Advanced Materials,
Journal Year:
2023,
Volume and Issue:
36(4)
Published: Aug. 17, 2023
Abstract
Although
conversion‐type
iodine‐based
batteries
are
considered
promising
for
energy
storage
systems,
stable
electrode
materials
scarce,
especially
high‐performance
multi‐electron
reactions.
The
use
of
tin‐based
iodine‐rich
2D
Dion–Jacobson
(DJ)
ODASnI
4
(ODA:
1,8‐octanediamine)
perovskite
as
cathode
is
suggested.
As
a
proof
concept,
organic
lithium‐perovskite
and
aqueous
zinc‐perovskite
fabricated
they
can
be
operated
based
on
the
conventional
one‐electron
advanced
two‐electron
transfer
modes.
active
elemental
iodine
in
provides
capacity
through
reversible
I
−
/I
+
redox
pair
conversion
at
full
depth,
rapid
electron
injection/extraction
leads
to
excellent
reaction
kinetics.
Consequently,
high
discharge
plateaus
(1.71
V
vs
Zn
2+
/Zn;
3.41
Li
/Li),
large
(421
mAh
g
−1
),
low
decay
rate
(1.74
mV
)
achieved
lithium
zinc
ion
batteries,
respectively.
This
study
demonstrates
potential
metal‐iodine
batteries.
Their
reactions
mechanism
shed
light
similar
battery
systems
aiming
decent
operational
stability
density.
Nano-Micro Letters,
Journal Year:
2023,
Volume and Issue:
15(1)
Published: March 31, 2023
Although
their
cost-effectiveness
and
intrinsic
safety,
aqueous
zinc-ion
batteries
suffer
from
notorious
side
reactions
including
hydrogen
evolution
reaction,
Zn
corrosion
passivation,
dendrite
formation
on
the
anode.
Despite
numerous
strategies
to
alleviate
these
have
been
demonstrated,
they
can
only
provide
limited
performance
improvement
a
single
aspect.
Herein,
triple-functional
additive
with
trace
amounts,
ammonium
hydroxide,
was
demonstrated
comprehensively
protect
zinc
anodes.
The
results
show
that
shift
of
electrolyte
pH
4.1
5.2
lowers
HER
potential
encourages
in
situ
uniform
ZHS-based
solid
interphase
Moreover,
cationic
NH4+
preferentially
adsorb
anode
surface
shield
"tip
effect"
homogenize
electric
field.
Benefitting
this
comprehensive
protection,
dendrite-free
deposition
highly
reversible
plating/stripping
behaviors
were
realized.
Besides,
improved
electrochemical
performances
also
be
achieved
Zn//MnO2
full
cells
by
taking
advantages
additive.
This
work
provides
new
strategy
for
stabilizing
anodes
perspective.
Advanced Materials,
Journal Year:
2023,
Volume and Issue:
36(3)
Published: Oct. 16, 2023
Abstract
Side
reactions
on
zinc
metal
(Zn)
anodes
are
formidable
issues
that
cause
limited
battery
life
of
aqueous
zinc‐ion
batteries
(AZIBs).
Here,
a
facile
and
controllable
layer‐by‐layer
(LbL)
self‐assembly
technique
is
deployed
to
construct
an
ion‐conductive
mechanically
robust
electrolyte/anode
interface
for
stabilizing
the
Zn
anode.
The
LbL
film
consists
two
natural
biodegradable
bio‐macromolecules,
chitosan
(CS)
sodium
alginate
(SA).
It
shown
such
tailors
solvation
sheath
ions
facilitates
oriented
deposition
Zn.
Symmetric
cells
with
four
double
layers
CS/SA
((CS/SA)
4
–Zn)
exhibit
stable
cycles
over
6500
h.
(CS/SA)
–Zn||H
2
V
3
O
8
coin
cell
maintains
specific
capacity
125.5
mAh
g
−1
after
14
000
cycles.
pouch
electrode
area
5
×
7
cm
also
presents
retention
83%
500
at
0.1
A
.
No
obvious
dendrites
observed
long
in
both
symmetric
full
cells.
Given
cost‐effective
material
fabrication,
environmental
friendliness
films,
this
protection
strategy
may
boost
industrial
application
AZIBs.
Advanced Materials,
Journal Year:
2023,
Volume and Issue:
35(36)
Published: May 23, 2023
Zn-metal
batteries
(ZnBs)
are
safe
and
sustainable
because
of
their
operability
in
aqueous
electrolytes,
abundance
Zn,
recyclability.
