Advanced Energy Materials,
Год журнала:
2023,
Номер
13(12)
Опубликована: Фев. 12, 2023
Abstract
Perovskite
solar
cells
(PSCs)
have
attracted
a
great
deal
of
attention
from
the
photovoltaic
(PV)
community
because
their
remarkable
performance,
low
production
cost,
and
high
potential
to
be
integrated
into
other
optoelectronic
applications.
Despite
promise,
challenges
associated
with
operational
stability
drawn
increasing
over
past
decade.
Owing
unique
structure
fascinating
properties
such
as
charge
mobility,
excellent
conductivity,
tunable
bandgap,
good
optical
transparency,
optimal
surface
functionalization,
nanostructured
materials,
in
particular
monoelemental
2D
recently
been
demonstrated
play
versatile
functions
suppressing
degradation
PSCs
enhancing
PV
performance
devices.
In
this
review,
recent
advances
perovskite
employing
materials
are
presented.
A
brief
overview
light
absorbers
based
devices
is
first
introduced,
followed
by
critical
discussions
on
use
various
elemental
including
graphene,
phosphorene,
antimonene,
borophene,
bismuthene,
derivatives
for
different
components
cells.
Finally,
cutting‐edge
research
area
highlighted,
authors
express
own
perspectives
addressing
these
key
issues.
NPG Asia Materials,
Год журнала:
2023,
Номер
15(1)
Опубликована: Май 5, 2023
Abstract
Perovskite
solar
cells
(PSCs)
have
attracted
much
attention
due
to
their
low-cost
fabrication
and
high
power
conversion
efficiency
(PCE).
However,
the
long-term
stability
issues
of
PSCs
remain
a
significant
bottleneck
impeding
commercialization.
Inverted
with
p-i-n
architecture
are
being
actively
researched
concurrent
good
decent
efficiency.
In
particular,
PCE
inverted
has
improved
significantly
in
recent
years
is
now
almost
approaching
that
n-i-p
PSCs.
This
review
summarizes
progress
development
high-efficiency
PSCs,
including
perovskite
compositions,
methods,
counter
electrode
materials
(CEMs).
Notably,
we
highlight
charge
transport
(CTMs)
effects
defect
passivation
strategies
on
performance
Finally,
discuss
remaining
perspectives
Advanced Materials,
Год журнала:
2022,
Номер
34(50)
Опубликована: Сен. 14, 2022
Exceptional
power
conversion
efficiency
(PCE)
of
25.7%
in
perovskite
solar
cells
(PSCs)
has
been
achieved,
which
is
comparable
with
their
traditional
rivals
(Si-based
cells).
However,
commercialization-worthy
and
long-term
stability
remain
a
challenge.
In
this
regard,
there
are
increasing
studies
focusing
on
the
interface
engineering
PSC
devices
to
overcome
poor
technical
readiness.
Herein,
roles
electrode
materials
interfaces
PSCs
discussed
terms
PCEs
stability.
All
current
knowledge
factors
responsible
for
rapid
intrinsic
external
degradation
presented.
Then,
carbonaceous
as
substitutes
noble
metals
focused
on,
along
recent
research
progress
carbon-based
PSCs.
Furthermore,
sub-category
PSCs,
that
is,
flexible
considered
type
exceptional
source
due
high
power-to-weight
ratios
figures
merit
next-generation
wearable
electronics.
Last,
future
perspectives
directions
discussed,
an
emphasis
commercialization.
Advanced Energy Materials,
Год журнала:
2023,
Номер
13(8)
Опубликована: Янв. 8, 2023
Abstract
Hydrogen,
produced
through
a
zero‐pollution,
sustainable,
low‐cost,
and
high‐efficiency
process,
is
regarded
as
the
“ultimate
energy”
of
21st
century.
Solar
water‐splitting
techniques
have
immense
potential
to
make
idea
reality.
Two
promising
approaches,
photovoltaic‐electrolysis
(PV‐EC)
photoelectrochemistry
(PEC),
demonstrated
solar‐to‐hydrogen
conversion
efficiency
over
10%,
which
minimum
required
for
competitively
priced,
large‐scale
systems.
Extensive
studies
PV‐EC
PEC
devices
reported
within
past
five
decades
show
increasing
design
complexity.
To
accurately
describe
gap
between
laboratory
research
practical
application,
basic
principles
concepts
are
elaborated
clarified.
