Nano-Micro Letters,
Год журнала:
2023,
Номер
15(1)
Опубликована: Янв. 17, 2023
The
ripple
effect
induced
by
uncontrollable
Zn
deposition
is
considered
as
the
Achilles
heel
for
developing
high-performance
aqueous
Zn-ion
batteries.
For
this
problem,
work
reports
a
design
concept
of
3D
artificial
array
interface
engineering
to
achieve
volume
stress
elimination,
preferred
orientation
growth
and
dendrite-free
stable
metal
anode.
mechanism
MXene
on
modulating
kinetics
behavior
atoms
were
firstly
disclosed
multi-scale
level,
including
in-situ
optical
microscopy
transient
simulation
at
mesoscopic
scale,
Raman
spectroscopy
X-ray
diffraction
microscopic
well
density
functional
theory
calculation
atomic
scale.
As
indicated
electrochemical
performance
tests,
such
engineered
electrode
exhibits
comprehensive
enhancements
not
only
in
resistance
corrosion
hydrogen
evolution,
but
also
rate
capability
cyclic
stability.
High-rate
(20
mA
cm-2)
durable
cycle
lifespan
(1350
h
0.5
cm-2,
1500
1
cm-2
800
5
can
be
realized.
Moreover,
improvement
(214.1
mAh
g-1
obtained
10
A
g-1)
stability
demonstrated
case
array@Zn/VO2
battery.
Beyond
previous
2D
closed
engineering,
research
offers
unique
open
stabilize
anode,
controllable
revealed
expected
deepen
fundamental
rechargeable
batteries
limited
Abstract
Zn‐ion
batteries
are
regarded
as
the
most
promising
for
next‐generation,
large‐scale
energy
storage
because
of
their
low
cost,
high
safety,
and
eco‐friendly
nature.
The
use
aqueous
electrolytes
results
in
poor
reversibility
leads
to
many
challenges
related
Zn
anode.
Electrolyte
additives
can
effectively
address
such
challenges,
including
dendrite
growth
corrosion.
This
review
provides
a
comprehensive
introduction
major
current
strategies
used
anode
protection.
In
particular,
an
in‐depth
fundamental
understanding
is
provided
various
functions
electrolyte
additives,
electrostatic
shielding,
adsorption,
situ
solid
interphase
formation,
enhancing
water
stability,
surface
texture
regulation.
Potential
future
research
directions
also
discussed.
ACS Nano,
Год журнала:
2023,
Номер
17(12), С. 11946 - 11956
Опубликована: Июнь 15, 2023
Dendrite
growth
and
electrode/electrolyte
interface
side
reactions
in
aqueous
zinc-ion
batteries
(AZIBs)
not
only
impair
the
battery
lifetime
but
also
pose
serious
safety
concerns
for
system,
hindering
its
application
large-scale
energy
storage
systems.
Herein,
by
introducing
positively
charged
chlorinated
graphene
quantum
dot
(Cl-GQD)
additives
into
electrolyte,
a
bifunctional
dynamic
adaptive
interphase
is
proposed
to
achieve
Zn
deposition
regulation
reaction
suppression
AZIBs.
During
charging
process,
Cl-GQDs
are
adsorbed
onto
surface,
acting
as
an
electrostatic
shield
layer
that
facilitates
smooth
deposition.
In
addition,
relative
hydrophobic
properties
of
groups
build
protective
anode,
mitigating
corrosion
anode
water
molecules.
More
importantly,
consumed
throughout
cell
operation
exhibit
reconfiguration
behavior,
which
ensures
stability
sustainability
this
interphase.
Consequently,
cells
mediated
enable
dendrite-free
plating/stripping
more
than
2000
h.
Particularly,
even
at
45.5%
depth
discharge,
modified
Zn//LiMn2O4
hybrid
still
retain
86%
capacity
retention
after
100
cycles,
confirming
feasibility
simple
approach
with
limited
sources.
Nano-Micro Letters,
Год журнала:
2023,
Номер
15(1)
Опубликована: Янв. 17, 2023
The
ripple
effect
induced
by
uncontrollable
Zn
deposition
is
considered
as
the
Achilles
heel
for
developing
high-performance
aqueous
Zn-ion
batteries.
For
this
problem,
work
reports
a
design
concept
of
3D
artificial
array
interface
engineering
to
achieve
volume
stress
elimination,
preferred
orientation
growth
and
dendrite-free
stable
metal
anode.
mechanism
MXene
on
modulating
kinetics
behavior
atoms
were
firstly
disclosed
multi-scale
level,
including
in-situ
optical
microscopy
transient
simulation
at
mesoscopic
scale,
Raman
spectroscopy
X-ray
diffraction
microscopic
well
density
functional
theory
calculation
atomic
scale.
As
indicated
electrochemical
performance
tests,
such
engineered
electrode
exhibits
comprehensive
enhancements
not
only
in
resistance
corrosion
hydrogen
evolution,
but
also
rate
capability
cyclic
stability.
High-rate
(20
mA
cm-2)
durable
cycle
lifespan
(1350
h
0.5
cm-2,
1500
1
cm-2
800
5
can
be
realized.
Moreover,
improvement
(214.1
mAh
g-1
obtained
10
A
g-1)
stability
demonstrated
case
array@Zn/VO2
battery.
Beyond
previous
2D
closed
engineering,
research
offers
unique
open
stabilize
anode,
controllable
revealed
expected
deepen
fundamental
rechargeable
batteries
limited
