Advanced Materials,
Год журнала:
2023,
Номер
35(49)
Опубликована: Авг. 7, 2023
Perovskite/organic
tandem
solar
cells
(POTSCs)
are
gaining
attention
due
to
their
easy
fabrication,
potential
surpass
the
S-Q
limit,
and
superior
flexibility.
However,
low
power
conversion
efficiencies
(PCEs)
of
wide
bandgap
(Eg)
perovskite
(PVSCs)
have
hindered
development.
This
work
presents
a
novel
effective
mixed-cation
passivation
strategy
(CE)
passivate
various
types
traps
in
wide-Eg
perovskite.
The
complementary
effect
4-trifluoro
phenethylammonium
(CF3
-PEA+
,
denoted
as
CA+
)
ethylenediammonium
(EDA2+
EA2+
reduces
both
electron/hole
defect
densities
non-radiative
recombination
rate,
resulting
record
open-circuit
voltage
(Voc
PVSCs
(1.35
V)
high
fill
factor
(FF)
83.29%.
These
improvements
lead
PCE
24.47%
when
applied
fabricated
POTSCs,
highest
date.
Furthermore,
unencapsulated
POTSCs
exhibit
excellent
photo
thermal
stability,
retaining
over
90%
initial
after
maximum
point
(MPP)
tracking
or
exposure
60
°C
for
500
h.
findings
imply
that
synergic
surface
passivators
is
promising
achieve
high-efficiency
stable
corresponding
POTSCs.
Advanced Materials,
Год журнала:
2024,
Номер
36(37)
Опубликована: Март 1, 2024
Abstract
Perovskite
solar
cells
(PSCs)
have
attracted
widespread
research
and
commercialization
attention
because
of
their
high
power
conversion
efficiency
(PCE)
low
fabrication
cost.
The
long‐term
stability
PSCs
should
satisfy
industrial
requirements
for
photovoltaic
devices.
Inverted
with
a
p‐i‐n
architecture
exhibit
considerable
advantages
excellent
competitive
efficiency.
continuously
broken‐through
PCE
inverted
shows
huge
application
potential.
This
review
summarizes
the
developments
outlines
characteristics
including
charge
transport
layers
(CTLs),
perovskite
compositions,
interfacial
regulation
strategies.
latest
effective
CTLs,
modification,
promotion
strategies
especially
under
light,
thermal,
bias
conditions
are
emphatically
analyzed.
Furthermore,
applications
structure
in
high‐efficiency
stable
tandem,
flexible
devices,
modules
main
obstacles
systematically
introduced.
Finally,
remaining
challenges
faced
by
devices
discussed,
several
directions
advancing
proposed
according
to
development
status
industrialization
requirements.
Advanced Energy Materials,
Год журнала:
2024,
Номер
14(35)
Опубликована: Июнь 27, 2024
Abstract
Inverted
perovskite
solar
cells
(PSCs)
have
attracted
considerable
attention
due
to
their
distinct
advantages,
including
minimal
hysteresis,
cost‐effectiveness,
and
suitability
for
tandem
applications.
Nevertheless,
the
solution
processing
low
formation
energy
of
perovskites
inevitably
lead
numerous
defects
formed
at
both
bulk
interfaces
layer.
These
can
act
as
non‐radiative
recombination
centers,
significantly
impeding
carrier
transport
posing
a
substantial
obstacle
stability
further
enhancing
power
conversion
efficiency
(PCE).
This
review
delves
into
detailed
discussion
nature
origin
characterization
techniques
employed
defect
identification.
Furthermore,
it
systematically
summarizes
methods
detection
approaches
passivating
interface
within
film
in
inverted
PSCs.
Finally,
this
offers
perspective
on
employing
upscaling
passivation
engineering
modules.
It
is
hoped
provides
insights
PSCs
Advanced Functional Materials,
Год журнала:
2024,
Номер
34(25)
Опубликована: Фев. 7, 2024
Abstract
Inverted
perovskite
solar
cells
(IPSCs)
have
attracted
unprecedented
attention
due
to
their
negligible
hysteresis,
long‐term
operational
stability,
low
temperature,
and
cost‐effective
fabrication
process,
as
well
wide
applications.
The
power
conversion
efficiency
(PCE)
of
IPSCs
has
skyrocketed
from
3.9%
in
2013
certified
26.1%
2023,
which
is
over
the
25.8%
regular
counterpart,
benefiting
emergence
a
great
number
organic
hole‐transporting
materials
(HTM).
This
review
provides
an
overview
recent
development
stability
IPSCs,
including
small
molecules
conjugated
conductive
polymers.
effective
strategies
for
charge‐transport
layer
films
are
also
discussed.
Finally,
prospective
further
outlined,
developing
novel
fabricating
techniques
meet
requirements
commercial
application.
Advanced Materials,
Год журнала:
2024,
Номер
36(24)
Опубликована: Март 8, 2024
Crystallization
orientation
plays
a
crucial
role
in
determining
the
performance
and
stability
of
perovskite
solar
cells
(PVSCs),
whereas
effective
strategies
for
realizing
oriented
crystallization
is
still
lacking.
Herein,
facile
efficient
top-down
strategy
reported
to
manipulate
via
treating
wet
film
with
propylamine
chloride
(PACl)
before
annealing.
The
PA
Materials Futures,
Год журнала:
2024,
Номер
3(2), С. 022102 - 022102
Опубликована: Апрель 24, 2024
Abstract
Perovskite
(PVK)
solar
cells
(PSCs)
have
garnered
considerable
research
interest
owing
to
their
cost-effectiveness
and
high
efficiency.
A
systematic
annual
review
of
the
on
PSCs
is
essential
for
gaining
a
comprehensive
understanding
current
trends.
Herein,
analysis
papers
reporting
key
findings
in
2023
was
conducted.
Based
results,
were
categorized
into
six
classifications,
including
regular
n–i–p
PSCs,
inverted
p–i–n
PVK-based
tandem
cells,
PVK
modules,
device
stability,
lead
toxicity
green
solvents.
Subsequently,
detailed
overview
summary
advancements
within
each
classification
presented.
Overall,
this
serves
as
valuable
resource
guiding
future
endeavors
field
PSCs.
ACS Energy Letters,
Год журнала:
2024,
Номер
9(5), С. 2428 - 2435
Опубликована: Апрель 28, 2024
Although
perovskite
solar
cells
(PSCs)
have
demonstrated
power
conversion
efficiency
(PCE)
as
high
26%,
instability
caused
by
the
heterointerfaces
has
been
an
issue.
Since
thermal
expansion
coefficient
of
is
higher
than
that
SnO2,
in-plane
tensile
strain
formed
at
perovskite/SnO2
interface
one
causes
PSCs.
We
report
here
effective
methodology
to
regulate
via
surface
modification
SnO2
layer
with
a
bifunctional
molecule
phosphorylethanolamine
(PEA)
bearing
phosphate
and
amine
groups
linked
alkyl
chain.
The
grazing
incidence
X-ray
diffraction
data
showed
observed
upon
deposition
film
on
bare
was
substantially
released
modifying
PEA.
strain-less
resulted
in
increase
PCE
from
22.87%
24.35%.
Moreover,
unencapsulated
device
stability
better
for
PEA-modified
unmodified
one:
93%
initial
after
1700
h
versus
66%
PCE.
Light-soaking
superior
SnO2.
