Chinese Journal of Chemistry,
Journal Year:
2023,
Volume and Issue:
41(22), P. 3133 - 3166
Published: June 16, 2023
Comprehensive
Summary
As
the
third
generation
new
battery,
power
conversion
efficiency
(PCE)
of
metal
halide
perovskite
solar
cells
(PSCs)
has
increased
from
3.8%
in
2009
to
25.8%
currently
certified,
which
fully
shows
that
they
have
great
research
value
and
development
prospect.
one
main
components
high‐efficiency
PSCs,
hole
transport
materials
(HTMs)
play
an
important
role
extracting
transporting
holes
inhibiting
charge
recombination.
However,
commonly
used
HTMs
require
doping,
hygroscopicity
corrosiveness
dopants
will
destroy
stability
PSCs
hinder
their
commercialization.
Therefore,
it
is
significance
develop
dopant‐free
HTMs.
In
this
review,
recent
six
years
are
reviewed
summarized
systematically,
including
organic
small
molecules,
polymers
cross‐linkable
materials.
We
focus
on
design
molecular
cores
discuss
structure–property
correlation,
conductivity,
photovoltaic
performance.
Finally,
how
ideal
HTM
summarized.
hope
review
can
provide
reference
for
low‐cost
prepare
efficient
stable
PSCs.
ACS Energy Letters,
Journal Year:
2024,
Volume and Issue:
9(4), P. 1487 - 1506
Published: March 12, 2024
Inverted
perovskite
solar
cells
(PSCs)
with
p-i-n
structure
have
recently
attracted
widespread
attention
owing
to
their
fast-growing
power
conversion
efficiency.
In
this
Review,
we
focus
on
the
progress
in
materials
that
contribute
improved
efficiency
of
inverted
PSCs,
including
hole
transport
self-assembled
monolayers
as
highlight,
electron
materials,
and
interface
modification
between
charge
layers
for
passivating
defects.
Then,
discuss
recent
advances
perovskites,
optimization
bandgap,
interfacial
band
engineering,
development
film
processing.
Finally,
point
out
challenges
future
perspectives
further
improving
stability
PSCs
hope
offering
suggestions
tackle
hindrance
commercial
applications.
Advanced Functional Materials,
Journal Year:
2024,
Volume and Issue:
34(25)
Published: Feb. 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.
Materials Futures,
Journal Year:
2024,
Volume and Issue:
3(2), P. 022102 - 022102
Published: April 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.
Science,
Journal Year:
2024,
Volume and Issue:
386(6727), P. 1256 - 1264
Published: Dec. 12, 2024
The
inverse
design
of
tailored
organic
molecules
for
specific
optoelectronic
devices
high
complexity
holds
an
enormous
potential
but
has
not
yet
been
realized.
Current
models
rely
on
large
data
sets
that
generally
do
exist
specialized
research
fields.
We
demonstrate
a
closed-loop
workflow
combines
high-throughput
synthesis
semiconductors
to
create
datasets
and
Bayesian
optimization
discover
new
hole-transporting
materials
with
properties
solar
cell
applications.
predictive
were
based
molecular
descriptors
allowed
us
link
the
structure
these
their
performance.
A
series
high-performance
identified
from
minimal
suggestions
achieved
up
26.2%
(certified
25.9%)
power
conversion
efficiency
in
perovskite
cells.
Nature Communications,
Journal Year:
2025,
Volume and Issue:
16(1)
Published: Feb. 1, 2025
Carrier
transport
and
recombination
at
the
buried
interface
of
perovskite
have
seriously
restricted
further
development
inverted
solar
cells
(PSCs).
Herein,
an
interfacial
dipolar
chemical
bridge
strategy
to
address
this
issue
is
presented.
2-(Diphenylphosphino)
acetic
acid
(2DPAA)
selected
as
linker
reconstruct
dipole,
which
effectively
enlarges
dipole
moment
5.10
D
optimizes
a
positive
orientation,
thereby
accelerating
vertical
hole
transport,
suppressing
nonradiative
promoting
crystallization.
The
champion
device
yields
high
power
conversion
efficiency
(PCE)
26.53%
(certified
26.02%).
Moreover,
extended
wide-bandgap
large-area
devices,
delivers
PCEs
22.02%
24.11%,
respectively.
optimized
devices
without
encapsulation
also
demonstrate
great
long-term
shelf
operational
stability.
Our
work
highlights
importance
orientation
realize
efficient
stable
PSCs.
hindered
cells.
Here,
authors
employ
achieving
maximum
24.11%
for
small-
EcoMat,
Journal Year:
2023,
Volume and Issue:
5(7)
Published: April 25, 2023
Abstract
With
the
skyrocketed
power
conversion
efficiency
and
enhanced
lifetime
of
perovskite
solar
cells
(PVSCs),
environmental
issues
from
materials
to
device
processing,
operation,
recycling
become
critical
for
their
commercialization.
Developing
eco‐friendly
PVSCs
via
exploration
lead‐free
materials,
non‐toxic
solvents,
effective
lead‐adsorbing
are
key
points
realizing
PVSCs,
which
have
drawn
significant
attention
in
past
3
years.