However,
the
thermodynamic
instability
Zn
metal
electrolytes
is
a
major
bottleneck
for
its
commercialization.
As
such,
deposition
(Zn2+
→
Zn(s))
continuously
accompanied
by
hydrogen
evolution
reaction
(HER)
(2H+
H2
)
dendritic
growth
that
further
accentuate
HER.
Consequently,
local
pH
around
electrode
increases
promotes
formation
inactive
and/or
poorly
conductive
passivation
species
(Zn
+
2H2
O
Zn(OH)2
on
Zn.
This
aggravates
consumption
electrolyte
degrades
performance
ZnB.
To
propel
HER
beyond
potential
(0
V
vs
standard
(SHE)
at
0),
concept
water-in-salt-electrolyte
(WISE)
has
been
employed
ZnBs.
Since
publication
first
article
WISE
ZnB
2016,
this
research
area
progressed
continuously.
Here,
an
overview
discussion
promising
direction
accelerating
maturity
ZnBs
provided.
The
review
briefly
describes
current
issues
with
conventional
ZnBs,
including
historic
basic
understanding
WISE.
Furthermore,
application
scenarios
detailed,
description
various
key
mechanisms
(e.g.,
side
reactions,
electrodeposition,
anions
or
cations
intercalation
oxide
graphite,
ion
transport
low
temperature).
Nano-Micro Letters,
Journal Year:
2023,
Volume and Issue:
15(1)
Published: May 20, 2023
Abstract
Rechargeable
aqueous
zinc
iodine
(ZnǀǀI
2
)
batteries
have
been
promising
energy
storage
technologies
due
to
low-cost
position
and
constitutional
safety
of
anode,
cathode
electrolytes.
Whereas,
on
one
hand,
the
low-fraction
utilization
electrochemically
inert
host
causes
severe
shuttle
soluble
polyiodides,
deficient
sluggish
reaction
kinetics.
On
other
usage
high
mass
polar
electrocatalysts
occupies
volume
electrode
materials
sacrifices
device-level
density.
Here,
we
propose
a
“confinement-catalysis”
composed
Fe
single
atom
catalyst
embedding
inside
ordered
mesoporous
carbon
host,
which
can
effectively
confine
catalytically
convert
I
/I
−
couple
polyiodide
intermediates.
Consequently,
enables
capacity
188.2
mAh
g
−1
at
0.3
A
,
excellent
rate
capability
with
139.6
delivered
current
density
15
ultra-long
cyclic
stability
over
50,000
cycles
80.5%
initial
retained
under
loading
76.72
wt%.
Furthermore,
electrocatalytic
also
accelerate
$$\text{I}^{+}\leftrightarrow\,
\text{I}_{2}
$$
I+↔2
conversion.
The
greatly
improved
electrochemical
performance
originates
from
modulation
physicochemical
confinement
decrease
barrier
for
reversible
+
couples,
intermediates
conversions.
Nano-Micro Letters,
Journal Year:
2024,
Volume and Issue:
16(1)
Published: Feb. 5, 2024
Developing
high-performance
aqueous
Zn-ion
batteries
from
sustainable
biomass
becomes
increasingly
vital
for
large-scale
energy
storage
in
the
foreseeable
future.
Therefore,
γ-MnO
Advanced Energy Materials,
Journal Year:
2023,
Volume and Issue:
13(20)
Published: April 7, 2023
Abstract
Anode‐free
batteriesgreatly
promote
overall
energy
density,
but
they
require
an
extremely
high
Coulombic
efficiency
(CE,
>99.7%)
to
function
normally.
It
becomes
very
challenging
in
aqueous
batteries,
because
of
water‐related
parasitic
reactions
and
dendrite
growth
on
Zn
anodes.
Herein,
aluminum
hydroxide
fluoride
coated
Cu
foils
(Cu@AOF)
is
used
realize
the
anode‐free
batteries.
AOF
exhibits
a
adsorption
affinity
H
2
O
low
diffusion
barrier
for
adatoms,
promoting
desolvation
process
surface
migration.
Meanwhile,
strong
interaction
between
2+
enables
it
regulate
flux
benefit
lateral
growth.
Then,
full
cells
Cu@AOF||Zn
0.5
VO
exhibit
record‐high
cycle
life
2000
cycles
at
1
A
g
−1
with
ultra‐high
average
CE
99.95%.
