Advanced Energy Materials,
Год журнала:
2024,
Номер
14(44)
Опубликована: Авг. 20, 2024
Abstract
Perovskite/perovskite/silicon
triple‐junction
tandem
solar
cells
(TSCs)
hold
promise
for
high
power
conversion
efficiencies
(PCE).
However,
the
efficiency
is
still
relatively
low
due
to
non‐radiative
recombination
losses
in
wide‐bandgap
top
cells.
These
losses,
attributed
interface
defect
states
and
energy
level
mismatches,
present
considerable
challenges
realizing
high‐performance
stable
TSCs.
Here,
molecular
synergistic
effect
(MSE)
exploited
passivate
1.95
eV
Piperazine‐1‐carboxamide
hydrochloride
(PCACl)
combined,
which
possesses
strong
dipole
moments
passivating
functional
groups
that
can
bind
with
two
neighboring
uncoordinated
lead
ions
form
hydrogen
bonds
halide
atoms
at
perovskite
surface,
1,3‐propane‐diammonium
iodide,
reduce
through
field‐effect
passivation.
The
MSE
enabled
by
PCACl
PDAI
2
facilitates
excellent
alignment
reduces
light‐induced
phase
segregation.
Finally,
target
perovskite/perovskite/silicon
TSC
obtains
an
open‐circuit
voltage
of
3.07
V
a
champion
PCE
25.2%
(for
1.035
cm
aperture
area).
Light Science & Applications,
Год журнала:
2024,
Номер
13(1)
Опубликована: Сен. 3, 2024
Abstract
In
just
over
a
decade,
certified
single-junction
perovskite
solar
cells
(PSCs)
boast
an
impressive
power
conversion
efficiency
(PCE)
of
26.1%.
Such
outstanding
performance
makes
it
highly
viable
for
further
development.
Here,
we
have
meticulously
outlined
challenges
that
arose
during
the
industrialization
PSCs
and
proposed
their
corresponding
solutions
based
on
extensive
research.
We
discussed
main
in
this
field
including
technological
limitations,
multi-scenario
applications,
sustainable
development,
etc.
Mature
photovoltaic
provide
community
with
invaluable
insights
overcoming
industrialization.
upcoming
stages
advancement,
has
become
evident
addressing
concerning
long-term
stability
sustainability
is
paramount.
manner,
can
facilitate
more
effective
integration
into
our
daily
lives.
Interdisciplinary materials,
Год журнала:
2024,
Номер
3(2), С. 203 - 244
Опубликована: Фев. 23, 2024
Abstract
Self‐assembled
monolayers
(SAMs)
employed
in
inverted
perovskite
solar
cells
(PSCs)
have
achieved
groundbreaking
progress
device
efficiency
and
stability
for
both
single‐junction
tandem
configurations,
owing
to
their
distinctive
versatile
ability
manipulate
chemical
physical
interface
properties.
In
this
regard,
we
present
a
comprehensive
review
of
recent
research
advancements
concerning
SAMs
cells,
where
the
prevailing
challenges
future
development
prospects
applications
are
emphasized.
We
thoroughly
examine
mechanistic
roles
diverse
energy‐level
regulation,
modification,
defect
passivation,
charge
transportation.
This
is
by
understanding
how
interfacial
molecular
interactions
can
be
finely
tuned
mitigate
recombination
losses
PSCs.
Through
review,
aim
provide
valuable
insights
references
further
investigation
utilization
cells.
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.
In
recent
years,
perovskite
solar
cells
(PSCs)
have
emerged
as
a
focal
point
for
numerous
researchers
due
to
their
excellent
photoelectric
performance.
comparison
single‐junction
devices,
double‐junction
exhibited
the
potential
superior
power
conversion
efficiency
(PCE).
Copper
indium
gallium
selenide
(CIGS)
cells,
well‐established
photovoltaic
technology,
can
be
used
viable
bottom
cell
candidate
tandem
(TSCs).
Recently,
PCE
of
most
advanced
4T
perovskite/CIGS
TSCs
reached
29.9%,
while
highest
2T
TSC
is
24.2%,
which
develops
relatively
slowly.
contrast
leading
perovskite/silicon
(Si)
in
terms
(PCE
=
33.9%,
30.35%),
exhibit
distinctive
advantages
such
adjustable
bandgap,
high
absorption
coefficient,
radiation
resistance,
and
prepared
on
flexible
substrates.
Building
upon
these
advantages,
optimization
process
four‐terminal
two‐terminal
elucidated,
key
technologies
challenges
material,
structure,
performance
are
summarized,
prospective
analysis
future
overall
development
this
review
provided.
Furthermore,
it
hoped
give
readers
comprehensive
understanding
TSCs.
Advanced Energy Materials,
Год журнала:
2024,
Номер
14(17)
Опубликована: Янв. 28, 2024
Abstract
Low‐bandgap
mixed
tin
(Sn)‐lead
(Pb)
perovskite
solar
cells
promise
efficiency
beyond
the
pure‐Pb
ones.
However,
difference
in
interaction
rate
of
SnI
2
and
PbI
with
organic
salts
causes
spatial
distribution
heterogeneity
Sn
2+
Pb
Sn─Pb
layers.
This
a
Sn‐rich
surface,
which
can
trigger
more
severe
oxidation
nonradiative
recombination.
A
strategy,
introducing
indium
ion
(In
3+
)
into
precursor
solution
to
compete
when
reacting
is
developed.
Therefore,
nucleation
crystallization
films
are
well‐controlled,
leading
improved
film
quality
balanced
Sn/Pb
ratio
on
surface.
Additionally,
In
has
lower
reduction
potential
compared
generate
an
extra
energy
barrier
for
oxidation.
The
reduced
surface
result
accelerated
electron
transfer
carrier
recombination
rate.
modified
devices
achieve
power
conversion
(PCE)
23.34%,
representing
one
highest
PCEs
made
PCBM.
Nano-Micro Letters,
Год журнала:
2024,
Номер
17(1)
Опубликована: Сен. 22, 2024
Abstract
Two-terminal
(2-T)
perovskite
(PVK)/CuIn(Ga)Se
2
(CIGS)
tandem
solar
cells
(TSCs)
have
been
considered
as
an
ideal
cell
because
of
their
best
bandgap
matching
regarding
to
Shockley–Queisser
(S–Q)
limits.
However,
the
nature
irregular
rough
morphology
commercial
CIGS
prevents
people
from
improving
device
performances.
In
this
paper,
D-homoserine
lactone
hydrochloride
is
proven
improve
coverage
PVK
materials
on
surfaces
and
also
passivate
bulk
defects
by
modulating
growth
crystals.
addition,
minority
carriers
near
PVK/C60
interface
incompletely
passivated
trap
states
caused
recombination.
A
surface
reconstruction
with
2-thiopheneethylammonium
iodide
N
,
-dimethylformamide
assisted
passivates
defect
sites
located
at
grain
boundaries.
Meanwhile,
LiF
used
create
field
effect,
repelling
hole
away
C60
thus
reducing
As
a
result,
2-T
PVK/CIGS
yielded
power
conversion
efficiency
24.6%
(0.16
cm
),
one
highest
results
for
TSCs
our
knowledge.
This
validation
underscores
potential
methodology
in
achieving
superior
performance
cells.
