Journal of Materials Chemistry C,
Год журнала:
2024,
Номер
unknown
Опубликована: Янв. 1, 2024
The
W/Sn
co-doped
Na
3
SbS
4
solid
electrolytes
showed
a
pure
cubic
phase
with
an
enlarged
unit
cell,
resulting
in
effective
ion
transport
conductivity
of
up
to
11.3
mS
cm
−2
.
formed
Na–Sn
alloy
layer
facilitated
steady
cycling.
ABSTRACT
Carbon
electrocatalyst
materials
based
on
lignocellulosic
biomass
with
multi‐components,
various
dimensions,
high
carbon
content,
and
hierarchical
morphology
structures
have
gained
great
popularity
in
electrocatalytic
applications
recently.
Due
to
the
catalytic
deficiency
of
neutral
atoms,
usage
single
lignocellulosic‐based
electrocatalysis
involving
energy
storage
conversion
presents
unsatisfactory
applicability.
However,
atomic‐level
modulation
lignocellulose‐based
can
optimize
electronic
structures,
charge
separation,
transfer
processes,
so
forth,
which
results
substantially
enhanced
performance
carbon‐based
catalysts.
This
paper
reviews
recent
advances
rational
design
as
electrocatalysts
from
an
perspective,
such
self/external
heteroatom
doping
metal
modification.
Then,
through
systematic
discussion
principles
reaction
mechanisms
catalysts,
prepared
catalysts
rechargeable
batteries
are
reviewed.
Finally,
challenges
improving
prospects
diverse
review
contributes
synthesis
strategy
via
modulation,
turn
promotes
lignocellulose
valorization
for
conversion.
Advanced Functional Materials,
Год журнала:
2024,
Номер
35(1)
Опубликована: Окт. 31, 2024
Abstract
The
use
of
all‐solid‐state
lithium
metal
batteries
(ASSLMBs)
has
garnered
significant
attention
as
a
promising
solution
for
advanced
energy
storage
systems.
By
employing
non‐flammable
solid
electrolytes
in
ASSLMBs,
their
safety
profile
is
enhanced,
and
the
anode
allows
higher
density
compared
to
traditional
lithium‐ion
batteries.
To
fully
realize
potential
solid‐state
(SSEs)
must
meet
several
requirements.
These
include
high
ionic
conductivity
Li
+
transference
number,
smooth
interfacial
contact
between
SSEs
electrodes,
low
manufacturing
cost,
excellent
electrochemical
stability,
effective
suppression
dendrite
formation.
This
paper
delves
into
essential
requirements
enable
successful
implementation
ASSLMBs.
Additionally,
representative
state‐of‐the‐art
examples
developed
past
5
years,
showcasing
latest
advancements
SSE
materials
highlighting
unique
properties
are
discussed.
Finally,
provides
an
outlook
on
achieving
balanced
improved
addressing
failure
mechanisms
solutions,
critical
challenges
such
reversibility
plating/stripping
thermal
runaway,
characterization
techniques,
composite
SSEs,
computational
studies,
ASS
lithium–sulfur
lithium–oxygen
With
this
consideration,
ASSLMBs
can
be
realized.
Advanced Energy and Sustainability Research,
Год журнала:
2024,
Номер
5(11)
Опубликована: Авг. 21, 2024
All‐solid‐state
batteries
(ASSBs),
configured
with
solid
electrolytes,
have
received
considerable
attention
as
a
future
energy
solution
across
diverse
sectors
of
modern
society.
Unlike
conventional
liquid
electrolytes
in
particular,
sulfide
various
advantages,
such
high
ionic
conductivity
(>10
−3
S
cm
−1
),
good
ductile
properties,
and
thermal
stability.
Despite
these
the
practical
application
ASSBs
is
still
limited
due
to
their
interfacial
instability
commercial
cathode
materials.
Unfortunately,
spontaneous
formation
space
charge
layer
(SCL)
at
interface
between
material
electrolyte
leads
heightened
resistance,
obstructing
Li
+
transport.
To
address
this
issue,
proper
engineering
required
facilitate
smooth
migration
interfaces.
In
respect,
functional
materials
been
under
exploration
buffer
layers,
which
are
intended
suppress
SCL
Herein,
focus
given
on
critical
significance
layers
development
ASSBs.
Considering
present
limitations,
research
directions
for
next‐generation
discussed.
These
insights
poised
offer
valuable
guidance
strategic
design
highly
reliable
Abstract
Silicon
(Si)
anode
is
a
promising
material
for
all‐solid‐state
lithium
batteries
with
ultra‐high
theoretical
specific
capacity
and
low
dendrite
risk.
However,
the
inevitable
vast
volume
expansion
of
Si
during
charge/discharge
recognized
as
major
limitation
preventing
its
commercial
application.
Herein,
an
N,
S
self‐doped
amorphous
carbon
layer
coated
on
porous
micron‐sized
(p‐mSi@C)
designed
to
construct
electron/ion
conducting
network
while
ensuring
structural
interfacial
stability.
Uneven
distribution
von
mises
stresses
p‐mSi
lithiation
leads
irregular
even
fragmentation.
Meanwhile,
growth
by‐products
at
interface
between
electrolyte
contact
rapid
decay.
Compared
anode,
p‐mSi@C
reduces
risk
fragmentation
thanks
stress‐absorbing
effect
carbon,
delivering
excellent
electrochemical
performance
(2679.65
mAh
g
−1
0.2
mA
cm
−2
initial
coulombic
efficiency
84%).
More
importantly,
chemical
failure
mechanisms
composite
anodes
are
revealed
through
characterization,
analysis,
simulation,
which
provides
necessary
guidance
practicalization.