Energies,
Journal Year:
2024,
Volume and Issue:
17(22), P. 5712 - 5712
Published: Nov. 15, 2024
With
the
increasing
global
emphasis
on
green
energy
and
sustainable
development
goals,
electrocatalytic
oxygen
evolution
reaction
(OER)
is
gradually
becoming
a
crucial
focus
in
research
water
oxidation
for
hydrogen
generation.
However,
its
complicated
processes
associated
with
high
barrier
severely
limit
efficiency
of
conversion.
Recently,
layered
double
hydroxide
(LDH)
has
been
considered
as
one
most
promising
catalysts
alkaline
media.
Nonetheless,
lacking
deep
insight
into
kinetic
process
OER
detrimental
to
further
optimization
LDH
catalysts.
Therefore,
monitoring
catalytic
via
surface-sensitive
situ
spectroscopy
especially
important.
In
particular,
Raman
technique
capable
providing
fingerprint
information
surface
species
intermediates
operating
environment.
From
perspective
spectroscopy,
this
paper
provides
an
exhaustive
overview
progress
characterization
mechanism
catalysts,
theoretical
guidance
designing
materials.
Finally,
we
present
incisive
discussion
challenges
future
trend.
Chemical Science,
Journal Year:
2024,
Volume and Issue:
15(30), P. 12108 - 12117
Published: Jan. 1, 2024
This
work
proposes
a
film-forming
Lewis
acid
additive
to
promote
the
in
situ
polymerization
of
1,3-dioxane
and
formation
fluorine/boron
rich
interface,
which
enhance
cycling
stability
lithium
metal
batteries.
Small,
Journal Year:
2025,
Volume and Issue:
unknown
Published: Jan. 5, 2025
Abstract
In
situ
polymerization
of
cyclic
ethers
is
a
promising
strategy
to
construct
solid‐state
lithium
(Li)
metal
batteries
with
high
energy
density
and
safety.
However,
their
practical
applications
are
plagued
by
the
unsatisfactory
electrochemical
properties
polymer
electrolytes
unstable
solid
electrolyte
interphase
(SEI).
Herein,
organic
perfluorodecanoic
acid
(PFDA)
proposed
as
new
initiator
polymerize
1,3‐dioxolane
(PDOL),
which
enables
as‐obtained
PDOL
deliver
greatly
enhanced
ionic
conductivity
broadened
window.
Besides,
experimental
data
theoretical
calculations
demonstrate
dual‐layered
SEI
PFDA‐derived
component
on
top
LiF
at
bottom
constructed
surface
Li
metal,
can
provide
enough
mechanical
strength
suppress
dendrite
growth
flexibility
accommodate
volume
fluctuations
during
repeated
cycling.
As
result,
symmetric
cells
PFDA‐induced
(P‐PDOL)
achieve
superior
plating/stripping
cycle
for
1400
h
0.3
mA
cm
−2
.
Additionally,
Li||P‐PDOL||LiFePO
4
(LFP)
full
maintain
stable
cycling
over
300
times
0.5
C.
This
work
offers
potential
simultaneously
prepare
high‐performance
stabilize
metal/PDOL
interface,
providing
research
insights
advance
toward
applications.
Carbon Neutralization,
Journal Year:
2024,
Volume and Issue:
3(3), P. 386 - 395
Published: April 22, 2024
Abstract
Due
to
its
high
energy
density
and
low
interface
impedance,
in
situ
polymerized
gel
electrolytes
were
considered
as
a
promising
electrolyte
candidate
for
lithium
metal
batteries
(LMBs).
In
this
work,
new
flame‐retardant
was
prepared
via
ring‐opening
polymerization
of
DOL
TEP.
The
PDOL–TEP
exhibits
excellent
room
temperature
ionic
conductivity
(0.38
mS
cm
−1
),
wide
electrochemical
window
(4.4
V),
Li
+
transference
number
(0.57),
enhanced
safety.
Thus,
the
NCM811||Li
cells
with
exhibit
cycle
stability
(82.7%
capacity
retention
rate
after
300
cycles
at
0.5
C)
performance
(156
119
mAh
g
1
C).
Furthermore,
phosphorus
radicals
decomposed
from
TEP
can
combine
hydrogen
block
combustion
reaction.
This
work
provides
an
effective
method
preparation
solid‐state
LMBs
voltage,
density,
