Journal of Water Sanitation and Hygiene for Development,
Год журнала:
2024,
Номер
14(12), С. 1305 - 1352
Опубликована: Дек. 1, 2024
ABSTRACT
This
paper
aims
to
provide
information
on
the
remediation
of
various
antibiotics
from
contaminated
wastewater
by
photocatalytic
treatment
techniques.
The
review
includes
mechanism
action
pharmaceuticals,
pharmaceuticals
as
environmental
pollutants,
and
their
metabolites,
toxicity
health
implication
antibiotics-contaminated
wastewater,
measures
manage
in
environment,
different
technologies,
degradation
via
photocatalysis,
Sustainable
Development
Goals
(SDGs)
relating
wastewater.
Photocatalysis
has
more
advantages
than
other
techniques
due
its
simplicity,
cost-effectiveness,
higher
percentage
use
methods
purify
antibiotic-contaminated
substantial
ramifications
for
several
SDGs,
hence
promoting
a
healthier
world
sustainable
future.
is
presumed
offer
some
insight
technique
that
efficient
suitable
can
be
explored
an
industrial
scale.
Molecules,
Год журнала:
2025,
Номер
30(2), С. 253 - 253
Опубликована: Янв. 10, 2025
Graphitic
carbon
nitride
(g-C3N4)
proved
to
be
a
promising
semiconductor
for
the
photocatalytic
degradation
of
various
organic
pollutants.
However,
its
efficacy
is
limited
by
fast
electron
hole
recombination,
restricted
quantity
active
sites,
and
modest
absorption
in
visible
range.
To
overcome
these
limitations,
g-C3N4-Bi2S3
g-C3N4-ZnS
composites
were
effectively
produced
utilizing
starch-assisted
technique.
The
findings
from
FT-IR,
XRD,
EDX,
XPS,
BET,
SEM,
TEM
demonstrated
that
enhanced
activity
was
primarily
due
their
improved
photocarrier
separation
transfer
rates.
photocatalyst
facilitated
aerobic
colorless
contaminants
such
as
coumarin
para-nitrophenol
(4-NP).
For
decomposition
4-NP,
exhibited
maximum
efficiency
90.86%
UV
light
16.78%
light,
with
rate
constants
0.29
h-1
0.016
h-1,
respectively.
In
contrast,
100%
15.1%
0.57
0.018
bioinspired
synthesis
combined
modification
metal
sulfides
considerably
enhance
g-C3N4,
increasing
potential
practical
applicability
environmentally
friendly
water
treatment
systems
efficient
removal
recalcitrant
contaminants.
Results in Chemistry,
Год журнала:
2024,
Номер
7, С. 101307 - 101307
Опубликована: Янв. 1, 2024
Incomplete
elimination
of
antibiotics
like
ciprofloxacin
(CIP),
erythromycin
(ERY)
and
ampicillin
(AMP)
in
treated
water
is
a
serious
problem.
Nickel
ferrite
integrated
chitosan
(NiFe2O4@Chitosan)
was
prepared
as
photocatalyst
to
eliminate
CIP,
ERY
AMP
completely.
The
X-ray
diffraction
(XRD)
result
NiFe2O4@Chitosan
showed
pattern
with
crystallite
size
21.30
nm.
scanning
electron
micrograph
(SEM)
unveiled
the
surface
be
rough
patches
showing
particles
irregular
shapes.
Brunauer-Emmett-Teller
(BET)
area
14.30
m2
g-1
magnetic
hysteresis
loop
magnetization
10.063
emu
g-1.
completely
removed
from
system
process
that
may
described
photocatalytic
minimal
adsorption.
highest
adsorption
capacity
11.10
±
0.80
%
(ERY),
while
least
03.50
0.40
(CIP).
role
played
by
reactive
oxygen
species
degradation
order
OH·
>
.O2-
h+.
regeneration
remained
80%
results
up
15th
cycle,
performance
which
compared
favourably
previously
reported
photocatalysts.
Beilstein Journal of Nanotechnology,
Год журнала:
2025,
Номер
16, С. 264 - 285
Опубликована: Фев. 25, 2025
In
the
constantly
growing
field
of
environmental
sustainability,
threat
newly
discovered
pollutants,
particularly
antibiotics,
has
become
a
crucial
concern.
The
widespread
presence
these
pharmaceutical
substances
in
water
sources
presents
complex
hazard
to
human
health
and
ecological
balance,
requiring
immediate
novel
intervention
techniques.
Regarding
this,
semiconductor-based
photocatalysts
have
appeared
as
promising
candidates,
providing
sustainable
efficient
way
remove
antibiotics
from
aquatic
ecosystems.
Nanomaterials
can
effectively
precisely
break
down
neutralize
antibiotic
compounds
with
high
efficiency
selectivity
by
utilizing
interaction
between
radical
reactive
oxygen
species
non-radical
equivalents
under
light
irradiation.
Although
certain
drawbacks,
such
limited
capacity
absorb
concerns
about
catalytic
stability,
photocatalysis
outperforms
other
advanced
oxidation
processes
multiple
aspects.
This
study
focuses
on
summarizing
recent
advances
removal
using
photocatalysts.
By
reviewing
latest
studies
technologies,
this
new
insights
into
relationship
contaminants
degradation
processes.
Compared
single
binary
photocatalysts,
modified
ternary
composites
were
found
superior
photodegradation
performance
visible
exposure.
To
be
specific
g-C3N4-based
exhibited
more
than
90%
tetracycline
sulfamethazine
within
one
hour
addresses
during
photocatalytic
suggests
approaches
improve
scalability
for
wider
use
real-world
situations.
Applied Nano,
Год журнала:
2024,
Номер
5(3), С. 116 - 142
Опубликована: Авг. 26, 2024
ZnS
is
a
II-VI
semiconductor
with
wide
bandgap.
ZnS-based
nanomaterials
have
been
produced
in
variety
of
morphologies
unique
properties
and
characteristic
features.
An
extensive
collection
research
activities
available
on
various
synthetic
methodologies
to
produce
such
nanomaterials.
In
this
comprehensive
review,
we
thoroughly
covered
all
the
different
techniques
employed
by
researchers
across
globe
zero-dimensional,
one-dimensional,
two-dimensional,
three-dimensional
Depending
their
properties,
found
many
applications,
including
optoelectronics,
sensors,
catalysts,
batteries,
solar
cells,
biomedical
fields.
The
applications
nanostructures
are
described,
scope
future
direction
highlighted.
