Journal of the Chinese Chemical Society,
Journal Year:
2024,
Volume and Issue:
71(8), P. 746 - 755
Published: June 3, 2024
Abstract
Magnetic
solid
phase
adsorption
separation
(MSPA)
technology
is
an
efficient
and
convenient
method,
which
can
simplify
the
step
shorten
time.
It
has
wide
application
value
in
purification
of
antibiotic
pollutants
water.
In
this
study,
a
novel
magnetic
biochar
adsorbent
(DES
1
@MnFe
2
O
4
‐BBC)
with
strong
selectivity
high
capacity
was
synthesized.
composed
banana
peel
as
source,
Mn/Fe
bimetallic
oxide
source
deep
eutectic
solvent
(DES)
functional
monomer.
The
physicochemical
properties
DES
‐BBC
were
systematically
characterized
by
nitrogen
adsorption–desorption,
synchronous
thermal
analyzer,
vibrating
sample
magnetometer,
X‐ray
diffractometer,
photoelectron
spectroscopy,
field
emission
electron
microscopy.
conditions
optimized
single‐factor
optimization
method.
Also,
under
optimal
conditions,
maximum
for
ceftiofur
sodium
75.01
mg·g
−1
.
test
thermodynamics
kinetics
illustrated
that
Langmuir
isotherm
model
pseudo‐second‐order
kinetic
equation
suitable
well
system
established
article.
Adsorbent
regeneration
cycle
experiment
revealed
reusable
adsorbent.
end,
all
research
proves
synthesized
study
provide
new
idea
removal
antibiotics
Crystals,
Journal Year:
2025,
Volume and Issue:
15(5), P. 432 - 432
Published: May 1, 2025
Global
industrialization
has
intensified
the
emission
of
emerging
contaminants
(ECs),
posing
a
serious
threat
to
environment
and
human
health.
Persulfate-based
advanced
oxidation
processes
(PS-AOPs)
have
become
research
hotspot
due
their
efficient
degradation
capability
environmentally
friendly
features;
carbon-based
materials
are
ideal
catalysts
for
activating
persulfate
(PS)
tunable
electronic
structure,
abundant
active
sites,
low
cost.
This
study
summarizes
application
(graphene,
single-atom
(SACs),
etc.)
in
PS-AOPs,
provides
insights
into
mechanisms
radicals
(e.g.,
sulfate
radical
(SO4−·),
hydroxyl
(·OH))
non-radicals
1O2(singlet
oxygen),
electron
transfer).
The
removal
efficacy
antibiotics,
phenols,
dyes
was
compared,
key
pathways
were
elucidated.
In
addition,
activation
PS
can
be
accelerated,
catalytic
efficiency
improved
by
synergizing
with
ancillary
technologies
light,
electricity).
Despite
great
potential
catalysts,
large-scale
is
limited
complexity
catalyst
preparation
process
lack
selectivity
complex
water
qualities.
Future
studies
accelerate
practical
PS-AOPs
wastewater
treatment
through
precise
design
SACs
construction
multi-mechanism
synergistic
systems.
