Facile Synthesis and Characterization of SrCO3/MgO/CaO/CaCO3 Novel Nanocomposite for Efficient Removal of Crystal Violet Dye from Aqueous Media
Inorganics,
Год журнала:
2025,
Номер
13(4), С. 112 - 112
Опубликована: Апрель 3, 2025
Crystal
violet
dye
poses
significant
environmental
and
human
health
risks
due
to
its
toxicity,
persistence,
bioaccumulative
nature.
It
contributes
potential
carcinogenicity,
cytotoxicity,
systemic
toxicity
upon
exposure.
To
address
this
issue,
a
novel
SrCO3/MgO/CaO/CaCO3
nanocomposite
was
synthesized
using
the
Pechini
sol-gel
method,
producing
AE500
AE700
at
500
700
°C,
respectively,
for
efficient
removal
of
crystal
from
aqueous
media.
X-ray
diffraction
(XRD)
analysis
confirmed
formation
crystalline
phases,
with
average
crystallite
sizes
64.53
nm
75.34
AE700.
Energy-dispersive
spectroscopy
(EDX)
revealed
elemental
compositions
variations
in
carbon,
oxygen,
magnesium,
calcium,
strontium
percentages
influenced
by
synthesis
temperature.
Field-emission
scanning
electron
microscopy
(FE-SEM)
showed
morphological
differences,
where
had
irregular
polyhedral
structures,
while
exhibited
more
compact
spherical
formations,
grain
99.98
132.23
nm,
respectively.
High-resolution
transmission
(HR-TEM)
structural
integrity
nano-scale
morphology,
showing
aggregated
irregularly
shaped
particles
AE500,
displayed
well-defined
nearly
nanoparticles.
The
calculated
particle
diameters
were
21.67
41.19
AE700,
demonstrating
an
increase
size
Adsorption
studies
demonstrated
maximum
capacities
230.41
mg/g
189.39
adsorption
process
exothermic,
spontaneous,
physical,
following
pseudo-first-order
kinetic
model
Langmuir
isotherm,
indicating
monolayer
onto
homogenous
surface.
Язык: Английский
Development of a schiff base-chitosan-vanillin/hydroxyapatite composite for effective brilliant green dye removal: Characterization, adsorption modeling, and cost analysis
International Journal of Biological Macromolecules,
Год журнала:
2025,
Номер
unknown, С. 143140 - 143140
Опубликована: Апрель 1, 2025
Язык: Английский
Facile Synthesis and Characterization of Novel Analcime/Sodium Magnesium Aluminum Silicon Silicate Nanocomposite for Efficient Removal of Methylene Blue Dye from Aqueous Media
Molecules,
Год журнала:
2025,
Номер
30(7), С. 1488 - 1488
Опубликована: Март 27, 2025
Methylene
blue
dye,
commonly
used
in
various
industries,
poses
significant
risks
to
both
human
health
and
the
environment
due
its
persistence,
toxicity,
potential
disrupt
aquatic
ecosystems.
Exposure
can
cause
severe
conditions
such
as
methemoglobinemia,
while
stability
solubility
allow
it
persist
natural
water
systems,
reducing
oxygen
levels
harming
life.
In
this
study,
novel
analcime/sodium
magnesium
aluminum
silicon
silicate
nanocomposites
(Z1
Z2)
were
synthesized
via
a
controlled
hydrothermal
method,
where
Z1
Z2
absence
presence
of
polyethylene
glycol
template,
respectively.
X-ray
diffraction
(XRD)
analysis
confirmed
formation
crystalline
phases
analcime
sodium
silicate.
The
average
crystallite
size
nanocomposite
is
75.30
nm,
whereas
exhibits
smaller
60.27
nm
template
effect.
Field
emission
scanning
electron
microscopy
(FE-SEM)
revealed
that
exhibited
more
uniform
well-dispersed
particles
compared
Z1.
Energy-dispersive
spectroscopy
(EDX)
elemental
composition,
showing
higher
content
optimized
incorporation
Z2.
High-resolution
transmission
(HR-TEM)
demonstrated
had
well-defined
spherical
particles,
indicating
improved
structural
control.
maximum
adsorption
capacities
230.95
mg/g
for
290.69
process
was
exothermic,
spontaneous,
chemical
nature,
following
pseudo-second-order
kinetic
model
Langmuir
isotherm,
confirming
monolayer
on
homogeneous
surfaces.
Язык: Английский