Advanced Functional Materials,
Journal Year:
2024,
Volume and Issue:
34(25)
Published: Feb. 1, 2024
Abstract
Although
metal–sulfur
batteries
(M–S
batteries,
M
=
Li,
Na,
K)
are
promising
next‐generation
energy‐storage
devices
because
of
ultrahigh
theoretical
energy
density,
low
cost,
and
environmentally
friendliness,
their
practical
applications
significantly
hindered
by
the
shuttle
effect
polysulfides
growth
alkali
metal
dendrites.
These
issues
can
be
mitigated
using
Janus
atomic‐site
catalysts,
which
possess
maximum
atom
utilization
efficiency
(≈100%),
adjustable
electronic
structures,
tailorable
catalytic
sites,
thereby
effectively
improving
electrochemical
performance
M–S
batteries.
In
this
review,
recent
progress
development
atomic‐sites
on
properties,
synthesis,
characterizations
reviewed.
Then,
advances
in
catalysts
intended
for
accelerating
polysulfide
conversion
regulating
deposition,
briefly
introducing
working
principles
systematically
summarized.
Furthermore,
a
high
emphasis
is
placed
effective
regulation
strategies
rational
design
Finally,
current
challenges
future
research
directions
also
presented
to
develop
high‐efficiency
high‐energy
Energy & Environmental Science,
Journal Year:
2024,
Volume and Issue:
unknown
Published: Jan. 1, 2024
The
high-entropy
TiVNbMoC
3
MXene,
with
its
atom-dominated
relay
catalysis
effect
and
resilient
lattice
configuration,
promotes
a
cascade
of
sulfur
conversions
guides
uniform
Li
+
deposition,
enabling
shuttle-free
dendrite-free
Li–S
batteries.
Inorganic Chemistry,
Journal Year:
2024,
Volume and Issue:
63(19), P. 8853 - 8862
Published: May 1, 2024
Li–S
batteries
are
hampered
by
problems
with
their
cathodes
and
anodes
simultaneously.
The
improvement
of
needs
to
consider
both
the
anode
cathode.
Herein,
a
Bi2Se3@MXene
composite
is
prepared
for
first
time
rapidly
growing
Bi2Se3
nanodots
on
two-dimensional
(2D)
MXene
nanosheets
at
room
temperature
through
simply
adding
high-reactive
hydroxyethylthioselenide
in
Bi3+/MXene
aqueous
solution.
exhibits
2D
structure
due
template
effect
MXene.
can
not
only
facilitate
conversion
lithium
polysulfides
(LiPSs)
but
also
inhibit
shuttling
S
cathode
its
catalytic
adsorption
force
LiPSs.
be
used
as
an
interfacial
lithiophilic
layer
Li
dendrite
growth
metal
anode.
Theoretical
calculations
reveal
that
effectively
boost
ability
LiPSs,
accelerate
electron
transport.
Under
bidirectional
regulation
cathode,
battery
shows
enhanced
electrochemical
performance.
ACS Applied Materials & Interfaces,
Journal Year:
2024,
Volume and Issue:
16(19), P. 24502 - 24513
Published: May 6, 2024
The
severe
shuttle
effect
of
polysulfides
(LiPSs)
and
the
slow
liquid–solid
phase
conversion
are
main
obstacles
hindering
practical
application
lithium–sulfur
(Li–S)
batteries.
Separator
modification
with
a
high-activity
catalyst
can
boost
LiPSs
suppress
their
effect.
In
this
work,
multi-heterostructured
MXene/NiS2/Co3S4
rich
S-vacancies
was
constructed
facilely
hydrothermal
high-temperature
annealing
strategy
for
separator
modification.
MXene
sheet
not
only
provides
physical
barrier
but
also
ensures
high
conductivity
adsorption
capacity
catalyst;
dual
active
centers
NiS2
Co3S4
catalyze
conversion.
addition,
vacancies
heterostructures
modulate
electronic
structure
catalyst,
improve
its
intrinsic
activity,
reduce
reaction
barrier,
thus
facilitating
ion/electron
transport
inhibiting
Benefiting
from
these
advantages,
Li–S
battery
modified
exhibits
exciting
discharge
capacities
(1495.4
mAh
g–1
at
0.1C
549.0
6C)
an
excellent
ultra-long
cycle
life
(average
decay
rate
0.026%
2000
cycles
2C);
sulfur
loading
10.0
mg
cm–2,
operates
nearly
80
0.2C,
giving
retention
75.76%.
