Advanced Functional Materials,
Journal Year:
2025,
Volume and Issue:
unknown
Published: March 3, 2025
Abstract
Molybdenum
disulfide
(MoS
2
),
characterized
by
its
two‐dimensional
structure
and
high
theoretical
specific
capacity,
is
considered
a
prospective
anode
of
Na‐ion
battery.
However,
the
cycling
rate
capabilities
are
hampered
sluggish
charge
transfer
kinetics
poor
structural
stability.
To
overcome
issues,
most
efforts
have
been
focused
on
optimizing
MoS
.
Nevertheless,
rationally
designing
that
can
present
rapid
durable
storage
while
ensuring
large
remains
challenges.
Herein,
/MnS
heterostructure
featuring
sphere‐like
hollow
morphology
designed
according
to
Ostwald
ripening
process
Kirkendall
effect.
This
construction
effectively
establish
an
interfacial
built‐in
electric
field
activated
MnS
,
which
exhibit
P‐type
N‐type
semiconductor
characteristics,
respectively,
thereby
promoting
electrochemical
kinetics.
Moreover,
excellent
stability
after
repeated
(de)sodiation
processes
remarkably
achieved
thanks
robust
design,
significantly
achieving
outstanding
tolerance
changes.
Consequently,
delivers
capacity
(594.8
mAh
g
−1
at
0.1
A
superior
performance
(up
100
ultrastable
capability
(30
000
cycles
with
≈81.4%
retention).
The
work
affords
effective
optimization
tactic
develop
high‐performance
conversion‐type
electrodes
for
alkali‐ion
batteries.
Advanced Functional Materials,
Journal Year:
2024,
Volume and Issue:
unknown
Published: June 21, 2024
Abstract
Transition
metal
selenides
(TMSes)
are
considered
promising
candidates
for
the
anodes
of
sodium‐ion
batteries
(SIBs)
due
to
their
substantial
theoretical
capacity.
However,
TMSes
still
face
with
inferior
cycling
lifespan
caused
by
sluggish
Na
+
diffusion
kinetics
and
vigorous
volume
variations
during
dis/charge
processes.
Engineering
heterostructure
is
an
attractive
solution
rapid
transfer,
introducing
carbonaceous
materials
also
facilitates
enhanced
conductivity
structural
stability.
Herein,
CoSe/MoSe
2
combined
homogeneous
carbon
composites
rational
designed.
The
kinetic
analysis
calculations
verified
that
heterointerface
engineering
induced
build‐in
electric
field
effect
can
amplifies
kinetics,
while
contributes
electrical
Expectedly,
‐C
exhibits
high
capacity
extremely
ultra‐long
(320.9
mAh
g
−1
at
2.0
A
over
10,000
cycles
average
decay
only
0.01781
per
cycle).
Furthermore,
in
situ
X‐ray
diffraction
(XRD),
ex
photoelectorn
(XPS),
high‐resolution
electron
microscopy
(HRTEM)
exploited
explore
storage
mechanism.
In
addition,
3
V
(PO
4
)
@rGO//CoSe/MoSe
(NVP@rGO//CoSe/MoSe
‐C)
pouch‐type
full‐cells
successfully
assembled
delivered
satisfactory
performance.
This
research
presents
a
viable
strategy
targeted
aimed
enhancing
efficiency
SIBs.
Nano-Micro Letters,
Journal Year:
2024,
Volume and Issue:
16(1)
Published: July 24, 2024
Distinct
from
"rocking-chair"
lithium-ion
batteries
(LIBs),
the
unique
anionic
intercalation
chemistry
on
cathode
side
of
dual-ion
(DIBs)
endows
them
with
intrinsic
advantages
low
cost,
high
voltage,
and
eco-friendly,
which
is
attracting
widespread
attention,
expected
to
achieve
next
generation
large-scale
energy
storage
applications.
Although
electrochemical
reactions
anode
DIBs
are
similar
that
LIBs,
in
fact,
match
rapid
insertion
kinetics
anions
consider
compatibility
electrolyte
system
also
serves
as
an
active
material,
materials
play
a
very
important
role,
there
urgent
demand
for
rational
structural
design
performance
optimization.
A
review
summarization
previous
studies
will
facilitate
exploration
optimization
future.
Here,
we
summarize
development
process
working
mechanism
exhaustively
categorize
latest
research
their
applications
different
battery
systems.
Moreover,
design,
reaction
briefly
discussed.
Finally,
fundamental
challenges,
potential
strategies
perspectives
put
forward.
It
hoped
this
could
shed
some
light
researchers
explore
more
superior
advanced
systems
further
promote
DIBs.
ACS Applied Materials & Interfaces,
Journal Year:
2024,
Volume and Issue:
16(15), P. 18991 - 19002
Published: April 8, 2024
Transition
metal
sulfides
(TMSs)
are
considered
as
promising
anode
materials
for
sodium-ion
batteries
(SIBs)
due
to
their
high
theoretical
capacities.
However,
the
relatively
low
electrical
conductivity,
large
volume
variation,
and
easy
aggregation/pulverization
of
active
seriously
hinder
practical
application.
Herein,
okra-like
NiS
Carbon Energy,
Journal Year:
2025,
Volume and Issue:
unknown
Published: March 26, 2025
ABSTRACT
Heterogeneous
structure
and
carbon
coating
are
important
ways
to
enhance
the
reaction
kinetics
cycling
stability
of
metal
phosphides
as
anode
materials
for
sodium‐ion
batteries.
Therefore,
nitrogen‐doped
carbon‐capped
triphasic
heterostructure
Cu
3
P/Co
2
P/CoP@NC
stands
nitrogen
doped
nanorods
were
designed
synthesized
through
a
combination
phosphide
carbonization.
Kinetic
analyses
(cyclic
voltammetry,
electrochemical
impedance
spectroscopy,
galvanostatic
intermittent
titration
technique)
density
functional
theory
calculations
show
that
three‐phase
layer
effectively
improve
Na
adsorption
migration
well
reactivity
electrode.
Based
on
this,
demonstrated
excellent
rate
performance
(305.9
mAh
g
−1
at
0.3
A
202.8
even
10
)
(the
capacity
decay
is
only
0.12%
from
5th
300th
cycle)
when
it
used
battery
anodes.
The
i
n
situ
X‐ray
diffraction,
ex
photoelectron
high‐resolution
transmission
electron
microscopy
tests
showed
based
conversion
mechanism
storage.
In
addition,
NVP@reduced
graphene
oxide
(rGO)//Cu
full‐cell
delivers
high
210.2
after
50
cycles
.
This
work
can
provide
reference
design
high‐performance
sodium
electrode
materials.
