Advanced Functional Materials,
Journal Year:
2023,
Volume and Issue:
33(15)
Published: Jan. 15, 2023
Abstract
The
theoretically
high‐energy‐density
lithium–sulfur
batteries
(LSBs)
are
seriously
limited
by
the
disadvantages
including
shuttle
effect
of
soluble
lithium
polysulfides
(LiPSs)
and
sluggish
sulfur
redox
kinetics,
especially
for
most
difficult
solid–solid
conversion
Li
2
S
to
S.
Herein,
a
multifunctional
catalytic
interlayer
improve
performance
LSBs
is
tried
introduce,
in
which
Fe
1–
x
S/Fe
3
C
nanoparticles
embedded
N/S
dual‐doped
carbon
network
(NSC)
composed
nanosheets
nanotubes
(the
final
product
named
as
FeSC@NSC).
well‐designed
3D
NSC
endows
with
satisfactory
LiPSs
capture‐catalytic
ability,
thus
ensuring
fast
reaction
kinetics
suppressing
shuttling.
density
functional
theory
calculations
disclose
mechanisms
that
FeSC@NSC
greatly
improves
liquid–solid
(LiPSs
)
unexpectedly
(Li
S)
one.
As
result,
based
on
can
achieve
high
specific
capacity
1118
mAh
g
−1
at
current
0.2
C,
relatively
stable
415
large
2.0
after
700
cycles
well
superior
rate
performance.
Advanced Functional Materials,
Journal Year:
2021,
Volume and Issue:
31(27)
Published: April 16, 2021
Abstract
Compared
with
conventional
liquid
batteries,
all‐solid‐state
batteries
(ASSBs)
show
great
promise
for
enabling
higher
safety
in
electric
vehicles
without
compromising
operational
durability
and
range.
As
a
key
component
of
ASSBs,
solid‐state
electrolytes
(SSEs)
need
high
ionic
conductivity
favorable
interfacial
compatibility
between
electrodes
SSEs.
In
the
recent
decade,
numerous
efforts
have
been
devoted
to
SSE
advancement
fruitful
achievements
made,
particularly
regarding
metal
anode‐oriented
SSEs
energy
density.
This
review
focuses
on
historical
process
employed
ASSBs.
The
new
understanding
origins
enhanced
mechanical
properties
are
first
summarized.
cathode/SSE
interface,
its
decomposition
mechanism
modification
strategies
analyzed.
issues
anodes,
mechanisms
dendrite
formation
penetration
into
discussed
detail.
Additionally,
assisted
by
library
big
data
sources,
contributions
systematically
highlighted
from
different
countries,
institutions,
corresponding
authors
significantly
advance
progress,
certain
insights
provided
underlying
relationships
various
items
collective
manner.
Finally,
current
challenges
potential
identified
future
development
National Science Review,
Journal Year:
2021,
Volume and Issue:
unknown
Published: March 31, 2021
The
lithium-sulfur
(Li-S)
battery
is
considered
to
be
a
potential
next-generation
power
system,
however,
it
urgent
that
suitable
materials
are
found
in
order
solve
series
of
challenges,
such
as
the
shuttle
effect
and
lithium
dendrite
growth.
As
multifunctional
porous
material,
metal-organic
frameworks
(MOFs)
can
used
different
parts
Li-S
batteries.
In
recent
years,
application
MOFs
batteries
has
been
developed
rapidly.
This
review
summarizes
milestone
works
advances
various
aspects
batteries,
including
cathode,
separator
electrolyte.
factors
affecting
performance
working
mechanisms
these
also
discussed
detail.
Finally,
opportunities
challenges
for
proposed.
We
put
forward
feasible
solutions
related
problems.
will
provide
better
guidance
rational
design
novel
MOF-based
Journal of Materials Chemistry A,
Journal Year:
2021,
Volume and Issue:
9(35), P. 19282 - 19297
Published: Jan. 1, 2021
A
comprehensive
review
on
the
research
advances
and
prospects
of
sulfurized
polyacrylonitrile
cathodes
for
high-performance
lithium
sulfur
batteries
is
conducted
to
shed
light
their
implementation
in
commercial
production
future.
Journal of Materials Chemistry A,
Journal Year:
2021,
Volume and Issue:
9(16), P. 10251 - 10259
Published: Jan. 1, 2021
The
inorganic
nanocrystals
(LiOH,
Li2O,
Li2CO3,
LiF)
embedded
in
the
amorphous
organic
phase
forming
a
mosaic
structure.
We
discovered
that
LiF
surface
presents
fastest
diffusion
rate
for
Li
ions
due
to
relative
lower
energy
barriers.
ACS Applied Materials & Interfaces,
Journal Year:
2022,
Volume and Issue:
14(20), P. 23546 - 23557
Published: May 17, 2022
The
practical
progress
of
lithium–sulfur
batteries
is
hindered
by
the
serious
shuttle
effect
and
slow
oxidation–reduction
kinetics
polysulfides.
Herein,
ZnFe2O4–Ni5P4
Mott–Schottky
heterojunction
material
prepared
to
address
these
issues.
Benefitting
from
a
self-generated
built-in
electric
field,
as
an
efficient
bidirectional
catalysis
regulates
charge
distribution
at
interface
accelerates
electron
transfer.
Meanwhile,
synergy
strong
adsorption
capacity
derived
metal
oxides
outstanding
catalytic
performance
that
comes
phosphides
strengthens
polysulfides,
reduces
energy
barrier
during
reaction,
conversion
between
sulfur
species,
further
reaction
kinetics.
Hence,
cell
with
ZnFe2O4–Ni5P4/S
harvests
high
discharge
1132.4
mAh
g–1
0.5C
displays
Coulombic
efficiency
99.3%
after
700
cycles.
battery
still
maintains
610.1
84.4%
retention
150
cycles
0.1C
under
loading
3.2
mg
cm–2.
This
work
provides
favorable
reference
advanced
guidance
for
developing
heterojunctions
in
batteries.
