Ionic Liquid Induced Static and Dynamic Interface Double Shields for Long‐Lifespan All‐Temperature Zn‐Ion Batteries
Advanced Materials,
Год журнала:
2025,
Номер
unknown
Опубликована: Фев. 25, 2025
Aqueous
Zn-ion
batteries
(ZIBs)
have
experienced
substantial
advancements
recently,
while
the
aqueous
electrolytes
exhibit
limited
thermal
adaptability.
The
low-cost
Zn(BF4)2
salt
possesses
potential
low-temperature
application,
brings
unsatisfied
stability
of
Zn
anodes.
To
address
this
challenge,
an
ionic
liquid
based
eutectic
electrolyte
(ILEE)
utilizing
presenting
remarkable
across
a
temperature
range
≈-100-150
°C
is
developed,
enabling
ZIBs
to
operate
in
diverse
conditions.
inner
Zn2+
solvation
structure
can
be
modulated
BF4
--rich
state
within
ILEE
system,
forming
static
ZnF₂
layer
at
electrolyte-Zn
anode
interface,
as
evidenced
by
ab
initial
molecular
dynamic
simulations.
Moreover,
positively
charged
EMIM+
accumulate
on
anodes
form
secondary
electrostatic
shield
that
mitigates
uncontrollable
dendrites
growth,
enhancing
overall
cycling
life
over
10
times
compared
with
pure
system.
When
electrolyte,
PANI||Zn
full
cells
demonstrate
acceptable
performances
under
all-temperature
environments,
especially
long
9500
cycles
low
-40
and
500
high
60
°C.
This
special
holds
significant
promise
for
future
extreme
environment.
Язык: Английский
Spatial and Electrostatic Dual‐Confinement in Hierarchical Hollow Bi‐Bi₂O₃@Carbon Nanofibers for Dendrite Suppression and Side Reaction Mitigation in Aqueous Zinc‐Ion Batteries
Advanced Functional Materials,
Год журнала:
2025,
Номер
unknown
Опубликована: Фев. 7, 2025
Abstract
The
widespread
application
of
aqueous
zinc‐ion
batteries
(AZIBs)
is
hindered
by
anode
dendrite
formation
and
side
reactions,
reducing
cycling
life
performance.
This
study
introduces
Bi‐Bi₂O₃‐loaded
carbon
nanofibers
(Bi‐Bi₂O₃@CNF)
with
hierarchical
hollow
structures
surface
grooves
fabricated
via
electrospinning,
thermal
treatment,
in
situ
growth.
Experimental
characterization
density
functional
theory
reveal
that
the
high
area
fibrous
network
Bi‐Bi₂O₃@CNF
enhance
electron
transport
electrolyte
distribution,
effectively
ohmic
resistance
concentration
polarization.
“Spatial
Effect”
provides
ample
space
for
uniform
Zn
deposition.
Additionally,
situ‐grown
Bi‐Bi₂O₃,
pyridinic
nitrogen,
pyrrolic
C─O─Bi
bonds
induce
strong
zinc
affinity
electronegativity,
generating
an
“Electrostatic
Confinement
amplifies
“spatial
effect”
into
a
“Dual‐Confinement
Effect.”
synergy
ensures
deposition,
suppresses
dendrites
mitigates
Compared
to
pure
anodes,
reduces
polarization
overpotential
17.6%,
increases
hydrogen
evolution
11.52%,
maintains
Coulombic
efficiency
98.8%
over
200
h.
In
full
cells,
Zn@Bi‐Bi₂O₃@CNF//MnO₂
achieves
73.0%
capacity
retention
after
1000
cycles
at
mA
g⁻¹.
work
promising
strategy
high‐efficiency,
durable,
safe
AZIBs
offers
valuable
insights
design
advanced
energy
storage
materials.
Язык: Английский
The Europium-Based Artificial Solid Electrolyte Interphase for High-Performance Aqueous Zinc-Ion Batteries
ACS Applied Polymer Materials,
Год журнала:
2025,
Номер
unknown
Опубликована: Март 20, 2025
Язык: Английский
Electrochemical engineering in aqueous metal-ion batteries
Science Bulletin,
Год журнала:
2025,
Номер
unknown
Опубликована: Апрель 1, 2025
Язык: Английский
Hydrogel Electrolytes-Based Rechargeable Zinc-Ion Batteries under Harsh Conditions
Zhaoxi Shen,
Zicheng Zhai,
Yu Liu
и другие.
Nano-Micro Letters,
Год журнала:
2025,
Номер
17(1)
Опубликована: Апрель 22, 2025
Abstract
Rechargeable
zinc
(Zn)-ion
batteries
(RZIBs)
with
hydrogel
electrolytes
(HEs)
have
gained
significant
attention
in
the
last
decade
owing
to
their
high
safety,
low
cost,
sufficient
material
abundance,
and
superb
environmental
friendliness,
which
is
extremely
important
for
wearable
energy
storage
applications.
Given
that
HEs
play
a
critical
role
building
flexible
RZIBs,
it
urgent
summarize
recent
advances
this
field
elucidate
design
principles
of
practical
This
review
systematically
presents
development
history,
fundamentals,
functional
designs,
challenges,
prospects
HEs-based
RZIBs.
Firstly,
species,
mechanisms
are
discussed,
along
compatibility
Zn
anodes
various
cathodes.
Then,
designs
harsh
conditions
comprehensively
including
high/low/wide-temperature
windows,
mechanical
deformations
(e.g.,
bending,
twisting,
straining),
damages
cutting,
burning,
soaking).
Finally,
remaining
challenges
future
perspectives
advancing
RZIBs
outlined.
Язык: Английский
Recent progress and challenges of high-loading cathodes for aqueous Zn-ion batteries
Energy Materials,
Год журнала:
2025,
Номер
5(8)
Опубликована: Апрель 23, 2025
Owing
to
the
advantages
of
low
cost,
rich
resources,
and
intrinsic
safety,
aqueous
Zn-ion
batteries
have
attracted
broad
attention
as
promising
energy
storage
technology
for
large-scale
smart
grids.
The
cathodes
developed
rapidly,
including
Mn-based
cathodes,
V-based
halogen
cathodes.
High
specific
capacity
long
cycling
lifespan
been
achieved.
However,
when
mass
loading
cathode
materials
is
scaled
up
practical
level,
stability
rate
property
are
very
unsatisfactory.
Therefore,
in
this
review,
we
deeply
analyze
key
issues
that
limit
electrochemical
performance
high-loading
batteries.
Subsequently,
comprehensively
summarize
effective
solutions
above
issues,
(1)
rational
binder
design,
(2)
three-dimensional
(3)
material
structural
optimization,
(4)
interface
engineering
Zn
anodes.
Finally,
give
a
critical
perspective
from
commercial
application
future
development
high-energy-density
Язык: Английский