Defluorination of water solutions and glass industry wastewater using a magnetic pineapple hydrochar nanocomposite modified with a covalent organic framework
Journal of Environmental Management,
Journal Year:
2025,
Volume and Issue:
377, P. 124651 - 124651
Published: Feb. 20, 2025
Language: Английский
Facile synthesis, structural, magnetic and enhanced Fluoride (F-1) adsorptive properties of magnesium ferrite and oryza sativa composites
Materials Chemistry and Physics,
Journal Year:
2025,
Volume and Issue:
unknown, P. 130686 - 130686
Published: March 1, 2025
Language: Английский
Removing Fluoride from Water by Nanostructured Magnesia-Impregnated Activated Carbon
Chen Yang,
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Chenliang Shen,
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Nan Zhang
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et al.
Colloids and Interfaces,
Journal Year:
2025,
Volume and Issue:
9(2), P. 22 - 22
Published: April 9, 2025
A
facile
method
was
employed
to
impregnate
activated
carbon,
a
commonly
used
water
treatment
medium,
with
nanostructured
magnesium
oxide
for
fluoride
removal.
Batch
adsorption
tests
were
conducted
evaluate
the
performance
of
magnesia-impregnated
carbon
(nMgO@AC)
The
results
demonstrated
that
this
composite
material
exhibited
good
capacity,
maximum
equilibrium
uptake
approximately
121.1
mg/g
fluoride.
Kinetic
studies
revealed
process
followed
pseudo-second-order
kinetic
model,
reaching
in
about
100
min.
Within
initial
pH
range
3
11,
efficiency
nMgO@AC
remained
above
95%,
indicating
solution
had
minimal
effect
on
material’s
removal
capability.
mechanism
elucidated
by
characterizing
properties
before
and
after
using
SEM,
TEM,
XRD
XPS.
Initially,
reacted
rapidly
transformed
into
hydroxide.
Subsequently,
ligand
exchange
occurred
between
hydroxide
groups
ions
aqueous
solution,
resulting
effective
findings
study
suggest
holds
significant
potential
fluoride-containing
wastewater,
particularly
highly
alkaline
wastewater.
Language: Английский
Effective incorporation of surface functional groups through direct current glow discharge plasma treatment to increase the chelation of metal ions onto zein/chitosan composite films
M. H. Vijay Dhanabal,
No information about this author
G. Shanmugavelayutham,
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Paramasivam Premasudha
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et al.
International Journal of Biological Macromolecules,
Journal Year:
2025,
Volume and Issue:
309, P. 143186 - 143186
Published: April 15, 2025
Language: Английский