Customizing the water-scarce, zinc ion-rich Helmholtz plane of a zinc anode for Ah-scale Zn metal batteries
Energy & Environmental Science,
Год журнала:
2024,
Номер
17(20), С. 7850 - 7859
Опубликована: Янв. 1, 2024
By
constructing
a
hydrogel
film
doped
with
an
ionic
liquid
on
Zn
anode,
water-scarce
inner
Helmholtz
plane
and
ion-enriched
outer
is
developed,
which
effectively
enables
stable
zinc
anode
for
Ah-scale
metal
batteries.
Язык: Английский
A Reductive Environment‐Assisted Dealloying Approach for Hierarchical Porous Metals in Efficient Magnesium Metal Batteries
Batteries & Supercaps,
Год журнала:
2025,
Номер
unknown
Опубликована: Янв. 7, 2025
Abstract
This
study
introduces
monolithic
three‐dimensional
nanoporous
magnesium
(3D‐NPMg)
fabricated
through
a
scalable
solution‐based
dealloying
process
as
electrodes.
By
employing
naphthalene‐based
reductive
environment,
this
approach
forms
hierarchically
porous
3D
structure
with
clean
metallic
surfaces,
thereby
forming
free‐standing
bicontinuous
nanostructure.
The
resulting
3D‐NPMg
addresses
critical
challenges
in
metal
battery
(MMB)
anodes,
including
high
polarization,
dendritic
growth,
and
limited
cycling
stability.
Electrochemical
performance
tests
show
that
exhibits
lower
overpotentials,
improved
charge‐transfer
kinetics,
significantly
extended
life.
interconnected
facilitates
efficient
ionic
transport
uniform
Mg
deposition,
thus
suppressing
volume
expansion
reducing
top‐plating
during
cycling.
With
its
rapid
oxidation‐minimizing
synthesis,
offers
broad
applications
across
various
metals,
which
can
advance
the
development
of
stable,
high‐performance
anodes
for
next‐generation
MMBs.
Язык: Английский
Investigation of fluoroethylene carbonate-containing ether-ester hybrid electrolytes for anode-free lithium metal batteries
Journal of Power Sources,
Год журнала:
2025,
Номер
635, С. 236495 - 236495
Опубликована: Фев. 17, 2025
Язык: Английский
Surface Engineering-induced Highly Dispersed and Polycrystalline Structured Nickel Phosphide Nano Catalysts for Lithium-sulfur Batteries
Electrochimica Acta,
Год журнала:
2025,
Номер
unknown, С. 145892 - 145892
Опубликована: Фев. 1, 2025
Язык: Английский
Separators for Rechargeable Metal Batteries: Design Principles and Evaluation
Advanced Functional Materials,
Год журнала:
2025,
Номер
unknown
Опубликована: Фев. 25, 2025
Abstract
Metal
anodes
exhibit
great
potential
in
delivering
high
capacity
and
energy
density
to
address
modern
demands.
However,
the
commercialization
of
these
advanced
batteries
is
hindered
by
metal
anode‐related
challenges
including
fast‐decaying
performance
dendrite‐induced
safety
risks.
Though
frequently
overlooked
cell
design,
separators
can
play
a
critical
role
anode
reactions
actively
interacting
with
both
electrolytes
electrodes.
This
review
explores
design
principles
for
achieve
safe
stable
batteries.
By
analyzing
failure
modes
each
step
during
electrodeposition
process,
key
factors
that
determine
stability
cycling
process
are
discussed.
Additionally,
current
methods
used
evaluate
separator
effectiveness
suppressing
dendrite
formation
highlighted
critically
examined
their
limitations.
enhancing
understanding
functionality,
this
offers
insights
into
optimizing
designs,
paving
way
development
efficient
Язык: Английский
Critical Ingredients Revitalize Magnesium‐Metal Batteries: Rationality and Challenges
Advanced Materials,
Год журнала:
2025,
Номер
unknown
Опубликована: Март 4, 2025
Multivalent-metal
batteries
hold
tremendous
promise
in
solving
safety
and
sustainability
problems
encountered
by
common
lithium-ion
batteries,
but
the
lack
of
ideal
electrolyte
solutions
restricts
their
large-scale
adoption.
Tuning
structures
with
functional
ingredients,
especially
amines/methoxy-based
amines
phosphates,
can
revitalize
multivalent-metal
anodes
high-voltage
cathodes
conventional
electrolytes,
unlocking
full
potential.
However,
a
rational
clear
understanding
implications
these
notwithstanding
critically
important
to
commercially
available
design,
has
not
been
widely
accepted.
This
concise
perspective
aims
provide
timely
analysis
discussion
on
ingredients'
functionalities
solvation
shell
speciation,
interphase
evolution,
consequently
metal
plating/stripping
kinetics
acceleration.
