Aqueous-based recycling of perovskite photovoltaics
Nature,
Год журнала:
2025,
Номер
unknown
Опубликована: Фев. 12, 2025
Язык: Английский
Enhanced Stability and Optical Performance of Mapbi₃ Perovskite Films Through B4pbf₄ Ionic Liquid Integration: A Route to Durable Photovoltaics
Опубликована: Янв. 1, 2025
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.
Язык: Английский
Health and Environmental Risks in Lead and Lead-Free Halide Perovskites
Next research.,
Год журнала:
2025,
Номер
unknown, С. 100309 - 100309
Опубликована: Апрель 1, 2025
Язык: Английский
Improving Efficiency and Stability of Antisolvent‐Free Perovskite Solar Cells via Radical Additives and Reduced‐Toxicity Strategies for Solvent Systems
Advanced Energy Materials,
Год журнала:
2025,
Номер
unknown
Опубликована: Апрель 8, 2025
Abstract
The
conventional
fabrication
of
perovskite
solar
cells
(PSCs)
has
historically
relied
on
toxic
solvents,
such
as
dimethylformamide
(DMF),
N‐methyl‐2‐pyrrolidone
(NMP),
and
chlorobenzene,
a
practice
that
is
now
yielding
to
more
sustainable
economically
viable
alternatives.
A
one‐step
antisolvent‐free
methodology
developed,
guided
by
the
strategy
minimizing
solvent
toxicity
enhancing
device
performance.
This
method
employs
N,N‐dimethylacetamide
(DMAc)
N,N'‐dimethylpropyleneurea
(DMPU)
alternatives
DMF/NMP
in
fabrication,
along
with
ethanol
for
hole
transport
layer.
However,
formamidinium
(FA)‐based
films
prepared
via
an
process
often
suffer
from
severe
crystallization
issues
at
buried
interface,
which
lacks
rapid
removal
leads
high
concentration
defects
uncoordinated
Pb
2+
ions.
To
surmount
this
challenge,
devised
paired
use
mixed
solvents
(DMAc/DMPU)
incorporation
stable
radical
additives,
featuring
Cl,
methoxy,
or
methylthio
groups.
approach
effectively
modulates
dynamics,
diminishes
defect
concentrations,
enhances
extraction
charge
carriers.
Employing
method,
efficiency
25.02%
achieved,
exceptional
operational
stability.
breakthrough
represents
pivotal
leap
forward
realm
photovoltaics,
offering
promising
path
toward
greener
energy
future.
Язык: Английский
Innovative Nb-Doped SnO2 Electron Transport Layers Prepared by Atomic Layer Deposition for Enhanced Perovskite Solar Cells
ACS Applied Energy Materials,
Год журнала:
2025,
Номер
unknown
Опубликована: Апрель 11, 2025
Язык: Английский
Transitioning Photovoltaics to All-Perovskite Tandems Reduces 2050 Climate Change Impacts of PV Sector by 16%
Environmental Science & Technology,
Год журнала:
2025,
Номер
unknown
Опубликована: Апрель 13, 2025
Solar
photovoltaics
(PVs)
are
projected
to
supply
up
79%
of
global
electricity
by
2050.
The
mass
production
energy-intensive
silicon
PV
may
lead
significant
environmental
impacts
and
material
demands.
Adopting
metal
halide
perovskite
tandem
can
further
enhance
the
sustainability
sector
due
their
potentially
higher
efficiency
yet
lower
fabrication
emissions
than
PV.
Here,
we
assess
climate
demand
deployment
on
regional
sectors
from
2030
In
addition
into
silicon-dominated
sector,
consider
fast,
slow,
no
transitions
perovskite-silicon
as
a
stepping
stone
final
all-perovskite
transition
reduce
0.43
Mt
tin
requirement
16.2%
cumulative
carbon
process.
Even
without
deployment,
still
generate
10.8%
reduction
compared
scenarios.
Besides,
systems
energy
costs
21.2%,
achieving
levelized
cost
(LCOE)
low
3.66
cents/kWh.
Achieving
these
results
requires
replacing
resource-limiting
components,
such
substituting
indium-tin-oxide
with
fluorinated-tin-oxide
analogs.
Язык: Английский
Green Solvent Enabled Perovskite Ink for Ambient‐Air‐Processed Efficient Inkjet‐Printed Perovskite Solar Cells
Advanced Functional Materials,
Год журнала:
2025,
Номер
unknown
Опубликована: Апрель 25, 2025
Abstract
Perovskite
ink
based
on
a
green
or
non‐toxic
solvent
meets
industrial
requirements
for
efficient
perovskite
solar
cells
(PSCs).
inks
must
be
developed
with
involve
the
limited
use
of
toxic
solvents
to
fabricate
inkjet‐printed
(IJP)
photovoltaics.
Herein,
γ‐valerolactone
is
used
as
low
environmental
impact,
and
strategy
showed
category
3
toxicity,
even
small
quantity
employed
dissolve
salts.
The
structural,
optical,
electronic
properties
IJP
films
are
improved
by
adding
1,3‐dimethyl‐2‐imidazolidinone
(DMI)
ink.
15%
(volume
%)
DMI
exhibited
high
thickness
uniformity
(≈97%),
thicker
smoother
surfaces
than
their
counterparts.
An
additive‐modified
IJP‐PSC
device
achieved
maximum
power
conversion
efficiency
(PCE)
17.78%,
higher
that
an
unmodified
(14.75%).
performance
superior
primarily
because
its
exceptional
film‐thickness
homogeneity,
larger
grains,
appropriate
structures.
These
attributes
significantly
decreased
unwanted
reactions
solvents,
ensuring
phase
purity
enhancing
overall
efficiency.
innovative
green‐solvent
ink‐engineering
producing
large‐scale
shows
great
promise
advancing
module
technology
(with
PCE
13.14%).
Язык: Английский