Abstract
The
advanced
oxidation
process
based
on
peroxymonosulfate
(PMS)
is
a
new
water
purification
strategy.
In
this
work,
Ni/Fe
bimetallic
atom
cluster
composite
catalyst
prepared
by
hydrothermal
synthesis
to
stimulate
PMS
produce
high
concentration
singlet
oxygen
(
1
O
2
)
and
efficiently
remove
bisphenol
A
(BPA)
from
aqueous
solution.
experimental
data
show
that
in
broad
pH
range
(pH=3–11),
the
removal
rate
of
BPA
non‐free
radical
pathway
induced
close
100
%,
still
has
stability
after
5
cycles.
mechanism
NiFe−BC/PMS/BPA
catalytic
degradation
system
investigated
quenching
experiment.
It
found
most
important
active
component
BPA,
could
promote
rapid
paper,
activity
selectivity
atomic
catalysts
can
provide
insights
for
treatment
phenolic
wastewater.
ACS ES&T Engineering,
Год журнала:
2023,
Номер
4(1), С. 19 - 46
Опубликована: Авг. 14, 2023
Persulfate
based
advanced
oxidation
processes
(PS-AOPs)
have
been
regarded
as
a
mainstream
degradation
technology
of
organic
compounds
due
to
their
high
efficiency
in
wastewater
treatment.
In
particular,
peroxymonosulfate
(PMS)
has
unique
structure
and
chemical
properties,
which
can
be
efficiently
activated
by
Co-based
catalysts
produce
active
species
with
potential.
These
usually
determine
the
subsequent
an
efficient
process,
while
intrinsic
reaction
mechanism
behind
this
complex
process
remains
unclear
therefore
impedes
continual
development
scientific
community.
Recently,
density
functional
theory
(DFT)
calculations
emerged
powerful
means
identify
electronic
properties
distinguish
energy
changes
PMS
activation
system.
With
assistance
quantum
calculation,
increasing
investigations
conducted
focusing
on
explaining
phenomenon
that
occurred
experiments.
However,
these
mainly
contributed
part
sometimes
even
differ
from
each
other,
lacking
comprehensive
summary
DFT
calculation
results.
review,
we
introduce
main
uses
catalytic
PMS,
provide
recent
application
examples
heterogeneous
different
structures,
then
discuss
detail.
Finally,
research
results
method
field
are
summarized,
future
focus
challenges
put
forward,
is
conducive
guiding
practical
design
further
PS-AOPs
creating
value
products.
