Angewandte Chemie,
Journal Year:
2024,
Volume and Issue:
137(1)
Published: Nov. 8, 2024
Abstract
Lithium
metal
batteries
(LMBs)
have
become
a
hot
topic
in
the
research
of
next‐generation
advanced
battery
technology
due
to
their
high
specific
energy.
However,
reaction
activity
between
lithium
and
electrolyte
is
considered
one
key
bottlenecks
limiting
large‐scale
applications
LMBs.
As
classic
additive,
nitrate
(LiNO
3
)
significantly
improves
stability
ether‐based
electrolytes.
its
solubility
carbonate‐based
electrolytes
widely
used
lithium‐ion
extremely
low,
causing
limited
protective
capability
on
metal,
which
has
obstacle
commercial
application
batteries.
Here,
we
enhanced
local
negative
charge
density
carbonyl
oxygen
atoms
carbonate
molecules
by
introducing
electron
donors,
making
it
easier
for
them
coordinate
with
Li
+
,
thereby
weakening
interaction
NO
−
increasing
LiNO
ester
The
modified
solvent
promotes
derivatization
decomposition
salt
anions,
leading
formation
dense
SEI
layer
rich
LiF
LiN
x
O
y
.
This
ester‐based
assembled
Li||Li
symmetric
shows
excellent
cycling
performance
over
4000
hours.
Energy & Environmental Science,
Journal Year:
2024,
Volume and Issue:
17(20), P. 7699 - 7711
Published: Jan. 1, 2024
We
present
a
simple
and
scalable
surface
chemical
approach
of
spraying
dilute
DFFSA
solution
on
the
Li
to
eliminate
native
passivation
layer
form
multi-component
SEI,
enabling
stable
cycling
460
W
h
kg
−1
metal
pouch
cell.
Angewandte Chemie International Edition,
Journal Year:
2024,
Volume and Issue:
64(1)
Published: Nov. 8, 2024
Lithium
metal
batteries
(LMBs)
have
become
a
hot
topic
in
the
research
of
next-generation
advanced
battery
technology
due
to
their
high
specific
energy.
However,
reaction
activity
between
lithium
and
electrolyte
is
considered
one
key
bottlenecks
limiting
large-scale
applications
LMBs.
As
classic
additive,
nitrate
(LiNO
Advanced Functional Materials,
Journal Year:
2025,
Volume and Issue:
unknown
Published: Jan. 14, 2025
Abstract
Stable
operation
in
the
all‐climate
condition
is
a
practical
pursuit
of
development
high‐performance
sodium
metal
batteries
(SMBs),
however,
blocked
by
instable
interphases
and
slow
kinetics
metallic
anode.
Herein,
unique
multicomponent
Na
15
Sn
4
/NaF@Na
composite
anode
specially
designed
mechanical
rolling
method,
which
can
lower
nucleation
barrier
promote
uniform
deposition
+
,
while
NaF
prevent
electron
tunneling
stabilize
interface
commercially
available
ester
electrolyte,
finally
enhance
performance
cell.
The
synergistic
manipulated
not
only
facilitate
high
stripping/plating
capacity
ultralong
lifespan
without
dendrite
formation,
but
also
endow
full
SMB
an
ultrafast
charging
capability
outstanding
low‐temperature
performance:
/NaF@Na||NVP
cell
operates
stably
for
1175
cycles
at
ultrahigh
current
density
100
C
with
80%
retention
room
temperature,
maintains
stability
over
1000
−20
°C
97.9%
retention.
Moreover,
remarkable
extreme
low
temperature
−40
or
even
under
shock,
combined
impressive
pouch
validly
demonstrate
application
aspect
