Advances in Natural Sciences Nanoscience and Nanotechnology,
Journal Year:
2024,
Volume and Issue:
16(1), P. 015007 - 015007
Published: Dec. 31, 2024
Abstract
MnCo
2
O
4
nanorods
(MCO)
are
successfully
fabricated
by
microwave-assisted
hydrothermal
method.
MCO
is
coated
on
the
commercial
screen-printed
electrode
(SPE),
aiming
for
effective
detection
of
copper
(II)
ions
(Cu
2+
).
The
morphological
and
structural
characteristics
investigated
through
x-ray
diffraction
(XRD),
Raman
spectra,
scanning
electron
microscope
(SEM)
analysis.
Besides,
electrochemical
properties
performance
to
detect
Cu
modified
(MCO/SPE)
studied
in
detail
using
impedance
spectroscopy
(EIS),
cyclic
voltammetry
(CV),
differential
pulse
anodic
stripping
(DPASV)
measurements.
results
show
MCO/SPE
display
magnificent
enhancements
dynamic
linear
range,
sensitivity,
limit
(LOD),
selectivity,
stability.
Under
optimized
conditions,
prepared
sensor
had
a
range
0.001–100
μM,
corresponding
LOD
0.72
nM.
Notably,
achieved
point
out
great
potential
developed
based
heavy
metal
ion
detection.
Food Chemistry X,
Journal Year:
2025,
Volume and Issue:
25, P. 102204 - 102204
Published: Jan. 1, 2025
Most
heavy
metal
ions
are
carcinogenic
and
non-biodegradable,
posing
threats
to
ecological
balance
human
health
in
trace
amount.
Therefore,
there
is
a
pressing
demand
for
rapid
dependable
detection
technologies.
Electrochemical
sensing
technology
distinguishes
itself
with
its
ease
of
use
swiftness,
rendering
it
perfect
the
expeditious
elements.
This
review
examines
various
electrochemical
techniques
on-site
real-time
monitoring
ions.
Advanced
methods
using
innovative
sensor
technologies
explored,
highlighting
importance
strategies
quick
easy
levels
different
environments.
Additionally,
role
nanotechnology
enhancing
sensitivity
selectivity
sensors
better
metals
discussed.
Finally,
future
direction
development
addressed,
focusing
on
integrating
new
materials
improve
performance
environmental
monitoring,
food
safety
public
health.