The
history
these
developments
systematically
summarized,
comprehensive
techno‐economic
analysis
solar
hydrogen
production
10
000
kg
H
2
day
−1
performed.
shows
that
no
system
currently
competitive
with
methods
based
on
fossil
fuels,
but
development
electrolyzers
cost‐competitive
components
(especially
cation/anion
exchange
membranes)
can
accelerate
progress.
Advanced Materials,
Год журнала:
2023,
Номер
35(52)
Опубликована: Апрель 17, 2023
Abstract
In
recent
years,
organic‐inorganic
halide
perovskites
are
now
emerging
as
the
most
attractive
alternatives
for
next‐generation
photovoltaic
devices,
due
to
their
excellent
optoelectronic
characteristics
and
low
manufacturing
cost.
However,
resultant
perovskite
solar
cells
(PVSCs)
intrinsically
unstable
owing
ion
migration,
which
severely
impedes
performance
enhancement,
even
with
device
encapsulation.
There
is
no
doubt
that
investigation
of
migration
summarization
advances
in
inhibition
strategies
necessary
develop
“state‐of‐the‐art”
PVSCs
high
intrinsic
stability
accelerated
commercialization.
This
review
systematically
elaborates
on
generation
fundamental
mechanisms
PVSCs,
impact
hysteresis,
phase
segregation,
operational
stability,
characterizations
PVSCs.
Then,
many
related
works
inhibiting
toward
highly
efficient
stable
summarized.
Finally,
perspectives
current
obstacles
prospective
boost
meet
all
requirements
commercialization
success
Advanced Materials,
Год журнала:
2023,
Номер
35(16)
Опубликована: Фев. 15, 2023
Perovskite
photovoltaics
have
shown
great
promise
in
device
efficiency
but
also
the
of
scalability
through
solution-processed
manufacture.
Efforts
to
scale
perovskites
been
taken
printable
mesoporous
scaffolds
and
slot
die
coating
flexible
substrates
roll-to-roll
(R2R).
However,
date
there
has
no
demonstration
entirely
R2R-coated
devices
due
lack
a
compatible
solution-processable
back
electrode;
instead,
high-value
evaporated
metal
contacts
are
employed
as
post
process.
Here,
this
study,
combination
low-temperature
structure
R2R-compatible
solution
formulations
is
make
fully
R2R
architecture
overcoming
interlayer
incompatibilities
recombination
losses.
Therefore,
n-i-p
SnO2
/perovskite/poly(3,4-ethylenedioxythiophene)/carbon
form
an
ohmic
contact
between
p-type
semiconductor
carbon
electrode.
In
particular,
results
show
that
small-scale
efficiencies
13-14%
achieved,
matching
performance
gold
electrodes.
Also,
perovskite
prototype
represents
game
changer,
reaching
over
10%
(10.8)
stabilized
power
conversion
with
unencapsulated
long-term
stability
retaining
84%
its
original
1000
h
under
70%
RH
25
°C.
Advanced Materials,
Год журнала:
2023,
Номер
36(1)
Опубликована: Ноя. 15, 2023
Abstract
Synergistic
morphology
and
defects
management
at
the
buried
perovskite
interface
are
challenging
but
crucial
for
further
improvement
of
inverted
solar
cells
(PerSCs).
Herein,
an
amphoteric
organic
salt,
2‐(4‐fluorophenyl)ethylammonium‐4‐methyl
benzenesulfonate
(4FPEAPSA),
is
designed
to
optimize
film
energy
level
alignment
interface.
4FPEAPSA
treatment
promotes
growth
a
void‐free,
coarse‐grained,
hydrophobic
by
inducing
crystal
orientation.
Besides,
dual‐functional
can
chemically
interact
with
film,
passivate
iodine
formamidine
vacancies,
tending
revert
fermi
its
defect‐free
state.
Meanwhile,
formation
p‐type
doping
facilitate
interfacial
charge
extraction
transport
PerSCs
reduced
carrier
recombination
loss.
Consequently,
improves
efficiency
devices
25.03%
better
storage,
heat,
humidity
stability.
This
work
contributes
strengthening
systematic
understanding
interface,
providing
synergetic
approach
realize
precise
control,
effective
defect
suppression,
efficient
PerSCs.
