Advancing High-Voltage Cathodes for Sodium-Ion Batteries: Challenges, Material Innovations and Future Directions
Energy storage materials,
Год журнала:
2025,
Номер
76, С. 104133 - 104133
Опубликована: Фев. 19, 2025
Язык: Английский
Jahn‐Teller Effect in Sodium Layered Oxide Cathodes: Inducement Mechanisms, Mitigation Strategies, and Rational Utilizations
Advanced Functional Materials,
Год журнала:
2025,
Номер
unknown
Опубликована: Май 2, 2025
Abstract
The
sodium‐layered
transition
metal
oxides
(Na
x
TMO
2
)
are
regarded
as
the
promising
cathode
for
sodium‐ion
batteries
(SIBs)
relying
on
their
high
theory
capacity
and
cost‐effectiveness.
Nevertheless,
intrinsic
lattice
distortions
caused
by
Jahn‐Teller
active
ions
significantly
degrade
structural
stability
of
Na
,
generally
resulting
in
unsatisfactory
electrochemical
properties.
In
this
review,
begins
introducing
inducement
mechanisms
effect
(TM)
ions.
Subsequently,
restraining
strategies
well
corresponding
using
element
doping/substitutions,
surface
reconstructions,
polyphase
symbiosis,
TM/oxygen/Na
+
vacancy
manipulations
summarized
detail.
Specifically,
influences
such
mitigation
deformation
properties,
phase
evolution
behaviors,
TM
dissolution
characteristics,
crystal
comprehensively
discussed.
Furthermore,
sensible
utilization
distortion
is
to
build
cathodes
with
and/or
repaid
ion
transport
kinetics
well.
end,
challenges
faced
amelioration
methods
overviewed
put
forward
research
directions
future
trenchantly
constrain
6
octahedron
deformation.
This
work
will
provide
more
perceptions
further
studies
SIBs.
Язык: Английский
Optimization of Sodium-ion Battery Cathode Performance by Nickel-based Prussian blue Epitaxial growth with iron-based Prussian blue core-shell structure
D Shen,
Junli Pan,
Na Wang
и другие.
International Journal of Electrochemical Science,
Год журнала:
2024,
Номер
19(11), С. 100828 - 100828
Опубликована: Окт. 9, 2024
Язык: Английский