Nature Nanotechnology,
Год журнала:
2022,
Номер
17(11), С. 1214 - 1221
Опубликована: Окт. 24, 2022
Perovskite-silicon
tandem
solar
cells
offer
the
possibility
of
overcoming
power
conversion
efficiency
limit
conventional
silicon
cells.
Various
textured
devices
have
been
presented
aiming
at
improved
optical
performance,
but
optimizing
film
growth
on
surface-textured
wafers
remains
challenging.
Here
we
present
perovskite-silicon
with
periodic
nanotextures
that
various
advantages
without
compromising
material
quality
solution-processed
perovskite
layers.
We
show
a
reduction
in
reflection
losses
comparison
to
planar
tandems,
new
being
less
sensitive
deviations
from
optimum
layer
thicknesses.
The
also
enable
greatly
increased
fabrication
yield
50%
95%.
Moreover,
open-circuit
voltage
is
by
15
mV
due
enhanced
optoelectronic
properties
top
cell.
Our
optically
advanced
rear
reflector
dielectric
buffer
results
reduced
parasitic
absorption
near-infrared
wavelengths.
As
result,
demonstrate
certified
29.80%.
Chemical Reviews,
Год журнала:
2020,
Номер
120(15), С. 7867 - 7918
Опубликована: Июль 28, 2020
With
rapid
progress
in
a
power
conversion
efficiency
(PCE)
to
reach
25%,
metal
halide
perovskite-based
solar
cells
became
game-changer
photovoltaic
performance
race.
Triggered
by
the
development
of
solid-state
perovskite
cell
2012,
intense
follow-up
research
works
on
structure
design,
materials
chemistry,
process
engineering,
and
device
physics
have
contributed
revolutionary
evolution
be
strong
candidate
for
next-generation
energy
harvester.
The
high
combination
with
low
cost
processes
are
selling
points
this
over
commercial
silicon
or
other
organic
inorganic
cells.
characteristic
features
may
enable
further
advancement
PCE
beyond
those
afforded
cells,
toward
Shockley-Queisser
limit.
This
review
summarizes
fundamentals
behind
optoelectronic
properties
materials,
as
well
important
approaches
fabricating
high-efficiency
Furthermore,
possible
strategies
enhancing
limit
discussed.
Science,
Год журнала:
2020,
Номер
370(6522), С. 1300 - 1309
Опубликована: Дек. 10, 2020
Tandem
solar
cells
that
pair
silicon
with
a
metal
halide
perovskite
are
promising
option
for
surpassing
the
single-cell
efficiency
limit.
We
report
monolithic
perovskite/silicon
tandem
certified
power
conversion
of
29.15%.
The
absorber,
bandgap
1.68
electron
volts,
remained
phase-stable
under
illumination
through
combination
fast
hole
extraction
and
minimized
nonradiative
recombination
at
hole-selective
interface.
These
features
were
made
possible
by
self-assembled,
methyl-substituted
carbazole
monolayer
as
layer
in
cell.
accelerated
was
linked
to
low
ideality
factor
1.26
single-junction
fill
factors
up
84%,
while
enabling
open-circuit
voltage
high
1.92
volts.
In
air,
without
encapsulation,
retained
95%
its
initial
after
300
hours
operation.
Science,
Год журнала:
2022,
Номер
375(6578), С. 302 - 306
Опубликована: Янв. 20, 2022
Improvements
to
perovskite
solar
cells
(PSCs)
have
focused
on
increasing
their
power
conversion
efficiency
(PCE)
and
operational
stability
maintaining
high
performance
upon
scale-up
module
sizes.
We
report
that
replacing
the
commonly
used
mesoporous–titanium
dioxide
electron
transport
layer
(ETL)
with
a
thin
of
polyacrylic
acid–stabilized
tin(IV)
oxide
quantum
dots
(paa-QD-SnO
2
)
compact–titanium
enhanced
light
capture
largely
suppressed
nonradiative
recombination
at
ETL–perovskite
interface.
The
use
paa-QD-SnO
as
electron-selective
contact
enabled
PSCs
(0.08
square
centimeters)
PCE
25.7%
(certified
25.4%)
facilitated
larger
areas.
PCEs
23.3,
21.7,
20.6%
were
achieved
for
active
areas
1,
20,
64
centimeters,
respectively.
Nano-Micro Letters,
Год журнала:
2021,
Номер
13(1)
Опубликована: Июль 7, 2021
Abstract
Perovskite
solar
cells
(PSCs)
emerging
as
a
promising
photovoltaic
technology
with
high
efficiency
and
low
manufacturing
cost
have
attracted
the
attention
from
all
over
world.
