Catalysis Communications,
Journal Year:
2023,
Volume and Issue:
180, P. 106702 - 106702
Published: May 27, 2023
Water
pollution
has
become
more
severe
due
to
improper
discharge
of
pollutants
in
the
natural
water
systems.
Catalytic
activation
peracetic
acid
(PAA)
emerged
as
a
promising
treatment
method
decontaminate
organic
pollutants.
This
review
aims
elucidate
latest
advances
catalytic
PAA
covering
brief
fundamental
process,
catalyst
design
and
influence
key
parameters
on
performance
system,
such
pH,
loading,
dosage,
interfering
species.
Finally,
prospects
materials
design,
operational
issues
environmental
implications
are
proposed
advance
this
research
field
higher
level.
Environmental Science & Technology,
Journal Year:
2023,
Volume and Issue:
57(28), P. 10478 - 10488
Published: June 30, 2023
Environmental-friendly
and
low-cost
catalysts
for
peracetic
acid
(PAA)
activation
are
vital
to
promote
their
application
micropollutant
degradation
in
water.
In
this
study,
powdered
activated
carbon
(PAC)
was
reported
improve
the
of
sulfamethoxazole
(SMX).
The
improvement
SMX
PAC/PAA
system
expected
be
because
PAA
rather
than
co-existing
H2O2
activation.
Non-radical
oxidation
pathways,
including
mediated
electron-transfer
process
singlet
oxygen
(1O2),
were
evidenced
play
dominant
roles
micro-organic
pollutants.
graphitization
PAC,
persistent
free
radicals,
electron-donating
groups
like
C–OH
proposed
contribute
PAA.
High
could
achieved
acidic
neutral
conditions
system.
Overall,
higher
dosages
PAC
(0–0.02
g/L)
(0–100
μM)
benefited
SMX.
presence
HCO3–
lower
significantly,
while
Cl–,
PO43–,
humic
(HA)
only
reduced
efficiency
a
little.
study
offered
an
efficient
non-radical
method
using
which
can
effectively
used
degrade
