Advanced Functional Materials,
Journal Year:
2025,
Volume and Issue:
unknown
Published: March 3, 2025
Abstract
Lithium
metal
batteries
(LMBs)
with
Li
anodes
and
high‐voltage
LiCoO
2
(LCO)
cathodes
offer
high
energy
density
but
face
challenges
such
as
dendrite
growth
LCO
structure
degradation,
which
primarily
arises
from
the
electrolyte's
inability
to
form
a
stable
interphase.
Herein,
dual‐additive
optimized
carbonate‐based
electrolyte
is
developed,
incorporating
tetraethylammonium
nitrate
(TEANO
3
)
lithium
difluorobis(oxalato)
phosphate
(LiDFBOP)
regulators.
LiDFBOP
enhances
interfacial
stability
compactness,
while
TEANO
facilitates
+
transport
suppresses
excessive
decomposition
of
LiDFBOP.
The
synergistic
effect
establishes
robust,
ion‐conductive
solid
interphase
(SEI)
cathode–electrolyte
(CEI)
enriched
P‐
N‐containing
inorganic
compounds
(including
LiN
x
O
y
P‐O/P‐F
species),
enabling
dense
deposition
cycling
under
cut‐off
voltage
4.5
V.
enables
Li||LCO
full
cells
capacity
retention
84%
even
high‐mass‐loading
cathode
(3.5
mAh
cm
−2
limited
(N/P
=
2).
This
work
demonstrates
straightforward
design
strategy
for
optimizing
SEI
CEI,
advancing
practical
deployment
LMBs.
Advanced Materials,
Journal Year:
2022,
Volume and Issue:
34(52)
Published: March 25, 2022
Abstract
It
has
long
been
a
global
imperative
to
develop
high‐energy‐density
lithium‐ion
batteries
(LIBs)
meet
the
ever‐growing
electric
vehicle
market.
One
of
most
effective
strategies
for
boosting
energy
density
LIBs
is
increase
output
voltage,
which
largely
depends
upon
cathode
materials.
As
most‐promising
cathodes
high‐voltage
(>4
V
vs
Li/Li
+
),
four
major
categories
including
lithium‐rich
layered
oxides,
nickel‐rich
spinel
and
polyanionic
compounds
still
encounter
severe
challenges
realize
improvement
voltage
while
maintaining
high
capacity,
fast
rate
capability,
service
life.
This
review
focuses
on
key
links
in
development
materials
from
lab
industrialization.
First,
failure
mechanisms
kinds
are
clarified,
optimization
strategies,
particularly
solutions
that
easy
large‐scale
production,
considered.
Then,
bridge
gap
between
industry,
cost
management,
safety
assessment,
practical
battery‐performance
evaluation,
sustainability
battery
technologies,
discussed.
Finally,
tough
promising
commercialization
summarized
promote
application
with
densities.
ACS Energy Letters,
Journal Year:
2023,
Volume and Issue:
8(4), P. 1752 - 1761
Published: March 13, 2023
The
commercialization
of
high-voltage
lithium
(Li)
metal
batteries
(LMBs)
has
been
severely
hindered
due
to
the
lack
advanced
electrolytes
that
can
simultaneously
support
a
stable
anode
(LMA)
and
cathode
(>4
V
vs
Li+/Li).
Here,
we
propose
tetrahydropyran
(THP)-based
weakly
solvating
electrolyte
(WSE)
regulate
Li+
solvation
structures
interfacial
behaviors.
anion-rich
in
THP-based
WSE
effectively
promotes
formation
inorganic-rich
solid
interphase
(SEI)
layers,
firm
(CEI)
films,
protective
passivation
films
on
an
Al
current
collector.
optimized
behaviors
contribute
highly
compact
Li
deposition,
stability,
inhibition
transition
ion
dissolution
corrosion.
Finally,
Li||LiNi0.5Co0.2Mn0.3O2
full
cell
delivered
cycling
performance
at
high
cutoff
voltages
4.3
even
4.5
V.
This
study
demonstrates
exciting
approach
enable
ether-based
for
LMBs
could
be
developed
other
battery
systems.
Advanced Materials,
Journal Year:
2022,
Volume and Issue:
34(52)
Published: April 1, 2022
Abstract
Alkali
(lithium,
sodium)‐based
second
batteries
are
considered
one
of
the
brightest
candidates
for
energy‐storage
applications
in
order
to
utilize
random
and
intermittent
renewable
energy
achieve
carbon
neutrality.
Conventional
lithium/sodium
containing
liquid
organic
electrolytes
vulnerable
leakage
even
combustion,
which
hinders
their
large‐scale
reliable
application.
