In
the
O3
self-decomposition
process,
poor
conversion
from
HO2•
to
HO2ˉ
limits
decomposition
and
•OH
production.
Although
addition
of
Fenton’s
reagent
facilitates
this
H2O2
consumption
Fe(III)
sedimentation
must
be
addressed.
study,
carbon-coated
Fe3O4
(Fe3O4@C)
samples
were
prepared
using
metal-organic
frameworks
(MOFs)
modification
method
for
catalytic
ozonation
aromatics,
which
effectively
solved
above
challenges.
The
fabricated
4-Fe3O4@C
catalyst
not
only
exhibited
a
yolk-shell
structure,
but
also
increased
production
by
9-fold,
resulting
in
optimal
target
removal,
mineralization,
efficiency.
Further
investigation
confirmed
that
activity
was
owing
combined
action
Fe(II)
on
surface
produced
aromatic
degradation.
Furthermore,
outer
carbon
layer
with
reducing
properties
regenerated
timely
manner,
ensuring
durability.
Finally,
clear
pathway
enhancing
generation
is
proposed.
Desalination and Water Treatment,
Год журнала:
2024,
Номер
318, С. 100361 - 100361
Опубликована: Апрель 1, 2024
The
damage
that
pathogenic
microorganisms
cause
to
mariculture
has
received
a
lot
of
attention
lately.
Streptococcus
agalactiae
(S.agalactiae),
Escherichia
coli
(E.
coli)
and
Uronema
marinum
(U.
marinum)
are
typical
harmful
microorganisms.
This
study
investigated
the
inactivation
S.agalactiae,
E.
U.
under
UV/O3
system.
Results
showed
system
could
produce
hydroxyl
radicals
(·OH)
with
strong
oxidizing
properties,
which
made
rate
S.agalactiae
reaching
4.31
log
in
120
s,
3.1
90
significantly
more
effective
than
single
UV
or
O3
disinfection
efficiency
will
be
enhanced
by
an
increase
content
intensity.
And
there
was
optimal
concentration
during
process.
In
alkaline
high
salinity
environment,
greater.
Through
detection
chromosomal
DNA
S.
agalactiae,
before
after
inactivation,
it
demonstrated
destroyed
genetic
material
nucleus.
analysis
K+
its
physiological
function.
non-toxicity
approach
toxicity
tests.
From
SEM
images,
seen
had
effect
on
morphology
structural
bacteria.
In
the
O3
self-decomposition
process,
poor
HO2ˉ
formation
efficiency
limits
decomposition
and
•OH
production.
Although
addition
of
Fenton’s
reagent
facilitates
this
H2O2
consumption
Fe(III)
sedimentation
must
be
addressed.
study,
carbon-coated
Fe3O4
(Fe3O4@C)
samples
were
prepared
using
metal-organic
frameworks
(MOFs)
modification
method
for
catalytic
ozonation
aromatics,
which
effectively
solved
above
challenges.
The
fabricated
4-Fe3O4@C
catalyst
not
only
exhibited
a
yolk-shell
structure,
but
also
increased
production
by
9-fold,
resulting
in
optimal
target
removal,
mineralization,
efficiency.
Further
investigation
confirmed
that
activity
was
owing
to
combined
action
Fe(II)
on
surface
produced
from
aromatic
degradation.
Furthermore,
outer
carbon
layer
with
reducing
properties
regenerated
timely
manner,
ensuring
durability.
Finally,
clear
pathway
enhancing
generation
is
proposed.
In
the
O3
self-decomposition
process,
poor
conversion
from
HO2•
to
HO2ˉ
limits
decomposition
and
•OH
production.
Although
addition
of
Fenton’s
reagent
facilitates
this
H2O2
consumption
Fe(III)
sedimentation
must
be
addressed.
study,
carbon-coated
Fe3O4
(Fe3O4@C)
samples
were
prepared
using
metal-organic
frameworks
(MOFs)
modification
method
for
catalytic
ozonation
aromatics,
which
effectively
solved
above
challenges.
The
fabricated
4-Fe3O4@C
catalyst
not
only
exhibited
a
yolk-shell
structure,
but
also
increased
production
by
9-fold,
resulting
in
optimal
target
removal,
mineralization,
efficiency.
Further
investigation
confirmed
that
activity
was
owing
combined
action
Fe(II)
on
surface
produced
aromatic
degradation.
Furthermore,
outer
carbon
layer
with
reducing
properties
regenerated
timely
manner,
ensuring
durability.
Finally,
clear
pathway
enhancing
generation
is
proposed.
