Small,
Journal Year:
2023,
Volume and Issue:
20(1)
Published: Aug. 30, 2023
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.
Advanced Materials,
Journal Year:
2024,
Volume and Issue:
36(37)
Published: Jan. 16, 2024
This
review
outlines
the
rapid
evolution
of
flexible
perovskite
solar
cells
(f-PSCs)
to
address
urgent
need
for
alternative
energy
sources,
highlighting
their
impressive
power
conversion
efficiency,
which
increases
from
2.62%
over
24%
within
a
decade.
The
unique
optoelectronic
properties
materials
and
inherent
mechanical
flexibilities
instrumental
in
development
f-PSCs
are
examined.
Various
strategies
proposed
material
modification
device
optimization
significantly
enhance
efficiency
bending
durability.
transition
small-scale
devices
large-area
photovoltaic
modules
diverse
applications
is
discussed
addition
challenges
innovative
solutions
related
film
uniformity
environmental
stability.
provides
succinct
yet
comprehensive
insights
into
f-PSCs,
paving
way
integration
various
potential
renewable
landscape.
Advanced Materials Technologies,
Journal Year:
2025,
Volume and Issue:
unknown
Published: Feb. 20, 2025
Abstract
The
urgency
for
a
sustainable
mitigation
of
the
environmental
impacts
caused
by
climate
change
highlights
importance
renewable
energy
technologies
to
fight
this
challenge.
Perovskite
solar
cells
(PSCs)
emerge
as
promising
alternative
traditional
photovoltaic
(PV)
due
their
unprecedented
increase
in
efficiency
(currently
peaking
at
26.95%)
and
long‐term
stability
proven
successful
completion
industry
relevant
International
Electrotechnical
Commission
(IEC)
testing
standards.
Flexible
PSCs
(f‐PSCs)
offer
significant
advantages
such
lightweight
high
power‐per‐weight
ratio,
mechanical
flexibility,
throughput
roll‐to‐roll
(R2R)
manufacturing.
These
make
f‐PSCs
ideal
implementation
various
applications
areas,
wearable
electronics,
portable
devices,
space
PV,
building‐
or
automotive‐integrated
PVs,
more.
Notably,
efficiencies
over
23%
now
mark
milestone
f‐PSCs,
demonstrating
competitiveness
with
rigid
panels.
This
review
explores
breakthroughs
focusing
on
flexible
substrates,
electrode
materials,
perovskite
inks,
encapsulation
strategies.
It
also
covers
recent
advancements
studies
fabricated
scalable
deposition
methods
emphasizes
interfacial
engineering
enhancing
durability.
concludes
summary
key
findings,
remaining
challenges,
perspectives
market
uptake
f‐PSCs.
Advanced Materials,
Journal Year:
2025,
Volume and Issue:
unknown
Published: Jan. 16, 2025
Abstract
Perovskite
technologies
has
taken
giant
steps
on
its
advances
in
only
a
decade
time,
from
fundamental
science
to
device
engineering.
The
possibility
exploit
this
technology
thin
flexible
substrate
gives
an
unbeatable
power
weight
ratio
compares
similar
photovoltaic
systems,
opening
new
possibilities
and
integration
concepts,
going
building
integrated
applied
photovoltaics
(BIPV,
BAPV)
internet
of
things
(IoT).
In
perspective,
the
recent
progress
perovskite
solar
substrates
are
summarized,
focusing
challenges
that
researchers
face
upon
using
substrates.
A
dig
into
material
is
necessary
understand
what
kind
mechanisms
limiting
efficiency
compare
rigid
substrates,
which
physical
mechanism
limits
upscaling
substrate.
Furthermore,
overview
stability
test
modules
will
be
described,
suggesting
common
standard
procedure
guidelines
follow,
showing
additional
issues
bending,
how
prevent
degradation
providing
ad‐hoc
encapsulation.
Finally,
devices
market
shown,
giving
outline
exploited
still
missing
need
stakeholders’
attention.
ACS Applied Materials & Interfaces,
Journal Year:
2023,
Volume and Issue:
15(16), P. 20219 - 20227
Published: April 17, 2023
Lead
halide
perovskites
have
been
explored
as
a
new
kind
of
promising
X-ray
with
wide
applications
in
radiation-associated
fields,
but
low
light
yield
and
serious
toxicity
extremely
restrict
further
applications.
To
address
these
issues,
we
herein
demonstrated
one
zero-dimensional
(0D)
organic-inorganic
hybrid
cuprous
[BAPMA]Cu2Br5
(BAPMA
=
N,N-Bis(3-aminopropyl)
methylamine)
containing
discrete
[Cu4Br10]6-
tetramers
excellent
lead-free
scintillators.
