Physchem,
Journal Year:
2025,
Volume and Issue:
5(1), P. 9 - 9
Published: Feb. 22, 2025
Previously
synthesized
and
tested
water-dispersible
photoactive
polymeric
microparticles
have
been
employed
as
heterogenous
photosensitizers
to
evaluate
their
performance
in
generating
singlet
oxygen
through
direct
solar
irradiation.
This
study
utilizes
these
photocatalysts
for
the
degradation
of
Acetamiprid
IWWTP
wastewater
effluents
from
Agri-food
industry,
exploring,
addition
or
simulated
irradiation,
influence
pH
on
photooxidation
process.
Over
a
thousand
emerging
pollutants,
including
pesticides
like
Acetamiprid,
detected
aquatic
environments
recent
years,
posing
challenges
due
limitations
current
treatment
technologies.
The
developed
method
is
particularly
effective
under
basic
slightly
conditions,
aligning
with
natural
addressing
limitation
conventional
methods,
which
typically
require
medium
acidification
be
effective.
Polymers
P3
P4
exhibited
high
photocatalytic
activity,
achieving
over
99%
oxidation
via
generated
by
Rose
Bengal
supported
polymer
matrix,
while
maintaining
catalytic
efficiency
across
multiple
cycles.
results
confirm
that
removal
industrial
irradiation
feasible,
though
constrained
availability
sufficient
sunlight
hours.
Toxics,
Journal Year:
2023,
Volume and Issue:
11(2), P. 117 - 117
Published: Jan. 25, 2023
The
current
water
crisis
necessitates
the
development
of
new
materials
for
wastewater
treatment.
A
variety
nanomaterials
are
continuously
being
investigated
their
potential
as
adsorbents
environmental
remediation.
Researchers
intend
to
develop
a
low-cost,
simple,
and
sustainable
material
that
can
cater
removal
pollutants.
Biochar
derived
from
biowaste
is
candidate
existing
problem
pollution.
review
focuses
on
various
aspects
biochar,
such
its
sources,
preparation
methods,
mechanism,
applications
treatment,
regeneration.
Compared
with
other
adsorbents,
biochar
considered
an
environmentally
friendly,
sustainable,
cost-effective
substitute
waste
management,
climate
protection,
soil
improvement,
etc.
special
properties
porosity,
surface
area,
charge,
functional
groups
be
easily
modified
by
chemical
resulting
in
improved
adsorption
properties.
Therefore,
view
increasing
pollution
problems
encountered
researchers
treating
pollutants,
great
importance.
This
also
highlights
challenges
prospective
areas
explored
studied
more
detail
future.
Polymers,
Journal Year:
2023,
Volume and Issue:
15(3), P. 540 - 540
Published: Jan. 20, 2023
Nanomaterials
have
been
extensively
used
in
polymer
nanocomposite
membranes
due
to
the
inclusion
of
unique
features
that
enhance
water
and
wastewater
treatment
performance.
Compared
pristine
membranes,
incorporation
nanomodifiers
not
only
improves
membrane
performance
(water
permeability,
salt
rejection,
contaminant
removal,
selectivity),
but
also
intrinsic
properties
(hydrophilicity,
porosity,
antifouling
properties,
antimicrobial
mechanical,
thermal,
chemical
stability)
these
membranes.
This
review
focuses
on
applications
different
types
nanomaterials:
zero-dimensional
(metal/metal
oxide
nanoparticles),
one-dimensional
(carbon
nanotubes),
two-dimensional
(graphene
associated
structures),
three-dimensional
(zeolites
frameworks)
nanomaterials
combined
with
polymers
towards
novel
polymeric
nanocomposites
for
applications.
will
show
combinations
impart
enhanced
into
membrane;
however,
underlying
issues
modification
processes
environmental
impact
are
less
obvious.
highlights
utility
computational
methods
toward
understanding
structural
functional
Here,
we
highlight
fabrication
methods,
advantages,
challenges,
impact,
future
scope
advanced
based
systems
Results in Engineering,
Journal Year:
2024,
Volume and Issue:
22, P. 101971 - 101971
Published: March 12, 2024
Green
synthesis
of
magnetic
gamma
alumina
nanoparticles
(MGAl-NPs)
for
heavy
metal
adsorption:
A
novel
approach
wastewater
treatment.
This
study
investigates
the
potential
magnetically
modified
removing
copper
(II)
ions
from
aqueous
solutions.
The
MGAl-NPs
involves
mixture
aluminum
hydroxide
and
iron
oxide,
resulting
in
a
composite
material
with
both
adsorptive
properties.
adsorption
capacity
was
found
to
be
34.48
mg/g
at
optimal
conditions
pH
5.0,
initial
concentration
50
mg/L,
adsorbent
dosage
0.1
g.The
kinetics
followed
pseudo-second-order
model,
indicating
that
chemisorption
dominant
mechanism.
