ACS Nano,
Journal Year:
2025,
Volume and Issue:
unknown
Published: March 25, 2025
Developing
ionotronic
interface
layers
for
zinc
anodes
with
superior
mechanical
integrity
is
one
of
the
efficient
strategies
to
suppress
growth
dendrites
in
favor
cycling
stability
aqueous
zinc-ion
batteries
(AZIBs).
Herein,
we
assembled
robust
2D
MXene-based
hydrogel
films
cross-linked
by
1D
cellulose
nanofibril
(CNF)
dual
networks,
acting
as
stabilize
Zn
anodes.
The
MXene-CNF
integrated
multifunctionalities,
including
a
high
in-plane
toughness
18.39
MJ
m-3,
in-plane/out-of-plane
elastic
modulus
0.85
and
3.65
GPa,
mixed
electronic/ionic
(ionotronic)
conductivity
1.53
S
cm-1
0.52
mS
cm-1,
zincophilicity
binding
energy
(1.33
eV)
low
migration
barrier
(0.24
Zn2+.
These
endowed
coupled
multifield
effects,
strong
stress
confinement
uniform
ionic/electronic
field
distributions
on
anodes,
effectively
suppressed
dendrite
growth,
proven
experiments
simulations.
An
example
MXene-CNF|Zn
showed
reduced
nucleation
overpotential
19
mV,
an
extended
life
over
2700
h
Zn||Zn
cells,
capacity
323
mAh
g-1
Zn||MnO2
compared
bare
Zn.
This
work
offers
approach
exploring
mechanically
1D/2D
AZIBs.
Advanced Energy Materials,
Journal Year:
2024,
Volume and Issue:
14(21)
Published: Feb. 29, 2024
Abstract
Rechargeable
aqueous
zinc‐ion
batteries
(ZIBs)
are
highly
promising
for
large‐scale
sustainable
energy
storage
applications,
but
there
remain
serious
problems
such
as
Zn
dendrites
and
side
reactions
that
limit
the
cycling
performance.
Herein,
arrays
of
core–shell
nanorods
on
Cu
foam
developed
to
stabilize
zinc
anodes,
which
have
a
hierarchical
topological
structure
consisting
N‐doped
carbon
layers
embedded
with
zincophilic
component
5
8
alloy
(Cu
@NC).
It
is
found
inner
alloys
minimized
nucleation
barriers
act
preferred
sites,
provide
protective
further
accommodate
high‐capacity
plating
Zn,
leading
trapping‐and‐leveling
process
deposition.
The
as‐obtained
play
an
important
role
in
homogenizing
interfacial
ionic
fluxes
reducing
local
current
densities.
As
result,
optimized
@NC
host
yields
superb
Coulombic
efficiency
99.7%
over
5000
plating/stripping
cycles,
corresponding
symmetric
cell
delivers
ultralong
dendrite‐free
cycle
life
7000
h
low
overpotential
16.5
mV
at
1
mA
cm
−2
mAh
.
ZIB
assembled
anode
V
2
O
cathode
exhibits
long‐term
charging/discharging
cycles
well,
up
89.2%
capacity
retention
after
10
000
cycles.
Energy & Environmental Science,
Journal Year:
2024,
Volume and Issue:
17(5), P. 1894 - 1903
Published: Jan. 1, 2024
Zn
anodes
with
double-sided
engineering
are
rationally
designed
and
facilely
constructed,
which
generates
a
space-confined
reversible
deposition
behavior,
thus
enabling
stable
anode
working
at
high
depth
of
discharge
energy
density.
Advanced Materials,
Journal Year:
2024,
Volume and Issue:
unknown
Published: Aug. 27, 2024
Abstract
Due
to
the
slow
dynamics
of
mass
and
charge
transfer
at
Zn|electrolyte
interface,
stable
operation
Zn–air
batteries
(ZABs)
is
challenging,
especially
low
temperature.
Herein,
inspired
by
cell
membrane,
a
hydrophilic‐hydrophobic
dual
modulated
interface
constructed.
This
amphiphilic
design
enables
quasi‐solid‐state
(QSS)
ZABs
display
long‐term
cyclability
180
h@50
mA
cm
−2
25
°C.
Moreover,
record‐long
time
173
h@4
−60
°C
also
achieved,
which
almost
threefolds
untreated
QSS
ZABs.
Control
experiments
(in
situ)
characterization
reveal
that
growth
insulating
ZnO
passivation
layers
largely
inhibited
tuned
hydrophilic–hydrophobic
behavior.
Thus,
enhanced
dynamic
Zn
2+
from
attained.
As
an
extension,
Al‐air
(AABs)
with
bioinspired
show
unprecedented
discharge
stability
420
h@1
‐40
°C,
about
two
times
AABs.
bioinspired‐hydrophilic‐hydrophobic
modulation
strategy
may
provide
reference
for
energy
transform
storage
devices
broad
temperature
adaptability.
Journal of Materials Chemistry A,
Journal Year:
2024,
Volume and Issue:
12(20), P. 11883 - 11894
Published: Jan. 1, 2024
Vanadium-based
oxides
are
considered
desirable
cathode
materials
for
aqueous
zinc
ion
batteries
owing
to
their
high
theoretical
specific
capacity
and
open
crystal
structure.
Advanced Materials,
Journal Year:
2024,
Volume and Issue:
unknown
Published: Nov. 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
Angewandte Chemie International Edition,
Journal Year:
2024,
Volume and Issue:
unknown
Published: May 31, 2024
Realizing
durative
dense,
dendrite-free,
and
no
by-product
deposition
configuration
on
Zn
anodes
is
crucial
to
solving
the
short
circuit
premature
failure
of
batteries,
which
simultaneously
determined
by
interface
chemistry,
electro-reduction
kinetics,
mass
transfer
process,
their
interaction.
Herein,
this
work
unmasks
a
domino
effect
β-alanine
cations
(Ala
Aqueous
zinc-ion
batteries
(AZIBs)
are
considered
a
promising
option
for
large-scale
energy
storage
because
of
their
low
cost
and
high
safety.
However,
the
lack
suitable
cathode
materials
has
limited
development.
Vanadium-based
oxides
have
been
widely
studied
due
to
layered
crystal
structures
theoretical
specific
capacities.
Nevertheless,
they
prone
vanadium
dissolution
cycle
life
during
cycling.
Pre-embedding
K+
in
V2O5
by
hydrothermal
method
increases
layer
spacing
stabilizes
structure.
Oxygen
vacancies
introduced
provide
more
sites
Zn
storage.
The
results
show
that
K0.39V2O5·0.52H2O
nanostructures
exhibit
stable
cycling
performance.
capacity
is
552
mAh
g–1
at
0.1
A
g–1,
retention
90%
11,000
cycles
10
g–1.
When
electrolyte
changed
from
Zn(CF3SO3)2
ZnSO4,
rate
98%
after
200
1
nearly
100%
2400
This
study
highlights
potential
ion
doping
oxygen
defects
modifying
electrodes
provides
guide
exploring
working
mechanisms
aqueous
batteries.