Both
stability
of
PSCs
increased
steadily
in
recent
years,
research
on
reducing
lead
leakage
developing
eco-friendly
lead-free
perovskites
pushes
forward
commercialization
step
by
step.
This
review
summarizes
main
progress
2020
2021
aspects
efficiency,
stability,
perovskite-based
tandem
devices,
PSCs.
Moreover,
brief
discussion
development
PSC
modules
its
challenges
toward
practical
application
is
provided.
Chemical Reviews,
Год журнала:
2020,
Номер
120(18), С. 9835 - 9950
Опубликована: Авг. 7, 2020
Multi-junction
(tandem)
solar
cells
(TSCs)
consisting
of
multiple
light
absorbers
with
considerably
different
band
gaps
show
great
potential
in
breaking
the
Shockley-Queisser
(S-Q)
efficiency
limit
a
single
junction
cell
by
absorbing
broader
range
wavelengths.
Perovskite
(PSCs)
are
ideal
candidates
for
TSCs
due
to
their
tunable
gaps,
high
PCE
up
25.2%,
and
easy
fabrication.
PSCs
PCEs
typically
fabricated
via
low
temperature
solution
method,
which
combine
many
other
types
like
silicon
(Si),
copper
indium
gallium
selenide
(CIGS),
narrow
gap
PSCs,
dye-sensitized,
organic,
quantum
dot
cells.
As
matter
fact,
perovskite
have
stimulated
enormous
scientific
industrial
interest
since
first
development
2014.
Significant
progress
has
been
made
on
both
research
laboratories
companies.
This
review
will
rationalize
recent
exciting
advancement
TSCs.
We
begin
introduction
historical
context,
followed
summary
state-of-the-art
various
device
architectures.
then
discuss
strategies
improving
TSCs,
including
but
not
limited
design
considerations
transparency
metal
electrodes,
protective
layers,
recombination
layers
(RLs)/tunnel
junctions
(TJs),
particular
focus
tuning
thickness
adjustment
active
layers.
subsequently
introduce
measurement
techniques
characterization
also
cover
core
issues
related
large-scale
applications
commercialization.
Finally,
we
offer
our
perspectives
future
emerging
photovoltaic
technologies
as
performance
enhancement
cost
reduction
central
almost
any
type
applied
Science,
Год журнала:
2022,
Номер
375(6576), С. 71 - 76
Опубликована: Янв. 6, 2022
The
performance
of
three-dimensional
(3D)
organic-inorganic
halide
perovskite
solar
cells
(PSCs)
can
be
enhanced
through
surface
treatment
with
2D
layered
perovskites
that
have
efficient
charge
transport.
We
maximized
hole
transport
across
the
layers
a
metastable
Dion-Jacobson
(DJ)
tuned
orientational
arrangements
asymmetric
bulky
organic
molecules.
reduced
energy
barrier
for
increased
out-of-plane
rates
by
factor
4
to
5,
and
power
conversion
efficiency
(PCE)
PSC
was
4.9%.
With
DJ
layer,
PCE
three
common
3D
PSCs
approximately
12
16%
could
reach
24.7%.
For
triple-cation–mixed-halide
PSC,
90%
initial
retained
after
1000
hours
1-sun
operation
at
~40°C
in
nitrogen.
Advanced Materials,
Год журнала:
2021,
Номер
34(8)
Опубликована: Дек. 4, 2021
Interfacial
modification,
which
serves
multiple
roles,
is
vital
for
the
fabrication
of
efficient
and
stable
perovskite
solar
cells.
Here,
a
multifunctional
interfacial
material,
biguanide
hydrochloride
(BGCl),
introduced
between
tin
oxide
(SnO2
)
to
enhance
electron
extraction,
as
well
crystal
growth
perovskite.
The
BGCl
can
chemically
link
SnO2
through
Lewis
coordination/electrostatic
coupling
help
anchor
PbI2
.
Better
energetic
alignment,
reduced
defects,
homogeneous
crystallites
are
achieved,
yielding
an
impressive
certified
power
conversion
efficiency
(PCE)
24.4%,
with
open-circuit
voltage
1.19
V
drastically
improved
fill
factor
82.4%.
More
importantly,
unencapsulated
device
maintains
95%
its
initial
PCE
after
aging
over
500
h
at
20
°C
30%
relative
humidity
in
ambient
conditions.
These
results
suggest
that
incorporation
promising
strategy
modify
interface
control
crystallization
perovskite,
toward
attainment
highly
cells
other
perovskite-based
electronics.