Langmuir
isotherm
model
best
described
data
an
R2
value
0.995,
suggesting
occurred
through
monolayer
coverage.
efficiency
increased
decreasing
pH,
confirming
electrostatic
attraction
played
significant
role
adsorption.Our
findings
demonstrate
green
is
effective
eco-friendly
method
metals
wastewater.
properties
enable
easy
separation
recovery
adsorbed
metals,
making
them
promising
candidate
practical
applications.
provides
valuable
insights
into
developing
sustainable
adsorbents
water
pollution
remediation.
Resources,
Journal Year:
2024,
Volume and Issue:
13(1), P. 8 - 8
Published: Jan. 5, 2024
The
global
impact
of
water
and
soil
contamination
has
become
a
serious
issue
that
affects
the
world
all
living
beings.
In
this
sense,
multiple
treatment
alternatives
have
been
developed
at
different
scales
to
improve
quality.
Among
them,
biochar
suitable
alternative
for
environmental
remediation
due
its
high
efficiency
low
cost,
raw
material
used
production
comes
from
residual
biomass.
A
is
carbonaceous
with
interesting
physicochemical
properties
(e.g.,
surface
area,
porosity,
functional
groups),
which
can
be
prepared
by
synthesis
methods
using
agricultural
wastes
(branches
banana
rachis,
cocoa
shells,
cane
bagasse,
among
others)
as
feedstock.
This
state-of-the-art
review
based
on
general
description
remediation.
Biochar’s
production,
synthesis,
uses
also
analyzed.
addition,
work
shows
some
thus
several
applications,
like
removing
heavy
metals,
oil,
dyes,
other
toxic
pollutants.
Physical
chemical
modifications,
precursors,
dopants,
promoting
agents
Fe
N
species)
discussed.
Finally,
primary
corresponding
mechanism
quality
(via
adsorption,
heterogeneous
photocatalysis,
advanced
oxidation
processes)
described,
both
laboratory
medium
large
scales.
Considering
advantages,
methods,
promising
potential
mitigate
problems
improving
quality,
reducing
greenhouse
gas
emissions,
circular
economy
through
biomass,
generating
value-added
products
uses.
Cleaner Water,
Journal Year:
2024,
Volume and Issue:
1, P. 100004 - 100004
Published: Jan. 26, 2024
Many
factories
use
a
variety
of
colours
to
enhance
product
aesthetics,
leading
untreated
wastewater
being
discharged
into
natural
water
bodies.
This
not
only
poses
threat
aquatic
life
but
also
endangers
human
health,
causing
issues
like
skin
diseases,
as
some
dyes
are
carcinogenic.
Rhodamine
B
dye
(RhB)
is
commonly
used
in
industries
such
textiles,
paper,
etc.
study
focuses
on
synthesizing,
characterizing,
and
applying
Zeolite/Bi2O3
nanocomposites
efficiently
remove
RhB
dye.
Nanocomposites
were
synthesized
using
the
sol-gel
method
characterized
techniques
including
FTIR,
SEM-EDS,
XRD,
DLS,
point
zero
charge
determination,
surface
resonance
analysis.
The
removal
process
an
aqueous
solution
achieved
its
maximum
efficiency
100%
under
following
optimal
conditions:
initial
concentration
(0.5
mg/L),
time
(10
min),
adsorbent
dose
(0.55
g),
pH
(4),
temperature
(298
K).
Real
testing
confirmed
nanocomposite's
efficiency,
removing
significant
98.12%
Reusability
tests
showed
stability,
with
efficiencies
100%,
97.08%,
88.9%
over
three
cycles.
Isotherm
analysis
adhered
Freundlich
Model
(R2
=
0.9953),
signifying
favourable
adsorption
behaviour.
Kinetic
supported
pseudo-second-order
model,
indicating
chemisorption
mechanism.
Thermodynamic
suggested
spontaneous
(negative
ΔG°)
endothermic
(positive
ΔH°)
adsorption,
reduced
randomness
ΔS°)
at
solid-liquid
interface.
In
conclusion,
removal,
especially
B,
vital
for
environmental
public
health
protection.
nanocomposite
emerges
efficient,
sustainable,
eco-friendly
both
synthetic
solutions
real
wastewater.
Minerals,
Journal Year:
2022,
Volume and Issue:
12(12), P. 1628 - 1628
Published: Dec. 17, 2022
Clinoptilolite
is
one
of
the
most
common,
widespread
and
abundant
zeolites
in
nature.
Its
availability,
low
cost,
outstanding
ion
exchange
properties
make
clinoptilolite
an
excellent
candidate
for
both
direct
use
various
modifications
to
create
new
low-cost
functional
materials
sustainable
development.
Specific
applications
which
already
being
used
include
water
treatment
heavy
metal
removal,
agricultural
purposes,
storage
conversion
unwanted
gaseous
emissions
into
atmosphere,
production
catalysts
photocatalysts,
bioactive
materials,
a
number
others.
Unlike
some
other
zeolites,
difficult
synthesize,
why
publications
refer
this
zeolite
its
natural
form,
either
directly
from
deposit
or
after
applying
processes
mineral
improve
properties.
Among
modification
methods
used,
stands
out.
This
review
devoted
study
with
two
goals:
first,
as
strategic
property
cation
fundamentally
necessary;
second,
way
modify
it
composite
predetermined
desired
