Advanced Materials,
Journal Year:
2023,
Volume and Issue:
35(28)
Published: April 6, 2023
The
defects
located
at
the
interfaces
and
grain
boundaries
(GBs)
of
perovskite
films
are
detrimental
to
photovoltaic
performance
stability
solar
cells.
Manipulating
crystallization
process
tailoring
with
molecular
passivators
main
effective
strategies
mitigate
loss
instability.
Herein,
a
new
strategy
is
reported
manipulate
FAPbI3
-rich
by
incorporating
small
amount
alkali-functionalized
polymers
into
antisolvent
solution.
synergic
effects
alkali
cations
poly(acrylic
acid)
anion
effectively
passivate
on
surface
GBs
films.
As
result,
rubidium
(Rb)-functionalized
significantly
improves
power
conversion
efficiency
cells
approaching
25%
reduces
risk
lead
ion
(Pb2+
)
leakage
continuously
via
strong
interaction
between
CO
bonds
Pb2+
.
In
addition,
unencapsulated
device
shows
enhanced
operational
stability,
retaining
80%
its
initial
after
500
h
operation
maximum
point
under
one-sun
illumination.
Advanced Functional Materials,
Journal Year:
2023,
Volume and Issue:
33(17)
Published: Feb. 23, 2023
Abstract
Four
X‐shaped
quinoxaline‐based
organic
dyes,
PQx
(1),
TQx,
(2),
PQxD
(3),
and
TQxD
(4)
(D
=
dye
sensitizers)
are
developed
served
as
p
‐type
self‐assemble
monolayer
(SAM)
for
tin
perovskite
solar
cells
(TPSC).
Thermal,
optical,
electrochemical
properties
of
these
SAMs
thoroughly
investigated
characterized.
Tin
layers
successfully
deposited
on
four
SAM
surfaces
according
to
a
two‐step
approach
the
devices
exhibit
power
conversion
efficiency
in
order
(8.3%)
>
TQx
(8.0%)
(7.1%)
(6.1%).
With
thiophene
π‐extended
conjugation
unit
structure,
exhibits
highest
hole
extraction
rates,
greatest
mobilities,
slowest
charge
recombination
achieve
great
device
performance
8.3%,
which
is
current
best
result
SAM‐based
TPSC
ever
reported.
Furthermore,
all
except
shows
enduring
stability
retaining
≈90%
their
original
values
shelf
storage
over
1600
h.
Angewandte Chemie International Edition,
Journal Year:
2024,
Volume and Issue:
63(18)
Published: March 4, 2024
Abstract
CsPbI
3
perovskite
receives
tremendous
attention
for
photovoltaic
applications
due
to
its
ideal
band
gap
and
good
thermal
stability.
However,
solar
cells
(PSCs)
significantly
suffer
from
photovoltage
deficits
because
of
serious
interfacial
energy
losses
within
the
PSCs,
which
a
large
extent
affects
performance
PSCs.
Herein,
dipolar
chemical
bridge
(DCB)
is
constructed
between
TiO
2
layers
lower
thus
improve
charge
extraction
The
results
reveal
that
DCB
could
form
beneficial
dipole
layers,
optimize
energetics
perovskite/TiO
level
alignment
Meanwhile,
also
simultaneously
passivate
surface
defects
greatly
lowering
recombination.
Consequently,
deficit
PSCs
largely
reduced,
leading
record
efficiency
21.86
%
being
realized.
operation
stability
improved
high‐quality
films
with
released
tensile
strain
obtained
after
forming
Small,
Journal Year:
2023,
Volume and Issue:
19(38)
Published: May 17, 2023
Abstract
Photocatalytic
CO
2
reduction
to
valuable
fuels
is
a
promising
way
alleviate
anthropogenic
emissions
and
energy
crises.
Perovskite
oxides
have
attracted
widespread
attention
as
photocatalysts
for
by
virtue
of
their
high
catalytic
activity,
compositional
flexibility,
bandgap
adjustability,
good
stability.
In
this
review,
the
basic
theory
photocatalysis
mechanism
over
perovskite
oxide
are
first
introduced.
Then,
oxides'
structures,
properties,
preparations
presented.
detail,
research
progress
on
photocatalytic
discussed
from
five
aspects:
photocatalyst
in
its
own
right,
metal
cation
doping
at
A
B
sites
oxides,
anion
O
oxygen
vacancies,
loading
cocatalyst
constructing
heterojunction
with
other
semiconductors.
