Sustainability,
Год журнала:
2024,
Номер
16(23), С. 10761 - 10761
Опубликована: Дек. 8, 2024
The
presence
of
pharmaceuticals
in
aquatic
ecosystems
is
an
issue
increasing
concern.
Regardless
the
low
concentration
water,
they
can
have
a
toxic
effect
on
both
humans
and
organisms.
Advanced
oxidation
processes
(AOPs)
been
described
as
promising
technique
for
eliminating
due
to
their
high
efficiency.
However,
cost
associated
with
application
these
reagents
energy
requirements
affected
implementation
AOPs
at
large
scales.
Biochar
has
suggested
be
used
catalyst
overcome
limitations.
considered
alternative
heterogeneous
thanks
its
physicochemical
characteristics
like
specific
surface
area,
porous
structure,
oxygen-containing
functional
groups,
electrical
conductivity,
persistent
free
radicals
(PFRs),
modifiable
properties,
structure
defects.
This
carbonaceous
material
presents
capacity
activate
oxidizing
agents
leading
formation
radical
species,
which
are
needed
degrade
pharmaceuticals.
Additionally,
AOP/biochar
systems
destroy
pharmaceutical
molecules
following
non-radical
pathway.
To
enhance
biochar
catalytic
performance,
modifications
such
iron
(Fe)
impregnation,
heteroatom
doping,
supporting
semiconductors
surface.
Although
efficiently
combination
several
mineralization
from
further
research
must
conducted
evaluate
different
regeneration
techniques
increase
biochar’s
sustainable
applicability
reduce
operational
combined
process.
Moreover,
conditions
influencing
system
required
evaluated
discern
find
that
maximize
degradation
by
systems.
Alexandria Engineering Journal,
Год журнала:
2024,
Номер
100, С. 61 - 71
Опубликована: Май 17, 2024
Due
to
the
widespread
distribution
of
emerging
pollutants
(EPs)
and
their
potential
impact
on
ecosystems
public
health,
evaluating
creating
wastewater
treatment
techniques
reduce
EPs
is
a
global
priority.
Tackling
removal
from
environment
has
become
significant
challenge
for
researchers,
spurred
by
growing
awareness
prevalence
associated
risks.
Among
existing
techniques,
adsorption
utilizing
diverse
adsorbents
emerges
as
most
cost-effective
widely
applicable
approach.
Understanding
isotherms
crucial
assessment
optimization
adsorbent
materials
used
in
approach
remove
wastewater.
The
investigation
offers
versatile
effective
pollutant
addition
helping
optimize
protocols.
Numerous
have
been
explored
This
review
focuses
developing
new
with
strong
emphasis
long-term
environmental
impact.
To
improve
pharmaceutical
efficiency,
exploring
innovative
bio-adsorption
methods
key.
Prioritizing
sustainable
design
scalability
considerations
essential
advancing
polysaccharide-based
adsorbents.
A
multidisciplinary
assessing
practical
applicability,
considering
obstacles.
Enhancing
real-world
efficacy
relies
strategic
resource
allocation
field
research.
study
examines
materials,
stresses
standardized
procedures,
recommendations
improving
adsorption-based
EPs.
Journal of the Korean Ceramic Society,
Год журнала:
2025,
Номер
unknown
Опубликована: Фев. 6, 2025
Abstract
Novel
photocatalytic
metal–organic
framework
(MOF)
materials
are
an
exciting
research
topic.
However,
the
lack
of
investigating
rare-earth
doped
semiconductor
as
well
understanding
their
physicochemical
and
structural
characterization
will
prevent
commercial
or
industrial
applications.
To
overcome
this
obstacle,
study
investigates
novel
applied
Titania-based
synthesized
via
MOF
strategy
for
photodegradation
methyl
orange
(MO).
The
studied
TiO
2
,
Pr-doped
(Pr@TiO
),
Nd-TiO
(Nd@TiO
)
promising
photocatalysts.
photocatalysts
were
prepared
characterized
by
Scanning
Electron
Microscopy
(SEM),
X-ray
Diffraction
(XRD),
Photoelectron
Spectroscopy
(XPS).
SEM
analysis
revealed
that
only
Nd
resulted
in
smaller,
more
uniform
particle
sizes.
XRD
patterns
confirmed
retention
anatase
phase
case
Nd-modification,
indicating
successful
lattice
distortions.
XPS
results
showed
chemical
existence
Pr
Nd,
increased
oxygen
vacancies,
surface
hydroxyl
groups,
essential
enhanced
activity.
Photodegradation
studies
demonstrated
both
Pr-TiO
exhibited
better
performance
compared
to
without
following
pseudo-first-order
kinetics.
These
findings
highlight
potential
modification
efficient
environmental
remediation,
particularly
treatment
dye-containing
wastewater.
