g-C3N4 modified MoS2 photoelectrodes for stable photo-assisted zinc-ion capacitors
Science China Materials,
Год журнала:
2025,
Номер
unknown
Опубликована: Фев. 8, 2025
Язык: Английский
In‐Situ Study of Photo‐Rechargeable Aqueous Zinc‐Ion Batteries with the Bifunctional α‐MnO2 Photoelectrodes
Advanced Functional Materials,
Год журнала:
2025,
Номер
unknown
Опубликована: Май 2, 2025
Abstract
Directly
harvesting
solar
power
without
traditional
cells
represents
an
efficient
solution
to
the
current
energy
challenges.
Photo‐rechargeable
batteries
(PRBs)
are
receiving
intense
interest
as
they
eliminate
additional
costs
and
losses
associated
with
off‐grid
generation.
Herein,
photo‐rechargeable
aqueous
Zinc‐ion
(PRZIBs)
constructed,
using
α‐MnO
2
nanowires
bifunctional
photoelectrodes
reveal
complex
photo‐electrochemical
effects
in
MnO
PRZIBs.
Through
a
series
of
situ
characterizations
under
illumination,
advantages
intrinsic
light
based
PRZIBs
elucidated
from
three
aspects:
(1)
inhibition
Jahn‐Teller
distortion
via
strengthened
hydrogen
bonding
within
,
(2)
suppression
Mn
2+
dissolution
through
“protective
layers”
formed
by
photo‐promoted
Zn
/H
+
co‐intercalation,
(3)
acceleration
desolvation
electrolyte
enabled
abundant
photogenerated
holes.
The
demonstrate
specific
discharge
capacity
308.1
mAh
g
−1
illumination
(1
sun),
along
excellent
cycling
stability
high
conversion
efficiency
0.68%
(by
photocharging
only).
In
addition,
interdigital
micro‐PRZIBs
successfully
wearable
sensors,
demonstrating
practical
applicability.
This
work
provides
valuable
insights
into
time‐resolved
reaction
mechanisms
PRZIBs,
opens
new
prospects
for
developing
PRBs
portable
devices,
i.e.
smart
textiles
biosensors.
Язык: Английский
Insights on Fabrication Strategies and Energy Storage Mechanisms of Transition Metal Dichalcogenides Cathodes for Aqueous Zn‐Based Batteries
Small,
Год журнала:
2025,
Номер
unknown
Опубликована: Янв. 24, 2025
Abstract
Aqueous
zinc‐based
batteries
(AZBs)
are
gaining
widespread
attention
owing
to
their
intrinsic
safety,
relatively
low
electrode
potential,
and
high
theoretical
capacity.
Transition
metal
dichalcogenides
(TMDs)
have
convenient
2D
ion
diffusion
channels,
so
they
been
identified
as
promising
host
materials
for
AZBs,
but
face
several
key
challenges
such
the
narrow
interlayer
spacing
lack
of
in‐deep
understanding
energy
storage
mechanisms.
This
review
presents
a
comprehensive
summary
discussion
structure,
charge
mechanisms,
fabrication
strategies
TMD‐based
cathodes
AZBs.
Firstly,
structural
features
including
phase
types
electrical
properties
TMDs
underscored.
Then,
mechanisms
activation
principles
in
elaborated
along
with
discussions
about
influence
on
electrochemical
performance.
Afterward,
specific
is
focused
high‐performance
TMD
cathodes,
expansion,
defect
creation,
transition,
heteroatom
doping.
Finally,
considered
potential
effective
proposed
design
aqueous
Zn‐TMDs
batteries.
Язык: Английский
Liquid metal-transition metal oxide photoactive electrode with interfacial interlocking structure for photo-enhanced asymmetric micro-supercapacitor
Chemical Engineering Journal,
Год журнала:
2025,
Номер
unknown, С. 163698 - 163698
Опубликована: Май 1, 2025
Язык: Английский
A hybrid MAPbI3/PEDOT-ZrO2 perovskedot composite for enhanced stability and charge transport in photo-batteries
Inorganic Chemistry Communications,
Год журнала:
2024,
Номер
unknown, С. 113380 - 113380
Опубликована: Окт. 1, 2024
Язык: Английский
Coral-like Magnesium pre-intercalated layered vanadium oxide/graphene for high performance photo-enhanced Zinc ion batteries
Colloids and Surfaces A Physicochemical and Engineering Aspects,
Год журнала:
2024,
Номер
unknown, С. 136090 - 136090
Опубликована: Дек. 1, 2024
Язык: Английский
Advanced MASnI3 and PTAA-Integrated ZnO2 Perovskite Composite: Optimizing Stability and Charge Dynamics for Next-Gen Photobatteries
ACS Applied Materials & Interfaces,
Год журнала:
2024,
Номер
17(2), С. 3172 - 3179
Опубликована: Дек. 30, 2024
To
advance
off-grid
energy
solutions,
developing
flexible
photobatteries
capable
of
direct
light
charging
is
essential.
This
study
presents
an
innovative
photobattery
architecture
that
incorporates
zinc
oxide
(ZnO2)
as
electron-transporting
and
hole-blocking
layer,
combined
with
a
hybrid
methylammonium
tin
iodide
composite
poly-triarylamine
(MASnI3/PTAA)
for
absorption
hole
transport.
PTAA
facilitates
efficient
transport
to
the
anode,
thereby
enhancing
charge
separation
reducing
recombination
losses.
The
MASnI3
perovskite
serves
effective
sunlight
absorber,
generating
carriers.
ZnO2,
known
its
high
chemical
stability
rapid
electron
mobility,
effectively
blocks
holes
ensures
swift
flow
cathode,
which
optimizes
overall
transfer
dynamics.
refined
structure
achieves
photoconversion
efficiency
enhancement
up
0.53%
retains
approximately
98%
capacity
after
700
cycles.
optimized
MASnI3/PTAA/ZnO2
demonstrates
3-fold
reduction
in
time,
positioning
it
strong
candidate
practical,
light-rechargeable
storage
applications.
Язык: Английский