Angewandte Chemie,
Год журнала:
2024,
Номер
136(30)
Опубликована: Май 7, 2024
Abstract
Aqueous
zinc–iodine
(Zn−I
2
)
batteries
are
gaining
significant
attention
due
to
their
low‐cost,
high
safety
and
theoretical
capacity.
Nevertheless,
long
cycle
durability
have
been
hampered
the
use
of
aqueous
media
that,
over
time,
lead
Zn
dendrite
formation,
hydrogen
evolution
reaction,
polyiodide
dissolution.
Xiao
et
al.
recently
reported
addition
an
imidazolium‐based
ionic
liquid
(IL)
electrolyte
found
that
IL
plays
a
key
role
in
modifying
solvation
+
ions
bulk
inner
Helmholtz
plane,
repelling
H
O
molecules
away
from
anode
surface.
UV/Vis
NMR
spectroscopy
also
indicates
strong
interaction
between
imidazolium
cation
[EMIM]
I
3
−
,
thereby
reducing
shuttling
enhancing
life
battery.
Overall,
capacity
decay
rate
only
0.01
%
per
after
18,000
cycles
at
4
A
g
−1
is
observed,
making
additives
electrolytes
highly
promising
candidates
for
Zn−I
batteries.
Advanced Materials,
Год журнала:
2024,
Номер
36(38)
Опубликована: Июль 31, 2024
Abstract
Aqueous
zinc–iodine
batteries
(AZIBs)
are
highly
appealing
for
energy
requirements
owing
to
their
safety,
cost‐effectiveness,
and
scalability.
However,
the
inadequate
redox
kinetics
severe
shuttling
effect
of
polyiodide
ions
impede
commercial
viability.
Herein,
several
Zn‐MOF‐derived
porous
carbon
materials
designed,
further
preparation
iron–doped
(Fe–N–C,
M9)
with
varied
Fe
doping
contents
is
optimized
based
on
a
facile
self‐assembly/carbonization
approach.
M9,
atomic
coordinated
nitrogen
atoms,
employed
as
an
efficient
cathode
host
AZIBs.
Functional
modifications
hosts
involving
species
levels
investigated.
The
adsorption
tests,
in
situ
Raman
spectroscopy,
UV–vis
results
demonstrate
capability
charge‐discharge
mechanism
iodine
species.
Furthermore,
experimental
findings
theoretical
analyses
have
proven
that
conversion
enhanced
through
physicochemical
confinement
effect.
This
study
offers
basic
principles
strategic
design
single‐atom
dispersed
high‐performance
Flexible
soft–pack
battery
wearable
microbattery
applications
also
implications
future
long‐life
aqueous
designs.
Advanced Energy Materials,
Год журнала:
2025,
Номер
unknown
Опубликована: Фев. 21, 2025
Abstract
Developing
sustainable
energy
storage
systems
is
crucial
for
integrating
renewable
sources
into
the
power
grid.
Aqueous
zinc‐ion
batteries
(ZIBs)
are
becoming
increasingly
popular
due
to
their
safety,
eco‐friendliness,
and
cost‐effectiveness.
However,
challenges
remain
in
achieving
realistic
time
per
charge,
long
cycling
life,
high
capacity
practical
conditions.
Despite
advancements
cathode
materials,
issues
such
as
dissolution
side
reactions
limit
performance.
Optimizing
architecture
electrolyte
composition
essential
address
these
challenges.
Tailored
formulations
can
stabilize
electrode‐electrolyte
interface
(EEI
enhance
stability.
This
perspective
reviews
cathodes
from
past
decades
compares
performance
under
different
current
densities.
Emphasizing
low
density
extended
stability
widespread
adoption
of
ZIBs
grid‐scale
applications.
By
focusing
on
aspects,
this
aims
bridge
gap
between
research
applications,
offering
insights
optimizing
material
structure
selecting
matching
electrolytes
storage.
work
guides
future
developments
ZIB
technology,
facilitating
transition
lab
real‐world
deployment.
Advanced Energy Materials,
Год журнала:
2024,
Номер
unknown
Опубликована: Июль 12, 2024
Abstract
Zinc–iodine
(Zn–I
2
)
batteries
are
promising,
low‐cost
and
safe
aqueous
rechargeable
energy
storage
devices.
An
iodide
shuttle‐induced
corrosion
poor
zinc
(Zn)
stripping/plating
often
result
in
a
limited
battery
lifetime,
urges
the
development
of
multifunctional
Zn
anodes.
To
overcome
these
problems,
here
Zn‐anode
is
demonstrated
with
shape‐programmability
uniform
morphology
along
low‐indexed
(002)
crystal
plane,
achieved
by
electrodepositing
on
nitinol
alloy
(nickel–titanium,
NiTi).
