Desalination and Water Treatment,
Journal Year:
2024,
Volume and Issue:
318, P. 100410 - 100410
Published: April 1, 2024
The
aim
of
this
research
is
to
craft
a
material
that
effectively
curbs
the
higher
level
heavy
metals
and
salinity
in
brine
from
desalination
plants.
Through
thorough
experimentation,
an
optimized
form
Halloysite
Nanoclay
was
achieved,
which
further
enhanced
with
8-hydroxyquinoline
for
increased
metal
removal
efficiency.
nanoclay's
adsorption
capabilities
were
carefully
fine-tuned,
displaying
type
III
isotherm
significant
surface
area
(72.8
m²
g–1).
modified
nanoclay
demonstrates
improved
efficiency
removing
ions,
achieving
rates
79.12%
Zn,
83.33%
Fe,
81.18%
Ni,
79.81%
Cu.
Notably,
advanced
proved
its
prowess
purifying
metals.
prepared
displayed
noteworthy
recycling
capacity,
substantiated
through
series
experiments.
This
study
highlights
effectiveness
using
treat
plant
sustainably,
opening
avenues
practical
applications
area.
Magnetochemistry,
Journal Year:
2023,
Volume and Issue:
9(6), P. 157 - 157
Published: June 14, 2023
Many
of
the
current
strategies
for
removing
pollutants
from
water
are
based
on
nanomaterials
and
nanotechnology.
Lower
values
Biological
Oxygen
Demand
(BOD5)
Chemical
(COD)
in
results
reduction
amount
oxidizable
pollutants.
We
present
a
study
COD
BOD5
Wadi
El
Bey
River
(Tunisia),
using
magnetite
nanoparticles
(MNPs)
magnetic
fields.
The
removal
reached
higher
than
50%
after
60
min,
with
optimum
efficiency
at
pH
≈8
MNPs
concentrations
1
g/L.
use
permanent
field
(0.33
T)
showed
an
increase
61%
to
76%
63%
78%,
respectively.
This
enhancement
is
discussed
terms
coagulation
induced
by
adsorption
ionic
species
onto
surface
due
Fe3O4
affinity.
Instrumentation Science & Technology,
Journal Year:
2024,
Volume and Issue:
unknown, P. 1 - 15
Published: June 20, 2024
Activated
carbon
from
green
walnut
shells
was
synthesized;
characterized
by
Fourier
transform
infrared
(FT-IR)
spectroscopy,
X-ray
diffraction
(XRD),
field
emission
scanning
electron
microscopy
(FESEM),
and
with
energy
dispersive
x-ray
analysis
(SEM-EDX);
used
as
an
adsorbent
for
the
separation
preconcentration
of
indigo
carmine.
The
pH,
mass,
sample
volume,
foreign
ion
effect,
eluent
type,
volume
were
optimized.
factor
20.0
enrichment
19.68.
developed
SPE
method
provided
a
limit
detection
40.8
µg
L−1
quantification
136.1
L−1.
analyte
recoveries
92
to
102%.
intra-day
inter-day
relative
standard
deviations
3.2%
3.8%.
protocol
employed
separation,
preconcentration,
spectrophotometric
determination
carmine
in
water,
candies,
hair
dyes,
edible
cake
decorations,
fruit
juices,
textiles.
Processes,
Journal Year:
2025,
Volume and Issue:
13(1), P. 244 - 244
Published: Jan. 16, 2025
This
review
explores
the
advances
in
developing
adsorbent
materials
for
solid-phase
microextraction
(SPME),
focusing
on
nanoparticles,
nanocomposites,
and
nanoporous
structures.
Nanoparticles,
including
those
of
metals
(e.g.,
gold,
silver),
metal
oxides
TiO2,
ZnO),
carbon-based
carbon
nanotubes,
graphene),
offer
enhanced
surface
area,
improved
extraction
efficiency,
increased
selectivity
compared
to
traditional
coatings.
Nanocomposites,
such
as
combining
with
polymers
or
materials,
exhibit
synergistic
properties,
further
improving
performance.
Nanoporous
metal–organic
frameworks
(MOFs)
ordered
mesoporous
carbons,
provide
high
area
tunable
pore
structures,
enabling
selective
adsorption
analytes.
These
advanced
have
been
successfully
applied
various
analytes,
volatile
organic
compounds
(VOCs),
polycyclic
aromatic
hydrocarbons
(PAHs),
pesticides,
heavy
metals,
demonstrating
sensitivity,
selectivity,
reproducibility
conventional
SPME
fibers.
The
incorporation
nanomaterials
has
significantly
expanded
scope
applicability
SPME,
analysis
trace-level
analytes
complex
matrices.
highlights
significant
potential
revolutionizing
technology,
offering
new
possibilities
sensitive
environmental
monitoring,
food
safety,
other
critical
applications.
Engineering in Life Sciences,
Journal Year:
2025,
Volume and Issue:
25(3)
Published: March 1, 2025
ABSTRACT
Industrial
biocatalysis,
a
multibillion
dollar
industry,
relies
on
the
selectivity
and
efficacy
of
enzymes
for
efficient
chemical
transformations.
However,
enzymes,
evolutionary
adapted
to
mild
biological
conditions,
often
struggle
in
industrial
processes
that
require
harsh
reaction
resulting
reduced
stability
activity.
Enzyme
immobilization,
which
addresses
challenges
such
as
enzyme
reuse
stability,
has
therefore
become
vital
strategy
improving
use
applications.
Traditional
immobilization
techniques
rely
confinement
or
display
within/on
organic
inorganic
supports,
while
recent
advances
synthetic
biology
have
led
development
solely
vivo
methods
streamline
production
immobilization.
These
offer
added
benefits
terms
sustainability
cost
efficiency.
In
addition,
multifunctional
materials,
magnetic
(nano)materials
enabled
improved
separation
purification
processes.
The
combination
both
“worlds,”
opens
up
new
avenues
(industrial)
fundamental
science,
biomedicine.
Therefore,
this
review,
we
provide
an
overview
established
recently
emerging
generation
protein
immobilizates,
placing
special
focus
solutions.
