Dielectric and Photocatalytic Performance of Heterostructured Nanocomposites of Cobalt and Nickel Oxides Embedded in Zeolite 4A Matrix.
ChemistrySelect,
Год журнала:
2025,
Номер
10(2)
Опубликована: Янв. 1, 2025
Abstract
Organic
pollutants
like
malachite
green
pose
severe
environmental
risks
due
to
their
toxicity
and
persistence
in
water
bodies.
This
study
explores
an
eco‐friendly
solution
for
removal
via
photocatalytic
degradation
using
cobalt
nickel
oxide‐doped
zeolite
nanocomposites
(CoZ
NC
&
NiZ
NC),
synthesized
through
a
co‐precipitation
method.
X‐ray
diffraction
(XRD),
field
emission
scanning
electron
microscopy
(FESEM),
energy‐dispersive
(EDX)
analyses
confirm
the
formation
of
FCC‐structured
nanometal
oxides
on
matrix.
Optical
spectral
analysis
reveals
low
bandgap
energies
(2.84
eV
CoZ
2.81
enabling
efficient
photocatalysis
under
visible
light.
These
demonstrated
effective
photodegradation
green,
showcasing
remediation
potential.
Dielectric
studies
indicate
significantly
higher
dielectric
permittivity
compared
pristine
zeolite.
enhancement
is
attributed
internal
barrier
layer
capacitance
arising
from
variable
oxidation
states
metal
oxide
nanoparticles
interfacial
space
charge
polarization
between
matrix
dopants.
Uniformly
distributed
provide
superior
unevenly
arranged
NC.
Additionally,
lower
dissipation
factors
highlight
suitability
as
promising
k‐dielectric
materials
energy
storage
applications.
Язык: Английский
Sewage treatment plants as a potential source of microplastics in the environment: a preliminary study in Central India
Water Science & Technology,
Год журнала:
2025,
Номер
unknown
Опубликована: Март 13, 2025
The
presence
of
microplastics
in
various
environmental
matrices
is
a
reality.
Besides,
sewage
treatment
plants
(STPs)
play
crucial
role
further
adding
to
the
microplastic
pool
environment,
especially
water
and
soil
resources.
As
conventional
STPs
are
not
primarily
meant
remove
microplastics,
treated
effluent
sludge
contain
significant
amount
items
which
ultimately
discharged
into
surface
water/soil.
present
study
investigated
selected
Central
India
contributing
environment.
Inlet,
outlet,
samples
were
collected
from
seven
analyzed
for
microplastics.
Microplastics
found
all
with
higher
amounts
inlet
(3-35.5
items/L)
compared
outlet
(2-13.5
items/L).
Nevertheless,
showed
highest
(16-389
items/kg)
under
study.
Size,
shape,
color,
chemical
composition
was
varied
considerable
polyethylene,
polypropylene,
polyethylene-terephthalate,
polyvinylchloride,
polystyrene,
polyamide,
polyacrylamide,
polyester,
polyurethane.
Discharge
these
terrestrial
ecosystems
may
result
serious
consequences
ecology
human
health.
Therefore,
advanced
technological
development
effective
microplastics'
removal
inevitable.
Язык: Английский
Mathematical modeling to size anaerobic stabilization ponds intended for slaughterhouse wastewater treatment – the role of temperature and hydraulic retention time
Environmental Science Water Research & Technology,
Год журнала:
2024,
Номер
unknown
Опубликована: Янв. 1, 2024
A
new
mathematical
model
for
constructing
anaerobic
stabilization
pond
treatment
systems
high
organic
load
wastewater,
based
on
biochemical
oxygen
demand,
temperature
and
hydraulic
retention
time,
is
discussed.
Язык: Английский
Revealing the role of individual components in the high performance photocatalytic mineralization of mixtures of organohalogen pollutants
Journal of environmental chemical engineering,
Год журнала:
2024,
Номер
unknown, С. 114572 - 114572
Опубликована: Окт. 1, 2024
Язык: Английский