It
found
that
surface
oxide
layer
NiTi
supports
deposition
densely
packed
planar
film
formation
leads
high
resistance,
while
adopts
shape‐memory
function.
NiTi‐based
device
achieves
extremely
steady
performance,
benefiting
from
during
cycling,
whereas
Zn‐based
short‐circuits
due
to
dendritic
under
severe
corrosion.
also
flat‐shape‐programmed
flexible
pouch
cell
Zn–I
(SP‐ZIB),
which
performs
well
bent
mode,
recovers
its
original
flat
shape
at
elevated
temperature,
shows
consistent
performance
for
validated
cycles.
The
function
makes
this
advanced
flexibility
shape‐programmable
features.
This
study
represents
fresh
insight
using
smart
materials
as
features
next‐generation
Zn‐I
batteries.
ACS Sustainable Chemistry & Engineering,
Год журнала:
2024,
Номер
12(42), С. 15528 - 15537
Опубликована: Окт. 10, 2024
Despite
showing
low
cost,
inherent
safety,
and
high
suitability,
the
rechargeable
Zn–I2
aqueous
batteries
are
still
seriously
suffering
from
self-discharge
energy
density
issues
stemming
I2
dissolution,
polyiodide
shuttling,
mass
loading.
Herein,
we
develop
a
novel
polyquaternium-10
(P10,
cationic
cellulose)-based
binding
system
to
simultaneously
circumvent
these
issues.
The
water-borne
P10
binder
can
suppress
dissolution
shuttling
by
not
only
adsorbing
polyiodides
via
its
quaternary
ammonium
groups
oxygen
heteroatoms
but
also
eliminating
use
of
toxic,
expensive,
I2-dissolving
organic
solvents
(e.g.,
N-methylpyrrolidone,
NMP),
enabling
facile
green
cathode-fabricating
process.
More
importantly,
is
conducive
preparation
thick
cathode
coatings
with
loadings,
thanks
elasticity
mechanical
toughness
after
swelling
electrolyte.
As
result,
prepared
demonstrate
much
better
anti-self-discharge
performance
than
those
conventional
PVDF
binders
(capacity
retention:
84
vs
63%
200
h
open-circuit
storage).
Even
at
an
ultrahigh
loading
14.5
mg
cm–2,
deliver
significant
specific
capacity
(216
mAh
g–1)
cyclability
(96.8%
remained
385
cycles).
This
should
be
highly
compatible
other
performance-improving
strategies,
providing
yet
affordable
approach
for
construction
high-performance
batteries.
Advanced Functional Materials,
Год журнала:
2024,
Номер
unknown
Опубликована: Дек. 1, 2024
Abstract
In
recent
years,
aqueous
zinc
ion
batteries
(ZIBs)
with
ultra‐high
safety
and
environmental
friendliness
have
emerged
as
a
promising
candidates
for
energy
storage
conversion
devices.
However,
the
severe
side
reactions
dendrites
issues
discourage
practical
application
of
ZIBs.
Recently,
biopolymer‐based
gel
electrolytes
disclosed
large
potential
in
tackling
these
challenges
ZIBs,
numerous
advancements
reported.
Their
advantages
lie
suppressing
including
hydrogen
evolution
Zn
metal
anode
corrosion,
well
inhibiting
growth
dendrites.
This
review
comprehensively
examines
classification,
structures
properties
electrolytes,
focus
on
hydrogel
derived
from
various
natural
macromolecular
biopolymers,
along
brief
discussion
non‐hydrogel
using
ionic
liquids
or
organic
solutions
solvents.
Subsequently,
preparation
physical
chemical
methods
are
summarized.
Furthermore,
applications
ZIBs
diverse
cathodes
materials
introduced.
Finally,
it
highlights
benefits
excellent
electrochemical
performance
outlining
their
prospects
next
generation
proposing
future
perspectives.
Materials,
Год журнала:
2024,
Номер
17(7), С. 1646 - 1646
Опубликована: Апрель 3, 2024
Aqueous
zinc–iodine
batteries
are
considered
to
be
one
of
the
most
promising
devices
for
future
electrical
energy
storage
due
their
low
cost,
high
safety,
theoretical
specific
capacity,
and
multivalent
properties.
However,
shuttle
effect
currently
faced
by
causes
loss
cathode
active
material
corrosion
zinc
anodes,
limiting
large-scale
application
batteries.
In
this
paper,
electrochemical
processes
iodine
conversion
anode,
as
well
induced
mechanism
effect,
introduced
from
basic
configuration
aqueous
battery.
Then,
inhibition
strategy
is
summarized
four
aspects:
design
materials,
electrolyte
regulation,
modification
separator,
anode
protection.
Finally,
current
status
analyzed
recommendations
perspectives
presented.
This
review
expected
deepen
understanding
zinc–iodide
guide
high-performance
