Abstract
Dendrite
growth
and
other
side‐reaction
problems
of
zinc
anodes
in
aqueous
zinc‐ion
batteries
heavily
affect
their
cycling
lifespan
Coulombic
efficiency,
which
can
be
effectively
alleviated
by
the
application
polymer‐based
functional
protection
layer
on
anode.
However,
utilization
rate
groups
is
difficult
to
improve
without
destroying
polymer
chain.
Here,
a
simple
well‐established
strategy
proposed
controlling
orientation
(─SO
3
H)
assist
optimization
anodes.
Depending
electrostatic
effect,
surface‐enriched
─SO
H
increase
ionic
conductivity
homogenize
Zn
2+
flux
while
inhibiting
anionic
permeation.
This
approach
avoids
destruction
backbone
over‐sulfonation
amplifies
effect
groups.
Therefore,
modified
sulfonated
polyether
ether
ketone
(H‐SPEEK)
coating‐optimized
anode
capable
longtime
stable
plating/stripping,
moreover
an
enhanced
steadiness
under
high
current
densities
also
detected
series
with
different
cathode
materials,
achieved
inclusion
H‐SPEEK
coating
causing
any
harmful
effects
electrolyte
cathode.
work
provides
easy
efficient
further
optimize
plating/stripping
cations
metal
electrodes,
sheds
lights
scale‐up
high‐performance
battery
technology.
Advanced Energy Materials,
Год журнала:
2024,
Номер
14(26)
Опубликована: Апрель 21, 2024
Abstract
The
practical
application
of
aqueous
Zn‐metal
anodes
(AZMAs)
is
mainly
impeded
by
the
short
cycling
life
and
unsatisfactory
reversibility
springing
from
notorious
Zn
dendrite
growth
detrimental
water‐induced
parasitic
reactions
at
anode‐electrolyte
interface.
To
tackle
these
challenges,
a
multifunctional
interface
Sn‐modified
Ti
3
C
2
Cl
MXene
(denoted
as
Sn‐MXene)
with
high
zincophilic
hydrophobic
properties
rationally
designed
via
1‐step
strategy
novel
molten
salt
etching
to
achieve
dendrite‐free
deposition.
Experimental
results
theoretical
calculations
reveal
that
Sn
nanoparticles
can
induce
strongly
surface
2+
adsorption,
significantly
decreases
energy
(002)
plane,
guiding
zinc‐preferred
orientation
along
plane
in
electroplating
process.
Moreover,
‐Cl
terminations
protective
for
anode
regulate
Zn‐ion
solvation
structure
mitigate
H
O‐decomposition‐induced
side
reactions,
guarantee
steady
stream
flux.
Encouragingly,
benefiting
Sn‐MXene
layer,
reaction‐free
an
excellent
lifespan
achieved,
which
further
applied
full
battery
(Sn‐MXene‐Zn//
α
‐MnO
)
long‐term
span
over
800
cycles
under
1
A
g
–1
capacity
retention
96%.
Abstract
Zinc‐organic
batteries
(ZOBs)
are
receiving
widespread
attention
as
up‐and‐coming
energy‐storage
systems
due
to
their
sustainability,
operational
safety
and
low
cost.
Charge
carrier
is
one
of
the
critical
factors
affecting
redox
kinetics
electrochemical
performances
ZOBs.
Compared
with
conventional
large‐sized
sluggish
Zn
2+
storage,
non‐metallic
charge
carriers
small
hydrated
size
light
weight
show
accelerated
interfacial
dehydration
fast
reaction
kinetics,
enabling
superior
metrics
for
Thus,
it
valuable
ongoing
works
build
better
ZOBs
ion
storage.
In
this
review,
versatile
cationic
(H
+
,
NH
4
)
anionic
(Cl
−
OH
CF
3
SO
2−
first
categorized
a
brief
comparison
respective
physicochemical
properties
chemical
interactions
redox‐active
organic
materials.
Furthermore,
work
highlights
implementation
effectiveness
ions
in
ZOBs,
giving
insights
into
impact
types
on
(capacity,
rate
capability,
operation
voltage,
cycle
life)
cathodes.
Finally,
challenges
perspectives
non‐metal‐ion‐based
outlined
guild
future
development
next‐generation
energy
communities.
Advanced Energy Materials,
Год журнала:
2024,
Номер
unknown
Опубликована: Сен. 16, 2024
Abstract
The
cost‐effectiveness
and
environmental
benefits
of
aqueous
zinc‐ion
batteries
(ZIBs)
have
attracted
considerable
attention.