All‐solid‐state
have
better
safety
been
developed
recent
years.
However,
most
them
suffer
from
low
ionic
conductivity
large
interfacial
resistance
with
electrode.
Ionogel‐electrolyte
membranes
composed
liquids
solid
matrices,
attracted
much
attention
because
nonvolatility,
nonflammability,
superior
chemical
electrochemical
properties.
This
review
focuses
on
advances
ionogel
that
sprang
up
emerging
demand
progress
safe
batteries.
The
ionogel‐electrolyte
discussed
based
framework
components
preparation
methods.
Their
structure
properties,
including
conductivity,
mechanical
strength,
stabilities,
so
on,
demonstrated
combination
applications.
current
challenges
insights
future
development
advanced
also
proposed.
Advanced Functional Materials,
Journal Year:
2023,
Volume and Issue:
34(5)
Published: June 26, 2023
Abstract
The
high
energy
density
of
rechargeable
metal
(Li,
Na,
and
Zn)
batteries
has
garnered
a
lot
interest.
However,
the
poor
cycle
stability
low
Coulomb
efficiency(CE),
which
are
mostly
brought
on
by
side
reactions
dendrite
development
anode,
place
cap
commercialization.
rational
design
electrolytes
via
incorporating
small
dose
additives
is
simple,
yet
effect
strategy
to
address
above
issues.
majority
govern
uniform
deposition
significantly
improve
cycling
performance
anodes.
battery
complex
system
electrolyte
affects
both
anode
cathode.
Complex
during
discharge/charge
process
put
forward
higher
requirements
for
functionality
electrolytes,
such
as
improving
cathode
flame
retardant.
Thus,
multifunctional
necessary
have
more
advantages
in
building
high‐performance
batteries.
recent
developments
stable
dendrite‐free
Li/Na/Zn
anodes
major
focus
this
review.
Breakthrough
research
toward
durable
high‐compatible
also
highlighted.
Finally,
critical
challenges
new
perspectives
optimization
formulation
emphasized.
This
review
will
provide
important
insight
develop
effective
Advanced Functional Materials,
Journal Year:
2023,
Volume and Issue:
33(12)
Published: Jan. 10, 2023
Abstract
High‐voltage
lithium
metal
batteries
(LMBs)
are
capable
to
achieve
the
increasing
energy
density.
However,
their
cycling
life
is
seriously
affected
by
unstable
electrolyte/electrode
interfaces
and
capacity
instability
at
high
voltage.
Herein,
a
hydrofluoric
acid
(HF)‐removable
additive
proposed
optimize
electrode
electrolyte
interphases
for
addressing
above
issues.
N,
N‐dimethyl‐4‐(4,4,5,5‐tetramethyl‐1,3,2‐dioxaborolan‐2‐yl)
aniline
(DMPATMB)
used
as
induce
PF
6
−
decomposition
form
dense
robust
LiF‐rich
solid
interphase
(SEI)
suppressing
Li
dendrite
growth.
Moreover,
DMPATMB
can
help
highly
+
conductive
3
N
LiBO
2
,
which
boost
transport
across
SEI
cathode
(CEI).
In
addition,
scavenge
traced
HF
in
protect
both
CEI
from
corrosion.
As
expected,
4.5
V
Li||
LiNi
0.6
Co
0.2
Mn
O
with
such
deliver
145
mAh
g
−1
after
140
cycles
200
mA
.
This
work
provides
novel
insight
into
high‐voltage
additives
LMBs.
Advanced Materials,
Journal Year:
2023,
Volume and Issue:
35(22)
Published: Feb. 20, 2023
Solid-state
polymer
electrolytes
(SPEs)
attract
great
interest
in
developing
high-performance
yet
reliable
solid-state
batteries.
However,
understanding
of
the
failure
mechanism
SPE
and
SPE-based
batteries
remains
its
infancy,
posing
a
barrier
to
practical
Herein,
high
accumulation
clogging
"dead"
lithium
polysulfides
(LiPS)
on
interface
between
cathode
with
intrinsic
diffusion
limitation
is
identified
as
critical
cause
Li-S
It
induces
poorly
reversible
chemical
environment
retarded
kinetics
cathode-SPE
bulk
SPEs,
starving
redox
cells.
This
observation
different
from
case
liquid
free
solvent
charge
carriers,
where
LiPS
dissolve
but
remain
alive
for
electrochemical/chemical
without
interfacial
clogging.
Electrocatalysis
demonstrates
feasibility
tailoring
diffusion-restricted
reaction
media
reducing
SPE.
enables
Ah-level
pouch
cells
specific
energy
343
Wh
kg-1
cell
level.
work
may
shed
new
light
bottom-up
improvement
