Scientific Reports,
Journal Year:
2025,
Volume and Issue:
15(1)
Published: Jan. 26, 2025
The
ongoing
challenge
of
water
pollution
necessitates
innovative
approaches
to
remove
organic
contaminants
from
wastewater.
In
this
work,
new
two-dimensional
S-scheme
heterojunction
photocatalysts
Bi2O3/CdS
and
MoS2/Bi2O3/CdS
that
are
intended
for
the
effective
photocatalytic
destruction
4-nitrophenol,
a
dangerous
pollutant,
synthesized
characterized.
Utilizing
solvothermal
method,
successfully
generated
these
ternary
nanocomposites,
which
were
characterized
through
various
techniques
including
X-ray
diffraction
(XRD),
scanning
electron
microscopy
(SEM),
photoelectron
spectroscopy
(XPS),
high
resolution
transmission
electronmicroscopy
(HRTEM),
Brunauer-Emmett-Telle
(BET)
diffuse
reflectance
(DRS).
Our
results
demonstrated
achieved
an
86%
degradation
rate
while
composite
exhibited
exceptional
performance,
achieving
nearly
complete
(99%)
within
120
min
under
visible
light
irradiation.
Most
importantly
improved
activity
originated
release
internal
electric
field
in
heterojunction.
This
enhanced
is
attributable
synergistic
effects
heterojunctions
facilitate
more
charge
separation
generation
with
OP
RP
confirmed
synthesis
using
S-scheme.
further
by
XPS,
DRS,
XPS-VB
photocurrent
response.
These
findings
highlight
promising
application
advanced
real-world
wastewater
treatment
processes,
offering
sustainable
solution
combat
pollution.
