Advanced Functional Materials,
Год журнала:
2024,
Номер
unknown
Опубликована: Ноя. 3, 2024
Abstract
Manganese
compounds
have
emerged
as
promising
cathode
materials
for
aqueous
zinc‐ion
batteries
(AZIBs).
But
their
broader
applications
are
impeded
by
such
cathodes'
poor
structure
stability
and
sluggish
ion
transportation.
Herein,
these
limitations
addressed
proposing
high‐valence
Mo
doping
regnant
LaMnO
3
perovskite
oxide
cathodes
to
develop
high‐performance
rate
stable
AZIBs.
The
optimized
doped
contributes
a
highest
specific
capacity
of
445
mAh
g
−1
at
the
current
density
0.5
A
,
which
maintains
206
2
accompanies
with
remarkable
retention
114%
beyond
1000
cycles
continuous
charge/discharge
process.
multivalent
is
revealed
boost
energy
storage
stabilize
electrode
via
various
ex
situ
characterization
theoretical
calculations.
Importantly,
incorporation
facilitates
acceleration
reaction
kinetics
sufficient
charge
transfer
H
+
Zn
2+
dual
carriers,
where
plays
dominant
role.
This
work
provides
new
perspective
on
developing
innovative
metal
ACS Energy Letters,
Год журнала:
2024,
Номер
9(11), С. 5296 - 5309
Опубликована: Окт. 9, 2024
All-solid-state
battery
(ASSB)
technology
is
one
of
the
most
promising
approaches
to
energy
storage
due
its
great
safety
and
density.
However,
detrimental
effects
cathodal
structure/morphology/composition/conductivity
evolution
on
electrochemical
performance
significantly
restrict
development
ASSBs.
To
elaborately
investigate
these
dynamic
processes
deterioration
mechanisms
ASSBs,
in
situ
transmission
electron
microscopy
(TEM)
has
been
extensively
introduced
into
ASSB
research.
This
paper
discusses
latest
important
scientific
discoveries
toward
multitype
ASSBs
through
TEM
highlights
key
challenges
for
analyze
cathodes
with
a
higher
spatial
resolution.
Lastly,
insights
future
directions
monitoring
multiscale
electro-chemo-mechanical
are
prospectively
provided.
Review
will
deepen
fundamental
understanding
open
new
opportunities
optimization
Advanced Functional Materials,
Год журнала:
2024,
Номер
unknown
Опубликована: Ноя. 3, 2024
Abstract
Manganese
compounds
have
emerged
as
promising
cathode
materials
for
aqueous
zinc‐ion
batteries
(AZIBs).
But
their
broader
applications
are
impeded
by
such
cathodes'
poor
structure
stability
and
sluggish
ion
transportation.
Herein,
these
limitations
addressed
proposing
high‐valence
Mo
doping
regnant
LaMnO
3
perovskite
oxide
cathodes
to
develop
high‐performance
rate
stable
AZIBs.
The
optimized
doped
contributes
a
highest
specific
capacity
of
445
mAh
g
−1
at
the
current
density
0.5
A
,
which
maintains
206
2
accompanies
with
remarkable
retention
114%
beyond
1000
cycles
continuous
charge/discharge
process.
multivalent
is
revealed
boost
energy
storage
stabilize
electrode
via
various
ex
situ
characterization
theoretical
calculations.
Importantly,
incorporation
facilitates
acceleration
reaction
kinetics
sufficient
charge
transfer
H
+
Zn
2+
dual
carriers,
where
plays
dominant
role.
This
work
provides
new
perspective
on
developing
innovative
metal
