ACS Applied Materials & Interfaces,
Год журнала:
2024,
Номер
17(1), С. 1139 - 1152
Опубликована: Дек. 25, 2024
A
stoichiometric
cubic
phase
of
zinc
bismuth
oxide
ZnBi38O60
(ZBO)
is
introduced
as
an
anode
for
rechargeable
Na-ion
batteries.
ZBO
synthesized
using
a
coprecipitation
method
and
characterized
by
various
physicochemical
techniques.
Pristine
shows
high
cyclability
in
ether-based
electrolyte
due
to
the
formation
robust
interphase
coupled
with
Na+
conductivity.
Fast
charge-transfer
kinetics
chemical
compatibility
between
electrode
result
reversible
stable
capacity
∼300
mA
h/g
at
100
mA/g
∼180
1000
as-synthesized
ZBO.
Using
situ
diffraction
(XRD)
experiments,
both
conversion
alloying
reactions
are
found
be
responsible
observed
good
performance.
robust,
multilayered
SEI
composed
inner
bismuth-rich
inorganic
layer
outer
polyether
ionic
conductivity
X-ray
photoelectron
spectroscopy
analysis.
The
battery
characteristics
superior
individual
binary
oxides,
Bi2O3
ZnO,
thus
bringing
out
advantages
addition
ternary
system
studied.
Preliminary
full
cell
studies
Na3V2(PO4)3
cathode
show
performance
energy
density
stability.
present
investigations
reveal
great
potential
anode,
ZBO,
comprising
earth-abundant
elements,
will
likely
lead
alternate
material
Advanced Materials,
Год журнала:
2025,
Номер
unknown
Опубликована: Янв. 22, 2025
Abstract
Potassium‐ion
batteries
(PIBs),
with
abundant
resources
and
low
cost,
are
considered
as
a
promising
alternative
to
commercial
lithium‐ion
for
low‐cost
large‐scale
applications.
Over
the
past
decade,
significant
academic
progresses
made
in
development
of
PIBs,
including
advancements
cathodes,
anodes,
electrolytes.
However,
most
improvements
achieved
under
laboratory
conditions
(e.g.,
K
metal‐based
half‐cells
mass
loading
active
materials),
performance
PIBs
full
cells
is
still
far
from
requirements
A
critical
insight
bridging
research
commercialization
urgently
needed
guide
future
this
field.
This
review
will
discuss
challenges
improvement
strategies
focusing
on
potential
practical
electrolytes,
well
their
cells.
It
aims
give
readers
clear
logical
understanding
PIBs.
The
application
analysis
also
discussed
provide
comprehensive
Finally,
perspectives
provided
Advanced Energy Materials,
Год журнала:
2024,
Номер
14(48)
Опубликована: Авг. 27, 2024
Abstract
Rechargeable
aqueous
Zn–MnO
2
batteries
are
attracting
attention
as
a
cost‐effective
and
safe
energy
storage
solution,
but
their
commercialization
faces
challenges
due
to
limited
stability,
output
voltage,
density.
Herein,
hybrid‐ion
system
with
enhanced
Mn
4+
/Mn
2+
electrochemical
contribution
is
introduced
using
an
Al
3+
‐based
electrolyte.
Compared
conventional
Zn
electrolytes,
the
hybrid
/Zn
cell
offers
higher
voltage
of
1.75
V,
capacities
up
469
mAh
g
−1
,
outstanding
densities
≈730
Wh
kg
at
0.3
A
.
Besides,
‐enabled
battery
shows
100%
capacity
density
retention
after
10,000
cycles
Even
high
mass–loading
6.2
mg
cm
−2
≈200
maintained
for
over
100
cycles.
This
performance
related
different
intercalation
reaction
mechanisms,
proved
by
combination
analysis
ex‐situ
x
‐ray
diffraction
characterization
cells
discharge
stages.
ions,
Lewis
strong
acid,
contribute
in
two
significant
ways:
through
highly
reversible
intercalation/de‐intercalation
that
substantially
boosts
capacitance
low
current
rates,
promoting
aided
H
+
dominates
rates.
Overall,
this
work
demonstrates
practical
potential
low‐cost
stationary
habilitated
multiple
ion
co‐intercalation.