However,
practical
applications
are
hindered
by
side
processes
including
dendritic
growth
hydrogen
evolution
corrosion.
Herein,
gallium
ions
(Ga
3+
)
been
chosen
as
a
multifunctional
electrolyte
additive
to
improve
the
reversibility
(ZIBs).
Remarkably,
Ga
adhere
anode
surface,
establishing
dynamic
electrostatic
shielding
layer
that
modulates
Zn
2+
deposition
prevents
reactions.
Typically,
preferentially
adsorb
onto
(002)
(110)
planes
Zn,
facilitating
preferential
on
(100)
plane,
resulting
in
dendrites‐free
zinc
anode.
Consequently,
Zn||Zn
symmetrical
cell
with
‐modified
demonstrates
prolonged
lifespan
4000
h,
while
Zn||Ti
asymmetric
exhibits
an
impressive
coulombic
efficiency
99.12%
for
stripping
plating
at
2
mA
cm
−2
.
Additionally,
Zn||VO
maintains
high
capacity
retention
after
1500
cycles
5
A
g
−1
This
work
presents
additive,
development
durable
effect
plane
electroplating,
ensuring
free
from
dendrite
formation.
Such
discoveries
form
basis
future
investigations
into
novel
materials
propel
advancements
metal
battery
technology.
Advanced Functional Materials,
Год журнала:
2024,
Номер
34(25)
Опубликована: Фев. 9, 2024
Abstract
Zinc
metal
is
a
promising
choice
as
high‐capacity
and
cost‐effective
anode
for
aqueous
zinc‐based
batteries.
However,
it
faces
challenges
related
to
low
cycling
stability
poor
reversibility
due
parasitic
reactions
the
growth
of
zinc
dendrites.
In
this
study,
solution
proposed
by
introducing
conductive
Ti
4
O
7
layer
on
enhance
electrode
stability.
The
serves
dual
purpose,
effectively
preventing
spontaneous
corrosion
in
electrolyte,
thereby
inhibiting
hydrogen
evolution
reaction
generation
byproducts.
Simultaneously,
promotes
Zn
nucleation
ensures
uniform
electric
field
distribution,
resulting
homogeneous
plating
stripping
compared
using
bare
anode.
Consequently,
‐coated
experiences
significant
reduction
over‐potential,
demonstrating
long‐term
dendrite‐free
behavior.
This
outcome
polarization
potential
high
zinc‐ion
work
underscores
oxides
development
stable
electrodes.
Advanced Functional Materials,
Год журнала:
2024,
Номер
unknown
Опубликована: Июль 5, 2024
Abstract
Aqueous
zinc‐ion
batteries
(ZIBs)
have
generated
extensive
research
attention
for
stationary
energy
storage,
due
to
their
advantaged
superiority
in
terms
of
inherent
safety,
low
cost,
and
eco‐friendliness.
However,
uncontrollable
dendrite
growth
side
reactions
the
Zn
anode
affect
cycle
life
ZIBs.
Conventional
separators
are
almost
ineffective
inhibiting
these
issues.
Herein,
a
chitin
nanofiber
membrane
separator
is
developed
tackle
issues
via
simple,
low‐cost,
scalable
strategy.
The
obtained
exhibits
abundant
zincophilic
functional
groups,
homogeneous
nanopores,
excellent
mechanical
properties,
which
facilitate
desolvation
hydrated
2+
ions,
improve
transference
number,
homogenize
ion
flux,
simultaneously.
Moreover,
can
also
reduce
deposition
barrier,
accelerate
kinetics.
Therefore,
dendrites
harmful
effectively
synchronously
suppressed,
enabling
assembled
ZIBs
with
an
ultralong
good
rate
capability.
Impressively,
Zn‐MnO
2
pouch
cell
stability
safety
under
various
external
damages.
above
highlights
mark
significant
step
toward
practical
application
Advanced Materials,
Год журнала:
2024,
Номер
unknown
Опубликована: Ноя. 20, 2024
Aqueous
zinc
ion
batteries
(AZIBs)
are
experiencing
rapid
development
due
to
their
high
theoretical
capacity,
abundant
resources,
and
intrinsic
safety.
However,
the
progress
of
AZIBs
is
hindered
by
uncontrollable
parasitic
reactions
excessive
dendrite
growth,
which
compromise
durability
effective
utilization
metal
anodes.
To
address
these
challenges,
study
has
constructed
a
3D
crosslinked
macromolecular
network
composed
ion-bonded
potato
starch
(StZ)
as
an
interface
layer
on
Zn
foil
(StZ-Zn)
inhibit
hydrogen
evolution,
regulate
