Oriental Journal Of Chemistry,
Journal Year:
2024,
Volume and Issue:
40(6), P. 1723 - 1735
Published: Dec. 25, 2024
This
study
investigates
the
synthesis,
characterization,
and
use
of
Zinc
oxide
nanoparticles
(ZnONPs)
for
degrading
water
sample
from
a
common
effluent
treatment
plant
(WSCETP)
specific
industrial
source
(Water
Sample
Padmaja
Laboratories,
abbreviated
as
WSPL).
were
produced
through
green
microwave-assisted
approach
with
Moringa
Oleifera
Lam
analysed
using
various
spectroscopic
microscopic
techniques.
UV-Visible
spectroscopy
identified
peak
at
308
nm
band
gap
3.06
eV.
Fourier
Transform
Infrared
Spectroscopy
confirmed
Zn-O
stretching
organic
groups.
X-ray
diffraction
analysis
indicated
hexagonal
wurtzite
structure
crystal
size
21
nm,
while
Field
Emission
Scanning
Electron
Microscopy
Energy
Dispersive
revealed
uniform,
spherical
morphology,
high
purity.
Photocatalytic
tests
showed
optimal
Chemical
Oxygen
Demand
reductions
7.5
g/L
Water
Common
Effluent
Treatment
Plant
10
pH
values
8.2
8.0,
respectively.
Recyclability
demonstrated
significant
activity
retention,
18%
62%
after
four
cycles
are
effective,
recyclable,
providing
cost-efficient
method
treatment.
ABSTRACT
The
“miracle
tree,”
Moringa
oleifera
,
has
gained
so
much
attention
because
of
its
spectacular
nutritional
profile
and
potential
health
benefits,
making
it
one
the
candidates
for
functional
food
product
creation.
benefits
M.
are
presented
here
in
this
review
alongside
antioxidant
conformation,
bioactive
constituents,
macro‐
micronutrient
conformation.
is
rapidly
becoming
a
key
effective
component
formulating
healthy
foodstuffs
outstanding
anti‐inflammatory,
antimicrobial,
antidiabetic,
antioxidant,
neuroprotective
activities.
Investigation
into
usage
moringa
products
foods
like
dairy
substitutes,
powders,
supplements,
drinks,
even
snacks
also
part
review.
Notwithstanding
auspicious
there
contests
with
development
such
as
issues
sensory
perception,
active
ingredient
constancy,
budget
constraints.
Maintainable
plant‐based
demand
across
sphere
pushing
novelty
industry.
To
improve
current
scalability
suitability
moringa‐based
foods,
concludes
call
additional
investigation.
Environmental Technology & Innovation,
Journal Year:
2024,
Volume and Issue:
35, P. 103660 - 103660
Published: May 7, 2024
A
pioneer
microbial-based
synthesis
of
various
nanoparticles
is
gaining
more
attention
due
to
their
potent
applications
in
industries.
The
magnetic
(M-nps)
were
fabricated
for
the
first-time
using
cell
free
extract
Trichoderma
asperellum.
M-nps
bioprocess
optimization
was
performed
Response
Surface
Methodology
and
Artificial
Neural
Network.The
significantly
(P
<
0.05)
affected
by
pH,
stirring
speed,
incubation
period.
displayed
a
strong
antibacterial
efficiency
against
Escherichia
coli,
Pseudomonas
aeruginosa,
Bacillus
subtilis,
Staphylococcus
aureus
dose-dependent
manner.
minimum
inhibitory
concentration
(MIC)
E.
P.
S.
respectively
found
be
25.0,
6.25,
3.125
µg/ml.
While
bactericidal
(MBC)
12.5,
6.25
highest
inhibition
zone
22
mm
recorded
B.
subtilis
at
80
µg/ml
with
MIC
MBC
sodium
alginate/M-nps
microbeads
successfully
prepared
without
any
crosslinkers.
exhibited
adsorptive
(84.32%)
malachite
green
pH
8.0,
dose
0.1
g,
time
60
min.
experimental
data
superlative
fitted
Langmuir's
isotherm,
hinting
monolayer
adsorption
MG
molecules
117.65
mg
g-1
capacity.
regenerated
beads
continued
up-to
six
consecutive
cycles
maintained
than
90%,
indicating
multiple
use
material.
Hence,
display
promising
application
combating
bacterial
pathogens.
can
employed
as
an
alternative
eco-friendly,
highly
efficient,
sustainable,
low-cost
biosorbent
removing
contaminants
from
wastewater.
Spherical
heterojunction
nanocomposite
materials
are
utilized
to
treat
wound
infections
caused
by
drug-resistant
bacteria
synergistically
generating
reactive
oxygen
species
(ROS)
and
multiple
cations
(multiple
inorganic
or
organic
ions
with
positive
points).
However,
there
is
an
ongoing
debate
on
the
relative
contributions
of
ROS
towards
antibacterial
activity.
With
aim
investigating
activity,
this
study
synthesized
CuFe2O4/Cu@PEI/Ag
(ZPA)
nanocomposites
release
abundant
•O2-,
•OH,
Fe3+,
Cu2+,
Ag+,
polyethyleneimine
(PEI).
The
results
revealed
that
after
25
min,
at
a
concentration
40.8
μg/mL,
material
exhibited
inhibition
rate
over
99.99%
against
Staphylococcus
aureus
(S.
aureus)
methicillin-resistant
S.
(T-
aureus).
This
activity
could
be
attributed
(Fe3+,
Ag+
PEI)
in
following
order:
>
•O2-
•OH
single
cation.
potential
mechanism
involved
synergy
mechanisms:
Leakage
cytoplasmic
content
due
damage
bacterial
cell
wall
alteration
secondary
structure
bound
via
electrostatic
attraction.
By
healing
T
-
aureus-induced
infection
completely
eliminating
burden
11
days
ZPA
also
effectively
polarized
M1
type
macrophages
M2
vivo.
Thus,
findings
elucidate
combined
effect
free
radicals
properties
composite
materials.
indicate
holds
clinical
for
treating
infections.
