Effectively
addressing
the
trade-off
between
fast
charging
kinetics
and
long
cycle
life
of
aqueous
zinc
ion
batteries
(AZIBs)
has
proven
challenging
due
to
JahnTeller
distortion
high
lattice
strain
induced
by
inserted
Zn
ACS Applied Materials & Interfaces,
Год журнала:
2025,
Номер
unknown
Опубликована: Фев. 12, 2025
Improving
electrical
conductivity
and
increasing
the
active
site
are
important
directions
for
improving
technology
of
manganese-based
cathode
materials
zinc
ion
batteries
(ZIBs).
In
this
paper,
cobalt-doped
oxygen-vacancy
coupled
MnO2
nanorods
(Vo-CMO)
were
prepared
by
defect
engineering
an
doping
strategy
as
rechargeable
ZIBs.
Oxygen
vacancies
can
increase
density
material
provide
more
migration
paths
ions,
thereby
electrochemical
activity
specific
capacity.
The
introduction
cobalt
adjust
electronic
structure
manganese
oxide,
change
Fermi
level
material,
promote
generation
transmission
charge
carriers,
transfer
rate
material.
synergistic
effect
among
them
improve
diffusion
kinetics
capacity
cycle
stability
Vo-CMO
has
better
Zn2+
storage
295.6
mAh·g–1
at
0.1
A·g–1.
reaction
mechanism
was
H+/Zn2+
coinsertion
through
galvanostatic
current
intermittent
titration
(GITT)
ex
situ
experiments.
addition,
assembled
flexible
quasi-solid
ZIB.
oxygen
vacancy
a
new
way
to
develop
water-based
Carbon Neutralization,
Год журнала:
2024,
Номер
4(1)
Опубликована: Ноя. 24, 2024
ABSTRACT
In
the
pursuit
of
advanced
energy
storage
technologies
that
promote
sustainable
solutions,
zinc‐ion
batteries
(ZIBs)
have
emerged
as
a
promising
alternative
to
lithium‐ion
due
their
abundance,
safety,
and
environmental
advantages.
However,
failure
mechanisms
ZIBs
under
extreme
temperatures
are
still
not
fully
understood,
presenting
significant
challenges
development
commercialization.
Therefore,
innovative
strategies
essential
enhance
adaptability
temperature
extremes.
this
review,
we
first
explore
thermodynamic
kinetic
aspects
performance
degradation
temperatures,
focusing
on
key
factors
such
ion
diffusion
redox
processes
at
electrode
interfaces.
We
then
comprehensively
summarize
discuss
existing
approaches
for
various
electrolyte
types,
including
aqueous,
nonaqueous,
solid
state.
Finally,
highlight
future
prospects
operating
conditions.
The
insights
presented
in
review
expected
accelerate
advancement
facilitate
practical
implementation
large‐scale
systems.
Advanced Functional Materials,
Год журнала:
2025,
Номер
unknown
Опубликована: Фев. 16, 2025
Abstract
The
wide
band
gap
of
δ‐MnO
2
and
the
restricted
regulation
p‐band
center
(
p
)
active
oxygen
atoms
hinder
electron
conduction
ion
diffusion
during
zinc
storage.
Heteroatom
doping
has
proven
effective
in
improving
However,
solely
through
cation
is
comparatively
constrained.
Herein,
a
cation/anion
co‐doping
strategy
proposed
to
simultaneously
adjust
d‐band
d
Mn
by
establishing
Mn–O–Ca
Mn─N
bonds
Ca/N
co‐doped
(Ca/N‐MnO
).
This
effect
induces
shift
predominant
stretching
vibration
mode
Mn─O
[MnO
6
]
octahedra,
resulting
decreased
d/p‐band
proximity
(Δ
d‐p
1.688
eV
(1.750
for
Consequently,
both
adsorption
capacity
adsorption/desorption
rates
Zn
2+
/H
+
ions
are
enhanced.
Theoretical
calculations
further
reveal
that
significantly
triggers
optimization
gap,
migration
energy
barrier,
energy.
As
result,
Ca/N‐MnO
achieves
remarkable
reversible
192.7
mAh
g
−1
at
1.0
A
after
200
cycles
exceptional
rate
performance.
