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.
Nano-Micro Letters,
Journal Year:
2024,
Volume and Issue:
16(1)
Published: July 9, 2024
Combining
single
atoms
with
clusters
or
nanoparticles
is
an
emerging
tactic
to
design
efficient
electrocatalysts.
Both
synergy
effect
and
high
atomic
utilization
of
active
sites
in
the
composite
catalysts
result
enhanced
electrocatalytic
performance,
simultaneously
provide
a
radical
analysis
interrelationship
between
structure
activity.
In
this
review,
recent
advances
single-atomic
site
coupled
are
emphasized.
Firstly,
synthetic
strategies,
characterization,
dynamics
types
clusters/nanoparticles
introduced,
then
key
factors
controlling
discussed.
Next,
several
clean
energy
catalytic
reactions
performed
over
synergistic
illustrated.
Eventually,
encountering
challenges
recommendations
for
future
advancement
energy-transformation
electrocatalysis
outlined.
Energy & Environmental Science,
Journal Year:
2024,
Volume and Issue:
17(14), P. 4847 - 4870
Published: Jan. 1, 2024
Based
on
the
advancements
in
atomically
dispersed
multi-site
catalysts
for
FZABs,
this
review
discusses
design
methodologies
to
regulate
performance
of
bifunctional
oxygen
electrocatalysts
from
electronic
and
geometric
structures.
Small,
Journal Year:
2025,
Volume and Issue:
unknown
Published: Jan. 10, 2025
Abstract
The
design
and
fabrication
of
nanocatalysts
with
high
accessibility
sintering
resistance
remain
significant
challenges
in
heterogeneous
electrocatalysis.
Herein,
a
novel
catalyst
is
introduced
that
combines
electronic
pumping
alloy
crystal
facet
engineering.
At
the
nanoscale,
pump
leverages
chemical
potential
difference
to
drive
electron
migration
from
one
region
another,
separating
transferring
electron‐hole
pairs.
This
mechanism
accelerates
reaction
kinetics
improves
rate.
interface
structure
optimization
enables
CoFe/carbon
nanotube
(CNT)
exhibit
outstanding
oxygen
reduction
(ORR)
evolution
(OER)
performance.
Specifically,
this
achieves
an
ORR
half‐wave
(E₁/₂)
0.895
V,
outperforming
standard
Pt/C
RuO₂
electrocatalysts
terms
both
specific
activity
stability.
It
also
demonstrates
excellent
electrochemical
performance
for
OER,
overpotential
only
287
mV
at
current
density
10
mA
cm⁻
2
.
Theoretical
calculations
reveal
carefully
designed
facets
reduce
energy
barrier
rate‐determining
steps
optimizing
O₂
adsorption
promoting
capture
process.
study
highlights
developing
cost‐effective
bifunctional
ORR–OER
electrocatalysts,
offering
promising
strategy
advancing
Zn–air
battery
technology.
Journal of Materials Chemistry A,
Journal Year:
2024,
Volume and Issue:
12(27), P. 16863 - 16876
Published: Jan. 1, 2024
The
symmetric
electronic
structure
of
an
Fe
single-atom
site
catalyst
was
effectively
regulated
by
incorporating
Co–N
x
sites
and
core–shell
Co
3
7
@C
nanoparticles,
resulting
in
high
performance
towards
the
ORR
Zn–air
batteries.
Nano-Micro Letters,
Journal Year:
2024,
Volume and Issue:
17(1)
Published: Sept. 21, 2024
Catalyst-support
interaction
plays
a
crucial
role
in
improving
the
catalytic
activity
of
oxygen
evolution
reaction
(OER).
Here
we
modulate
catalyst-support
polyaniline-supported
Ni
International Journal of Extreme Manufacturing,
Journal Year:
2025,
Volume and Issue:
7(3), P. 035003 - 035003
Published: Feb. 5, 2025
Abstract
Porous
metals
fabricated
via
three-dimensional
(3D)
printing
have
attracted
extensive
attention
in
many
fields
owing
to
their
open
pores
and
customization
potential.
However,
dense
internal
structures
produced
by
the
powder
bed
fusion
technique
fails
meet
feature
of
porous
materials
scenarios
that
demand
large
specific
surface
areas.
Herein,
we
propose
a
strategy
for
3D
titanium
scaffolds
featuring
multiscale
modification
digital
light
processing
(DLP).
After
modification,
powders
were
composited
with
acrylic
resin
maintained
spherical
shapes.
Compared
raw
slurries,
modified
slurries
exhibited
higher
stability
preferable
curing
characteristics,
depth
sensitivity
45
vol%
solid
loading
increased
approximately
72%.
Green
subsequently
printed
from
reaching
DLP
printing.
The
had
macropores
(pore
diameters
1
mm)
micropores
5.7–13.0
μ
m)
after
sintering.
Additionally,
these
small-featured
(approximately
320
retained
sufficient
compressive
strength
((70.01
±
3.53)
MPa)
even
high
porosity
73.95%).
This
work
can
facilitate
fabrication
metal
offering
potential
applications
requiring
area
ratios.
