ACS Applied Energy Materials,
Journal Year:
2025,
Volume and Issue:
unknown
Published: Jan. 27, 2025
In
order
to
increase
the
energy
density
and
improve
cyclability
of
lithium–sulfur
(Li–S)
batteries,
a
combined
strategy
is
devised
evaluated
for
high-performance
Li–S
batteries.
It
consists
following
steps
reduce
loss
active
sulfur
sulfides
migrating
in
liquid
electrolyte
anode
add
electrocatalyst
groups
cathode
or
catholyte:
(i)
A
hollow
porous
nanoparticle
coating
host
with
pseudocapacitive
PEDOT:PSS
binder
that
also
contributes
trapping
polysulfides.
(ii)
thin
interlayer
B–N-graphene
(BNG)
nanoplatelets
on
above
polysulfides
while
participating
electron
transfer
acting
as
an
electrocatalyst,
thus
ensuring
trapped
remain
cathode.
(iii)
Added
semiconductor
phthalocyanine
VOPc
CoPc
form
network
catholyte,
promoting
their
redox
reactions
Li+
ions.
(iv)
silk
fibroin
electrolyte,
which
suppresses
dendritic
growth
lithium
anode.
This
step-by-step
battery
cells
characterized
experimentally
simulations
based
multipore
continuum
physicochemical
model
adsorption
data
supplied
from
molecular
dynamics
simulations.
The
BNG
sprayed
proved
decisive
factor
improving
cell
performance
all
cases.
combining
features
(i),
(ii),
45
wt
%
S
yields
1372
mAh
gS–1
at
first
discharge
920
100th
after
cycling
schedule
different
C-rates.
55
805
586
discharge,
respectively.
Advanced Functional Materials,
Journal Year:
2025,
Volume and Issue:
unknown
Published: Feb. 27, 2025
Abstract
Constructing
solid
polymer
electrolytes
for
fast‐charging
solid‐state
lithium
batteries
is
essential
but
extremely
challenging
due
to
the
poor
ionic
conductivity
and
large
interfacial
impedance.
Herein,
a
coordinated
Li
+
transport
network
electrolyte
linked
by
weak
bonding
designed
fabricated,
featuring
high
of
1.14
×
10
−3
S
cm
−1
at
30
°C
broad
electrochemical
window
4.82
V.
The
interaction
carboxyl‐functionalized
liquid
metal–organic
framework
with
polymers
constructs
fast
ion
migration
path
facilitates
dissociation
salt
obtain
more
free
ions,
which
beneficial
ability.
Thus,
remarkable
rate
capability
cycling
performance
are
obtained
specific
capacity
96.2
mAh
g
6
C
even
after
than
500
cycles
retention
as
98.9%
in
LiFePO
4
||Li
cells.
Such
outperforms
many
recent
reports
can
be
attributed
local
inter‐radical
interactions
LiF‐rich
interphase.
This
work
not
only
confirms
importance
also
provides
insights
into
designing
capable
charging.
Small,
Journal Year:
2025,
Volume and Issue:
unknown
Published: March 12, 2025
Abstract
A
key
challenge
for
sodium‐ion
batteries
(SIBs)
lies
in
identifying
suitable
host
materials
capable
of
accommodating
large
Na
+
ions
while
addressing
sluggish
chemical
kinetics.
The
unique
interfacial
effects
heterogeneous
structures
have
emerged
as
a
critical
factor
accelerating
charge
transfer
and
enhancing
reaction
Herein,
MoSe
2
/Bi
Se
3
composites
integrated
with
N‐doped
carbon
nanosheets
are
synthesized,
which
spontaneously
self‐assemble
into
flower‐like
microspheres
(MoSe
@N‐C).
Electrochemical
measurements
density
functional
theory
(DFT)
calculations
underscore
the
significant
improvement
kinetics
enabled
by
structural
advantages
composite.
Remarkably,
nanosheet
morphology
provides
more
storage
sites,
uniformly
distributed
heterostructure
can
optimize
carrier
concentration
alter
electric
field
distribution,
thereby
facilitating
enabling
additional
sodium
ion
storage.
When
employed
an
anode
material
SIBs,
@N‐C
exhibits
exceptional
performance,
delivering
reversible
capacity
521.4
mAh
g
−1
at
1
800
cycles
407.9
10
over
1400
cycles.
Notably,
be
fully
restored
to
its
initial
level
after
cycling
high
current
densities.
This
study,
combining
experimental
theoretical
insights,
novel
perspective
on
interface
engineering
advance
practical
application
SIBs.
Batteries & Supercaps,
Journal Year:
2025,
Volume and Issue:
unknown
Published: April 17, 2025
Hybrid
Zn–Co/air
batteries
achieve
both
high
energy
density
and
efficiency
by
coupling
the
oxygen
catalytic
reaction
of
Zn–air
Faradic
redox
Zn–Co
batteries.
However,
challenges
exist
in
practical
applications,
including
low
utilization
rate
active
material,
insufficient
activity,
unmatched
interfaces.
These
limitations
hinder
performance
hybrid
restrict
their
ability
broader
application
scenarios.
This
work
reviews
recent
development
focuses
on
core
issues.
In
terms
material
structure
design,
advancements
are
made
microstructure
optimization,
defect
engineering,
ion
doping,
electrochemical
activation.
area
activity
improvements
achieved
through
optimization
support
materials,
structural
engineering.
field
interface
progress
has
been
hydrophilicity
hydrophobicity
gas
transfer
channel
electrode
design.
Finally,
this
summarizes
future
research
directions
technical
to
promote
commercialization
The
in‐depth
analysis
aims
provide
valuable
guidance
researchers
develop
next‐generation
high‐performance
