International Journal of Energy Research,
Год журнала:
2024,
Номер
2024(1)
Опубликована: Янв. 1, 2024
The
open‐framework
structure
of
Prussian
blue
analogs
(PBAs)
allows
the
movement
alkali
ions
within
crystal,
making
PBAs
promising
electrode
materials
for
high‐rate
sodium‐ion
batteries
(SIBs).
Typically,
are
synthesized
in
an
aqueous
environment
through
instantaneous
reaction
transition
metal
with
ferrocyanide
ions,
resulting
inclusion
water
lattice
and
induction
Fe
vacancies.
These
defects
decrease
rate
capability
material;
therefore,
principles
behind
their
formation
must
be
comprehensively
elucidated
to
maximize
performance
PBAs.
This
review
describes
various
PBA
synthesis
methods
explores
defect
specific
each
technique.
Additionally,
mechanism
which
crystal
morphology
determine
is
discussed.
also
examines
critical
factors
affecting
kinetics
discusses
strategies
improving
mitigating
degradation.
Elucidation
changes
material
parameters
due
processes
conditions
crucial
increasing
materials.
Chemical Society Reviews,
Год журнала:
2024,
Номер
53(13), С. 7202 - 7298
Опубликована: Янв. 1, 2024
The
growing
global
energy
demand
necessitates
the
development
of
renewable
solutions
to
mitigate
greenhouse
gas
emissions
and
air
pollution.
To
efficiently
utilize
yet
intermittent
sources
such
as
solar
wind
power,
there
is
a
critical
need
for
large-scale
storage
systems
(EES)
with
high
electrochemical
performance.
While
lithium-ion
batteries
(LIBs)
have
been
successfully
used
EES,
surging
price,
coupled
limited
supply
crucial
metals
like
lithium
cobalt,
raised
concerns
about
future
sustainability.
In
this
context,
potassium-ion
(PIBs)
emerged
promising
alternatives
commercial
LIBs.
Leveraging
low
cost
potassium
resources,
abundant
natural
reserves,
similar
chemical
properties
potassium,
PIBs
exhibit
excellent
ion
transport
kinetics
in
electrolytes.
This
review
starts
from
fundamental
principles
structural
regulation
PIBs,
offering
comprehensive
overview
their
current
research
status.
It
covers
cathode
materials,
anode
electrolytes,
binders,
separators,
combining
insights
full
battery
performance,
degradation
mechanisms,
Nano-Micro Letters,
Год журнала:
2024,
Номер
16(1)
Опубликована: Фев. 21, 2024
Aqueous
sodium-ion
batteries
(ASIBs)
and
aqueous
potassium-ion
(APIBs)
present
significant
potential
for
large-scale
energy
storage
due
to
their
cost-effectiveness,
safety,
environmental
compatibility.
Nonetheless,
the
intricate
mechanisms
in
electrolytes
place
stringent
requirements
on
host
materials.
Prussian
blue
analogs
(PBAs),
with
open
three-dimensional
framework
facile
synthesis,
stand
out
as
leading
candidates
storage.
However,
PBAs
possess
a
swift
capacity
fade
limited
cycle
longevity,
structural
integrity
is
compromised
by
pronounced
dissolution
of
transition
metal
(TM)
ions
milieu.
This
manuscript
provides
an
exhaustive
review
recent
advancements
concerning
ASIBs
APIBs.
The
TM
PBAs,
informed
attributes
redox
processes,
are
thoroughly
examined.
Moreover,
this
study
delves
into
innovative
design
tactics
alleviate
issue
ions.
In
conclusion,
paper
consolidates
various
strategies
suppressing
posits
avenues
prospective
exploration
high-safety
sodium-/potassium-ion
batteries.
Advanced Functional Materials,
Год журнала:
2023,
Номер
34(1)
Опубликована: Сен. 22, 2023
Abstract
Recently,
potassium‐ion
batteries
(PIBs)
have
emerged
as
a
new
energy
storage
system,
offering
complementary
solution
to
lithium‐ion
due
their
cost‐effectiveness
and
significantly
high
theoretical
density,
making
them
suitable
for
large‐scale
grid
applications.
The
critical
challenge
PIBs
face
is
the
scarcity
of
appropriate
high‐capacity
cathode
materials.
Among
various
contenders,
Prussian
blue
analogs
(PBAs)
stand
out.
appeal
PBAs
arises
from
simple
synthesis,
economic
viability,
stable,
open
framework
conducive
insertion/extraction
large‐size
K
+
.
This
review
aims
provide
an
overview
current
research
progress
on
materials
in
nonaqueous
PIBs.
