SusMat,
Journal Year:
2024,
Volume and Issue:
unknown
Published: Nov. 24, 2024
ABSTRACT
Metal–air
batteries
are
an
appealing
option
for
energy
storage,
boasting
a
high
density
and
environmental
sustainability.
Researchers
focus
on
the
catalyst
design
to
solve
problem
of
sluggish
cathode
reaction
kinetic.
However,
in
some
cases,
where
thermodynamic
regulation
is
required,
role
catalysts
limited.
Based
changing
kinetics,
external
fields
can
change
parameters
reaction,
further
reduce
overpotential,
accelerate
rate.
By
selecting
appropriate
adjusting
controllable
variables,
greater
flexibility
potential
provided
control.
This
paper
reviews
basic
principles
by
which
several
influence
metal–air
batteries.
Additionally,
strategies
photoelectrode
materials,
similarities
differences
different
magnetic
field
effects,
research
progress
ultrasonic
field,
stress
microwave
systematically
summarized.
Multifield
coupling
also
interact
produce
additive
effects.
Furthermore,
introducing
will
bring
about
aggravated
side
reactions.
proposes
methods
explore
specific
mechanism
assistance
more
depth.
The
primary
objective
furnish
theoretical
direction
enhancing
performance
field‐supported
batteries,
thereby
advancing
their
development.
Advanced Science,
Journal Year:
2024,
Volume and Issue:
unknown
Published: Oct. 14, 2024
Abstract
To
realize
the
practical
application
of
rechargeable
Zn–Air
batteries
(ZABs),
it
is
imperative
to
develop
a
non‐noble
metal‐based
electrocatalyst
with
high
electrochemical
performance
for
oxygen
reduction
reaction
(ORR)
and
evolution
(OER).
Herein,
Ni‐doped
Co
9
S
8
nanoparticles
dispersed
on
an
inverse
opal‐structured
N,
co‐doped
carbon
matrix
(IO─Ni
x
9‐x
@NSC)
as
bifunctional
presented.
The
unique
3D
porous
structure,
arranged
in
opal
pattern,
provides
large
active
surface
area.
Also,
conductive
substrate
ensures
homogeneous
dispersion
Ni
nanocrystals,
preventing
aggregation
increasing
exposure
sites.
introduction
heteroatom
dopants
into
structure
generates
defect
sites
enhances
polarity,
thereby
improving
electrocatalytic
alkaline
solutions.
Consequently,
IO─Ni
@NSC
shows
excellent
activity
half‐wave
potential
0.926
V
ORR
low
overpotential
289
mV
at
10
mA
cm
−2
OER.
Moreover,
ZAB
assembled
prepared
exhibits
higher
specific
capacity
(768
mAh
g
Zn
−1
),
peak
power
density
(180.2
mW
outstanding
stability
(over
160
h)
compared
precious
electrocatalyst.
SusMat,
Journal Year:
2024,
Volume and Issue:
unknown
Published: Nov. 24, 2024
ABSTRACT
Metal–air
batteries
are
an
appealing
option
for
energy
storage,
boasting
a
high
density
and
environmental
sustainability.
Researchers
focus
on
the
catalyst
design
to
solve
problem
of
sluggish
cathode
reaction
kinetic.
However,
in
some
cases,
where
thermodynamic
regulation
is
required,
role
catalysts
limited.
Based
changing
kinetics,
external
fields
can
change
parameters
reaction,
further
reduce
overpotential,
accelerate
rate.
By
selecting
appropriate
adjusting
controllable
variables,
greater
flexibility
potential
provided
control.
This
paper
reviews
basic
principles
by
which
several
influence
metal–air
batteries.
Additionally,
strategies
photoelectrode
materials,
similarities
differences
different
magnetic
field
effects,
research
progress
ultrasonic
field,
stress
microwave
systematically
summarized.
Multifield
coupling
also
interact
produce
additive
effects.
Furthermore,
introducing
will
bring
about
aggravated
side
reactions.
proposes
methods
explore
specific
mechanism
assistance
more
depth.
The
primary
objective
furnish
theoretical
direction
enhancing
performance
field‐supported
batteries,
thereby
advancing
their
development.
