Water Science & Technology,
Journal Year:
2024,
Volume and Issue:
90(10), P. 2918 - 2933
Published: Nov. 6, 2024
ABSTRACT
In
the
present
study,
bio-citric
acid/tungsten
oxide
(WO3)
(BCAWO)
nanoparticles
(NPs)
were
prepared
by
using
Solanum
lycopersicum
fruit
extract
as
a
reducing
well
capping
agent.
The
photocatalysts
characterized
UV–vis
diffuse
reflectance
spectroscopy,
powder
X-ray
diffraction
(XRD),
scanning
electron
microscopy
(SEM),
energy
dispersive
spectrometry
(EDS),
high-resolution
transmission
microscopy,
and
photoluminescence
spectroscopy
techniques.
Diffraction
peaks
in
XRD
spectrum
identified
crystal
planes
of
crystalline
tungsten
oxide.
BCAWO
had
an
average
size
23.14
nm.
For
W–O
bonds,
Fourier
transform
infrared
displays
vibrational
peak
at
671.23
cm−1.
A
prominent
absorption
band
was
observed
268
nm,
indicating
1.2
eV
bandgap.
Under
xenon
(Xe)
lamp
irradiation,
synthesized
showed
notable
photocatalytic
degradation
2,4-dichlorophenol
(2,4-DCP),
with
rate
96%.
With
concentrations
2.5
g/L,
pH
4,
reaction
period
180
min,
2,4
DCP
concentration
10
mg/L,
2,4-DCP
highest
efficacy,
phenols
wastewater
may
be
facilitated
green
WO3
photocatalyst,
according
to
results.
Toxicology Research,
Journal Year:
2024,
Volume and Issue:
13(4)
Published: July 1, 2024
Abstract
This
study
evaluated
the
anti-oxidant
and
anti-diabetic
potential
of
Caralluma
fimbriata
(CF)
in
28-days
rat
modelling
trial.
Diabetes
is
a
chronic
disorder
characterized
by
elevated
blood
glucose
levels
insulin
resistance
cause
microvascular
macrovascular
issues.
was
for
its
nutritional
composition
along
with
CF
powder
(CFP)
extract
(CFE)
using
total
phenolic
contents
(TPC),
2,2-diphenyl-1-picrylhydrazyl
(DPPH)
ferric
ion
reducing
antioxidant
power
(FRAP)
assays.
Furthermore,
computed
dividing
rats
into
four
groups
5
individuals
each.
Rats
Group
I
non-diabetic
no
supplementation
given
while
group
II
were
diabetic
given.
While
III
IV
received
CFP
CFE
respectively.
powder’s
TPC,
DPPH
FRAP
activity
observed
maximum
at
44.17
±
0.006
(μgFe/g)
water,
68.75
0.49
acetone
800.81
0.99
hexane.
Supplementation
reduced
effectively
i.e.
(125.00
4.04
121.00
4.49
mg/dL,
respectively).
Moreover,
consumption
C.
can
be
helpful
management
diabetes
mellitus
due
to
lowering
potential,
anorexic
effects,
α-amylase
inhibition.
Scientific Reports,
Journal Year:
2024,
Volume and Issue:
14(1)
Published: Nov. 28, 2024
The
nanoscale
spinel
structured
ferrites
co-doped
with
multi-valence
ions
are
of
great
interest
and
proving
to
be
promising
for
numerous
applications.
In
light
this,
herein
we
report
tetravalent
titanium
(Ti4+)
divalent
zinc
(Zn2+)
nickel
generic
formula
NiFe2
−
2xTixZnxO4
(x
=
0.00
≤
x
0.20
in
step
0.05).
sol
gel
self
combustion
method
assistance
citric
acid
as
fuel
was
employed
prepare
the
samples.
X-ray
diffraction
(XRD)
analysis
Rietveld
refinement
performed
confirm
single-phase
cubic
structure.
sphere
type
grain
morphology
samples
revealed
by
SEM
images.
compositional
studies
carried
out
EDAX
showed
desired
formation
composition
absence
impurities
characteristics
bands
belonging
were
appeared
IR
spectra
confirming
successive
sample
forming.
different
surface
parameters
including
area
pore
volume
estimated
using
Brunauer-Emmett-Teller
(BET)
analysis.
low
coercive
nature
soft
magnetism
observed
co-doping
M-H
plots.
electric
dielectric
decrementing
behaviour
increment
Ti4+-Zn2+
co-doping.
This
study
outcome
signifies
that
could
a
prominent
many
nanoelectronics
ChemistrySelect,
Journal Year:
2025,
Volume and Issue:
10(8)
Published: Feb. 1, 2025
Abstract
Developing
smart
nanocatalysts
capable
of
modulating
the
reaction
rate
is
one
recent
research
domains
currently
being
explored
by
scientific
academia
to
address
wastewater
issues.
This
study
core@shell
assembly
was
developed
via
two
step
methodology
(chemical
reduction
salt
for
AgNPs
synthesis,
followed
emulsion
polymerization
polymeric
shell
formation).
The
TEM
micrographs
show
that
average
size
single
particle
found
be
less
than
20
nm
which
utilized
as
a
nanocatalyst
(CRR)
2‐Nitroaniline
(2‐NA).
RSM
based
optimization
parameters
associated
with
CRR
2‐NA
performed
and
100%
apparent
constant
(
k
app
)
value
2.583
min
−1
documented
under
optimized
conditions
[2‐NA]
=
0.025
mM,
[AgNPs@PNIPAM‐AAC
HNGs
dose]
4.5
mg
mL
,
[NaBH
4
15
temperature
30,
pH
6.00
units.
Detailed
thermodynamic
analysis
investigating
impact
transitions
change
(5
70)
revealed
maximum
achieved
at
30
where
present
in
swelled
state
reduce
any
diffusional
barrier
system.