A
comprehensive
examination
crystal
structure
electrochemical
reaction
mechanisms
undertaken,
with
focus
prevalent
optimization
strategies
Subsequent
sections
delve
into
designing
developing
potassium‐based
full
cells
architectures
incorporating
PBAs.
discourse
culminates
discussion
requirements
transitioning
laboratory
setting
commercial
production,
aiming
chart
course
development
advanced
Abstract
Pristine
iron
triad
metal–organic
frameworks
(MOFs),
i.e.,
Fe‐MOFs,
Co‐MOFs,
Ni‐MOFs,
and
heterometallic
MOFs,
are
utilized
as
versatile
promising
cathodes
for
alkali
metal‐ion
batteries,
owing
to
their
distinctive
structure
characteristics,
including
modifiable
designable
composition,
multi‐electron
redox‐active
sites,
exceptional
porosity,
stable
construction
facilitating
rapid
ion
diffusion.
Notably,
pristine
MOFs
have
recently
achieved
significant
milestones
in
electrochemical
energy
storage
due
properties.
Here,
the
recent
advances
batteries
summarized.
The
redox
reaction
mechanisms
essential
strategies
boost
behaviors
associated
devices
also
explored.
Furthermore,
insights
into
future
prospects
related
lithium‐ion,
sodium‐ion,
potassium‐ion
delivered.
Advanced Functional Materials,
Год журнала:
2024,
Номер
34(17)
Опубликована: Янв. 2, 2024
Abstract
Potassium
metal
batteries
coupling
with
high‐voltage
manganese
hexacyanoferrate
(MnHCF)
cathodes
are
promising
candidates
for
energy
storage
devices.
Ethers
the
primary
electrolyte
solvent
reversible
potassium
anodes,
but
their
poor
oxidative
stability
at
high
voltage
restricts
application.
Taking
advantage
of
steric
hindrance,
a
dilute
(1
m
)
non‐fluorinated
ether
extended
alkyl
groups
is
designed
to
reduce
solvation
capability
K
ions,
thus
suppressing
decomposition
and
tailoring
interphase
composition
on
both
cathode
anode
sides.
The
accompanying
viscosity
associated
long
can
be
readily
resolved
by
incorporating
an
S‐containing
additive,
which
further
boosts
4.6
V.
Furthermore,
additive
contributes
S‐rich
organic
species
among
interphases
that
inhibit
dissolution
induce
homogenous
deposition
through
promoted
kinetics.
Benefiting
from
stable
restricted
side
reactions,
ether‐based
enables
cycling
MnHCF||K
cell
over
200
cycles
Coulombic
efficiency
99.4%
under
negative/positive
capacity
ratio
4.
Advanced Functional Materials,
Год журнала:
2024,
Номер
unknown
Опубликована: Июль 18, 2024
Abstract
Over
the
past
decade,
concerns
over
sustainability
of
lithium‐ion
batteries
(LIBs)
have
arisen
due
to
scarcity
critical
elements
such
as
lithium
(Li),
nickel
(Ni),
and
cobalt
(Co),
prompting
exploration
alternative
complementary
electrochemical
energy
storage
technologies.
Due
more
abundant
resources
compared
contemporary
LIBs
potentially
higher
specific
than
emerging
sodium‐ion
(SIBs),
potassium‐ion
(PIBs)
attracted
intensive
research
interest
a
promising
existing
Nevertheless,
development
practical
PIBs
remains
in
its
infancy.
In
this
perspective,
various
electrode
materials
electrolytes
reported
for
from
an
application
point
view
identifying
most
ones
with
high
are
first
concisely
discussed.
Then,
pack‐level
energy,
density,
cost
analyses
presented
several
chemistries,
which
also
representative
SIBs
demonstrate
advantages
PIBs.
After
that,
succinct
discussion
is
evaluate
practicality
potassium
metal
batteries.
Finally,
challenges
associated
commercialization
PIBs,
providing
future
fronts
high‐performance
outlined.
Energy & environment materials,
Год журнала:
2024,
Номер
7(5)
Опубликована: Апрель 24, 2024
KVPO
4
F
with
excellent
structural
stability
and
high
operating
voltage
has
been
identified
as
a
promising
cathode
for
potassium‐ion
batteries
(PIBs),
but
limits
in
sluggish
ion
transport
severe
volume
change
cause
insufficient
potassium
storage
capability.
Here,
high‐energy
low‐strain
composite
assisted
by
multifunctional
K
2
C
O
electrode
stabilizer
is
exquisitely
designed.
Systematical
electrochemical
investigations
demonstrate
that
this
can
deliver
remarkable
energy
density
up
to
530
Wh
kg
−1
142.7
mAh
g
of
reversible
capacity
at
25
mA
,
outstanding
rate
capability
70.6
1000
decent
cycling
stability.
Furthermore,
slight
(~5%)
increased
interfacial
thin
even
cathode–electrolyte
interphase
be
observed
through
situ
ex
characterizations,
which
are
attributed
the
synergistic
effect
from
compensation
carbon
deposition
self‐sacrificing
additive.
Moreover,
full
cells
manifest
significant
improvement
This
work
demonstrates
positive
impact
additive
on
comprehensive
enhancement,
especially
activation
high‐voltage
plateau
provides
an
efficient
strategy
enlighten
design
other
cathodes
advanced
batteries.