Nano-Micro Letters,
Год журнала:
2023,
Номер
15(1)
Опубликована: Июль 7, 2023
Abstract
Design
and
modification
of
interfaces
have
been
the
main
strategies
in
developing
perovskite
solar
cells
(PSCs).
Among
interfacial
treatments,
dipole
molecules
emerged
as
a
practical
approach
to
improve
efficiency
stability
PSCs
due
their
unique
versatile
abilities
control
properties.
Despite
extensive
applications
conventional
semiconductors,
working
principles
design
dipoles
performance/stability
enhancement
are
lacking
an
insightful
elucidation.
In
this
review,
we
first
discuss
fundamental
properties
electric
specific
roles
PSCs.
Then
systematically
summarize
recent
progress
materials
several
key
achieve
efficient
stable
addition
such
discussions,
also
dive
into
reliable
analytical
techniques
support
characterization
Finally,
highlight
future
directions
potential
avenues
for
research
development
dipolar
through
tailored
molecular
designs.
Our
review
sheds
light
on
importance
continued
efforts
exciting
emerging
field,
which
holds
great
high-performance
commercially
demanded.
Nature Communications,
Год журнала:
2024,
Номер
15(1)
Опубликована: Сен. 1, 2024
Self-assembled
monolayers
(SAMs)
have
become
pivotal
in
achieving
high-performance
perovskite
solar
cells
(PSCs)
and
organic
(OSCs)
by
significantly
minimizing
interfacial
energy
losses.
In
this
study,
we
propose
a
co-adsorb
(CA)
strategy
employing
novel
small
molecule,
2-chloro-5-(trifluoromethyl)isonicotinic
acid
(PyCA-3F),
introducing
at
the
buried
interface
between
2PACz
perovskite/organic
layers.
This
approach
effectively
diminishes
2PACz's
aggregation,
enhancing
surface
smoothness
increasing
work
function
for
modified
SAM
layer,
thereby
providing
flattened
with
favorable
heterointerface
perovskite.
The
resultant
improvements
crystallinity,
minimized
trap
states,
augmented
hole
extraction
transfer
capabilities
propelled
power
conversion
efficiencies
(PCEs)
beyond
25%
PSCs
p-i-n
structure
(certified
24.68%).
OSCs
CA
achieve
remarkable
PCEs
of
19.51%
based
on
PM1:PTQ10:m-BTP-PhC6
photoactive
system.
Notably,
universal
also
been
achieved
other
two
popular
OSC
systems.
After
1000-hour
maximal
point
tracking,
encapsulated
retain
approximately
90%
80%
their
initial
PCEs,
respectively.
introduces
facile,
rational,
effective
method
to
enhance
performance
SAMs,
realizing
efficiency
breakthroughs
both
device
structure,
along
improved
operational
stability.
are
essential
high
Here,
authors
develop
molecule
provide
heterointerface,
devices.
Advanced Energy Materials,
Год журнала:
2023,
Номер
13(44)
Опубликована: Окт. 8, 2023
Abstract
Despite
remarkable
progress
in
perovskite
solar
cells
(PSCs),
the
unsatisfying
stability
strongly
interrelated
with
defect
density
remains
main
obstacle
for
commercialization.
Herein,
a
synergetic
passivation
method
is
judiciously
designed
that
consists
of
precursor
engineering
strategy
based
on
an
ionic
liquid
1‐butylsulfonate‐3‐methylimidazolium
dihydrogen
phosphate
(BMDP),
and
two‐stage
annealing
(TSA)
treatment
to
sufficiently
passivate
defects
enhance
performance
further.
It
found
multifunctional
groups
from
BMDP
have
strong
chemical
interactions
form
chelated
complexes
components
thus
effectively
passivating
intrinsic
defects.
Synergized
by
sequential
TSA
treatment,
formed
hydrophobic
can
be
precisely
controlled
filling
along
grain
boundaries
(GBs)
surfaces,
leading
wrapping
grains
significant
GBs.
Consequently,
both
deep‐
shallow‐level
bulk,
at
GBs
surface
are
passivated,
resulting
champion
efficiency
24.20%.
Impressively,
resultant
unencapsulated
films
corresponding
devices
exhibit
admirable
maintaining
83.9%
initial
composition
4000
h
aging
moist
air,
81.7%
original
structure
after
continuous
heating
1600
h,
97%
power
conversion
1000
under
illumination.
This
work
provides
efficient
toward
improved
PSCs.