Small,
Journal Year:
2024,
Volume and Issue:
unknown
Published: Nov. 21, 2024
Uneven
diffusion
and
gradual
accumulation
of
lithium
under
electric
fields
lead
to
the
formation
dendrite,
which
impedes
practical
applications
all-solid-state
metal
batteries.
To
achieve
even
deposition
Li
Nano-Micro Letters,
Journal Year:
2024,
Volume and Issue:
17(1)
Published: Sept. 20, 2024
To
address
the
limitations
of
contemporary
lithium-ion
batteries,
particularly
their
low
energy
density
and
safety
concerns,
all-solid-state
lithium
batteries
equipped
with
solid-state
electrolytes
have
been
identified
as
an
up-and-coming
alternative.
Among
various
SEs,
organic-inorganic
composite
solid
(OICSEs)
that
combine
advantages
both
polymer
inorganic
materials
demonstrate
promising
potential
for
large-scale
applications.
However,
OICSEs
still
face
many
challenges
in
practical
applications,
such
ionic
conductivity
poor
interfacial
stability,
which
severely
limit
This
review
provides
a
comprehensive
overview
recent
research
advancements
OICSEs.
Specifically,
influence
fillers
on
main
functional
parameters
OICSEs,
including
conductivity,
Li
Nano-Micro Letters,
Journal Year:
2024,
Volume and Issue:
17(1)
Published: Sept. 27, 2024
Abstract
The
risk
of
flammability
is
an
unavoidable
issue
for
gel
polymer
electrolytes
(GPEs).
Usually,
flame-retardant
solvents
are
necessary
to
be
used,
but
most
them
would
react
with
anode/cathode
easily
and
cause
serious
interfacial
instability,
which
a
big
challenge
design
application
nonflammable
GPEs.
Here,
GPE
(SGPE)
developed
by
in
situ
polymerizing
trifluoroethyl
methacrylate
(TFMA)
monomers
triethyl
phosphate
(TEP)
LiTFSI–LiDFOB
dual
lithium
salts.
TEP
strongly
anchored
PTFMA
matrix
via
polarity
interaction
between
-P
=
O
-CH
2
CF
3
.
It
reduces
free
molecules,
obviously
mitigates
reactions,
enhances
performance
surprisingly.
Anchored
molecules
also
inhibited
solvation
Li
+
,
leading
anion-dominated
sheath,
creates
inorganic-rich
solid
electrolyte
interface/cathode
interface
layers.
Such
coordination
structure
changes
transport
from
sluggish
vehicular
fast
structural
transport,
raising
ionic
conductivity
1.03
mS
cm
−1
transfer
number
0.41
at
30
°C.
Li|SGPE|Li
cell
presents
highly
reversible
stripping/plating
over
1000
h
0.1
mA
−2
4.2
V
LiCoO
|SGPE|Li
battery
delivers
high
average
specific
capacity
>
120
mAh
g
200
cycles.
This
study
paves
new
way
make
that
compatible
metal
anode.
Nano Letters,
Journal Year:
2024,
Volume and Issue:
24(29), P. 9050 - 9057
Published: July 15, 2024
Solid-state
lithium
metal
batteries
(SSLMBs)
are
a
promising
energy
storage
technology,
but
challenges
persist
including
electrolyte
thickness
and
(Li)
dendrite
puncture.
A
novel
three-dimensional
"peapod-like"
composite
solid
(CSEs)
with
low
(26.8
μm),
high
mechanical
strength,
inhibition
was
designed.
Incorporating
Li