Finally,
development
prospects
put
forward.
This
article
should
serve
useful
guide
creating
oxide‐based
that
more
effective
reasonable.
Advanced Materials,
Journal Year:
2023,
Volume and Issue:
36(8)
Published: Nov. 8, 2023
Abstract
Wide‐bandgap
(WBG)
perovskite
solar
cells
hold
tremendous
potential
for
realizing
efficient
tandem
cells.
However,
nonradiative
recombination
and
carrier
transport
losses
occurring
at
the
perovskite/electron‐selective
contact
(e.g.
C
60
)
interface
present
significant
obstacles
in
approaching
their
theoretical
efficiency
limit.
To
address
this,
a
sequential
engineering
(SIE)
strategy
that
involves
deposition
of
ethylenediamine
diiodide
(EDAI
2
followed
by
4‐Fluoro‐Phenethylammonium
chloride
(4F‐PEACl)
is
implemented.
The
SIE
technique
synergistically
narrows
conduction
band
offset
reduces
velocity
perovskite/C
interface.
best‐performing
WBG
cell
(1.67
eV)
delivers
power
conversion
(PCE)
21.8%
an
impressive
open‐circuit
voltage
1.262
V.
Moreover,
through
integration
with
double‐textured
silicon
featuring
submicrometer
pyramid
structures,
stabilized
PCE
29.6%
attained
1
cm
monolithic
perovskite/silicon
(certified
29.0%).
Energy & Environmental Science,
Journal Year:
2023,
Volume and Issue:
16(6), P. 2646 - 2657
Published: Jan. 1, 2023
Perovskite
solar
cell
efficiency
and
stability
are
improved
by
π-conjugated
aromatic
additives
that
hydrophobic
or
hydrophilic
due
to
strong
binding
with
the
perovskite.
Advanced Energy Materials,
Journal Year:
2023,
Volume and Issue:
14(6)
Published: Dec. 21, 2023
Abstract
The
field
of
solar
systems
has
undergone
rapid
development
with
the
emergence
special
material,
perovskite.
Perovskite's
unique
mechanism,
defect
tolerance,
enabled
perovskite
cells
(PSCs)
to
achieve
high
power
conversion
efficiencies
(PCEs),
and
many
studies
on
this
subject
have
been
conducted.
“Defect
tolerance”
indicates
that
defects
in
are
primarily
generated
at
shallow‐energy
level
do
not
occur
through
nonradiative
recombination.
However,
also
well
formed
films
shallow
can
transform
into
deep
traps,
leading
long‐term
stability
issues.
Therefore,
controlling
is
essential
for
developing
PSCs
PCEs.
causes
diverse,
patterns
differ
considerably,
particularly
depending
location
PSCs.
In
review,
will
be
discussed
review
several
methods
passivating
them
different.
Chemical Reviews,
Journal Year:
2023,
Volume and Issue:
123(15), P. 9327 - 9355
Published: June 9, 2023
In
response
to
the
current
trend
of
miniaturization
electronic
devices
and
sensors,
complementary
coupling
high-efficiency
energy
conversion
low-loss
storage
technologies
has
given
rise
development
photocapacitors
(PCs),
which
combine
in
a
single
device.
Photovoltaic
systems
integrated
with
supercapacitors
offer
unique
light
capabilities,
resulting
improved
overall
efficiency
over
past
decade.
Consequently,
researchers
have
explored
wide
range
device
combinations,
materials,
characterization
techniques.
This
review
provides
comprehensive
overview
photocapacitors,
including
their
configurations,
operating
mechanisms,
manufacturing
techniques,
focus
on
emerging
applications
small
wireless
devices,
Internet
Things
(IoT),
Everything
(IoE).
Furthermore,
we
highlight
importance
cutting-edge
materials
such
as
metal–organic
frameworks
(MOFs)
organic
for
supercapacitors,
well
novel
photovoltaics,
advancing
PCs
carbon-free,
sustainable
society.
We
also
evaluate
potential
development,
prospects,
application
scenarios
this
area
research.
Advanced Materials,
Journal Year:
2024,
Volume and Issue:
36(16)
Published: Jan. 8, 2024
Wide-bandgap
metal
halide
perovskites
have
demonstrated
promise
in
multijunction
photovoltaic
(PV)
cells.
However,
photoinduced
phase
segregation
and
the
resultant
low
open-circuit
voltage
(V
