Abstract
The
accumulation
of
inactive
by‐products
caused
by
the
parasitic
side
reaction
on
cathode
is
an
overlooked
question
leading
to
performance
degradation
zinc‐ion
batteries.
In
this
research,
taking
MnV
2
O
4
as
a
model,
amorphous
carbon
interphase
proposed
pre‐implanted
cathode‐electrolyte
(CEI)
design
ultrafast‐kinetics
@C
cathode.
It
noted
that
such
CEI
integrates
hydrophobic
and
conductive
characteristics,
contributing
dissolution
shielding,
continuous
interfacial
channel,
thus
preventing
by‐product
interface.
Unexpectedly,
electrode
shows
superior
storage
at
wide
temperature
range
−20–55
°C.
can
deliver
specific
capacity
253.3
mAh
g
−1
high
current
density
10
A
even
after
8000
cycles.
Moreover,
393.8
(0.1
)
be
retained
300
cycles
55
°C,
well
205.1
condition
−20
°C
5
.
Beyond
that,
flexible
solid‐state
batteries
based
with
excellent
are
demonstrated.
This
work
highlights
importance
eliminating
dead
effect
advanced
materials
for
The
aqueous
zinc
metal
battery
holds
great
potential
for
large-scale
energy
storage
due
to
its
safety,
low
cost,
and
high
theoretical
capacity.
However,
challenges
such
as
corrosion
dendritic
growth
necessitate
controlled
deposition.
This
study
employs
epitaxy
achieve
large-area,
dense,
ultraflat
plating
on
textured
copper
foil.
High-quality
foils
with
Cu(100),
Cu(110),
Cu(111)
facets
were
prepared
systematically
compared.
results
show
that
is
the
most
favorable
deposition,
offering
lowest
nucleation
overpotential,
diffusion
energy,
interfacial
a
Coulombic
efficiency
(CE)
of
99.93%.
sets
record
flat-zinc
areal
loading
at
20
mAh/cm2.
These
findings
provide
some
clarity
best-performing
crystalline
facets,
Cu(111)/Zn(0002)
ranking
highest.
Using
MnO2-Zn
full
cell
model,
research
achieved
an
exceptional
cycle
life
over
800
cycles
in
cathode-anode-free
configuration.
Advanced Energy Materials,
Год журнала:
2025,
Номер
unknown
Опубликована: Фев. 21, 2025
Abstract
Developing
sustainable
energy
storage
systems
is
crucial
for
integrating
renewable
sources
into
the
power
grid.
Aqueous
zinc‐ion
batteries
(ZIBs)
are
becoming
increasingly
popular
due
to
their
safety,
eco‐friendliness,
and
cost‐effectiveness.
However,
challenges
remain
in
achieving
realistic
time
per
charge,
long
cycling
life,
high
capacity
practical
conditions.
Despite
advancements
cathode
materials,
issues
such
as
dissolution
side
reactions
limit
performance.
Optimizing
architecture
electrolyte
composition
essential
address
these
challenges.
Tailored
formulations
can
stabilize
electrode‐electrolyte
interface
(EEI
enhance
stability.
This
perspective
reviews
cathodes
from
past
decades
compares
performance
under
different
current
densities.
Emphasizing
low
density
extended
stability
widespread
adoption
of
ZIBs
grid‐scale
applications.
By
focusing
on
aspects,
this
aims
bridge
gap
between
research
applications,
offering
insights
optimizing
material
structure
selecting
matching
electrolytes
storage.
work
guides
future
developments
ZIB
technology,
facilitating
transition
lab
real‐world
deployment.
ACS Materials Letters,
Год журнала:
2024,
Номер
6(9), С. 4028 - 4035
Опубликована: Июль 31, 2024
Aqueous
alkaline
zinc–iron
flow
batteries
(AZIFBs)
offer
significant
potential
for
large-scale
energy
storage.
