Advanced Energy Materials,
Год журнала:
2024,
Номер
unknown
Опубликована: Ноя. 5, 2024
Abstract
Aqueous
Zn‐ion
batteries
(AZIBs)
are
promising
energy
storage
systems
due
to
their
low
cost,
excellent
safety,
and
environmental
friendliness.
However,
challenges
like
uncontrollable
dendrite
growth
side
reactions
during
battery
operation
limit
commercialization.
Addressing
these
issues
requires
regulating
ion
deposition
behavior
at
the
anode/electrolyte
interface.
The
electrostatic
shielding
effect,
which
leverages
interplay
between
electric
potential
ionic
motion,
provides
a
unique
mechanism
inhibit
zinc
dendrites
effectively.
Despite
significant
progress
in
understanding
AZIBs,
comprehensive
summary
of
its
effects
is
still
lacking.
This
paper
first
reviews
primary
AZIBs
then
describes
how
effect
can
optimize
performance.
Existing
strategies
for
achieving
through
anode
structure
optimization
electrolyte
optimization‐are
classified
analyzed.
Finally,
review
summarizes
current
stabilizing
anodes,
identifies
existing
challenges,
discusses
future
potential,
this
approach
AZIBs.
Polymers,
Год журнала:
2025,
Номер
17(7), С. 888 - 888
Опубликована: Март 26, 2025
Multi-component
electrolyte
additives
may
significantly
contribute
to
improving
the
performance
of
rechargeable
aqueous
zinc-ion
batteries.
Herein,
we
propose
a
mixed
system
employing
polyethylene
glycol
200
(PEG200)
and
quaternized
kraft
lignin
(QKL)
as
co-additives
in
Zn//MnO2
Reduced
corrosion
suppression
hydrogen
evolution
reaction
on
zinc
electrode
were
achieved
when
0.5
wt.%
PEG200
0.2
QKL
added
reference
electrolyte.
This
optimized
electrolyte,
0.5%
+
0.2%
QKL,
was
conducive
Zn
reversibility
Zn//Zn
symmetric
batteries
resulted
higher
cycling
stability,
with
coulombic
efficiency
98.01%
under
1
mA
cm-2
mAh
for
Zn//Cu
cells.
Furthermore,
full
presented
good
overall
electrochemical
exhibited
decent
discharge
capacity
around
85
g-1
after
2000
cycles
at
1.5
A
g-1.
As
confirmed
by
X-ray
diffraction
scanning
electron
microscopy,
dominant
(002)
oriental
dendrite-free
deposition
anode
battery
using
byproducts
also
reduced
significantly.
study
has
contributed
development
Abstract
Aqueous
Zn
batteries
(ZBs)
are
promising
candidates
for
large‐scale
energy
storage,
considering
their
intrinsically
safe
features,
competitive
cost,
and
environmental
friendliness.
However,
the
fascinating
metallic
anode
is
subjected
to
severe
issues,
such
as
dendrite
growth,
hydrogen
evolution,
corrosion.
Additionally,
traditional
aqueous
electrolytes'
narrow
electrochemical
windows
temperature
ranges
further
hinder
practical
application
of
ZBs.
Solid‐state
electrolytes,
including
solid
polymer
electrolytes
hydrogel
offer
distinct
paths
mitigate
these
issues
simultaneously
endow
ZBs
with
customizable
functions
flexibility,
self‐healing,
anti‐freezing,
regulated
deposition,
etc,
due
tuneable
structures.
This
review
summarizes
latest
progress
in
developing
ZBs,
focusing
on
modifying
ionic
conductivity,
interfacial
compatibility,
stability,
stability
windows,
improving
adaptability
under
harsh
conditions.
Although
some
achievements
obtained,
many
critical
challenges
still
exist,
it
hoped
guidance
future
research,
accelerating
development
electrolytes.