This
work
Small,
Journal Year:
2024,
Volume and Issue:
unknown
Published: May 10, 2024
Abstract
The
s
eparator
is
an
important
component
in
batteries,
with
the
primary
function
of
separating
positive
and
negative
electrodes
allowing
free
passage
ions.
Porous
organic
framework
materials
have
a
stable
connection
structure,
large
specific
surface
area,
ordered
pores,
which
are
natural
places
to
store
electrolytes.
And
these
functions
can
be
designed
according
needs
researchers.
performance
porous
framework‐based
separators
used
rechargeable
lithium
metal
batteries
much
better
than
that
polyethylene/propylene
separators.
In
this
paper,
three
most
classic
(MOF,
COF,
HOF)
analyzed
summarized.
applications
MOF,
HOF
lithium‐sulfur
anode,
solid
electrolytes
reviewed.
Meanwhile,
research
progress
different
fields
discussed
based
on
time.
Finally,
conclusion,
problems
encountered
by
as
well
their
future
priorities
presented.
This
review
will
provide
theoretical
guidance
for
design
further
stimulate
researchers
conduct
materials.
ACS Nano,
Journal Year:
2025,
Volume and Issue:
unknown
Published: Jan. 1, 2025
Metal
batteries
have
captured
significant
attention
for
high-energy
applications,
owing
to
their
superior
theoretical
energy
densities.
However,
practical
viability
is
impeded
by
severe
dendrite
formation
and
poor
cycling
stability.
To
alleviate
these
issues,
a
3D-structured
bimetallic-Mo2Ti2C3Tx
based
fiber
electrode
was
fabricated
in
this
study
analyzed
experimentally
computationally.
The
bimetallic
Mo–Ti
composition
of
MXenes
synergistically
achieved
low
binding
energies
with
lithium.
In
particular,
the
minimal
lattice
mismatch
between
deposited
Li
metal
Mo2Ti2C3Tx
MXene
anode
substrate
led
improved
respect
surface.
Moreover,
synergy
helped
amplify
ion
diffusion
reversible
charge
transfer.
Consequently,
exhibited
an
impressive
Coulombic
efficiency
(99.08%)
even
at
high
current
density
(5
mA
cm–2)
fixed
cutoff
capacity
1
h
cm–2
prolonged
cycle
life
(650
cycles).
This
report
highlights
promising
advancement
addressing
critical
challenges
facing
battery
operation,
thereby
offering
approach
improving
performance
applications.
Advanced Energy and Sustainability Research,
Journal Year:
2023,
Volume and Issue:
4(11)
Published: July 28, 2023
MXene
is
an
emerging
2D
material
and
shows
large
potential
as
a
substrate
for
in
situ
growth
of
functional
materials
due
to
its
merits
such
surface
area,
abundant
nucleation
sites,
structural
diversity,
superior
dispersion
ability,
blocking
agglomeration
nanomaterials,
rich
element/kind
compositions.
The
situ‐formed
MXene‐based
composites
are
largely
applied
rechargeable
batteries
the
past
several
years
by
acting
active
materials,
serving
current
collectors,
decorating
separators,
catalyzing
electrochemical
process.
However,
detailed
systematic
summary
still
lacked.
Herein,
review
on
engineering
next‐generation
presented
detail
first
time.
Meanwhile,
some
outlooks
perspectives
put
forward.
In
MXenes
can
be
achieved
calcination
method,
hydrothermal
solvothermal
room‐temperature
liquid‐phase
reduction
oxidation
deposition
polymerization
vapor
mechanical
milling
microwave
composite
self‐reduction
coprecipitation
immersion
hydrolysis
etc.
These
strategies
extended
beyond
MXenes,
graphene,
MBene,
graphdiyne,
Angewandte Chemie International Edition,
Journal Year:
2024,
Volume and Issue:
63(46)
Published: July 22, 2024
Transition
metal
oxides
(TMOs)
are
recognized
as
high-efficiency
electrocatalyst
systems
for
restraining
the
shuttle
effect
in
lithium-sulfur
(Li-S)
batteries,
owing
to
their
robust
adsorption
capabilities
polysulfides.
However,
sluggish
catalytic
conversion
of
Li
