Advanced Energy Materials,
Journal Year:
2024,
Volume and Issue:
unknown
Published: June 14, 2024
Abstract
Ternary
metal
sulfides
(TMSs)
have
garnered
significant
attention
as
alternative
electrode
materials
for
rechargeable
metal‐ion
battery
anodes
and
electrodes
electrochemical
supercapacitors
(SCs).
With
the
escalating
costs
of
lithium,
research
has
shifted
toward
sources
like
sodium‐ion
batteries
(NIBs)
potassium‐ion
(KIBs),
offering
cost‐effectiveness
greater
natural
abundance
globally.
However,
pursuing
suitable
beyond
lithium‐ion
(LIBs),
such
NIBs,
KIBs,
SCs
with
enhanced
energy
power
density,
remains
a
formidable
challenge.
In
this
context,
TMSs
demonstrate
remarkable
reversibility
NIB,
KIB,
SC
materials,
showcasing
multi‐electron
redox
reactions,
improved
electronic
conductivity,
higher
theoretical
capacities.
Numerous
articles
highlighted
promising
future
conversion
storage
(EECS).
Nonetheless,
practical
applications
are
hindered
by
limitations,
including
structural
stability
during
long‐standing
cyclability,
scalability.
This
review
systematically
demonstrates
how
varying
synthesis
routes
can
tailor
nanostructures
their
influence
on
activity.
Additionally,
an
in‐depth
literature
survey
is
provided
performances
in
summarize
recent
advancements
best
available
literature.
Moreover,
prospects
challenges
highlighted,
expressing
optimism
that
will
emerge
pivotal
EECS.
Applied Physics Reviews,
Journal Year:
2024,
Volume and Issue:
11(2)
Published: May 13, 2024
Supercapacitors
(SCs)
are
attractive
as
promising
energy
storage
devices
because
of
their
distinctive
attributes,
such
high
power
density,
good
current
charge/discharge
ability,
excellent
cyclic
stability,
reasonable
safety,
and
low
cost.
Electrode
materials
play
key
roles
in
achieving
performance
these
SCs.
Among
them,
binary
transition
metal
sulfides
(BTMSs)
have
received
significant
attention,
attributed
to
conductivity,
abundant
active
sites,
electrochemical
properties.
This
topic
review
aims
summarize
recent
advances
principles,
design,
evaluation
the
for
nanostructured
BTMSs
(including
nickel–cobalt
sulfides,
zinc–cobalt
copper–cobalt
sulfides.)
nanocomposites
those
carbon
nanomaterials,
oxides,
polymers).
Nanostructuring
well
effects
on
were
discussed,
including
nanoparticles,
nanospheres,
nanosheets,
nanowires,
nanorods,
nanotubes,
nanoarrays,
hierarchitectured
nanostructures.
Their
has
further
been
reviewed
specific
capacitance,
rate
capability,
cycling
stability.
In
addition,
hybrid
supercapacitors
(HSCs)
assembled
using
cathodes
also
summarized
compared.
Finally,
challenges
prospects
HSCs-based
BTMS
electrodes
presented.
ACS Applied Materials & Interfaces,
Journal Year:
2024,
Volume and Issue:
16(15), P. 18734 - 18744
Published: April 3, 2024
The
investigation
of
high-performance
supercapacitors
is
essential
for
accelerating
the
development
energy
storage
devices.
In
this
work,
a
3D
hierarchical
nanosheet
array-like
nickel
cobaltite/reduced
graphene
oxide/nickel
foam
composite
(NiCo2O4/rGO/NF)
was
assembled
via
an
aqueous
coprecipitation–hydrothermal
strategy
assisted
by
citric
acid.
Benefiting
from
NiCo
layered-double-hydroxide
precursor
with
atomic-level
lattice
confinement
effect
metal
ions
and
effective
hybridization
rGO,
NiCo2O4/rGO/NF
featured
as
thin
NiCo2O4
nanosheets
(∼113.6
nm
×
11.2
nm)
composed
nanoparticles
(∼10.9
vertically
staggered
on
surface
rGO-modified
NF
skeleton,
leading
to
high
area,
abundant
mesoporous
structure,
active
site
exposure.
as-obtained
directly
used
binder-free
integrated
electrode
supercapacitors,
achieving
excellent
specific
capacitance
2863.4
F
g–1
(1503.3
C
g–1)
at
1
A
g–1,
superior
rate
performance
2335.2
20
stability
retention
91.7%
after
5000
cycles.
More
impressively,
solid-state
asymmetric
supercapacitor
present
positive
commercial
activated
carbon
negative
achieved
density
69.2
Wh
kg–1
power
800
W
kg–1,
peak
20004
still
remained
48.9
also
showing
good
cycling
87.2%
over
10000
facile
synthesis
array
can
be
design
construction
many
other
transition-metal
oxide/graphene/NF
materials
structural
in
related
areas.