Furthermore,
enhancement
mechanisms
thoroughly
elucidated.
synergistic
offers
significant
potential
efficient
storage
applications.
Advanced Functional Materials,
Год журнала:
2025,
Номер
unknown
Опубликована: Янв. 2, 2025
Abstract
MnO
2
‐based
cathode
aqueous
rechargeable
zinc‐ion
batteries
(ZIBs)
have
favorable
sustainability
characteristics
and
are
considered
potential
candidates
for
low‐cost
effective,
high‐safety
energy
storage
systems.
Nevertheless,
the
development
of
them
has
been
hampered
by
unstable
electrode
structures
ambiguous
charge
mechanisms.
Herein,
role
doping
Fe
3+
Co
2+
into
δ‐MnO
materials
(FMO,
CMO)
is
comprehensively
probed
working
mechanism
Zn//FMO,
Zn//CMO
studied
using
in
situ
ex
characterization,
electrochemical
analysis,
theoretical
calculations.
Metal
cations
can
partially
replace
Mn
to
form
M─O
bonds
enhance
structural
stability
as
well
redox
activity
.
It
found
that
effectively
modulates
interaction
between
Zn
/H
+
structure
inhibits
formation
ZnMn
O
4
(ZMO)
by‐products
confers
fast
diffusion
ability
The
reactions
FMO
CMO
mainly
via
H
/Zn
intercalation/deintercalation
accompanied
OTF‐base‐like
double
hydroxide
x
(OTF)
y
(OH)
2x‐y
‐nH
(Z‐LDH)
deposition/dissolution.
This
research
enriches
fundamental
comprehension
ZIBs
reveals
way
modify
electrodes
performance
enhancement.
Angewandte Chemie International Edition,
Год журнала:
2024,
Номер
unknown
Опубликована: Июль 22, 2024
Abstract
Zn
anode
protection
in
Zn‐ion
batteries
(ZIBs)
face
great
challenges
of
high
utilization
rate
(i.e.,
depth
discharge,
DOD)
and
current
density
due
to
the
large
difficulty
obtaining
an
extreme
overall
RTC
(relative
texture
coefficient)
(002)
plane.
Through
potent
interaction
Mn(III)
aq
H
+
with
distinct
crystal
planes
under
electric
field,
large‐size
foils
a
breakthrough
plane
99
%
close
single
crystal)
are
electrodeposited
on
texture‐less
substrates,
which
is
also
applicable
from
recycled
Zn.
The
ultra‐high
remarkably
enhances
cyclic
performance
(70
DOD
@
45.5
mA
cm
−2
),
even
up
95
(@
28.1
)
electrolyte
additive
polyaniline.
Furthermore,
MnO
2
,
by‐product
electrodeposition,
directly
used
as
cathode
both
coin
cell
pouch
battery,
surpassing
exhibited
by
majority
Zn||MnO
previous
instances.
These
results
demonstrate
potential
our
strategy
for
high‐performance,
low‐cost
large‐scale
ZIBs.
Angewandte Chemie,
Год журнала:
2024,
Номер
136(42)
Опубликована: Июль 22, 2024
Abstract
Zn
anode
protection
in
Zn‐ion
batteries
(ZIBs)
face
great
challenges
of
high
utilization
rate
(i.e.,
depth
discharge,
DOD)
and
current
density
due
to
the
large
difficulty
obtaining
an
extreme
overall
RTC
(relative
texture
coefficient)
(002)
plane.
Through
potent
interaction
Mn(III)
aq
H
+
with
distinct
crystal
planes
under
electric
field,
large‐size
foils
a
breakthrough
plane
99
%
close
single
crystal)
are
electrodeposited
on
texture‐less
substrates,
which
is
also
applicable
from
recycled
Zn.
The
ultra‐high
remarkably
enhances
cyclic
performance
(70
DOD
@
45.5
mA
cm
−2
),
even
up
95
(@
28.1
)
electrolyte
additive
polyaniline.
Furthermore,
MnO
2
,
by‐product
electrodeposition,
directly
used
as
cathode
both
coin
cell
pouch
battery,
surpassing
exhibited
by
majority
Zn||MnO
previous
instances.
These
results
demonstrate
potential
our
strategy
for
high‐performance,
low‐cost
large‐scale
ZIBs.