ACS Applied Materials & Interfaces,
Год журнала:
2024,
Номер
16(26), С. 33559 - 33570
Опубликована: Июнь 24, 2024
Aqueous
zinc
(Zn)
ion
batteries
have
received
broad
attention
recently.
However,
their
practical
application
is
limited
by
severe
Zn
dendrite
growth
and
the
hydrogen
evolution
reaction.
In
this
study,
three
alkali
metal
ions
(Li+,
Na+,
K+)
are
added
in
ZnSO4
electrolytes,
which
subjected
to
electrochemical
measurements
molecular
dynamics
simulations.
The
studies
show
that
since
K+
has
highest
mobility
self-diffusion
coefficient
among
four
K+,
Zn2+),
it
enables
preferentially
approach
a
at
an
earlier
time,
driven
negative
electric
field
during
cathodic
process.
double
layer,
with
around
negatively
charged
dendrite,
inhibits
mitigates
reaction
on
anode.
Under
kinetic
effect,
Zn-Zn
symmetric
cell
exhibits
long
cycling
stability
of
1000
h
1
mA·cm-2
mAh·cm-2
190
30
2
mAh·cm-2.
Such
effect
also
observed
additives
Na+
Li+,
though
less
profound
than
K+.
Abstract
Aqueous
zinc
metal
batteries
(AZMBs)
are
emerging
as
a
powerful
contender
in
the
realm
of
large‐scale
intermittent
energy
storage
systems,
presenting
compelling
alternative
to
existing
ion
battery
technologies.
They
harness
benefits
zinc's
high
safety,
natural
abundance,
and
favorable
electrochemical
potential
(−0.762
V
vs
Standard
hydrogen
electrode,
SHE),
alongside
an
impressive
theoretical
capacity
(820
mAh
g
−1
5655
cm
−3
).
However,
performance
ZMBs
is
impeded
by
several
challenges,
including
poor
compatibility
with
high‐loading
cathodes
persistent
side
reactions.
These
issues
intricately
linked
inherent
physicochemical
properties
anodes
(ZMAs).
Here,
this
review
delves
into
traditional
methods
ZMAs
production,
encompassing
extraction,
electrodeposition,
rolling
processes.
The
discussion
then
progresses
exploration
cutting‐edge
methodologies
designed
enhance
ZMAs.
categorized
alloying,
pre‐treatment
substrate,
advanced
electrodeposition
techniques,
development
composite
utilizing
powder.
offers
comparative
analysis
merits
drawbacks
various
optimization
strategies,
highlighting
beneficial
outcomes
achieved.
It
aspires
inspire
novel
concepts
for
advancement
innovation
next‐generation
zinc‐based
solutions.
Advanced Functional Materials,
Год журнала:
2025,
Номер
unknown
Опубликована: Янв. 23, 2025
Abstract
Aqueous
Zn
metal
batteries
(AZMBs)
have
appealing
advantages,
including
good
safety,
low
cost,
and
high
volumetric
energy
density.
However,
serious
parasitic
reactions
dendrite
growth
at
anodes
hinder
practical
applications
of
AZMBs.
Here,
a
nature‐inspired
strategy
is
proposed
to
improve
using
plant‐cell
derivatives
as
additives
for
ZnSO
4
electrolytes.
In
the
electrolyte,
TEMPO
(2,2,6,6‐tetramethylpiperidine‐1‐oxyl)‐oxidized
cellulose
nanofibers
(TOCN)
calcium
lignosulfonate
(CL)
with
specific
functional
groups
modulate
2+
solvation
structure.
More
importantly,
they
reform
cell
membrane/wall‐like
layer
mechanical
strength
selective
transmission/plating
on
anode
surface,
which
enables
uniform
deposition
alleviates
side
reactions.
As
result,
symmetric
cells
dual‐additive
electrolyte
exhibit
highly
reversible
dendrite‐free
stripping/plating
behavior
over
2000
500
h
2
mA
cm
−2
/1
mAh
10
/10
,
respectively.
Furthermore,
Zn//NH
V
O
full
shows
cycling
stability
300
cycles
negative/positive
(N/P)
ratio.
A
density
92.9
Wh
kg
−1
can
be
delivered
limited
metallic
consumption,
showing
that
has
prospects
use.
ACS Applied Materials & Interfaces,
Год журнала:
2024,
Номер
16(26), С. 33559 - 33570
Опубликована: Июнь 24, 2024
Aqueous
zinc
(Zn)
ion
batteries
have
received
broad
attention
recently.
However,
their
practical
application
is
limited
by
severe
Zn
dendrite
growth
and
the
hydrogen
evolution
reaction.
In
this
study,
three
alkali
metal
ions
(Li+,
Na+,
K+)
are
added
in
ZnSO4
electrolytes,
which
subjected
to
electrochemical
measurements
molecular
dynamics
simulations.
The
studies
show
that
since
K+
has
highest
mobility
self-diffusion
coefficient
among
four
K+,
Zn2+),
it
enables
preferentially
approach
a
at
an
earlier
time,
driven
negative
electric
field
during
cathodic
process.
double
layer,
with
around
negatively
charged
dendrite,
inhibits
mitigates
reaction
on
anode.
Under
kinetic
effect,
Zn-Zn
symmetric
cell
exhibits
long
cycling
stability
of
1000
h
1
mA·cm-2
mAh·cm-2
190
30
2
mAh·cm-2.
Such
effect
also
observed
additives
Na+
Li+,
though
less
profound
than
K+.