However,
the
uncontrollable
Zn
dendrite
growth
and
hydrogen
evolution
reaction
(HER)
still
hinder
stable
operation
of
AZIFB.
Herein,
dense
Cu@Cu6Sn5
core–shell
nanoparticles
are
constructed
on
graphite
felt
(Cu@Cu6Sn5/GF)
to
induce
zinc
plating
inhibit
HER
simultaneously.
The
charge
transfer
within
Cu6Sn5
alloy
shell
provides
a
negative
Cu,
increasing
its
ability
attract
Zn.
lack
electrons
in
Sn
makes
it
difficult
undergo
HER,
which
is
confirmed
by
total
internal
reflection
imaging
method.
Meanwhile,
Cu
core
can
increase
conductivity
between
interface
GF
Cu@Cu6Sn5.
As
result,
Cu@Cu6Sn5/GF
electrode
demonstrates
superior
cycling
performance
AZIFB
with
an
average
Coulombic
efficiency
99.3%
700
cycles
achieves
maximum
power
density
487.6
mW
cm–2.
This
strategy
also
be
applied
other
Zn-based
batteries.
Inorganic Chemistry Frontiers,
Год журнала:
2024,
Номер
11(20), С. 6928 - 6939
Опубликована: Янв. 1, 2024
The
introduction
of
cerium
oxide
into
cobalt
phosphide
can
significantly
regulate
the
electronic
structure,
modify
catalytic
activity
and
finally
enhance
electrochemical
performance
lithium–sulfur
batteries.
ACS Applied Nano Materials,
Год журнала:
2024,
Номер
7(13), С. 15344 - 15353
Опубликована: Июнь 21, 2024
Despite
extensive
investigation,
the
utilization
of
sulfur
and
cycling
stability
lithium–sulfur
(Li–S)
batteries
are
significantly
impeded
by
polysulfide
shuttle
effect
sluggish
reaction
kinetics.
In
this
study,
aimed
at
enhancing
performance
Li–S
batteries,
we
focus
on
implementation
single
metal
atom
(Be,
Mg,
Ca,
V,
Nb,
Ta)-doped
TiS2
monolayers
as
cathode
catalysts.
Our
findings
reveal
that
Be-TiS2,
Mg-TiS2,
Ca-TiS2
exhibit
superior
adsorption
capabilities
lower
values
for
rate-determining
step
in
terms
Gibbs
free
energy.
Electronic
structure
analysis
further
elucidates
enhanced
anchoring
electrocatalytic
activities
stem
from
upward
displacement
p-band
center
narrowing
gap
within
Δd-p-band,
respectively.
Moreover,
Be-TiS2
facilitate
acceleration
Li2S
decomposition
Li-ion
migration
their
surfaces.
This
investigation
effectively
advances
our
understanding
role
conversion
process
offers
valuable
insights
into
design
cathodes
batteries.
ACS Applied Materials & Interfaces,
Год журнала:
2024,
Номер
16(27), С. 35217 - 35224
Опубликована: Июнь 28, 2024
Aqueous
zinc-ion
batteries
(AZIBs)
have
emerged
as
one
of
the
most
promising
energy
storage
technologies
due
to
their
high
safety
and
cost-effectiveness.
However,
several
challenges
associated
with
Zn
metal
anode,
such
dendrite
growth,
corrosion,
hydrogen
evolution
reaction
(HER),
hindered
further
applications
AZIBs.
Herein,
maltose
(MT)
is
used
a
functional
electrolyte
additive
protect
electrode
during
interface
deposition
process.
The
can
effectively
affect
metal,
suppressing
HER
corrosion
reactions.
Moreover,
it
facilitates
uniform
by
inducing
Zn2+
form
stable
(100)
crystal
plane.
As
result,
symmetric
cell
exhibited
cycling
performance
for
2000
h
at
current
density
2
mA
cm–2,
Zn||NH4V4O10
full
maintained
steady
1000
cycles
A
g–1.
This
study
provides
an
approach
achieve
through
additives.
