Advanced Materials,
Год журнала:
2024,
Номер
unknown
Опубликована: Ноя. 14, 2024
Abstract
Due
to
the
high
energy
barrier,
slow
reaction
kinetics,
and
complex
environments
of
Li‐CO
2
batteries,
development
durable
efficient
catalysts
is
essential.
Transition
metal
oxides
are
promising
for
their
availability,
stability,
3d
electronic
features,
with
spin
states
playing
an
important
role
in
CO
activation.
In
this
study,
local
regulated
by
incorporating
Ni
into
Co
3
O
4
its
impact
on
activity
batteries
explored.
The
results
show
that
atoms
0.1
2.9
facilitate
electron
transfer
from
catalyst
unoccupied
orbitals
,
providing
sufficient
active
sites
nucleation
growth
small
Li
crystals.
These
crystals
have
a
low
decomposition
leading
improved
battery
efficiency.
Therefore,
shows
superior
catalytic
performance
overpotential
0.72
V
efficiency
≈70%
after
500
h.
This
work
provides
insights
relationship
between
reactions,
highlighting
avenue
developing
high‐performance
metal‐CO
batteries.
Carbon Neutralization,
Год журнала:
2025,
Номер
4(1)
Опубликована: Янв. 1, 2025
ABSTRACT
Carbon‐based
nanomaterials
play
a
significant
role
in
the
field
of
electrochemistry
because
their
outstanding
electrical
conductivity,
chemical
and
thermal
resistance,
structural
flexibility,
so
on.
In
recent
years,
we
have
observed
rapid
rise
research
interest
high‐temperature
shock
(HTS)
method,
which
is
fast,
stable,
environmentally
friendly,
versatile.
The
HTS
method
offers
excellent
controllability
repeatability
while
tackling
challenges
limitations
traditional
preparation
methods,
providing
new
way
to
prepare
optimize
carbon‐based
for
electrochemical
applications.
During
synthesis,
reaction
driven
by
high
temperature
further
growth
obtained
nanoparticles
inhibited
heating
cooling
rates.
has
many
advantages,
including
controlled
carbon
vacancy
that
may
drive
phase
transformation,
precise
engineering
carbon,
other
defects
function
as
active
centers,
formation
preservation
metastable
owing
energy
cooling,
fine‐tuning
interaction
between
loaded
species
support
optimized
performance,
facile
doping
compounding
induce
synergy
different
constituents.
This
article
provides
comprehensive
review
various
prepared
applications
during
past
decade,
emphasizing
synthesis
principles
performance.
Studies
showcasing
merits
HTS‐derived
advancing
Lithium‐ion
batteries,
Lithium‐sulfur
Lithium‐air
water‐splitting
reaction,
oxygen
reduction
CO
2
nitrate
electrocatalytic
reactions,
fuel
cells
are
highlighted.
Finally,
prospects
recommended.
Advanced Functional Materials,
Год журнала:
2025,
Номер
unknown
Опубликована: Фев. 11, 2025
Abstract
Electrocatalysts
can
inhibit
the
shuttling
of
lithium
polysulfides
(LiPSs)
in
Li–S
batteries
by
enabling
catalytic
conversion
LiPSs.
In
this
research,
heterogeneous
Cu
3
P‐Cu
2
O
nanoparticles
anchored
on
porous
carbon
network
(Cu
O/PC)
are
investigated
to
stimulate
reaction
kinetics
LiPSs
conversion.
At
heterojunction
interface,
high
electron
density
measured
functional
theory
energizes
transfer,
anchoring
The
strong
interfacial
coupling
effect
generated
heterostructure
endows
active
sites
with
promoted
adsorption
capability.
improved
sulfur
reduction
and
Li
S
activation
suppress
shuttling.
Remarkably,
cells
equipped
O/PC@S
cathode
marked
capacity
1254.3
mAh
g
−1
at
0.2C
ultrahigh
cycling
stability
(0.021%
decay
rate
per
cycle
after
1200
cycles
4C).
Considering
practical
applications,
cathode‐based
pouch
cell
exhibited
an
initial
specific
1069.5
a
energy
378.8
Wh
kg
.
This
work
established
pathway
for
regulating
through
copper‐based
catalysts,
exhorting
design
highly
efficient
catalysts
batteries.
Advanced Functional Materials,
Год журнала:
2025,
Номер
unknown
Опубликована: Март 25, 2025
Abstract
Lithium‐carbon
dioxide
(Li‐CO₂)
batteries
have
attracted
significant
attention
as
a
potential
solution
to
mitigate
the
greenhouse
effect
and
meet
demand
for
high
energy
density
storage
systems.
Designing
efficient
cathodic
catalysts
is
crucial
development
of
high‐performance
Li‐CO₂
batteries.
Herein,
an
innovative
Lewis
acidity‐enhancement
strategy
proposed
design
in
Li‐CO
2
These
results
demonstrate
that
metal‐organic
framework
(MOF)
with
stronger
acidity
exhibits
significantly
lower
overpotential
1.27
V,
compared
1.58
V
MOF
weaker
acidity.
The
enhanced
Mn3‐MOF
accelerates
both
CO
reduction
reaction
lithium
carbonate
decomposition,
leading
improved
electrochemical
performance,
including
better
rate
capability
cycling
stability.
This
study
emphasizes
critical
role
provides
valuable
insights
Advanced Functional Materials,
Год журнала:
2025,
Номер
unknown
Опубликована: Апрель 25, 2025
Abstract
Using
PdCu
alloy
as
a
model
system,
winged
oxidized
carbon
nanotube‐confined
Pd
x
Cu
y
bimetallic
catalysts
with
tunable
compressive
strain
are
engineered
through
atomic
incorporation
into
lattices.
This
strain‐mediated
approach
effectively
modulates
the
d‐band
center
of
to
optimizes
antibonding
state
occupancy
for
balanced
adsorption
landscape
CO
2
activation
and
Li
3
decomposition
that
aligns
Sabatier
principle
optimal
catalytic
activity.
Systematic
investigations
reveal
0.73%
in
5
optimally
behavior
both
while
maintaining
weakened
Li─O
bonding
interactions
promote
,
achieving
superior
stability
at
high
current
densities
(>
1100
h
1.0
A
g
−1
).
The
findings
highlight
pivotal
role
strain‐driven
electronic
optimization
strategy
designing
high‐efficiency
systems
advanced
metal‐gas
batteries.