In
addition
prevailing
coordination
interactions,
fresh
understandings
intermolecular
ionization/association
unique
formation
are
underscored
close
relationship
between
chemistries
weakly
passivated
properties.
The
existing
proposed
outlooks
expected
promote
next
breakthroughs
for
rechargeable
batteries.
Язык: Английский
Advances in electrospun materials for magnesium-ion batteries: A mini review
MRS Energy & Sustainability,
Год журнала:
2025,
Номер
unknown
Опубликована: Апрель 1, 2025
Язык: Английский
Functional Separator Induced Interface Potential Uniform Reformation Enabling Dendrite‐Free Metal Batteries
Advanced Functional Materials,
Год журнала:
2025,
Номер
unknown
Опубликована: Апрель 10, 2025
Abstract
Uncontrolled
dendrite
growth
leads
to
poor
cycling
performance
and
potential
safety
hazards
in
high‐energy
metal
resource‐rich
(Na/Mg)
batteries.
Herein,
a
polar
Nylon
6‐cellulose
acetate
(NCA)
separator
is
designed
regulate
electrolyte
solvation
structure
electrode–electrolyte
interface
for
dendrite‐free
Na/Mg
The
different
dipole
interactions
between
separator's
groups
(CONH,
COOR,
ROR,
OH)
anhydride/ether
from
ester/ether
solvents
ensure
the
universality
various
electrolytes.
In
sodium
batteries,
groups‐constructed
confined
space
within
NCA
exhibits
competitive
coordinate
with
ethylene
carbonate‐EC,
diethyl
carbonate‐DEC,
fluoroethylene
carbonate‐FEC,
which
induces
an
anion‐dominated
Na
+
(NCA:
CN
solvent
‐3.83,
polypropylene:
‐6.47).
Then,
induced
concentration‐enhanced
PF
6
−
derives
NaF‐rich
solid
interphase
high
electronic
insulation,
against
owing
leakage.
Moreover,
homogeneous
distribution
caused
by
cloud
overlap
(δ
O
↔
δ
H
)
EC/DEC/FEC
enables
fast
well‐distributed
deposition.
Furthermore,
phase‐field
simulations
via
COMSOL
reveal
that
enhanced
diffusion
flux
(1.59
mol
m
−2
s
−1
fundamentally
inhibits
nucleation.
Electrochemical
tests
show
facilitates
stable
Na||NFPP
cell
(96.3%,
1,600
cycles,
10
C).
Additionally,
can
be
employed
govern
0.4
(PhMgCl)
2
‐AlCl
3
THF
electrolyte,
achieving
Mg
Язык: Английский
Deciphering the interfacial electrochemistry of non-nucleophilic Mg(TFSI)2 as 4 V-class electrolyte for Mg batteries
Chemical Engineering Journal,
Год журнала:
2025,
Номер
unknown, С. 162410 - 162410
Опубликована: Апрель 1, 2025
Язык: Английский
In Situ Formation of a Bi/Mg‐Based Hybrid Interphase for Highly Reversible Magnesium Metal Anodes
Advanced Materials,
Год журнала:
2025,
Номер
unknown
Опубликована: Май 3, 2025
Abstract
Magnesium
(Mg)
is
a
promising
anode
material
for
magnesium
metal
batteries
(MMBs)
owing
to
its
high
specific
capacity,
excellent
safety
profile,
and
abundant
availability.
However,
pristine
Mg
anodes
suffer
from
uneven
plating/stripping
surface
passivation/corrosion,
limiting
the
cycling
stability
of
MMBs.
This
study
introduces
Bi/Mg‐based
hybrid
interphase
protective
layer
on
foil
(denoted
Bi‐Mg@Mg)
through
an
in
situ
quasi‐solid–solid
redox
reaction
by
immersing
bismuth
oxybromide
suspension.
The
resulting
consists
magnesiophilic
components
(Bi
Bi
2
3
alloy)
magnesiophobic
species
(MgO,
MgBr
,
BiBr
).
These
synergistically
enhance
desolvation,
nucleation,
deposition
kinetics,
mitigate
side
reactions,
promote
uniform
electric
field
ion
flux
distributions.
As
result,
Bi‐Mg@Mg
electrodes
exhibit
superior
reversibility,
maintaining
stable
performance
over
4100
h
all‐phenyl
complex
electrolyte
2900
Mg(TFSI)
electrolyte,
significantly
outperforming
electrodes.
Furthermore,
full
cells
paired
with
Mo
6
S
8
cathodes
demonstrate
capacities,
rate
capabilities,
long
lifespans,
highlighting
exceptional
electrochemical
anode.
offers
strategy
developing
highly
reversible
anodes,
paving
way
practical
long‐cycle
Язык: Английский