Mechanistic Study of Tetracycline Removal and Degradation in Water Using nCo@nZVI Composite Materials within a Fenton System
Abstract
In
response
to
the
increasingly
severe
antibiotic
pollution
in
water
bodies,
this
study
developed
a
new
type
of
magnetic
nano
cobalt
@
zero
valent
iron
that
is
easy
prepare
and
inexpensive(
nCo@nZVI
)
Composite
materials.
The
sheet-like
nZVI
was
prepared
using
rheological
phase
inversion
method,
followed
by
synthesis
through
liquid-phase
reduction.
material's
physical
chemical
properties,
along
with
its
structure,
were
meticulously
characterized
utilization
various
techniques,
including
BET,
FESEM,
XRD,
HRTEM,
EDS,
XPS,
FTIR.
Batch
experiments
conducted
evaluate
adsorption-degradation
mechanism
TC
material
Fenton
system,
investigate
effects
factors
such
as
temperature,
pH
value,
initial
ion
concentration
on
removal
efficiency.
results
indicated
under
conditions
7
temperature
20°C,
could
reduce
wastewater
from
an
20mg/L
trace
levels
within
120
minutes.
Adsorption
kinetics
isotherm
analysis
revealed
adsorption
process
pseudo-second-order
kinetic
model
Langmuir
model,
indicating
predominantly
capacity
25.33mg/g.
Thermodynamic
studies
have
shown
occurs
spontaneously.
Furthermore,
composite
environmentally
friendly
cost-effective.
It
has
advantages
being
recyclable
reusable
external
fields,
showing
great
potential
remediation
contaminated
sites,
method
guiding
significance
for
recovery
containing
wastewater.
Research Square (Research Square), Год журнала: 2024, Номер unknown
Опубликована: Ноя. 13, 2024
Язык: Английский