Insights into Cation Migration and Intermixing in Advanced Cathode Materials for Lithium‐Ion Batteries
Advanced Energy Materials,
Год журнала:
2024,
Номер
unknown
Опубликована: Июнь 29, 2024
Abstract
Cathode
materials
are
the
core
components
of
lithium‐ion
batteries
owing
to
determination
practical
voltage
and
effective
energy
battery
system.
However,
advanced
cathodes
have
faced
challenges
related
cation
migration
intermixing.
In
this
review,
study
summarizes
structural
failure
mechanisms
due
mixing
cathodes,
including
Ni‐rich
Li‐rich
layered
spinel,
olivine,
disordered
rock‐salt
materials.
This
review
starts
by
discussing
degradation
caused
intermixing
in
different
focusing
on
electronic
structure,
crystal
electrode
structure.
Furthermore,
optimization
strategies
for
inhibition
rational
utilization
systematically
encapsulated.
Last
but
not
least,
remaining
proposed
perspectives
highlighted
future
development
cathodes.
The
accurate
analysis
using
characterization,
precise
control
material
synthesis,
multi‐dimensional
synergistic
modification
will
be
key
research
areas
provides
a
comprehensive
understanding
emerge
as
pivotal
controllable
factors
further
Язык: Английский
Regulating interfacial chemistry and kinetic behaviors of F/Mo co-doping Ni-rich layered oxide cathode for long-cycling lithium-ion batteries over −20 °C–60 °C
Journal of Energy Chemistry,
Год журнала:
2024,
Номер
94, С. 449 - 457
Опубликована: Март 13, 2024
Язык: Английский
Intralayer/interlayer spatial variation in silicon-doped lithium-rich manganese-based cathode for lattice oxygen fixing
Journal of Colloid and Interface Science,
Год журнала:
2025,
Номер
689, С. 137194 - 137194
Опубликована: Фев. 28, 2025
Язык: Английский
Upcycling of spent LiCoO2: engineering the coordination-trapping behavior towards conversion-type anodes for advanced Li-storage
Chemical Communications,
Год журнала:
2025,
Номер
61(16), С. 3351 - 3354
Опубликована: Янв. 1, 2025
Based
on
its
high
economic/sustainability
value,
the
upcycling
of
spent
cathodes
into
anodes
has
been
deemed
to
be
an
alternative
strategy
traditional
chemical
synthesis.
Supported
by
effective
acid
leaching
and
coordination-trapping
self-assembly
reaction,
a
nano-scale
CoS@NSC
anode
was
successfully
prepared
from
LiCoO2
used
as
promising
for
lithium
ion
batteries.
Язык: Английский
Robust Interphases Constructed by an Excellent Ionic Conductivity Versatile Binder System for High-Voltage Li-Rich Mn-Based Layered Oxide Cathode
Energy & Fuels,
Год журнала:
2025,
Номер
unknown
Опубликована: Апрель 10, 2025
Язык: Английский
Insights into the doping functions on redox chemistry of layered Ni-rich cathodes
Journal of Energy Chemistry,
Год журнала:
2024,
Номер
102, С. 386 - 412
Опубликована: Ноя. 17, 2024
Язык: Английский
Novel Li‐Ion Battery Diagnostics; Detection of Redox Peaks Utilising Plasmonic Fibre Optic Sensors and Evaluation of Interference on Cell Function
Batteries & Supercaps,
Год журнала:
2024,
Номер
7(7)
Опубликована: Апрель 18, 2024
Abstract
In
this
study
we
demonstrate
detection
of
redox
peaks
in
Li‐ion
pouch
cells
during
cyclic
voltammetry
(CV),
via
the
optical
signal
plasmonic
based
fibre
optic
sensors
placed
inside
cells.
The
are
manufacture,
allowing
diagnostic
data
to
be
obtained
from
directly
real
time.
We
further
present
showing
battery
cell
remains
agnostic
presence
over
repeated
cycling
through
analysis
formation
cycles,
electrochemical
impedance
spectroscopy
(EIS)
analysis,
coulombic
efficiency
data,
capacity
and
post‐mortem
materials
analysis.
This
provides
evidence
utility
sensors,
particular
novel
use
as
an
situ
technique
potential
research
tool
investigate
phenomena.
Язык: Английский
Enhanced high-rate and cyclic performance of Co-free and Ni-rich LiNi0.95Mn0.05O2 cathodes by coating electronic/Li+ conductive PANI-PEG layer
Journal of Solid State Electrochemistry,
Год журнала:
2024,
Номер
28(11), С. 4259 - 4271
Опубликована: Авг. 13, 2024
Язык: Английский
Revealing the Thermodynamic Mechanism of Phase Transition Induced by Activation Polarization in Lithium‐Ion Batteries
Small,
Год журнала:
2024,
Номер
20(47)
Опубликована: Авг. 15, 2024
Abstract
Enhancing
the
phase
transition
reversibility
of
electrode
materials
is
an
effective
strategy
to
alleviate
capacity
degradation
in
cycling
lithium‐ion
batteries
(LIBs).
However,
a
comprehensive
understanding
transitions
under
microscopic
dynamics
still
lacking.
In
this
paper,
activation
polarization
quantified
as
potential
difference
between
applied
(U
abs
)
and
zero‐charge
(ZCP)
materials.
The
facilitates
by
driving
Li‐ion
adsorption
supplying
electron‐rich
environment.
A
novel
thermodynamic
diagram
constructed
characterize
example
MoS
2
various
concentrations
operating
voltages
using
grand
canonic
fixed‐potential
method
(FPM).
At
quasi‐equilibrium,
ZCP
close
U
,
thus
used
form
discharge
curve
diagram.
voltage
plateau
observed
within
region
simulation,
which
will
disappear
impaired.
obtained
concentration
both
closely
match
experimental
results.
Overall,
study
provides
theoretical
how
affects
evolution
dynamics,
may
provide
guideline
improve
battery
safety
cycle
life.
Язык: Английский