Annona muricata leaf extract mediated synthesis of pure and Co doped TiO2 nanoparticles: Evaluation of catalytic reduction, antimicrobial and antioxidant activities
P. S. Vindhya,
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Sandhya Suresh,
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V. Kavitha
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et al.
International Journal of Hydrogen Energy,
Journal Year:
2025,
Volume and Issue:
103, P. 766 - 786
Published: Jan. 22, 2025
Language: Английский
Evaluation of antimicrobial, cytotoxic, antioxidant and photocatalytic properties of Ni-doped TiO2 nanoparticles produced in green method
P. S. Vindhya,
No information about this author
Sandhya Suresh,
No information about this author
V. Kavitha
No information about this author
et al.
Ceramics International,
Journal Year:
2025,
Volume and Issue:
unknown
Published: Jan. 1, 2025
Language: Английский
Enhancement of photocatalytic and antibacterial activities of zinc oxide nanoparticles through in-situ loading of well-dispersed silver nanoparticles
Inorganic Chemistry Communications,
Journal Year:
2025,
Volume and Issue:
unknown, P. 114414 - 114414
Published: March 1, 2025
Language: Английский
Influence of natural carbon template on Ag-ZnO nanocomposites for enhanced supercapacitor, photocatalytic hydrogen production and antifungal activity
Materials Science in Semiconductor Processing,
Journal Year:
2025,
Volume and Issue:
193, P. 109523 - 109523
Published: April 2, 2025
Language: Английский
Green Synthesis of ZnMn2O4 Nanoparticles using tragacanth gel for antibacterial Effects
Saida Soualmi,
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Leila Djahnit,
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Meriem Henni
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et al.
Published: April 9, 2025
Abstract
The
present
study
reports
the
synthesis
of
ZnMn₂O₄
nanoparticles
via
sol-gel
method
using
tragacanth
gum
(TG)
as
a
stabilizer.
investigation
used
XRD
and
FTIR
analyses
were
performed
to
determine
structural
characteristics.
analysis
found
Zn-O
Mn-O
vibration
peaks
which
demonstrate
presence
ZnMn₂O₄.
band
gap
energy
for
synthesized
through
Tauc’s
plot
is
1.45
eV.
pattern
confirmed
formation
with
spinel
tetragonal
structure
an
average
crystallite
size
17.7
nm.
electron
microscopic
images
showed
that
product
consisted
irregularly
shaped
spherical
particles.
Sample
EDX
shows
material
contain
Zn,
Mn
alongside
O
in
their
composition.
antibacterial
activity
ZnMn2O4
was
tested
Gram
negative
positive
bacteria
namely
Escherichia
coli,
Bacillus
subtilis
Staphylococcus
aureus
Cereus.
results
suggest
compound
has
high
potential
against
some
bacteria,
especially
E.
coli
cereus
could
be
considered
alternative
or
complement
conventional
antibiotics.
we
observed
by
photocatalysis
effective
degradation
RC.
Keywords:
Spinel,
activity,
Biosynthesis,
ZnMn2O4,
gel.
Language: Английский
Photocatalytic oxidation of antibiotic residue and organic dye pollutant using noble metal-doped ZnO: Reducing environmental and health risks
Minh Thuy Pham,
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Thi Thu Hien Chu,
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Vu Duc Chinh
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et al.
Journal of Environmental Science and Health Part B,
Journal Year:
2025,
Volume and Issue:
unknown, P. 1 - 9
Published: April 8, 2025
Water
pollution
associated
with
antibiotic
residues
and
colored
organic
pollutants
leads
to
various
potential
risks
human
health
the
environment.
This
work
develops
an
economical
method
that
is
suitable
for
removing
both
from
water.
The
oxidation
process
based
on
a
noble
metal
(Ag)-doped
zinc
oxide
photocatalyst
(Ag-ZnO)
was
selected
as
strategy
investigation.
Besides,
tetracycline
(A-Tc)
methylene
blue-colored
(D-Mb)
were
target
contaminants.
With
light
assistance,
Ag-ZnO
showed
significantly
improved
degradation
efficiency
A-Tc
D-Mb
at
90.6
97.3%,
respectively.
advantages
of
are
also
confirmed
by
faster
rate
constants,
which
more
than
twice
fast
those
undoped
sample.
mineralization
shows
93.5%
98.7%
carbon
removed
solutions,
result
suggests
being
converted
into
inorganic
substances.
In
addition,
benefits
using
enhance
safety,
reduce
negative
effects
environment,
decrease
treatment
costs
discussed.
Language: Английский
Antifungal Activity of Newly Formed Polymethylmethacrylate (PMMA) Modification by Zinc Oxide and Zinc Oxide–Silver Hybrid Nanoparticles
Polymers,
Journal Year:
2024,
Volume and Issue:
16(24), P. 3512 - 3512
Published: Dec. 17, 2024
Incorporating
nanoparticles
into
denture
materials
shows
promise
for
the
prevention
of
denture-associated
fungal
infections.
This
study
investigates
antifungal
properties
acrylic
modified
with
microwave-sintered
ZnO-Ag
nanoparticles.
(1%
and
2.5%
wt.)
were
synthesized
via
microwave
solvothermal
synthesis
(MSS).
Nanoparticles
characterized
phase
purity,
specific
surface
area
(SSA),
density,
morphology,
elemental
composition.
ZnO
added
to
material
(PMMA)
at
concentrations
1%
polymerized.
Pure
PMMA
(control)
obtained
PMMA-nanocomposites
cut
homogeneous
10
×
mm
samples.
Antifungal
activity
against
C.
albicans
was
tested
using
minimal
inhibitory
concentration
(MIC)
determination,
biofilm
formation
assessed
crystal
violet
staining
followed
by
absorbance
measurements.
Laboratory
tests
confirmed
purity
uniform,
spherical
particle
distribution.
MIC
results
show
Ag
PMMA-2.5%
(ZnO-1%
Ag)
nanocomposite.
PMMA-1%
nanocomposite
are
efficient
in
preventing
formation.
However,
showed
antibiofilm
activity,
PMMA-ZnO
does
not
protect
deposition.
hybrid
is
a
promising
method,
especially
ZnO-1%
Language: Английский