Advanced Materials,
Journal Year:
2024,
Volume and Issue:
unknown
Published: Oct. 22, 2024
Abstract
Developing
high‐quality
wide
bandgap
(WBG)
perovskites
with
≈1.7
eV
(
E
g
)
is
critical
to
couple
silicon
and
create
efficient
silicon/perovskite
tandem
devices.
The
sufferings
of
large
open‐circuit
voltage
V
OC
loss
unstable
power
output
under
operation
continuously
highlight
the
criticality
fully
develop
WBG
perovskite
films.
In
this
study,
rubidium
thiocyanate
as
additive
regulators
in
are
incorporated,
significantly
reducing
non‐radiative
recombination,
ion‐migration,
phase
segregation.
optimized
1.66
solar
cells
achieved
state‐of‐art
1.3
(0.36
deficit),
delivered
a
stabilized
conversion
efficiency
24.3%,
along
good
device
stability
(20%
degradation
(T
80
after
over
994
h
1
sun
at
≈65°C).
When
integrated
flat
front
side
cell,
two‐terminal
(30%
efficient)
obtained
1.97
,
T
90
operational
lifetime
more
than
600
room
temperature.
RSC Advances,
Journal Year:
2025,
Volume and Issue:
15(10), P. 7342 - 7353
Published: Jan. 1, 2025
This
study
presents
a
high-efficiency
perovskite
solar
cell
structure,
incorporating
Cs0.05(FA0.77MA0.23)0.95Pb(I0.77Br0.23)3
as
absorber,
PCBM
the
electron
transport
layer
(ETL),
and
CuSbS2
hole
(HTL).
First-principles
calculations
were
conducted
to
explore
electronic
optical
properties
of
these
materials,
revealing
high
absorption
coefficient
approximately
105
cm-1,
making
an
excellent
absorber.
The
SCAPS-1D
simulation
tool
was
employed
evaluate
photovoltaic
performance
ITO/PCBM/mixed
perovskite/CuSbS2/Ag
device.
Various
factors
such
different
HTLs
ETLs,
absorber
thickness,
ETL
HTL
defect
concentration,
temperature,
resistance
analyzed
optimize
device
performance.
results
demonstrate
that
optimized
configuration
achieves
outstanding
power
conversion
efficiency
28.01%,
with
open-circuit
voltage
1.12
V,
short-circuit
current
density
29.84
mA
cm-2,
fill
factor
83.78%.
Notably,
found
thickness
variations
have
more
dominant
impact
on
than
emphasizing
importance
engineering.
findings
offer
promising
pathway
for
further
research
material
optimization,
stability
enhancement,
large-scale
fabrication,
paving
way
next
generation
technologies.
ACS Nano,
Journal Year:
2024,
Volume and Issue:
18(36), P. 24819 - 24828
Published: Aug. 23, 2024
Semiconducting
transition
metal
dichalcogenides
(TMDs)
are
promising
for
high-specific-power
photovoltaics
due
to
their
desirable
band
gaps,
high
absorption
coefficients,
and
ideally
dangling-bond-free
surfaces.
Despite
potential,
the
majority
of
TMD
solar
cells
date
fabricated
in
a
nonscalable
fashion,
with
exfoliated
materials,
lack
high-quality,
large-area,
multilayer
TMDs.
Here,
we
present
scalable,
thickness-tunable
synthesis
WSe2
films
by
selenizing
prepatterned
tungsten
either
solid-source
selenium
at
900
°C
or
H2Se
precursors
650
°C.
Both
methods
yield
photovoltaic-grade,
wafer-scale
layered
van
der
Waals
structure
superior
characteristics,
including
charge
carrier
lifetimes
up
144
ns,
over
14×
higher
than
those
any
other
large-area
previously
demonstrated.
Simulations
show
that
such
correspond
∼22%
power
conversion
efficiency
∼64
W
g–1
specific
packaged
cell,
∼3
fully
module.
The
results
this
study
could
facilitate
mass
production
high-efficiency
low
cost.
Management of Environmental Quality An International Journal,
Journal Year:
2025,
Volume and Issue:
unknown
Published: April 14, 2025
Purpose
This
article
provides
a
comprehensive
sustainability
assessment
and
impact
analysis
of
introducing
perovskite
solar
cells
into
the
energy
sector
by
2050.
As
global
demand
rises
need
for
sustainable
solutions
becomes
more
pressing,
technology
emerges
as
promising
alternative
due
to
its
high
efficiency
lower
production
costs.
Design/methodology/approach
Using
mathematical
model
developed
in
Octave,
this
study
conducts
an
in-depth
evaluation
environmental,
economic
social
dimensions
cell
adoption.
It
examines
both
potential
benefits
challenges
associated
with
large-scale
implementation,
focusing
on
lifecycle
impacts
regulatory
frameworks
required
integration.
Findings
The
results
reveal
significant
opportunities
improve
access
reduce
carbon
emissions
cells.
However,
careful
management
strong
policy
support
are
essential
fully
leverage
their
potential.
Additionally,
underscores
how
innovation
manufacturing
processes
can
further
environmental
footprint
Projections
2050
suggest
that
incorporating
could
play
major
role
meeting
renewable
targets
enhancing
security.
Originality/value
research
emphasizes
interdisciplinary
collaboration
active
stakeholder
engagement
unlock
transformative
market.
By
offering
deep
insights
innovative
technologies
advancing
sustainability,
valuable
guidance
building
resilient
secure
future
Materials for Renewable and Sustainable Energy,
Journal Year:
2025,
Volume and Issue:
14(1)
Published: Feb. 4, 2025
Abstract
In
the
pursuit
of
higher
conversion
efficiency,
PV
industry
has
turned
its
focus
towards
perovskite-silicon
tandem
solar
cells,
which
currently
represent
peak
innovation.
To
surpass
efficiency
limits
traditional
single-junction
researchers
are
exploring
potential
these
cells
by
integrating
merits
perovskite
and
silicon.
However,
brings
different
challenges,
such
as
deposition
methods
material
misalignments.
Thus,
in
this
work,
we
using
advanced
simulation
techniques,
including
Silvaco
ATLAS’s
Victory
Process
Device
Simulator
to
imitate
actual
manufacturing
processes.
Primarily
research
work
focuses
on
three
scenarios:
shunting,
planarization
conformal
emulate
experimental
conditions.
The
obtained
results
show
effectiveness
process
simulations
accurately
predicting
improving
performance
cell.
Two
designed
showed
a
27.51%
29.08%
respectively.
This
highlights
importance
tools
for
further
development
cell
technology.
Detailed
device
reported
may
pave
way
fabrication
optimised
perovskite/silicon
