Battery energy,
Journal Year:
2025,
Volume and Issue:
unknown
Published: Feb. 20, 2025
ABSTRACT
Silicon‐based
anodes
are
among
the
most
appealing
possibilities
for
high‐capacity
anode
materials,
considering
that
they
possess
a
high
theoretical
capacity.
However,
significant
volumetric
changes
during
cycling
lead
to
rapid
capacity
degradation,
hindering
their
commercial
application
in
high‐energy
density
lithium‐ion
batteries
(LIBs).
This
research
introduces
novel
organic‐inorganic
cross‐linked
binder
system:
sodium
alginate‐lithium
borate‐boric
acid
(Alg‐LBO‐BA).
three‐dimensional
network
structure
effectively
buffers
of
Si
particles,
maintaining
overall
electrode
stability.
LBO
serves
as
prelithiation
agent,
compensating
irreversible
lithium
consumption
SEI
formation,
and
Si−O−B
offers
plethora
Lewis
sites,
enhancing
transport
interfacial
At
current
activation
0.2
A
g
−1
,
optimized
silicon
shows
an
initial
coulombic
efficiency
(ICE)
91%.
After
200
cycles
at
1
it
retains
reversible
1631.8
mAh
achieves
1768.0
5
.
study
presents
approach
designing
binders
anodes,
significantly
advancing
development
high‐performance
anodes.
Advanced Science,
Journal Year:
2025,
Volume and Issue:
unknown
Published: Jan. 9, 2025
Abstract
Currently,
lithium‐ion
batteries
(LIBs)
are
at
the
forefront
of
energy
storage
technologies.
Silicon‐based
anodes,
with
their
high
capacity
and
low
cost,
present
a
promising
alternative
to
traditional
graphite
anodes
in
LIBs,
offering
potential
for
substantial
improvements
density.
However,
significant
volumetric
changes
that
silicon‐based
undergo
during
charge
discharge
cycles
can
lead
structural
degradation.
Furthermore,
formation
excessive
solid‐electrolyte
interphases
(SEIs)
cycling
impedes
efficient
migration
ions
electrons.
This
comprehensive
review
focuses
on
design
optimization
micron‐scale
from
both
materials
systems
perspectives.
Significant
progress
is
made
development
advanced
electrolytes,
binders,
conductive
additives
complement
half
full‐cells.
Moreover,
advancements
system‐level
technologies,
such
as
pre‐lithiation
techniques
mitigate
irreversible
Li
+
loss,
have
enhanced
density
lifespan
full
cells.
concludes
detailed
classification
underlying
mechanisms,
providing
summary
guide
high‐energy‐density
devices.
It
also
offers
strategic
insights
address
challenges
associated
large‐scale
deployment
LIBs.
ACS Applied Energy Materials,
Journal Year:
2025,
Volume and Issue:
8(4), P. 2249 - 2259
Published: Feb. 6, 2025
Nanostructured
SiOx
(0
≤
x
2)
materials
are
key
for
boosting
energy
density
in
next-generation
Li-ion
battery
anodes,
with
the
magnesiothermic
reduction
reaction
(MgTR)
emerging
as
a
scalable
pathway
their
production
from
nanoporous
SiO2.
In
MgTR,
SiO2
reacts
Mg
at
moderate
temperatures
to
form
Si
and
MgO,
enabling
preservation
of
nanostructured
features.
However,
widespread
application
MgTR
is
hindered
by
strong
influence
parameters
on
process
dynamics,
which
leads
uncontrolled
formation
multiple
byproducts
that
not
only
reduce
yield
but
also
require
use
hazardous
hydrofluoric
acid
(HF)
removal,
hampering
synthesis
due
HF's
reactivity
Hence,
comprehensive
understanding
dynamics
its
interplay
constitutes
an
essential
prerequisite
toward
effective
advanced
nanostructures.
this
work,
systematic
approach
combining
set
independent
time-resolved
situ
synchrotron
X-ray
diffraction
studies
was
employed
provide
first
time
under
varied
conditions,
including
source
(amorphous
vs
crystalline),
different
SiO2-to-Mg
ratios,
heating
ramps.
This
allowed
unveil
complete
picture
identify
conditions
prevent
byproduct
formation.
advancement
marks
critical
step
large-scale
zero-carbon
footprint
Si-based
anodes
batteries,
serving
general
guidelines
controlled
high-purity
materials.
New Journal of Chemistry,
Journal Year:
2024,
Volume and Issue:
48(19), P. 8933 - 8962
Published: Jan. 1, 2024
Nanostructured
materials
are
widely
researched
for
energy
applications
like
solar
cells,
catalysts,
batteries,
and
graphene-based
due
to
their
high
surface
area,
favorable
transport
properties,
tunable
physical
attributes,
confinement
effects
at
the
nanoscale.
MRS Bulletin,
Journal Year:
2024,
Volume and Issue:
49(7), P. 697 - 707
Published: July 1, 2024
Abstract
In
the
last
three
decades,
lithium-ion
batteries
(LIBs)
have
become
one
of
most
influential
technologies
in
world,
allowing
widespread
adoption
consumer
electronics
and
now
electric
vehicles
(EVs),
a
key
technology
for
tackling
climate
change.
Decades
research
both
academia
industry
led
to
development
diverse
chemistries
LIB
components,
aligning
these
technological
advancements
with
global
carbon
neutrality
goals.
this
article,
we
discuss
fundamental
materials
employed
LIBs
EVs,
focusing
on
how
materials-level
properties
influence
electrochemical
performance
battery.
We
elaborate
factors
such
as
supply-chain
sustainability,
raw
availability,
geopolitical
influences
that
shape
market
dynamics
battery
materials.
Additionally,
delve
into
current
innovative
design
strategies
aimed
at
enhancing
LIBs,
focus
improving
energy
density,
safety,
stability,
fast-charging
capabilities.
Finally,
offer
our
insights
future
trajectory
EV
batteries,
considering
ongoing
trends
evolving
landscape
EVs
context
efforts
toward
more
sustainable
environmentally
friendly
transportation
system.
Graphical
abstract
