Zn/Na co-doped Hydroxyapatites: Synthesis, Antibacterial, and Bioactivity Studies
Materials Chemistry and Physics,
Год журнала:
2025,
Номер
unknown, С. 130833 - 130833
Опубликована: Апрель 1, 2025
Язык: Английский
A highly efficient and magnetically separable Fe3O4@CeO2 nanoparticles for the catalytic production of some substituted 1, 5-benzodiazepines as potential orthopedic agents
Journal of Molecular Structure,
Год журнала:
2025,
Номер
unknown, С. 141590 - 141590
Опубликована: Янв. 1, 2025
Язык: Английский
Development of a Novel Graphene Nanoplatelets and Indium Tin Oxide‐Based Voltammetric Platform for Enhanced Electrooxidation and Sensitive Determination of Yohimbine
ChemistrySelect,
Год журнала:
2025,
Номер
10(18)
Опубликована: Май 1, 2025
Abstract
We
present
a
novel
electrochemical
platform
for
the
sensitive
and
selective
detection
of
yohimbine,
an
alkaloid
commonly
found
in
dietary
supplements
but
linked
to
potential
health
risks.
The
sensor
is
developed
by
modifying
glassy
carbon
electrode
(GCE)
with
graphene
nanoplatelets
(GN)
indium
tin
oxide
(ITO),
forming
GCE/GN@ITO
electrode.
Characterization
using
impedance
spectroscopy
(EIS)
voltammetry
reveals
enhanced
performance,
including
lower
charge
transfer
resistance
larger
active
surface
area.
oxidation
yohimbine
on
yields
distinct
peak
at
0.754
V,
noticeable
shift
compared
GCE
GCE/GN
configurations,
indicating
superior
electrocatalytic
activity.
process
irreversible,
diffusion‐controlled,
exhibits
high
sensitivity.
demonstrates
wide
linear
range
(4.0
×
10
−9
2.1
−6
M)
impressive
limit
(LOD)
5.0
−10
M.
Application
real
supplement
samples
yielded
accurate
quantification,
recovery
rates
ranging
from
99.2%
100.2%.
also
showed
excellent
repeatability
(<1.0%
RSD)
long‐term
stability
(<5.0%
signal
decrease),
confirming
its
robustness.
These
results
highlight
trace‐level
food
safety
clinical
monitoring
applications,
offering
significant
advantages
over
existing
analytical
methods.
Язык: Английский
Enhanced voltammetric detection of chlorogenic acid using a GCE modified with CNTs and ultrasonically assisted synthesized ZrO2 and W nanoparticles: Application to traditional coffee samples
Microchemical Journal,
Год журнала:
2025,
Номер
unknown, С. 113983 - 113983
Опубликована: Май 1, 2025
Язык: Английский
Development of Gd 2 Sr 2 ZnO 5 nanocatalyst for efficient photodegradation of Methylene Blue and Malachite Green in Water: computational insights
International Journal of Environmental & Analytical Chemistry,
Год журнала:
2025,
Номер
unknown, С. 1 - 24
Опубликована: Июнь 4, 2025
Язык: Английский
Ecofriendly synthesis of NiZnFe2O5 nanoparticle by papaya leaf extract for electrochemical detection of ascorbic acid in orange juice and pharmaceuticals
G. Chandana,
M. B. Shivaswamy,
M. Asha
и другие.
Journal of Electrochemical Science and Engineering,
Год журнала:
2024,
Номер
unknown
Опубликована: Дек. 11, 2024
A
green
technique
has
been
employed
to
synthesize
the
NiZnFe2O5
nanoparticles
using
papaya
leaf
extract.
The
X-ray
diffraction
investigated
structural
characteristics
and
crystalline
size.
morphology
of
synthesised
nanoparticle
is
analysed
by
scanning
electron
microscopy.
average
diameter
47.93
nm,
which
was
determined
dynamic
light
scattering
method.
UV/Vis
diffuse
reflectance
spectrum
results
revealed
that
NPs
band
gap
1.8
eV.
It
calculated
Kubelka-Monk
function
energy
dispersion
spectroscopy
analysis
used
identify
synthesized
nanoparticle's
elements.
electrochemical
behaviour
modified
glassy
carbon
electrode
(GCE)
nd
bare
GCE
studied
detect
ascorbic
acid
cyclic
voltammetry
differential
pulse
voltammetry.
Compared
unmodified
GCE,
exhibit
excellent
electrocatalytic
activity
towards
AA
oxidation,
proved
increase
in
peak
current
decrease
potential.
Electrochemical
impedance
suggests
significantly
enhance
charge
transfer
rate.
linear
response
on
concentration
obtained
range
0.2-50
µM.
detection
limit
found
be
1.038
present
work
serves
as
a
systematic
benchmark
assess
sensing
potential
orange
juice
pharmaceuticals.
Язык: Английский