More
impressively,
cell
shows
long
400
99.94%
−20
°C.
This
work
provides
sheds
light
rational
engineering
electrode
interfaces
obtain
excellent
performance
temperatures.
Advanced Energy Materials,
Journal Year:
2023,
Volume and Issue:
13(48)
Published: Nov. 9, 2023
Abstract
The
growth
of
dendrites
and
the
hydrogen
evolution
reaction
pose
significant
challenges
to
development
Zn
metal
aqueous
batteries
as
a
promising
solution
for
energy
storage.
Herein,
trisodium
nitrilotriacetate
(Na
3
NTA)
an
electrolyte
additive
is
shown
improve
reversibility
zinc
plating–stripping
process.
NTA
3−
anions
possess
potential
not
only
substitute
water
molecules
in
solvation
sheath
2+
ions
but
also
construct
zincophilic
electrolyte/Zn
anode
interface
suppress
activity
stabilizing
anode.
introduction
Na
can
effectively
side
reactions
arising
from
active
decomposition
simultaneously
lead
formation
well‐defined
(002)
texture
structure.
As
result,
Zn||Zn
symmetric
cell
with
modified
demonstrates
lifespan
up
3000
h
at
cutoff
capacity
1
mA
cm
−2
.
Furthermore,
Zn||V
2
O
5
full
exhibits
enhanced
retention
83.2%
even
after
undergoing
8000
cycles.
No
noticeable
are
observed
long
cycles
both
cells.
Due
cost‐effective
material
ease
fabrication
additive,
this
strategy
may
promote
industrial
application
ion
batteries.
Small,
Journal Year:
2023,
Volume and Issue:
19(42)
Published: June 15, 2023
Nickel
sulfides
with
high
theoretical
capacity
are
considered
as
promising
anode
materials
for
sodium-ion
batteries
(SIBs);
however,
their
intrinsic
poor
electric
conductivity,
large
volume
change
during
charging/discharging,
and
easy
sulfur
dissolution
result
in
inferior
electrochemical
performance
sodium
storage.
Herein,
a
hierarchical
hollow
microsphere
is
assembled
from
heterostructured
NiS/NiS2
nanoparticles
confined
by
situ
carbon
layer
(H-NiS/NiS2
@C)
via
regulating
the
sulfidation
temperature
of
precursor
Ni-MOFs.
The
morphology
ultrathin
spherical
shells
confinement
to
active
provide
rich
channels
ion/electron
transfer
alleviate
effects
agglomeration
material.
Consequently,
as-prepared
H-NiS/NiS2
@C
exhibit
superb
properties,
satisfactory
initial
specific
953.0
mA
h
g-1
at
0.1
A
,
excellent
rate
capability
509.9
2
superior
longtime
cycling
life
433.4
after
4500
cycles
10
.
Density
functional
theory
calculation
shows
that
heterogenous
interfaces
electron
redistribution
lead
charge
NiS
NiS2
thus
favor
interfacial
transport
reduce
ion-diffusion
barrier.
This
work
provides
an
innovative
idea
synthesis
homologous
heterostructures
high-efficiency
SIB
electrode
materials.
Advanced Energy Materials,
Journal Year:
2023,
Volume and Issue:
13(31)
Published: June 27, 2023
Abstract
Zinc
batteries
hold
great
potential
for
stationary
energy
storage
but
suffer
from
severe
dendrite
growth,
corrosion,
and
hydrogen
evolution
troubles
in
aqueous
electrolytes.
Despite
the
impressive
efficacy
of
non‐flammable
hydrous
organic
electrolytes
addressing
these
problems,
insufficient
ionic
conductivity
hinders
rate
capability
practicability
Zn
batteries.
Here,
methanol
is
proposed
as
a
co‐solvent
ethylene
glycol
(EG)‐based
electrolytes,
where
its
methyl
terminal
group
can
interrupt
continuous
intermolecular
bond
network
among
EG.
The
new
electrolyte
exhibits
doubled
without
sacrificing
exceptional
nonflammability.
As
result,
anode
long‐term
cycling
stability
over
4000
h
at
0.5
mA
cm
−2
,
high
Coulombic
efficiency
99.5%,
high‐rate
up
to
20
‒2
low‐temperature
tolerance
‒60
°C.
Zn||V
2
O
5
pouch
cell
with
capable
operating
under
extreme
operation
conditions
involving
needling,
package
breakage,
even
exposure
fire.
This
work
paves
an
avenue
toward
design
practical
beyond.