Understanding charge carrier dynamics in organic photocatalysts for hydrogen evolution
Energy & Environmental Science,
Journal Year:
2024,
Volume and Issue:
17(21), P. 7999 - 8018
Published: Jan. 1, 2024
This
review
surveyed
the
charge
behavior
in
organic
photocatalysis,
and
elucidated
a
correlation
between
molecular
structure,
dynamics
photocatalytic
performance.
Language: Английский
Trifluorophenyl Side Chain Engineering in Benzotriazole‐Core Acceptors for High‐Performance Organic Photovoltaics
Sabeen Zahra,
No information about this author
Du Hyeon Ryu,
No information about this author
Jong‐Woon Ha
No information about this author
et al.
Energy & environment materials,
Journal Year:
2025,
Volume and Issue:
unknown
Published: Jan. 20, 2025
In
this
study,
we
explore
an
innovative
approach
to
enhancing
the
photovoltaic
performance
of
organic
solar
cells
through
core
fluorination
non‐fullerene
acceptor.
We
developed
a
benzotriazole‐based
acceptor
with
trifluorinated
phenyl
side
chain,
referred
as
YNPF3,
which
has
significant
impact
on
molecular
properties,
including
surprisingly
varied
local
dipole
moment
and
crystalline
nature,
well
effectively
stabilizing
frontier
orbital
energy
levels.
Furthermore,
trifluoro‐phenyl‐based
exhibits
enhanced
absorptivity,
restricted
voltage
loss,
favorable
photoactive
morphology
compared
its
methyl
chain
counterpart
Consequently,
binary
cell
based
YNPF3
achieves
outstanding
power
conversion
efficiency
19.2%,
surpassing
control
device
16.5%.
Finally,
YNPF3‐based
presents
impressive
16.6%
in
mini‐module
aperture
size
12.5
cm
2
,
marking
highest
reported
for
series‐connected
area
over
10
.
Language: Английский
Device Performance of Emerging Photovoltaic Materials (Version 5)
Advanced Energy Materials,
Journal Year:
2024,
Volume and Issue:
unknown
Published: Nov. 26, 2024
Abstract
This
5th
annual
“
Emerging
PV
Report”
highlights
the
latest
advancements
in
performance
of
emerging
photovoltaic
(e‐PV)
devices
across
various
e‐PV
research
areas,
as
documented
peer‐reviewed
articles
published
since
August
2023.
Updated
graphs,
tables,
and
analyses
are
provided,
showcasing
several
key
parameters,
including
power
conversion
efficiency,
open‐circuit
voltage,
short‐circuit
current,
fill
factor,
light
utilization
stability
test
energy
yield.
These
parameters
presented
functions
bandgap
average
visible
transmittance
for
each
technology
application
contextualized
using
benchmarks
such
detailed
balance
efficiency
limit.
Language: Английский
Recent progress in device engineering for semitransparent organic photovoltaics
Chuanfang Zhu,
No information about this author
Hanli Zheng,
No information about this author
Liang Zhao
No information about this author
et al.
Science China Materials,
Journal Year:
2025,
Volume and Issue:
unknown
Published: Jan. 2, 2025
Language: Английский
Stability of Organic Photovoltaics: From Root Causes to Advanced Analytical Techniques
Advanced Energy Materials,
Journal Year:
2025,
Volume and Issue:
unknown
Published: May 10, 2025
Abstract
The
primary
challenge
in
the
commercialization
of
organic
photovoltaics
(OPVs)
is
ensuring
long‐term
stability,
making
study
their
degradation
mechanisms
essential.
This
centered
on
underlying
degradation,
providing
a
systematic
and
in‐depth
analysis
instability
factors.
A
clear
distinction
between
burn‐in
loss
established,
with
comprehensive
examination
governing
each
process.
review
highlights
how
pathways
vary
depending
external
environmental
factors
specific
device
layers,
while
also
identifying
key
indicators
for
mitigating
instability.
Furthermore,
this
work
extensively
discusses
analytical
tools
employed
stability
research,
offering
structured
overview
methodologies,
obtained
results,
practical
implications.
Advanced
high
potential
future
applications
are
introduced,
along
principles
prospective
contributions
to
analysis.
By
integrating
mechanistic
perspective
an
exploration
techniques,
provides
framework
understanding
OPV
offers
valuable
insights
into
development
effective
stabilization
strategies.
Language: Английский
A Novel Ultra‐Thin and Smooth Sm:Ag Composite Electrode with High Visible Transmittance Enables Efficient Color‐Neutral Semitransparent Organic Solar Cells
Mengan Zhao,
No information about this author
Jiang Wu,
No information about this author
Hao Tang
No information about this author
et al.
Advanced Optical Materials,
Journal Year:
2024,
Volume and Issue:
unknown
Published: Aug. 29, 2024
Abstract
Transparent
top
electrodes
are
crucial
for
enhancing
the
performance
of
semitransparent
organic
solar
cells
(ST‐OSCs).
The
commonly
evaporated
ultra‐thin
silver
(Ag)
electrode
in
ST‐OSCs
suffers
from
limited
transparency
and
conductivity
due
to
its
island‐like
growth,
posing
a
challenge
achieving
desired
low
optical
loss.
Here,
novel
composite
film
is
prepared
by
doping
small
amount
samarium
(Sm)
into
Ag
during
evaporation.
incorporation
Sm
facilitates
form
continuous
suppressing
isolated
island
growth.
A
15
nm
Sm:Ag
with
an
optimized
mass
ratio
1:30
exhibits
sheet
resistance
6
Ω
□
−1
average
visible
transmittance
(AVT)
66%,
much
better
than
20
43%
pure
analogue.
By
employing
coupling
layer,
demonstrate
power
conversion
efficiency
10.89%
AVT
37.1%,
resulting
light
utilization
4.04%.
Moreover,
resultant
superior
color
neutrality
rendering
index
91.9,
representing
one
highest
values
among
LUE
exceeding
4%
reported
date.
This
work
provides
transparent
ST‐OSCs.
Language: Английский
Recent advances in the synergistic effects of organic conjugated materials and quantum dots on solar cells
Dae Hwan Lee,
No information about this author
Chanhyeok Kim,
No information about this author
Gi Won Shin
No information about this author
et al.
Journal of Materials Chemistry A,
Journal Year:
2024,
Volume and Issue:
unknown
Published: Jan. 1, 2024
Quantum
dot
solar
cells
(QDSCs)
have
excellent
optoelectronic
properties
but
face
challenges
in
performance
and
stability.
This
review
highlights
advances
organic
conjugated
materials
to
improve
QDSC
outlines
key
design
principles.
Language: Английский