ACS Applied Materials & Interfaces,
Год журнала:
2024,
Номер
unknown
Опубликована: Дек. 24, 2024
Hybrid
organic-inorganic
perovskites
(HOIP)
have
emerged
in
recent
years
as
highly
promising
semiconducting
materials
for
a
wide
range
of
optoelectronic
and
energy
applications.
Nevertheless,
the
rotational
dynamics
organic
components
many-molecule
interdependencies,
which
may
strongly
impact
functional
properties
HOIP,
are
not
yet
fully
understood.
In
this
study,
we
quantitatively
analyze
orientational
disorder
molecular
correlations
archetypal
perovskite
CH
EPL (Europhysics Letters),
Год журнала:
2024,
Номер
146(1), С. 16005 - 16005
Опубликована: Фев. 23, 2024
Abstract
Due
to
their
rich
and
extraordinary
properties,
halide
perovskites
have
gained
attention
over
time
for
applications
in
thermoelectric
solar
cells.
Here,
several
physical
properties
(stability,
photovoltaic,
thermoelectric)
of
inorganic
XZnI
3
(X
=
Na,
K,
Rb,
Cs)
are
predicted
using
the
density
functional
theory
(DFT)
within
Wien2k
code.
The
optimization
structural
parameters
has
been
calculated
PBE-GGA
approach.
tolerance
factor,
Born
criteria,
phonon
dispersion,
negative
formation
energy
show
stability
these
studied
materials
ideal
cubic
structure.
Additionally,
modified
Becke-Johnson
method
is
applied
optoelectronic
transport
properties.
All
compounds
exhibit
nature
indirect
band
gap
semiconductors
with
better
absorption
visible
ultraviolet
regions
10^{5}
\textrm
{cm}^{-1})$
?>
.
present
high
electrical
conductivity,
large
Seebeck
coefficient,
good
(
PF
,
ZT
)
factors
all
materials.
Finally,
open
up
new
possibilities
efficient
Advanced Energy Materials,
Год журнала:
2024,
Номер
unknown
Опубликована: Сен. 11, 2024
Abstract
Solar
rechargeable
batteries
(SRBs),
as
an
emerging
technology
for
harnessing
solar
energy,
integrate
the
advantages
of
photochemical
devices
and
redox
to
synergistically
couple
dual‐functional
materials
capable
both
light
harvesting
activity.
This
enables
direct
solar‐to‐electrochemical
energy
storage
within
a
single
system.
However,
mismatch
in
levels
between
coupled
(PSMs)
occurrence
side
reactions
with
liquid
electrolytes
during
charge‐discharge
cycles
lead
decrease
conversion
efficiency.
impedes
advancement
SRBs.
review
comprehensively
discusses
latest
advancements
PSMs,
which
are
crucial
designing
advanced
It
delves
into
extensive
discussion
design
criteria
cathodes
(PSCs)
elucidates
operational
mechanism
Additionally,
it
further
performance,
efficiency,
long‐term
cycle
stability
SRBs
relation
photoelectronic
photothermal
mechanisms.
Finally,
outlook
on
primary
challenges
prospects
that
will
encounter
is
provided
offer
novel
insights
their
technological
advancement.
An
ionic
liquid
(B4PBF₄)
was
synthesized
and
characterized
using
spectroscopic
techniques,
incorporating
it
in
different
proportions
(0.25,
0.5,
1.5%
w/w)
into
thin
perovskite
films.
The
results
show
that
1.5
%
concentration
significantly
improves
the
optical
properties
by
minimizing
trap
states
preventing
charge
recombination.
XPS
analysis
indicates
a
strong
interaction
between
lead
halides
at
this
proportion.
Additionally,
photovoltaic
devices
fabricated
with
percentage
achieved
higher
efficiency.
In
terms
of
stability,
also
prevented
water
absorption
on
surface,
delaying
film
degradation
up
to
500
h.
