UiO-67 metal-organic framework loaded on hardwood biochar for sustainable management of environmental boron contaminations
Journal of environmental chemical engineering,
Journal Year:
2024,
Volume and Issue:
unknown, P. 114511 - 114511
Published: Oct. 1, 2024
Language: Английский
Mechanism of boron removal and stabilization by in-situ formation of layered double hydroxides: Insight from spectroscopy and DFT studies
Journal of Environmental Sciences,
Journal Year:
2025,
Volume and Issue:
unknown
Published: April 1, 2025
Language: Английский
Modification of natural materials and their use by adsorption
Walaa Sabbar
No information about this author
International Journal of Computational and Experimental Science and Engineering,
Journal Year:
2025,
Volume and Issue:
11(2)
Published: May 11, 2025
This
study
aimed
to
investigate
the
removal
of
methyl
green
(MG)
dye
from
aqueous
solution
on
activated
pomegranate
peels
and
low-cost
date
kernels
as
an
effective
adsorbent
sourced
Iraq.
The
two
surfaces
absorbent
materials
were
examined
using
a
scanning
electron
microscope
(FESEM)
dose
was
determined.
process
adsorption
MG
endothermic
process,
capacity
increased
with
increasing
doses
adsorbents.
Also,
number
isotherms
applied,
such
(Langmuir,
Freundlich)
for
this
study,
where
it
found
follows
Langmuir
model.
Language: Английский
Preparation and characterisation of chitosan/bacterial Escherichia coli biocomposite for malachite green dye removal: modeling and optimisation of the adsorption process
International Journal of Environmental & Analytical Chemistry,
Journal Year:
2024,
Volume and Issue:
unknown, P. 1 - 23
Published: Nov. 12, 2024
Herein,
a
new
biocomposite
was
obtained
by
loading
bacterial
suspension
of
Escherichia
coli
onto
chitosan
matrix
to
produce
unique
(chitosan
–
E.
coli)
with
effective
properties
for
biosorption
malachite
green
dye
from
water.
The
physicochemical
characteristics
the
were
studied
employing
XRD,
FTIR,
FESEM-EDX
and
pHpzc.
optimisation
conditions
achieved
using
Box-Behnken
Design
(RSM-BBD)
assess
effect
variables
on
removal:
dose
(0.02–0.1
g/100
mL),
pH
(4–8)
contact
time
(10–300
min).
optimal
removal
(84.3%)
0.1
mL,
160
minutes
8.
equilibrium
kinetic
experimental
findings
show
follows
Langmuir
pseudo-second-order
models,
respectively.
maximum
adsorption
capacity
(qmax)
164.7
mg/g,
where
mechanism
attributed
several
effects
such
as
hydrogen
bonding,
n-π
interactions,
electrostatic
attraction.
Thermodynamic
analysis
indicated
that
process
spontaneous
endothermic,
positive
enthalpy
change
(ΔH°
=
40.9
kJ/mol)
negative
Gibbs
free
energy
(ΔG°)
at
all
tested
temperatures.
adsorbent
exhibits
favourable
cationic
is
anticipated
have
utility
remediation
effluent
in
industrial
wastewater.
Language: Английский
Comparative Evaluation of Boron Sorption Dynamics on Zeolites in Irrigation Waters: An Isothermal Modeling Approach
Molecules,
Journal Year:
2024,
Volume and Issue:
29(11), P. 2545 - 2545
Published: May 28, 2024
Efficient
boron
removal
from
irrigation
waters
is
crucial
for
sustainable
agriculture,
as
elevated
levels
of
can
be
toxic
to
many
plants,
limiting
growth
and
crop
productivity.
In
this
context,
the
present
study
investigated
sorption
equilibrium
using
zeolites
in
two
types
aqueous
matrices:
a
synthetic
solution
containing
only
natural
waters.
Through
application
various
isothermal
models
(Langmuir,
Freundlich,
Sips,
Toth,
Jovanovic,
Temkin,
Dubinin–Radushkevich,
Redlich–Peterson),
efficacy
zeolite
under
controlled
real
conditions
was
evaluated.
The
results
indicated
notable
difference
behavior
between
matrices,
reflecting
complexity
heterogeneity
interactions
boron–zeolite
system.
solution,
Freundlich
model
provided
best
fit
(R2
=
0.9917),
suggesting
heterogeneous
multilayer
sorption,
while
Sips
showed
high
describing
both
evidencing
its
capability
capture
complex
nature
interaction
different
environmental
conditions.
However,
waters,
Jovanovic
demonstrated
most
accurate
0.999),
highlighting
importance
physical
sorption.
These
findings
underscore
significant
influence
water
matrix
on
agent,
emphasizing
need
consider
specific
composition
design
treatments.
Additionally,
stress
selecting
appropriate
predict
behavior,
which
developing
effective
treatment
strategies.
This
provides
basis
optimizing
agricultural
industrial
applications,
contributing
more
efficient
processes.
Language: Английский
Sustainable Farming: Utilizing Boron-Depleted Geothermal Water for Seed Sprout Cultivation
Research Square (Research Square),
Journal Year:
2024,
Volume and Issue:
unknown
Published: July 4, 2024
Abstract
The
authors
have
requested
that
this
preprint
be
removed
from
Research
Square.
Language: Английский
Facile synthesis and characterization of magnetic iron oxide (Fe3O4)-loaded cationic amino-modified passion fruit shell nanocomposite and their application in removal of anionic Alizarin Red S dye from aqueous medium
Journal of Molecular Liquids,
Journal Year:
2024,
Volume and Issue:
414, P. 126197 - 126197
Published: Oct. 9, 2024
Language: Английский