
materials
has
been
booming
developed.
Yet,
the
traditional
solar
cell
manufacturing
techniques,
such
as
spin
coating
and
screen
printing,
have
significant
limitations
that
seem
to
hinder
further
development
technology.
Compared
with
processes,
additive
(AM)
boasts
advantages
flexibility
in
printing
process,
precise
control
over
material
deposition,
simpler
procedures.
These
features
provide
a
foundation
for
enhancing
expanding
their
applications.
This
review
outlines
superiority
AM
compared
methods
highlights
how
addressed
specific
challenges
currently
faced
by
cells.
most
widely
researched
structures
recent
years
were
briefly
reviewed
summarizing
disadvantages.
Then,
comprehensive
overview
different
including
AM,
is
presented.
Especially,
workflows,
characteristics,
impressive
innovative
applications
discussed
detail.
Finally,
based
on
current
state
research,
reflects
future
prospects
applying
technology
space
energy
production,
integrated
protective
outer
layers
together
cells,
customized
functional
structure
flexible
large‐scale
high‐performance
novel
nanoscale
microscale
structures.
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