International Journal of Energy Research,
Journal Year:
2024,
Volume and Issue:
2024(1)
Published: Jan. 1, 2024
Implementing
a
rational
structure
and
leveraging
unique
components
are
crucial
to
advancing
high‐performance
supercapacitors
(SCs)
essential
unlocking
their
full
potential.
Herein,
we
successfully
developed
facile
solvothermal
synthetic
approach
for
fabricating
NiCo‐layered
double
hydroxide
(NCLDH)
nanosheets
supercapacitor
applications.
NCLDH
were
synthesized
with
precise
control
over
morphology
size
by
optimizing
the
H
2
O‐to‐DMF
ratios.
Besides,
correlations
between
proportion
of
solvent
resulting
properties
NCLDHs
analyzed.
The
formation
vertical
orientation
interwoven
structures
was
observed
in
NCLDH‐21,
where
ratio
O
DMF
:
1.
display
characteristics
that
distinguish
them
from
other
materials.
NCLDH‐21
nanostructures
had
many
benefits,
including
increasing
number
active
sites
could
be
used
redox
reactions,
facilitating
efficient
collection
transport
electrons
ions,
reducing
aggregation,
which
effectively
stabilized
volume
variation
matter
during
cycling.
optimized
exhibit
remarkable
specific
capacitance
2,054
F
g
−1
at
1
A
exceptional
rate
capability.
assembled
hybrid
SC
(HSC)
achieved
an
impressive
energy
density
67.67
Whr
kg
,
demonstrating
cycling
stability.
Hence,
electrochemical
outcomes
demonstrate
immense
potential
as
cost‐effective
electrode
material
next‐generation
energy‐storage
devices.
Langmuir,
Journal Year:
2025,
Volume and Issue:
unknown
Published: April 11, 2025
This
work
emphasizes
the
procedure
with
three
stages,
including
a
forthright
hydrothermal
technique
for
synthesizing
composite
material
of
layered
MoSe2/rGO
and
MnO2
nanorods.
The
developed
electrodes
explicitly
show
supercapacitor
battery
storage
capability
(i.e.,
supercapattery),
unveiling
higher
operating
potential
value
energy
density.
is
mainly
attributed
to
structure
high
surface-to-volume
ratio
2D
nanosheets,
which
provide
rapid
charge
aptitudes,
enormous
active
sites,
decreased
electronic/ionic
resistance,
rich
electron
transfer
characteristics.
MnO2/MoSe2/rGO
has
an
optimum
surface
area
(78.24
m2
g-1)
immense
microspore
(12.9
nm),
due
construction
MoSe2
rGO
nanosheets.
robust
electrochemical
characteristics,
achieving
950
F
g-1
specific
capacitance
at
1
A
current
density
demonstrating
cyclic
stability
90%
after
10,000
continuous
cycles.
In
addition,
asymmetric
supercapattery
device
AC//MnO2/MoSe2/rGO
showcased
capacity
85.1
153.18
C
g-1,
as
well
achieved
power
30.2
W
h/kg
807
W/kg
in
1.8
V.
Also,
real-time
practical
tested
using
two
distinct
varieties
light-emitting
diodes
offered
effective
discharge
time
14
min.
enriched
performances
composites
extensive
features
may
have
expanded
realm
modern
materials.