ACS Applied Materials & Interfaces,
Год журнала:
2025,
Номер
unknown
Опубликована: Март 25, 2025
To
date,
optimizing
electrolytes
has
become
a
promising
approach
to
enable
high-voltage,
high-performance
lithium-ion
cells.
Herein,
study
is
performed
evaluate
the
potential
of
difluoroethylene
carbonate
(DFEC)
replace
fluoroethylene
(FEC)
and
deliver
comparable
or
even
superior
performance
at
high
voltage.
It
unveiled
that
moderately
increasing
lithium
salt
inside
DFEC-based
electrolyte
enhances
high-voltage
cells,
with
outperforming
FEC-based
counterpart.
Moreover,
also
fits
LiFePO4
system
where
illustrated
when
charged
3.8
4.0
V.
As
result
low
binding
energy
between
DFEC
Li+,
an
anion-rich
solvation
structure
formed
by
electrolyte,
facilitating
Li+
intercalation/deintercalation
forming
inorganic-rich
passivation
layers.
In
addition,
cell's
electrode-electrolyte
interface
well-protected
due
film
property
DFEC,
thin,
smooth,
robust
layer
generated
efficiently
prevents
electrode
from
side
reactions
under
Furthermore,
cells
containing
it
demonstrate
safety
properties
exposed
typical
testing.
Hence,
shown
be
viable
alternative
FEC
for
enabling
sound-performance
Small Structures,
Год журнала:
2025,
Номер
unknown
Опубликована: Апрель 6, 2025
Potassium‐ion
batteries
present
a
promising
alternative
to
address
the
global
lithium
shortage.
However,
their
electrochemical
performance
is
significantly
hampered
by
severe
volume
expansion
of
graphite
electrodes
upon
K‐ion
intercalation.
In
this
work,
comprehensive
multiscale
modeling
approach
introduced
analyze
both
and
mechanical
behavior
potassium‐ion
batteries,
integrating
diffusion
coefficient
properties
derived
from
density
functional
theory
calculations
with
3D
particle
network
model.
The
research
demonstrates
that
concentration
influences
material
properties,
such
as
coefficients,
Young's
modulus,
shear
affecting
stability
potassium‐graphite
intercalation
compounds.
Notably,
study
reveals
KC
24
exhibits
superior
compared
16
despite
its
lower
due
enhanced
electrostatic
interactions.
Additionally,
dependence
crucial
for
accurate
modeling,
constant
values
lead
substantial
discrepancies.
findings
highlight
importance
considering
staging
transitions
precise
prediction
optimization
batteries.
This
work
lays
foundation
future
into
mitigating
degradation
improving
battery
through
advanced
techniques.
Journal of Physics Energy,
Год журнала:
2024,
Номер
7(1), С. 012001 - 012001
Опубликована: Ноя. 14, 2024
Abstract
Flexible
wearable
devices
have
gained
increasing
attention
in
the
field
of
health
and
fitness
monitoring
because
their
biocompatibility
ability
to
collect
biomarkers
seamlessly
instantly.
Consequently,
a
new
research
direction
has
emerged
on
how
power
these
portable
electronic
devices.
Currently,
majority
are
powered
by
lithium-ion
batteries
(LIBs).
However,
owing
safety
concerns
bulky
size
LIBs,
there
is
growing
demand
for
sustainable,
light,
supplies.
Thus,
sweat-activated
(SABs)
were
recently
proposed
as
source
generation
energy
storage.
To
validate
feasibility
using
SABs
devices,
we
briefly
recalled
history
development
recent
years,
well
present
outcomes.
This
review
overviews
three
categories
(conventional-redox
batteries,
metal-air
others),
which
based
two
anode
materials
(Magnesium
Zinc)
working
mechanism
diverse
was
interspersed
throughout
discussion.
Moreover,
electrolytes
suitable
substrates
integrating
into
thoroughly
discussed.
Furthermore,
various
SAB
application
scenarios
reviewed.
comprehensive
will
not
only
offer
insights
current
state
technology
but
also
provide
valuable
guidance
suggestions
future
advancements
applications
this
field.
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.