Upon
UV
excitation,
displays
highly
efficient
broadband
yellowish-green
emission
dominant
peak
at
526
nm,
large
Stokes
shift
244
high
photoluminescent
quantum
53.40%.
Significantly,
this
can
also
be
excited
by
higher-energy
radioluminescence
scintillation
43,744
photons/MeV.
The
detection
limit
0.074
μGyair/s
is
far
less
than
the
required
value
for
regular
medical
diagnostics
5.5
μGyair/s.
solution-assembled
structure
facilely
enables
[BAPMA]Cu2Br5-based
screen
to
display
high-performance
imaging
spatial
resolution
15.79
lp/mm
showcasing
potential
application
radiography.
In
brief,
combined
merits
cost,
negligible
self-absorption,
limit,
considerable
yield,
highlight
performance
0D
halide.
ACS Applied Nano Materials,
Journal Year:
2024,
Volume and Issue:
7(7), P. 6851 - 6860
Published: March 22, 2024
Incorporating
functionalized
TiO2
microarchitectures
or
upconversion
nanoparticles
(UCNPs)
into
photoanodes
is
deemed
to
be
two
effective
ways
boost
the
photovoltaic
performance
of
dye-sensitized
solar
cells
(DSSCs).
Nonetheless,
studies
combining
and
UCNPs
for
development
composite
photoanode
films
in
DSSCs
still
remain
scarce.
In
view
this,
we
present
a
facile
strategy
design
preparation
multifunctional
containing
P25
nanoparticles,
peanut-like
(PN)
microstructures,
NaYF4:Yb,Er@NaYF4:Nd@SiO2
core–shell–shell
UCNPs.
It
found
that
DSSC
dual-functional
using
PN
as
light-scattering
layer
transparent
can
achieve
efficiency
9.01%,
presenting
26.37%
enhancement
over
blank
device.
More
importantly,
addition
further
enhance
photoelectric
device,
realizing
an
optimal
10.58%,
one
highest
reported
efficiencies
UCNP-based
with
common
N719
photosensitizer.
Such
remarkable
improvement
mainly
due
synergetic
effect
absorbing
near-infrared
light
excellent
potency.
Specifically,
steady-state
experiments
reveal
best-performing
device
shows
only
small
loss
after
120
h
testing,
exhibiting
good
stability.
The
work
demonstrates
importance
enhancing
performances
cells.
Small,
Journal Year:
2024,
Volume and Issue:
unknown
Published: May 31, 2024
Upgrading
thermosetting
polymer
waste
and
harvesting
unwanted
electromagnetic
energy
are
of
great
significance
in
solving
environmental
pollution
shortage
problems.
Herein,
inspired
by
the
glass-blowing
art,
a
spontaneous,
controllable,
scalable
strategy
is
proposed
to
prepare
hollow
carbon
materials
inner
blowing
outside
blocking.
Specifically,
hierarchically
neuron-like
(HCMSs)
with
various
sizes
fabricated
from
melamine-formaldehyde
sponge
(MS)
waste.
Benefiting
synergistic
"cell
body"
connected
"protrusions"
networks,
HCMSs
reveal
superior
absorption
performance
strong
reflection
loss
-54.9
dB,
electromagnetic-heat
conversion
ability
high
efficiency
34.4%,
efficient
storage
supercapacitor.
Furthermore,
multifunctional
device
integrating
electromagnetic-heat-electrical
designed,
its
feasibility
proved
experiments
theoretical
calculations.
The
integrated
reveals
an
output
voltage
34.5
mV
maximum
power
0.89
µW
radiation
for
60
s.
This
work
provides
novel
solution
recycle
waste,
energy,
thermal
energy.
Energy Technology,
Journal Year:
2024,
Volume and Issue:
12(5)
Published: Jan. 11, 2024
Flexible
perovskite
solar
cells
(fPSCs)
prepared
on
flexible
plastic
substrates
exhibit
poor
stability
under
illumination
in
ambient,
due
to
inferior
gas
barrier
properties
of
substrates.
Herein,
we
investigated
effect
different
modifications
the
back
surface
substrate
improve
ambient.
T
80
simulated
at
maximum
power
point
ambient
(ISOS‐L‐1)
can
be
increased
from
h
over
350
with
deposition
a
single
layer
(by
spin‐coating
or
by
atomic
(ALD)).
While
ALD
layers
resulted
best
value
and
significant
reduction
oxygen
transmission
rate
compared
other
even
for
very
low
film
thickness
(≈10
nm),
simple
solution‐processed
spin‐on‐glass
also
enables
(more
than
4
times)
improvement
device
stability.
This
work
illustrates
importance
decreasing
ingress
moisture
into
fPSCs
through
substrate.