Advanced Sustainable Systems,
Год журнала:
2024,
Номер
unknown
Опубликована: Дек. 4, 2024
Abstract
All‐solid‐state
lithium–sulfur
batteries
(ASSLSBs),
a
promising
alternative
to
liquid
batteries,
are
expected
alleviate
the
shuttle
effect,
reduce
material
loss,
and
achieve
compact
structure.
However,
ASSLSBs
face
challenges
in
ionic
conductivity
stability
of
solid
electrolytes,
optimization
sulfur
cathodes,
electrolyte/electrode
interfaces.
This
review
summarizes
recent
research
progress
strategies
addressing
these
issues,
focusing
on
oxide
sulfide‐based
electrolytes.
Furthermore,
it
emphasizes
crucial
role
rational
cathode
materials
composition,
structure,
microstructure
for
constructing
efficient
ion/electron
transport
networks,
explores
methods
solve
chemical/electrochemical
physical
interface
issues.
Additionally,
addresses
associated
with
lithium
anode
its
problems,
covering
strategies,
such
as
alloy
formation,
3D
electrode
architecture,
interfacial
buffer
layer
implementation.
These
approaches
aim
enhance
performance
ASSLSBs.
Finally,
this
highlights
significance
situ
characterization
techniques
revealing
reaction
mechanisms,
providing
insights
into
phase
elemental
chemical
states,
dynamic
structural
transformations
within
developing
high‐performance
Advanced Energy Materials,
Год журнала:
2025,
Номер
unknown
Опубликована: Март 6, 2025
Abstract
Sulfide
electrolytes
are
considered
the
most
promising
technique
for
all‐solid‐state
lithium–sulfur
batteries
(ASLSBs)
due
to
relatively
high
ionic
conductivity
and
superior
chemical
compatibility
with
composite
sulfur
cathodes.
However,
cathodes
based
on
sulfide
feature
large
volume
expansion,
unstable
interfacial
contact,
inherent
insulating
nature,
which
impedes
practical
application
of
ASLSBs.
Therefore,
a
systematic
design
cathode
side
ASLSBs
is
crucial
ensuring
well‐contacted,
electrochemically
stable
cathode–electrolyte
interface,
an
effective
ion‐electron
transfer
network.
Here,
comprehensive
discussion
latest
strategies
will
be
delivered,
highlighting
their
effectiveness
in
improving
performances
First,
major
challenges
including
slow
oxidation
kinetics
significant
expansion
dissected.
Then,
focus
shifted
degradation
processes
at
interface
between
electrolyte.
Subsequently,
improvement
stability
by
structural
modulation
elaborated.
Finally,
progress,
we
present
new
perspective
constructing
efficient
transport
network
cathode‐electrolyte
offers
insights
directions
achieving
future.
Advanced Energy Materials,
Год журнала:
2025,
Номер
unknown
Опубликована: Март 20, 2025
Abstract
All‐solid‐state
lithium–sulfur
batteries
(ASSLSBs)
are
promising
for
next‐generation
energy
storage.
However,
the
limited
ionic
and
electronic
conductivities
of
sulfur‐based
cathodes
make
them
difficult
to
realize
high
sulfur
content
areal
loading.
Herein,
a
facile
approach
in
situ
solid
electrolyte
formation
is
used
build
pathways
loading
cathodes.
A
precursor
P₂S₅
introduced
into
interior
space
sulfur‐carbon
secondary
particles,
its
reaction
with
discharge
product
Li₂S
forms
lithium
phosphorus
sulfide
solid‐state
that
establishes
3D
within
This
not
only
activates
more
active
materials
but
also
boosts
overall
conductivity
The
optimized
cathode
4
mg
cm
−2
can
achieve
specific
capacity
1340
mAh
g
−1
(based
on
mass)
89%
retention
after
100
cycles
at
0.1C
(1C
=
1675
mA
).
Even
higher
8
,
still
demonstrates
very
utilization
an
9.2
.
simple
effective
method
high‐performance
built‐in
would
be
useful
further
development
practical
ASSLSBs.
Advanced Energy Materials,
Год журнала:
2025,
Номер
unknown
Опубликована: Апрель 18, 2025
Abstract
The
development
of
lithium–sulfur
batteries
is
impeded
by
their
suboptimal
electrochemical
performance
and
significant
self‐discharge
under
practical
conditions,
especially
at
high
sulfur‐to‐host
ratios
low
electrolyte‐to‐sulfur
ratios.
Under
these
improving
necessitates
accelerating
the
polysulfides
conversion,
while
reducing
entails
inhibiting
same
conversion
(disproportionation
reaction,
a
key
contributor
to
self‐discharge).
Herein,
address
this
challenging
contradiction,
an
imprisoning
strategy
designed
that
utilizes
programmable
solid
electrolyte
interphase
(SEI)
layers
formed
only
on
outer
surface
TiO
2−x
coated
hollow
carbon
spheres
(TiO
@C).
@C
chosen
primarily
because
it
supports
regulated
SEI
growth
upon
simple
voltage
control,
leveraging
different
formation
potential
C,
its
conductivity
catalytic
property
ensure
sulfur
reaction
kinetics.
This
functions
effectively
even
conditions.
exposed
internal
provides
abundant
effective
sites
(as
dense
barrier)
prevents
from
migrating
out
spheres,
performance.
These
soluble
polysulfides,
being
confined
within
easily
reach
saturation
concentrations
during
storage,
disproportionation
reaction.
Consequently,
wrapped
@C/sulfur
cathodes
exhibit
both
self‐discharge.
work
new
attempt
achieve
above
simultaneous
optimization
without
compromise.
Advanced Sustainable Systems,
Год журнала:
2024,
Номер
unknown
Опубликована: Дек. 4, 2024
Abstract
All‐solid‐state
lithium–sulfur
batteries
(ASSLSBs),
a
promising
alternative
to
liquid
batteries,
are
expected
alleviate
the
shuttle
effect,
reduce
material
loss,
and
achieve
compact
structure.
However,
ASSLSBs
face
challenges
in
ionic
conductivity
stability
of
solid
electrolytes,
optimization
sulfur
cathodes,
electrolyte/electrode
interfaces.
This
review
summarizes
recent
research
progress
strategies
addressing
these
issues,
focusing
on
oxide
sulfide‐based
electrolytes.
Furthermore,
it
emphasizes
crucial
role
rational
cathode
materials
composition,
structure,
microstructure
for
constructing
efficient
ion/electron
transport
networks,
explores
methods
solve
chemical/electrochemical
physical
interface
issues.
Additionally,
addresses
associated
with
lithium
anode
its
problems,
covering
strategies,
such
as
alloy
formation,
3D
electrode
architecture,
interfacial
buffer
layer
implementation.
These
approaches
aim
enhance
performance
ASSLSBs.
Finally,
this
highlights
significance
situ
characterization
techniques
revealing
reaction
mechanisms,
providing
insights
into
phase
elemental
chemical
states,
dynamic
structural
transformations
within
developing
high‐performance