This
review
presents
a
comprehensive
overview
recent
progress
close
loop,
including
recycling.
The
innovation
criteria
green
solvent
selection,
design
principles
lead
adsorbents
thoroughly
introduced,
with
combination
processing
operation
well
explained.
An
outlook
further
material
optimization
is
provided
offer
instruction
development
this
research
field.
image
Advanced Functional Materials,
Journal Year:
2023,
Volume and Issue:
33(48)
Published: July 14, 2023
Abstract
Compared
with
inverted
3D
perovskite
solar
cell
(PSCs),
quasi‐2D
PSCs
have
advantages
in
device
stability,
but
the
efficiency
is
still
lagging
behind.
Constructing
polymer
hole‐transporting
materials
(HTMs)
passivation
functions
to
improve
buried
interface
and
crystallization
properties
of
films
one
effective
strategies
performance
PSCs.
Herein,
two
novel
side‐chain
functionalized
HTMs
containing
methylthio‐based
groups
are
designed,
named
PVCz‐SMeTPA
PVCz‐SMeDAD,
for
Benefited
from
non‐conjugated
flexible
backbone
bearing
groups,
exhibit
excellent
film‐forming
properties,
well‐matched
energy
levels
improved
charge
mobility,
which
facilitates
extraction
transport
between
HTM
layer.
More
importantly,
by
introducing
methylthio
units,
can
enhance
contact
interactions
perovskite,
further
passivating
defects
assisting
deposition
high‐quality
perovskite.
Due
suppressed
interfacial
non‐radiative
recombination,
using
PVCz‐SMeDAD
achieve
impressive
power
conversion
(PCE)
21.41%
20.63%
open‐circuit
voltage
1.23
1.22
V,
respectively.
Furthermore,
based
also
exhibits
negligible
hysteresis
considerably
thermal
long‐term
stability.
Advanced Functional Materials,
Journal Year:
2023,
Volume and Issue:
33(48)
Published: July 28, 2023
Abstract
Organic
small
molecular
materials
with
coplanar
π‐conjugated
system
as
HTMs
in
perovskite
solar
cells
(PSCs)
have
attracted
considerable
attention
due
to
their
high
charge
transport
capability
and
thermal
stability.
Herein,
three
novel
pentafulvalene‐fused
derivatives
or
without
fluorine
atoms
incorporated
(
YSH‐
o
F
m
YSH‐H
,
respectively)
are
designed,
synthesized,
applied
hole‐transporting
(HTMs)
PSCs
fabrication.
The
fluorinated
HTMs,
exhibited
higher
hole
mobility
better
extraction
at
the
perovskite/HTM
interface
than
non‐fluorinated
one
do,
presumably
closer
intermolecular
π–π
packing
interactions.
As
a
result,
small‐area
(0.09
cm
2
)
made
achieved
an
impressive
power
conversion
efficiency
(PCE)
of
23.59%
22.76%
respectively,
negligible
hysteresis,
contrast
20.57%
for
‐based
devices.
Furthermore,
large‐area
(1.00
devices,
employing
PCE
21.92%.
Moreover,
excellent
long‐term
device
stability
is
demonstrated
F‐substituted
),
hydrophobicity.
This
study
shows
great
potential
low‐cost
HTM
efficient
stable
PSCs.
Angewandte Chemie International Edition,
Journal Year:
2024,
Volume and Issue:
63(11)
Published: Jan. 24, 2024
Abstract
Developing
low‐cost
and
high‐performance
n‐type
polymer
semiconductors
is
essential
to
accelerate
the
application
of
organic
thermoelectrics
(OTEs).
To
achieve
this
objective,
it
critical
design
strong
electron‐deficient
building
blocks
with
simple
structure
easy
synthesis,
which
are
for
development
semiconductors.
Herein,
we
synthesized
two
cyano‐functionalized
highly
blocks,
namely
3,6‐dibromopyrazine‐2‐carbonitrile
(CNPz)
3,6‐Dibromopyrazine‐2,5‐dicarbonitrile
(DCNPz),
feature
structures
facile
synthesis.
CNPz
DCNPz
can
be
obtained
via
only
one‐step
reaction
three‐step
reactions
from
cheap
raw
materials,
respectively.
Based
on
DCNPz,
acceptor–acceptor
(A–A)
polymers,
P(DPP‐CNPz)
P(DPP‐DCNPz)
successfully
developed,
featuring
deep‐positioned
lowest
unoccupied
molecular
orbital
(LUMO)
energy
levels,
beneficial
thin‐film
transistors
(OTFTs)
OTEs
performance.
An
optimal
unipolar
electron
mobility
0.85
1.85
cm
2
V
−1
s
P(DPP‐DCNPz),
When
doped
N
‐DMBI,
show
high
electrical
conductivities/power
factors
25.3
S
/41.4
μ
W
m
K
−2
,
33.9
/30.4
Hence,
pyrazine
represent
a
new
class
structurally
simple,
readily
accessible
block
constructing
