Chemical Physics Impact,
Journal Year:
2024,
Volume and Issue:
8, P. 100632 - 100632
Published: May 8, 2024
The
present
study
explored
Muntingia
calabura
leaf
extract
as
a
reducing
and
capping
agent
for
synthesis
of
Ag-doped
CuO
nanoparticles
embedded
reduced
graphene
oxide
(rGO)
nanocomposite.
crystalline
nature
the
Ag
doped
CuO/rGO
was
identified
utilizing
X-ray
diffraction
(XRD)
analysis.
surface
morphology
investigated
by
Scanning
electron
microscope
(SEM)
transmission
(TEM)
elemental
composition
prepared
material
Energy
dispersive
spectra
(EDS)
resulted
in
enhanced
absorbance
visible
range
well
reduction
band
gap
energy.
catalytic
activity
green
synthesized
photocataltyst
evaluated
organic
pollutants
such
4-nitrophenol
(4-NP)
methylene
blue
(MB)
water
at
mild
conditions.
results
indicated
that
biosynthesized
Ag-CuO/rGO
composites
have
very
high
effective
over
MB
dye
(99.5%),
rate
constant
(0.9871
min−1)
long
term
stability
with
60
min
irradiation
UV
light.
In
addition,
initial
process
parameters
catalyst
dosage
concentration,
pH
solution
were
also
examined.
Differential
antimicrobial
effects
undoped
(NPs)
against
selected
strains
bacteria
fungi
confirmed.
Heliyon,
Journal Year:
2024,
Volume and Issue:
10(9), P. e30374 - e30374
Published: April 25, 2024
Highlights•An
eco-friendly
and
cost-effective
procedure
for
the
synthesis
of
Silver-doped
Zinc
Oxide/Magnesium
Oxide
Nanocomposite.•Silver-doped
Nanocomposite
as
an
excellent
photocatalyst
degradation
organic
dyes.•Low
cell
bio-toxicity
Nanocomposite.•Application
Mentha
pulgium
extract
biosynthesis
Nanocomposite.AbstractThis
research
attempted
to
prepare
silver-doped
zinc
oxide/magnesium
oxide
nanocomposite
(Ag-doped
ZnO/MgO-NCP)
using
pulegium
plant
extract.
The
synthesized
NCP
was
investigated
by
X-ray
diffraction
analysis
(XRD),
Fourier
Transform
Infrared
(FT-IR),
Field
Emission
Scanning
Electron
Microscope
(FESEM),
Energy
dispersive
spectroscopy
(EDX),
Mapping,
UV–Visible
analyses.
XRD
data
displayed
cubic
crystal
structures
silver
&
magnesium
a
hexagonal
framework
oxide.
Also,
FESEM
PSA
images
pointed
out,
that
average
size
spherical
morphology
is
about
10–16
nm,
while
EDX
confirmed
attendance
Zn,
Mg,
Ag,
O
elements.
Under
UVA
light,
we
tested
photocatalytic
activity
Methylene
blue
(MB)
Rhodamine
B
(RhB)
dyes
in
various
temperatures
(400,
500,
600
°C).
results
test
percentage
MB
dye
pH
=
9,
amount
∼30
mg,
concentration
∼1
×
10
−5
M
98
%.
We
also
evaluated
cytotoxicity
on
cancer
CT-26
line
through
MTT
method
obtained
IC50
value
250
μg/mL.Graphical
abstract
