Advanced Functional Materials,
Journal Year:
2025,
Volume and Issue:
unknown
Published: May 5, 2025
Abstract
Metallic
residues
in
biomass‐derived
hard
carbons
(HCs)
are
conventionally
considered
detrimental
to
Na
+
ions
storage,
recent
breakthroughs
reveal
that
controlled
metal‐ion
doping
can
substantially
enhance
electrochemical
performance.
Suitable
metal
is
beneficial
its
overall
Consequently,
manipulating
the
microstructure
of
HCs
at
molecular
level
achieve
adaptive
with
ions,
thereby
fostering
smoother
diffusion
environments
and
increasing
storage
sites
for
crucial
achieving
exceptional
sodium‐ion
batteries
(SIBs)
This
review
delves
into
commercialization
potential
SIBs
provides
a
comprehensive
summary
development
trajectory
ion‐catalyzed
hydrocarbons
(MICHCs),
which
encompasses
synthesis
methodologies,
intricate
relationship
between
position/content
performance,
underlying
reaction
mechanisms.
Regarding
catalytic
mechanism
this
outlines
interaction
HCs,
offering
theoretical
foundations
practical
guidance
developing
high‐performance
sodium
materials.
By
regulating
content
type
one
adjust
physicochemical
properties
local
improve
MICHCs.
Research
on
MICHCs
not
only
advances
related
disciplines
but
also
fosters
technological
innovation
industrial
upgrading.
discusses
future
developments
challenges
facing
key
technologies
burgeoning
field.
Advanced Functional Materials,
Journal Year:
2025,
Volume and Issue:
unknown
Published: Feb. 24, 2025
Abstract
The
trade‐off
between
initial
coulombic
efficiency
(ICE)
and
rate
performance
of
hard
carbon
anodes
remains
a
challenge
in
their
practical
applications,
which
is
highly
related
to
complex
active
surface
porous
properties.
In
this
work,
high‐performance
anode
prepared
using
xylose
as
the
source
with
Co
2+
‐assisted
catalysis,
exhibits
an
excellent
91.6%,
high
capacity
396.4
mA
h
g
−1
,
superior
(176.3
at
5
A
),
outstanding
cycling
stability.
Cobalt‐ion
treatment
forms
“expanded”
graphite
segments,
facilitating
intercalation
desolvated
sodium
ions.
Additionally,
intersection
these
segments
creates
“nanocaves”,
enabling
rapid
sodium‐ion
transport
stage.
Using
combination
atomic‐resolution
structural
characterization
three‐dimensional
electron
tomography
via
transmission
microscopy,
it
observed
that
initially
isolated
nanoporous
holes
collapsed
into
interconnected
pancake‐like
pores
during
later
cycling.
reconstructed
narrow
but
connected
pore
structure
provides
abundant
storage
sites
charge
transfer
pathways,
effectively
accommodating
stress
This
work
presents
innovative
strategy
for
designing
commercial
advanced
architectures
also
new
insight
evolution
Advanced Functional Materials,
Journal Year:
2024,
Volume and Issue:
unknown
Published: Dec. 4, 2024
Abstract
The
hard
carbon
(HC)
anodes
with
desirable
electrochemical
performances
including
high
initial
Coulombic
efficiency,
superior
rate
performance
and
long‐term
cycling
play
an
indispensable
role
in
the
practical
application
of
sodium
ion
batteries
(SIBs),
which
are
closely
related
to
electrolytes
them
matched.
Fully
analyzing
mechanism
electrolyte
engineering
for
HC
is
crucial
promoting
commercialization
SIBs,
but
still
lacking.
In
this
review,
correlation
between
physicochemical
properties
first
summarized.
And
point
out
properties,
conductivity,
de‐solvation
energy,
interface
passivation
ability
Na
+
storage
HC.
Then,
formation
process,
composition,
as
well
structure
solid
interphase
(SEI)
on
surface
mainly
discussed,
structure‐activity
relationship
SEI
analyzed
depth.
Moreover,
based
analysis,
relevant
design
strategies
have
been
Finally,
challenges
future
development
directions
proposed.
This
review
expected
provide
professional
theoretical
guidance
contribute
rational
high‐performance
anodes,
industrialization
SIBs.
Batteries,
Journal Year:
2025,
Volume and Issue:
11(1), P. 36 - 36
Published: Jan. 20, 2025
The
active
hydroxyl
group
of
cellulose
plays
a
crucial
role
in
regulating
the
microstructure
cellulose-derived
hard
carbon,
which
ultimately
affects
its
sodium
storage
capacity.
Through
small-angle
X-ray
scattering
(SAXS)
and
atomic
pair
distribution
function
(PDF)
analysis,
we
proved
that
modification
by
esterification
crosslinking
can
introduce
more
closed
pores
into
carbonized
is
beneficial
for
promoting
ion
storage.
Our
results
demonstrate
optimizing
conditions
used
cross-linking
modification,
capacity
carbon
could
be
increased
from
254
to
348
mAh
g−1,
with
an
increase
plateau
140
230
g−1.
This
study
makes
significant
contribution
towards
establishing
industrial
applications
carbon.
