ACS Applied Materials & Interfaces,
Journal Year:
2024,
Volume and Issue:
16(44), P. 60387 - 60393
Published: Oct. 23, 2024
Surface
passivation
with
2D
perovskites
has
been
reported
to
be
important
for
high-performance
perovskite
solar
cells
(PSCs).
However,
it
is
challenging
achieve
a
controlled
growth
of
perovskites,
which
typically
feature
random
orientation
and
various
n
number.
In
this
paper,
we
fabricate
layer
highly
ordered
pure
=
1
phase
on
top
the
film
using
organic
spacer
molecule
7-fluoro-1,2,3,4-tetrahydroisoquinolinehydrochloride
(7-FTH).
The
formed
normal
substrate
phase,
efficiently
passivates
surface
defects
as-prepared
films
improves
energy
level
alignment
between
electron
transport
layer.
Consequently,
modified
PSCs
champion
power
conversion
efficiency
(PCE)
24.65%
improved
VOC
fill
factor.
After
being
stored
in
an
N2
glovebox
1200
h
kept
ambient
air
(room
temperature
relative
humidity
50–70%)
840
h,
devices
retain
93%
95%
its
initial
PCE,
respectively.
Advanced Sustainable Systems,
Journal Year:
2024,
Volume and Issue:
unknown
Published: Dec. 15, 2024
Abstract
The
high
photoelectric
conversion
efficiency
(PCE)
of
solar
cells
and
their
environmentally
friendly,
low‐carbon
manufacturing
processes
are
crucial
for
advancing
carbon
neutrality
goals.
This
study
introduces
Fresnel
lenses
to
focus
sunlight
the
sintering
mesoporous
titanium
dioxide
(m‐TiO
2
)
layers
as
an
innovative
method
fabricating
perovskite
(PSCs),
effectively
circumventing
energy‐intensive
carbon‐emitting
high‐temperature
furnace
traditionally
required.
Through
this
concentrated
annealing
technique,
efficient
eco‐friendly
m‐TiO
layer
is
successfully
achieved
by
removing
organic
residues
from
precursor
film
enhancing
film's
transmittance,
electrical
conductivity,
grain
size.
Consequently,
has
led
improved
coverage
enhanced
overall
photovoltaic
performance
cells.
Experimental
results
indicate
that
subjected
60
min
(CSS)
demonstrates
optimal
performance,
with
fabricated
compact‐layer‐free
PSCs
achieving
impressive
up
17.69%.
research
not
only
offers
a
novel,
cost‐effective
approach
sustainable
production
but
also
contributes
tangible
solutions
green
transformation
industry
achievement
neutrality.
work
points
way
toward
using
energy
prepare
power
generation
devices.
Journal of Materials Chemistry C,
Journal Year:
2024,
Volume and Issue:
12(31), P. 12099 - 12105
Published: Jan. 1, 2024
Three
hole-transport
materials
(MT1–3)
were
successfully
used
in
inverted
perovskite
solar
cells,
and
the
MT1-based
device
exhibited
excellent
efficiency.
ACS Applied Materials & Interfaces,
Journal Year:
2024,
Volume and Issue:
16(44), P. 60387 - 60393
Published: Oct. 23, 2024
Surface
passivation
with
2D
perovskites
has
been
reported
to
be
important
for
high-performance
perovskite
solar
cells
(PSCs).
However,
it
is
challenging
achieve
a
controlled
growth
of
perovskites,
which
typically
feature
random
orientation
and
various
n
number.
In
this
paper,
we
fabricate
layer
highly
ordered
pure
=
1
phase
on
top
the
film
using
organic
spacer
molecule
7-fluoro-1,2,3,4-tetrahydroisoquinolinehydrochloride
(7-FTH).
The
formed
normal
substrate
phase,
efficiently
passivates
surface
defects
as-prepared
films
improves
energy
level
alignment
between
electron
transport
layer.
Consequently,
modified
PSCs
champion
power
conversion
efficiency
(PCE)
24.65%
improved
VOC
fill
factor.
After
being
stored
in
an
N2
glovebox
1200
h
kept
ambient
air
(room
temperature
relative
humidity
50–70%)
840
h,
devices
retain
93%
95%
its
initial
PCE,
respectively.
