Minimizing Buried Interface Energy Losses with Post‐Assembled Chelating Molecular Bridges for High‐Performance and Stable Inverted Perovskite Solar Cells
Advanced Materials,
Год журнала:
2025,
Номер
unknown
Опубликована: Март 3, 2025
Abstract
Self‐assembled
monolayers
(SAMs)
as
hole‐collecting
materials
have
made
remarkable
progress
in
inverted
perovskite
solar
cells
(PSCs).
However,
the
incomplete
coverage
of
SAMs
and
non‐intimate
interface
contact
between
perovskite/SAMs
usually
cause
inferior
characteristics
significant
energy
losses
at
heterojunction
interface.
Herein,
a
post‐assembled
chelating
molecular
bridge
strategy
using
5‐(9H‐carbazol‐9‐yl)isophthalicacid
(CB‐PA)
is
developed
to
modify
buried
It
found
that
CB‐PA
can
be
chemically
coupled
with
MeO‐2PACz
through
π–π
stacking
carbazole
groups,
chelate
by
forming
double
C═O···Pb
bonds,
thus
constructing
bridge‐connected
promote
carrier
extraction.
Simultaneously,
fill
voids
form
dense
hybrid
SAMs,
resulting
uniform
surface
potential
improved
contact.
Moreover,
treatment
also
tends
induce
oriented
crystallization
films,
passivate
defects,
release
lattice
stress
Consequently,
CB‐PA‐based
PSCs
achieve
champion
efficiency
25.27%
superior
operational
stability,
retaining
≈94%
their
initial
after
maximum
power
point
(MPP)
tracking
(65
°C)
for
1000
h
ISOS‐L‐2I
protocol.
This
work
provides
an
innovative
address
challenges
high‐performance
PSCs.
Язык: Английский
Engineering Perfluoroarenes for Enhanced Molecular Barrier Effect and Chirality Transfer in Solutions
Chemical Science,
Год журнала:
2025,
Номер
unknown
Опубликована: Янв. 1, 2025
In
diluted
solution-based
assemblies,
the
derivatives
of
perfluoroarenes
perform
as
efficient
molecular
barriers
to
perylene
building
units,
lighting
up
luminescence.
Язык: Английский
Self-reversible mechanofluorochromic AIEgens with tunable solid-state fluorescence: effect of acceptor and intermolecular interactions
CrystEngComm,
Год журнала:
2024,
Номер
26(37), С. 5241 - 5248
Опубликована: Янв. 1, 2024
The
intermolecular
interacting
functionality
in
the
carbazole-based
π-conjugated
fluorophores
controlled
mechano-responsive
fluorescence
switching.
Язык: Английский