Water Resources and Industry,
Год журнала:
2024,
Номер
31, С. 100238 - 100238
Опубликована: Янв. 1, 2024
This
work
investigated
the
efficiency
of
CoFe2O4
nanoparticles
in
removing
diclofenac
and
naproxen
drugs
from
aqueous
solutions.
At
first,
Taguchi
method
was
performed
to
choose
most
important
factors
among
affecting
removal
efficacy
these
drugs.
Afterward,
optimal
conditions
effective
were
modeled
by
central
composite
design-based
response
surface
method.
The
results
revealed
that
maximum
drug
obtained
at
pH
=
7,
temperature
25
°C,
adsorbent
dosage
215
mg,
sonication
time
21
min,
concentrations
15
mg
L−1.
under
99.42
%
95.11
%,
respectively.
Based
on
results,
it
is
concluded
can
be
applied
as
an
easy-available
for
water
samples.
Emergent Materials,
Год журнала:
2023,
Номер
7(1), С. 35 - 62
Опубликована: Ноя. 27, 2023
Abstract
The
unique
properties
of
two-dimensional
(2D)
materials
have
piqued
the
interest
technical
community.
Titanium
carbide
(MXene)
is
a
member
rapidly
expanding
family
2D
with
exceptional
physiochemical
characteristics
and
wide
range
uses
in
environmental
field.
MXene
has
long
been
topic
applications,
including
wastewater
treatment,
electromagnetic
interference
(EMI)
shielding,
photocatalysis,
hydrogen
evolution
reactions
(HER)
due
to
its
high
conductivity,
varied
band
gap,
hydrophilic
nature,
structural
stability.
This
study
covers
important
developments
discusses
how
design,
synthetic
methods,
stability
changed
over
time.
In
this
review
paper,
we
discussed
strategy
synthesizing
conventional,
affordable
heterojunctions
Schottky
junctions,
as
well
development,
mechanisms,
trends
deterioration
organic
contaminants,
HER,
EMI
Shielding.
We
also
explore
obstacles
restrictions
that
prevent
scientific
community
from
producing
practical
regulated
structures
for
applications
analyzing
present
usage.
hazardous-environmental
aspects
MXene-based
problems
future
possibilities
these
are
examined
emphasized.
paper
focused
on
such
heavy
metal
detection
removal,
generation
using
MXenes.
issues
related
wastewater,
interference,
clean
energy
production
very
persistent
environment,
better
material
required
address
challenges.
Thus,
kind
could
be
alternative
issues,
hence,
becomes
important,
which
can
pave
way
development
issues.
Graphical
abstract
Water,
Год журнала:
2023,
Номер
15(9), С. 1667 - 1667
Опубликована: Апрель 25, 2023
This
work
investigates
the
applicability
of
clinoptilolite,
a
natural
zeolite,
as
low-cost
adsorbent
for
removing
chromium
from
aqueous
solutions
using
fixed
bed
studies.
To
improve
its
removal
performance
inorganic
pollutant,
is
pretreated
with
NaCl
to
prepare
it
in
homoionic
form
Na+
before
undertaking
ion
exchange
Cr3+
solution.
also
evaluates
if
treated
effluents
could
meet
required
effluent
discharge
standard
set
by
legislation
target
pollutant.
sustain
cost-effectiveness
wastewater
treatment,
spent
regenerated
NaOH.
It
was
found
that
clinoptilolite
has
two-times
higher
Cr
adsorption
capacity
(4.5
mg/g)
than
as-received
(2.2
mg/g).
Pretreatment
enabled
treat
more
volume
(BV)
(64
BV)
at
breakthrough
point
0.5
mg/L
concentration
and
achieve
longer
time
(1500
min)
first
run,
compared
(32
BV;
250
min).
suggests
pretreatment
rendered
Na+.
Although
an
initial
10
mg/L,
were
still
unable
limit
less
0.05
US
Environmental
Protection
Agency
(EPA).
Chemical Engineering Journal,
Год журнала:
2023,
Номер
478, С. 147506 - 147506
Опубликована: Ноя. 18, 2023
Access
to
clean
water
and
sanitization
is
crucial
all
life
on
Earth,
has
been
listed
among
the
United
Nations
Sustainable
Development
Goals.
Adsorption
a
simple
economical
technology
for
purification.
However,
conventional
adsorbents,
such
as
zeolites,
biochar,
activated
carbon
clay
minerals,
have
some
limitations,
particularly
their
unsatisfactory
adsorption
efficiencies.
Polyaniline
(PANI),
stable
conducting
polymer
with
facile
synthesis,
nitrogen-rich
functional
groups,
tuneable
morphology,
promising
candidate
adsorbing
various
pollutants.
This
review
attempts
critically
assess
PANI-based
adsorbents
in
terms
of
advantages,
disadvantages,
separation
mechanisms
pollutant
removal.
Low-cost
natural
waste
materials,
emerging
ultrathin
2D
nanosheets
can
also
be
adsorbents.
We
highlight
significant
roles
low-cost
materials
well
enhancing
performance
Combining
or
not
only
address
challenges
(e.g.,
low
surface
areas
thus
efficiencies),
but
employ
synergistic
effects
these
adsorptive
materials.
As
result,
hybrid
enhanced
functionality,
improved
removal
performance.
Finally,
we
offer
insightful
perspectives
future
research
directions
developing
Abstract
MXene
has
indeed
gained
significant
attention
in
recent
years
as
a
promising
photocatalyst
for
various
applications,
including
photocatalytic
degradation
of
pollutants.
possesses
several
unique
physical
and
chemical
properties
that
make
it
suitable
such
its
uniform
planar
structure,
strong
metal
conductivity,
effective
functional
groups,
numerous
derivatives.
These
contribute
to
the
excellent
photodegradation
performance
long‐term
stability
exhibited
by
MXene‐based
photocatalysts
compared
other
photocatalysts.
composites,
which
are
formed
incorporating
with
materials,
demonstrate
even
better
activity
due
their
abundant
active
sites
porous
structure.
One
crucial
factor
influencing
is
presence
groups
on
surface
MXene.
play
role
process
overall
efficiency
catalyst.
To
provide
broader
understanding
photocatalysts,
physicochemical
briefly
described
this
review.
This
includes
structural
characteristics,
electrical
groups.
review
also
investigates
synthesis
routes
preparing
MXene,
both
natural
state
composites
materials.
methods
essential
tailoring
meet
specific
requirements.
Finally,
discusses
future
work
challenges
photocatalysis.
field
holds
great
promise
addressing
environmental
concerns
improving
organic
compounds.
However,
further
research
needed
optimize
methods,
enhance
efficiency,
explore
practical
applications
