Advanced Energy Materials,
Journal Year:
2024,
Volume and Issue:
14(25)
Published: April 24, 2024
Abstract
The
reversibility
and
sustainability
of
Zn
anode
are
greatly
hampered
by
the
dendrite
growth
side
reactions.
Orientational
deposition,
which
allows
assembly
deposits
in
a
highly
ordered
compact
manner,
offers
solution
to
these
issues
enabling
dendrite‐free
anodes.
Moreover,
orientational
deposition
can
effectively
inhibit
reaction
reducing
exposed
surface
area
electrode.
Despite
significant
progress
field
there
is
still
lack
clear
guidelines
for
regulating
orientation,
underlying
mechanisms
remain
rather
elusive.
Therefore,
comprehensive
review
urgently
needed
provide
mechanistic
insight
into
deposition.
This
summarizes
burgeoning
strategies
steering
categorizing
corresponding
five
aspects:
heteroepitaxial
homoepitaxial
interfacial
cultivation,
crystal
facet
anchoring,
current
density
regulation.
distinct
advantages
limitations
each
mechanism
controlling
orientation
discussed
detail.
Finally,
challenges
future
trends
pertaining
envisaged,
aiming
essence
realize
reversible
anodes
ultimately
bridge
gap
between
reality
ideal
aqueous
Zn‐ion
batteries.
Advanced Functional Materials,
Journal Year:
2023,
Volume and Issue:
34(14)
Published: Dec. 21, 2023
Abstract
Dendrite‐free
Zn
anode
is
the
key
to
avoiding
battery
failure,
which
largely
determined
by
crystal
growth
during
electrodeposition
process.
Therefore,
controlling
specific
orientation
of
imperative
for
high‐performing
aqueous
zinc
ion
batteries.
Herein,
an
electrocrystallization
regulation
strategy
proposed
achieve
near‐unity
stacked
(002)
texture
growth.
Featuring
zincophilic
nature
and
high
electronegative
carboxylate
radical,
disodium
maleate
molecules
tend
selectively
adsorb
on
plane,
forming
a
dynamic
protection
layer.
This
adsorption
layer
regulates
2+
diffusion
along
[100]
[101]
orientations
with
lowest
deposition
rate
homogenizes
flux,
keeps
away
water
from
surface,
constructing
flattened
horizontally
arranged
dominantly
inhibited
side‐reaction.
Consequently,
exhibits
40‐fold
enhancement
in
running
lifetime
beyond
3200
h
improved
coulombic
efficiency
99.81%
over
3000
cycles
than
that
bare
ZnSO
4
electrolyte.
Even
at
harsh
plating/stripping
conditions
30
mAh
cm
−2
,
still
sustains
state‐of‐the‐art
stability
120
h,
enabling
substantial
advance
long‐term
battery.
Advanced Functional Materials,
Journal Year:
2023,
Volume and Issue:
34(4)
Published: Oct. 20, 2023
Abstract
The
practical
application
of
Zn‐ion
batteries
(ZIBs)
faces
several
challenges,
particularly
regarding
poor
reversibility
and
the
reactivity
water
in
electrolytes
across
a
wide
temperature
range.
Herein,
this
study
presents
design
ternary
electrolyte
with
significant
intermolecular
interactions
based
on
tetrahydrofurfuryl
alcohol
(THFA),
H
2
O,
Zn(OTf)
to
address
these
challenges
from
−40
60
°C.
ether
compound
THFA
effectively
mitigates
side
reactions
about
water,
by
disrupting
suppressing
dominant
water‐based
clusters.
Through
experimental
theoretical
investigations,
structural
mechanistic
insights
solvation
clusters
are
uncovered.
hydrogen‐bond‐induced
facilitate
participation
OTf
−
bidentate
chelation
coordination
Zn
2+
ensures
formation
lean‐water
Furthermore,
interfacial
electrochemistry
surface
is
also
regulated
exhibit
preferential
layer‐by‐layer
(0
0
2)
oriented
deposition
stable
solid
interface
(SEI).
As
result,
Zn||VO
battery
using
maintains
capacity
237.5
mAh
g
−1
an
86.71%
retention
after
500
cycles
at
°C
3
A
,
while
it
exhibits
cycle
even
over
200
almost
no
decrease.
Small,
Journal Year:
2023,
Volume and Issue:
19(48)
Published: Aug. 2, 2023
To
cater
to
the
swift
advance
of
flexible
wearable
electronics,
there
is
growing
demand
for
energy
storage
system
(ESS).
Aqueous
zinc
ion
systems
(AZIESSs),
characterizing
safety
and
low
cost,
are
competitive
candidates
storage.
Hydrogels,
as
quasi-solid
substances,
appropriate
burgeoning
electrolytes
that
enable
high-performance
AZIESSs.
However,
challenges
still
remain
in
designing
suitable
comprehensive
hydrogel
electrolyte,
which
provides
AZIESSs
with
high
reversibility
versatility.
Hence,
application
electrolyte-based
electronics
restricted.
A
thorough
review
required
electrolyte
design
pave
way
This
delves
into
engineering
desirable
from
perspective
designers.
Detailed
descriptions
basic
characteristics,
Zn
anode,
cathode
stabilization
effects
well
their
functional
properties
provided.
Moreover,
discussed,
expecting
accelerate
strides
toward
lives.
Finally,
corresponding
future
development
trends
also
presented,
hope
inspiring
readers.
Advanced Energy Materials,
Journal Year:
2024,
Volume and Issue:
14(25)
Published: April 24, 2024
Abstract
The
reversibility
and
sustainability
of
Zn
anode
are
greatly
hampered
by
the
dendrite
growth
side
reactions.
Orientational
deposition,
which
allows
assembly
deposits
in
a
highly
ordered
compact
manner,
offers
solution
to
these
issues
enabling
dendrite‐free
anodes.
Moreover,
orientational
deposition
can
effectively
inhibit
reaction
reducing
exposed
surface
area
electrode.
Despite
significant
progress
field
there
is
still
lack
clear
guidelines
for
regulating
orientation,
underlying
mechanisms
remain
rather
elusive.
Therefore,
comprehensive
review
urgently
needed
provide
mechanistic
insight
into
deposition.
This
summarizes
burgeoning
strategies
steering
categorizing
corresponding
five
aspects:
heteroepitaxial
homoepitaxial
interfacial
cultivation,
crystal
facet
anchoring,
current
density
regulation.
distinct
advantages
limitations
each
mechanism
controlling
orientation
discussed
detail.
Finally,
challenges
future
trends
pertaining
envisaged,
aiming
essence
realize
reversible
anodes
ultimately
bridge
gap
between
reality
ideal
aqueous
Zn‐ion
batteries.
