Abstract
For
metal
halide
perovskite
solar
cells,
bidentate
passivation
(BP)
is
highly
effective,
but
currently,
only
sites
rather
than
molecular
environments
are
being
considered.
Here,
the
authors
report
an
effective
approach
for
high‐performance
fully
printable
mesoscopic
cells
(FP‐PSCs)
through
BP
strategy
using
multidentate
molecule
6‐chloropurine
(6‐CP).
By
utilizing
density
functional
theory
(DFT)
calculations,
X‐ray
photoelectron
spectroscopy
(XPS),
and
Fourier
transform
infrared
(FTIR)
characterizations,
competition
mechanism
identified
of
between
chlorine
atom
neighboring
nitrogen
imidazole
pyrimidine
rings.
Through
adjacent
in
imidazole,
power
conversion
efficiency
(PCE)
pristine
samples
significantly
enhanced
from
16.25%
to
17.63%
with
6‐CP.
The
formation
enhances
interfacial
hole
selectivity
charge
transfer,
suppresses
nonradiative
recombination,
improving
device
stability
under
high
humidity
conditions.
two
aromatic
cycles
provides
a
path
designing
passivants
selecting
pathways
theoretical
limits.
ACS Applied Materials & Interfaces,
Год журнала:
2025,
Номер
unknown
Опубликована: Янв. 8, 2025
Perovskite
quantum
dots
(PQDs)
have
attracted
more
and
attention
in
light-emitting
diode
(LED)
devices
due
to
their
outstanding
photoelectric
properties.
Surface
ligands
not
only
enable
size
control
of
but
also
enhance
optoelectronic
performance.
However,
the
efficiency
exciton
recombination
PQDs
is
often
hindered
by
desorption
dynamics
surface
ligands,
leading
suboptimal
electrical
In
this
study,
sodium
methanesulfonate
(NaMeS)
was
successfully
introduced
during
PQD
synthesis
ligand
exchange,
where
S═O
groups
effectively
interacted
with
perovskite
components.
The
NaMeS-modified
films
exhibited
significantly
improved
morphology,
radiative
efficiency,
carrier
mobility.
Consequently,
Pe-LEDs
derived
from
NaMeS-capped
achieved
a
remarkable
enhancement
performance
maximum
external
9.41%.
This
work
thus
provides
novel
effective
strategy
for
development
high-performance
applications
LEDs.
ACS Applied Materials & Interfaces,
Год журнала:
2025,
Номер
unknown
Опубликована: Март 7, 2025
The
p-i-n
type
perovskite
solar
cells
with
a
nickel
oxide
(NiOx)
hole
transport
layer
in
combination
self-assembled
monolayers
(SAMs)
have
high
power
conversion
efficiency
(PCE)
of
over
26%.
surface
properties
the
SAM
significant
impact
on
growth
and
crystallization
film.
In
meanwhile,
defects
formed
during
thermal
annealing
at
interface
would
act
as
charge
recombination
centers,
decreasing
device
performance
stability.
To
address
these
issues,
this
work
introduces
3,4,5-trifluorophenylboronic
acid
(3,4,5-3FPBA)
interfacial
modification
to
improve
buried
that
enable
better
With
3,4,5-3FPBA
layer,
based
composition
Cs0.05(FA0.98MA0.02)0.95Pb(I0.95Br0.05)3,
increased
from
21.99%
24.02%.
A
similar
improvement
was
observed
for
Cs0.05FA0.82MA0.13Pb(I0.85Br0.15)3,
where
21.87%
22.76%.
universality
has
been
confirmed.
addition,
resulting
showed
improved
stability,
maintaining
75%
its
initial
after
500
h
continuous
heating
85
°C
unencapsulated
devices.
Energy & Environmental Science,
Год журнала:
2023,
Номер
16(9), С. 3711 - 3733
Опубликована: Янв. 1, 2023
We
examine
drivers
and
benefits
of
adopting
circular
economy
practices
for
perovskite
solar
cells
(PSCs),
a
promising
low-cost
PV
technology,
identifying
key
challenges
reviewing
research
progress
towards
achieving
PSCs.
The
perovskite
solar
cells
(PSCs)
technology
translated
on
flexible
substrates
is
in
high
demand
as
an
alternative
powering
solution
to
the
Internet
of
Things
(IOTs).
An
efficiency
∼26.1%
rigid
and
∼25.09%
has
been
achieved
for
PSCs.
Further,
it
also
reported
that
F-PSC
modules
have
a
surface
area
∼900
cm
Sustainability,
Год журнала:
2025,
Номер
17(5), С. 1820 - 1820
Опубликована: Фев. 21, 2025
Flexibility,
light
weight,
and
mechanical
robustness
are
the
key
advantages
of
flexible
photovoltaic
(PV)
modules,
making
them
highly
versatile
for
sustainable
energy
solutions.
Unlike
traditional
rigid
PV
their
nature
makes
incredibly
harnessing
in
places
where
doing
so
was
once
impossible.
They
have
a
wide
range
applications
due
to
flexibility
moldability,
it
possible
conform
these
modules
surfaces
like
curved
rooftops
other
irregular
structures.
In
this
paper,
we
provide
comprehensive
review
all
materials
used
with
focus
on
role
sustainability.
We
thoroughly
discuss
active-layer
crystalline
silicon
(c-Si)-based
solar
cells
(SC)
thin-film
such
as
cadmium
telluride
(CdTe),
well
copper
indium
gallium
diselenide
(CIGS),
amorphous
(a-Si),
perovskite
organic
cells.
Various
properties,
optical,
barrier,
thermal,
properties
different
substrate
materials,
reviewed.
Transport
layers
conductive
electrode
discussed
emerging
trends
contributions
technology.
fabrication
techniques
involved
along
advantages,
disadvantages,
future
trends,
highlighted
paper.
The
commercialization
is
also
discussed,
which
crucial
milestone
advancing
adapting
new
technologies
industry
contributing
toward
