Deleted Journal,
Journal Year:
2024,
Volume and Issue:
2, P. 100003 - 100003
Published: April 27, 2024
Iron
(Fe)
is
widely
recognized
for
its
effectiveness
in
the
Fenton
reaction
and
commonly
used
wastewater
treatment.
However,
exploring
other
metals
similar
Fenton-like
reactions
has
been
relatively
limited.
FeCo
alloy
nanoparticles
(NPs),
anchored
on
nitrogen-doped
mesoporous
carbon
spheres
(FeCo/NMCS),
have
effectively
synthesized
as
a
catalyst
treatment
under
alkaline
conditions.
The
NMCS
exhibited
spherical
with
an
average
diameter
of
488.1
nm,
while
NPs,
uniformly
distributed
over
NMCS,
had
8.2
nm.
mesopores
served
anchoring
points
NiCo
preventing
their
possible
agglomeration.
was
composed
3.91
wt%
nitrogen.
With
30
mg
FeCo/NMCS
25
mM
H2O2,
more
than
92%
tetracycline
hydrochloride
(TC)
degraded
within
35
min
at
pH
levels
7,
9,
11.
remarkable
degradation
rate
attributed
to
dual
active
sites
present
alloys.
rapid
TC,
even
11,
indicates
potential
valuable
solution
Industrial
reactive
(Y145,
R195,
B222A)
disperse
dyes
(O30,
R167,
B79)
concentration
10
ppm
were
20
when
using
H2O2
9.
After
five
consecutive
TC
cycles
7
demonstrated
consistent
performance,
emphasizing
reusability.
provides
promising
pollution
control
stability,
superior
catalytic
activity,
magnetic
separability,
recyclability.
Applied Organometallic Chemistry,
Journal Year:
2024,
Volume and Issue:
39(3)
Published: Nov. 5, 2024
ABSTRACT
The
existence
of
organic
pollutants
in
aqueous
media
has
become
a
vital
issue
and
critical
threat
to
human
health,
where
toxic
dyes
represent
the
major
contaminants
wastewater.
Over
past
few
years,
photocatalytic
techniques
have
garnered
lot
interest
dye
removal
from
In
this
study,
series
Er
x
Tb
Zn
1
−
2
O
nanophotocatalysts
(where
=
0.00,
0.01,
0.03,
0.05)
were
synthesized
coded
as
ZET0,
ZET1,
ZET2,
ZET3
NPs
(nanoparticles).
chemical
physical
characteristics
investigated
using
Fourier‐transform
infrared
spectroscopy
(FT‐IR),
X‐ray
diffraction
(XRD),
photoelectron
(XPS),
transmission
electron
microscopy
(TEM),
energy‐dispersive
(EDX)
spectroscopy,
ultraviolet–visible
diffuse
reflectance
(UV–vis
DRS)
techniques.
Further
examination
by
performing
experiments,
ZET1
demonstrated
effective
Rhodamine
B
(RhB)
degradation
within
60
min.
It
was
found
that
kinetic
rate
constant
values
0.008,
0.097,
0.050,
0.040
min
−1
for
NPs,
respectively.
Aside
their
remarkable
efficiency,
these
photocatalysts
are
highly
stable
even
after
five
consecutive
cycles.
addition,
active
species
test
revealed
primary
oxidation
involved
process
holes
(h
+
)
hydroxyl
radicals
(•OH),
possible
mechanism
degrading
RhB
tentatively
proposed.
enhancement
efficiency
is
due
low
recombination
photogenerated
charge
carriers,
well
strong
synergistic
impact
Tb,
Er,
ZnO
components.
Thus,
current
study
could
offer
versatile
strategy
design
new
nano
wastewater
purification
future.
