Abstract
This
investigation
describes
both
the
synthesis
process
and
detailed
inspection
of
ZnO:MnO:VO
nanocomposites
which
were
made
through
hydrothermal
processing
subsequent
heating
treatment.
X-ray
diffraction
results
showed
that
prepared
nanocomposite
structure
primarily
contained
FCC
phase
MnO
small
amounts
Wurtzite
ZnO
Orthorhombic
VO
phases.
The
contains
tiny
crystalline
grains
rabged
from
1.50
to
3.71
nm,
as
determined
Debye-Scherrer
formula.
characteristic
FTIR
vibrational
modes
metal-oxygen
(M–O)
bonds
validated
composite
formation
in
analysis.
Scanning
Electron
Microscope
rod-shaped
components
with
lengths
1
µm
10
Energy
Dispersive
Spectroscopy
demonstrated
all
four
atomic
elements
Zn,
Mn
V
O
existed
evenly
throughout
structure.
structural
analysis
strong
content
complete
purity
because
no
additional
impurities
present.
electrochemical
assessment
took
place
CV
GCD
EIS
testing
1M
KOH
aqueous
electrolyte.
specific
capacitance
by
found
232.11
Fg⁻¹
222.75
respectively.
morphological
properties
are
suitable
for
supercapacitor
applications
finds
high
capacitive
devices.
Journal of Materials Chemistry A,
Год журнала:
2025,
Номер
unknown
Опубликована: Янв. 1, 2025
Encapsulating
magnetic
materials
in
a
carbon
network
increased
the
interfacial
area,
enhancing
storage
performance
under
field.
This
led
to
specific
capacitance
of
2057.3
F
g
−1
at
6
mT
and
1.5
A
.
