Abstract
Rechargeable
Zn–air
batteries
(ZABs)
hold
promise
as
the
next‐generation
energy‐storage
devices
owing
to
their
affordability,
environmental
friendliness,
and
safety.
However,
cathodic
catalysts
are
easily
inactivated
in
prolonged
redox
potential
environments,
resulting
inadequate
energy
efficiency
poor
cycle
stability.
To
address
these
challenges,
anodic
active
sites
require
multiple‐atom
combinations,
that
is,
ensembles
of
metals.
Heterogeneous
bimetallic
atomically
dispersed
(HBADCs),
consisting
heterogeneous
isolated
single
atoms
atomic
pairs,
expected
synergistically
boost
cyclic
oxygen
reduction
evolution
reactions
ZABs
tuneable
microenvironments.
This
minireview
revisits
recent
achievements
HBADCs
for
ZABs.
Coordination
environment
engineering
catalytic
substrate
structure
optimization
strategies
summarized
predict
innovation
direction
ZAB
performance
enhancement.
These
divided
into
ferrous
nonferrous
dual
with
unique
microenvironments,
including
synergistic
effects,
ion
modulation,
electronic
coupling,
activity.
Finally,
conclusions
perspectives
relating
future
challenges
opportunities
provided
optimise
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 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.
Advanced Energy Materials,
Год журнала:
2025,
Номер
unknown
Опубликована: Март 24, 2025
Abstract
Despite
the
advantages
of
low
cost,
safety,
and
environmental
friendliness,
aqueous
zinc‐ion
batteries
(AZIBs)
encounter
challenges
such
as
zinc
dendrite
formation,
severe
side
reactions,
electrolyte
instability.
Many
effective
additives
exhibit
limited
solubility
in
water,
thus
reducing
their
practical
application
potential.
In
this
study,
a
dissolution‐promoting
strategy
is
proposed
by
introducing
citric
acid
(CA)
to
enhance
dissolution
aspartame
(APM),
resulting
sulfate
electrolyte.
Simulations
experiments
indicate
that
CA
regulates
both
solvation
structure
Zn
2+
pH
electrolyte,
while
APM
preferentially
integrates
into
electric
double
layer
form
solid
interphase
with
CA,
thereby
suppressing
hydrogen
evolution
reactions.
Consequently,
zinc‐zinc
symmetric
cell
exhibits
an
extended
lifespan
over
4,500
h
at
1.0
mA
cm
−2
/1.0
mAh
.
As
result,
AZIBs
commercial
foil
MnO
2
enhanced
rate
capability
improved
capacity
retention
(75.6%)
after
2,000
cycles.
This
study
presents
novel
for
stabilizing
anodes
offers
comprehensive
framework
addressing
fundamental
AZIBs,
advancing
next‐generation
energy
storage
systems.
Advanced Functional Materials,
Год журнала:
2024,
Номер
unknown
Опубликована: Сен. 24, 2024
Abstract
The
application
of
zinc‐ion
batteries
(ZIBs)
is
seriously
challenged
by
the
poor
stability
Zn
anode
and
cathode
in
aqueous
solution,
which
closely
associated
with
electrolyte
structure
water
reactivity.
Herein,
issues
both
for
can
be
simultaneously
addressed
via
tuning
solvation
hybrid
tripropyl
phosphate
(TPP)
as
co‐solvent.
On
anode,
a
robust
poly‐inorganic
solid
interphase
(SEI)
layer
comprised
3
(PO
4
)
2
‐ZnS‐ZnF
species
situ
formed,
effectively
suppressing
parasitic
reaction
dendrite
evolution.
For
V
O
5
cathode,
notorious
vanadium
dissolution
restricted
improved
achieved.
optimized
facilitates
reversible
redox
kinetics
at
anode.
Consequently,
Zn||Zn
cells
display
extended
cycling
lifespans
over
3000
h
1
mA
cm
−2
,
mAh
.
Zn||V
full
deliver
high
capacity
261.8
g
−1
hold
retention
73.6%
upon
500
cycles
even
operated
harsh
conditions
thin
(10
µm)
low
negative/positive
(N/P)
ratio
≈4.3,
also
showcase
impressive
performance
regard
to
rate
storage
performance,
further
emphasizing
potential
regulation
tactics
advancing
commercialization
ZIBs.
ACS Applied Materials & Interfaces,
Год журнала:
2025,
Номер
unknown
Опубликована: Янв. 4, 2025
Gradient
porous
carbon
has
become
a
potential
electrode
material
for
energy
storage
devices,
including
the
aqueous
zinc-ion
hybrid
capacitor
(ZIHC).
Compared
with
sufficient
studies
on
fabrication
of
ZIHCs
high
electrochemical
performance,
there
is
still
lack
in-depth
understanding
underlying
mechanisms
gradient
structure
storage,
especially
synergistic
effect
ultramicropores
(<1
nm)
and
micropores
(1-2
nm).
Here,
we
report
design
principle
used
ZIHC
based
data-mining
machine
learning
(ML)
method.
It
clarified
that
combination
0.6-0.9
nm
ultramicropore
1.6
micropore
achieves
highest
specific
capacity.
Molecular
dynamic
simulation
was
further
employed
to
investigate
electric
double-layer
structures
in
several
kinds
electrified
electrode/electrolyte
interface.
found
Zn
Aqueous
Zn-metal
batteries
have
been
considered
as
a
potentially
sustainable
energy
storage
device.
They
often
suffer
from
poor
reversibility
and
cyclability
due
to
metallic
Zn
dendrites
parasitic
reactions.
However,
the
previous
perspectives
mechanisms,
coupled
with
their
intricate
functional
groups
for
dendrite
growth,
H2
evolution,
metal
corrosion,
render
selection
criteria
of
electrolyte
additives
inherently
ambiguous.
Herein,
it
takes
amino
acids
an
example
detailed
explored
impact
three
typical
─NH2,
─COOH,
─CO─NH2.
It
is
identified
that
primary
determinant
amide
can
be
used
active
sites
refine
Zn2+
ion
solvation
structure
promote
deposition.
At
metal-electrolyte
interface,
chemisorption
onto
surface
anode
inhibits
hydrogen
evolution
facilitates
planar
deposition
Zn.
As
result,
Zn||Zn
cell
optimal
group
shows
remarkable
cycling
durability
under
current
density
10
mA
cm-2.
When
combined
NH4V4O10
cathode,
assembled
coin
retains
≈60%
its
capacity
after
500
cycles.
This
molecule
additive,
emphasize
role
in
fine-tuning
structures
Zn/electrolyte
interface
electrochemical
properties.
