Advanced Energy Materials,
Год журнала:
2024,
Номер
unknown
Опубликована: Окт. 23, 2024
Abstract
Black
phosphorus
(BP)
emerges
as
a
highly
promising
electrode
material
for
next
generation
of
energy‐storage
systems.
Yet,
its
full
potential
is
hindered
by
the
instability
solid‐electrolyte
interphase
(SEI)
and
inflammability
liquid
Here
pioneering
UV‐induced
in
situ
strategy
introduced
SEI
construction,
which
leverages
rapid
electron
supply
to
fracture
sulfur‐dihalide
bonds.
This
technique
yields
internal
dihalide
inorganic
components
an
external
polymer
segment,
with
any
excess
organic
being
purged
through
pores.
The
(E)‐2‐chloro‐4‐((3′‐chloro‐4′‐hydroxyphenyl)diazinyl)phenyl
acrylate
(CA),
chlorine‐terminated
groups,
initially
transformed
into
flame‐retardant
phenyl
carboxylic
acid
(PCA),
then
encapsulated
within
ultrathin
BP
nanostructure,
further
nested
nitrogen
(N),
boron
(B)
co‐doped
carbon
(C)
sheets
that
accommodate
cobalt
(Co)
single
atoms/nanoclusters
(Co‐NBC).
Co‐NBC@BP@PCA
construct
demonstrates
impressive
initial
Coulombic
efficiency
(ICE)
99.1%
maintains
exceptional
stabilities
terms
mechanical,
chemical,
electrochemical
performancecritical
prolonged
cycle
calendar
life.
research
sheds
light
on
interplay
between
charge
integrated
plasticity
(RSIP)
approach
proactive
establishment
artificial
layer,
offering
profound
insights
enhancing
durability
providing
solid
foundation
advancements
energy
storage
technology.
Chemical Communications,
Год журнала:
2024,
Номер
60(42), С. 5538 - 5541
Опубликована: Янв. 1, 2024
A
novel
bifunctional
surfactant-like
electrolyte
additive,
nonafluorobutanesulfonyl
fluoride
(NtF),
is
designed
to
enhance
the
stability
of
lithium
metal
anodes.
The Journal of Physical Chemistry Letters,
Год журнала:
2024,
Номер
15(32), С. 8378 - 8386
Опубликована: Авг. 8, 2024
The
physicochemical
properties
of
electrolytes
profoundly
impact
the
energy
density,
rate
performance,
and
manufacturability
rechargeable
lithium
batteries.
Localized
high-concentration
(LHCEs),
a
novel
electrolyte
class,
have
attracted
considerable
interest,
yet
diluents
on
their
remains
unclear,
as
most
reports
involve
only
few
samples.
Here
we
prepared
345
samples
using
21
systematically
investigated
effect
diluent
type
content
miscibility,
viscosity,
ion
conductivity
LHCEs.
We
found
that
LHCEs
are
mainly
affected
by
diluents'
density
regardless
type.
Notably,
ionic
exhibits
two
typical
variance
trends,
"volcano"
"descending,"
both
correlating
strongly
with
viscosity
rather
than
dielectric
constant,
parameter
commonly
employed
in
design.
This
anomaly
can
be
explained
"plum
pudding"
solvation
model,
providing
essential
insights
for
developing
lightweight,
highly
fluid,
conductive
Lithium
metal
batteries
(LMBs)
have
been
recognized
as
high-energy
storage
alternatives;
however,
problematic
surface
reactions
due
to
dendritic
Li
growth
are
major
obstacles
their
widespread
utilization.
Herein,
a
3-mercapto-1-propanesulfonic
acid
sodium
salt
(MPS)
with
asymmetrically
functionalized
thiol
and
sulfonate
groups
polarizable
interface-restructuring
molecules
is
proposed
achieve
rapid
longer-operating
LMBs.
Under
harsh
condition
of
5
mA
cm
Advanced Energy Materials,
Год журнала:
2024,
Номер
unknown
Опубликована: Окт. 23, 2024
Abstract
Black
phosphorus
(BP)
emerges
as
a
highly
promising
electrode
material
for
next
generation
of
energy‐storage
systems.
Yet,
its
full
potential
is
hindered
by
the
instability
solid‐electrolyte
interphase
(SEI)
and
inflammability
liquid
Here
pioneering
UV‐induced
in
situ
strategy
introduced
SEI
construction,
which
leverages
rapid
electron
supply
to
fracture
sulfur‐dihalide
bonds.
This
technique
yields
internal
dihalide
inorganic
components
an
external
polymer
segment,
with
any
excess
organic
being
purged
through
pores.
The
(E)‐2‐chloro‐4‐((3′‐chloro‐4′‐hydroxyphenyl)diazinyl)phenyl
acrylate
(CA),
chlorine‐terminated
groups,
initially
transformed
into
flame‐retardant
phenyl
carboxylic
acid
(PCA),
then
encapsulated
within
ultrathin
BP
nanostructure,
further
nested
nitrogen
(N),
boron
(B)
co‐doped
carbon
(C)
sheets
that
accommodate
cobalt
(Co)
single
atoms/nanoclusters
(Co‐NBC).
Co‐NBC@BP@PCA
construct
demonstrates
impressive
initial
Coulombic
efficiency
(ICE)
99.1%
maintains
exceptional
stabilities
terms
mechanical,
chemical,
electrochemical
performancecritical
prolonged
cycle
calendar
life.
research
sheds
light
on
interplay
between
charge
integrated
plasticity
(RSIP)
approach
proactive
establishment
artificial
layer,
offering
profound
insights
enhancing
durability
providing
solid
foundation
advancements
energy
storage
technology.