The
COVID-19
pandemic
has
highlighted
the
urgent
demand
for
advanced
air
disinfection
technologies.
Traditional
filters
primarily
capture
large
airborne
particles
but
are
ineffective
against
submicrometer
aerosols.
This
study
introduces
a
microwave-enabled
catalytic
filtration
system
using
Ti3C2Tx
MXene-coated
polypropylene
to
enhance
disinfection.
With
only
0.05
mg·cm-2
of
MXene
coating,
filter
surface
temperature
rapidly
reached
104
°C
within
3
s
under
125
W
microwave
irradiation.
Such
heating
led
significantly
higher
log
removal
value
(LRV)
(1.86
±
0.47)
MS2
bacteriophage
in
synthetic
bioaerosol
with
an
initial
concentration
105
PFU·mL-1,
compared
0.24-0.38
achieved
by
pristine
or
without
Additionally,
exhibited
promising
self-cleaning
behavior,
as
indicated
stable
viral
inactivation
and
efficiency
even
high-humidity
environments.
innovative
technology
shows
potential
preventing
pathogen
transmission
protecting
public
health
across
diverse
environmental
conditions.
Environmental Science & Technology,
Journal Year:
2024,
Volume and Issue:
58(24), P. 10415 - 10444
Published: June 7, 2024
Persulfate
(PS)-based
advanced
oxidation
processes
(AOPs)
for
pollutant
removal
have
attracted
extensive
interest,
but
some
controversies
about
the
identification
of
reactive
species
were
usually
observed.
This
critical
review
aims
to
comprehensively
introduce
basic
concepts
and
rectify
cognitive
biases
appeals
pay
more
attention
experimental
details
in
PS-AOPs,
so
as
accurately
explore
reaction
mechanisms.
The
scientifically
summarizes
character,
generation,
different
species.
It
then
highlights
complexities
analysis
electron
paramagnetic
resonance,
uncertainties
use
probes
scavengers,
necessities
determination
scavenger
concentration.
importance
choice
buffer
solution,
operating
mode,
terminator,
filter
membrane
is
also
emphasized.
Finally,
we
discuss
current
challenges
future
perspectives
alleviate
misinterpretations
toward
mechanisms
PS-AOPs.
Chemical Reviews,
Journal Year:
2024,
Volume and Issue:
124(20), P. 11348 - 11434
Published: Oct. 9, 2024
Environmental
catalysis
has
emerged
as
a
scientific
frontier
in
mitigating
water
pollution
and
advancing
circular
chemistry
reaction
microenvironment
significantly
influences
the
catalytic
performance
efficiency.
This
review
delves
into
engineering
within
liquid-phase
environmental
catalysis,
categorizing
microenvironments
four
scales:
atom/molecule-level
modulation,
nano/microscale-confined
structures,
interface
surface
regulation,
external
field
effects.
Each
category
is
analyzed
for
its
unique
characteristics
merits,
emphasizing
potential
to
enhance
efficiency
selectivity.
Following
this
overview,
we
introduced
recent
advancements
advanced
material
system
design
promote
(e.g.,
purification,
transformation
value-added
products,
green
synthesis),
leveraging
state-of-the-art
technologies.
These
discussions
showcase
was
applied
different
reactions
fine-tune
regimes
improve
from
both
thermodynamics
kinetics
perspectives.
Lastly,
discussed
challenges
future
directions
engineering.
underscores
of
intelligent
materials
drive
development
more
effective
sustainable
solutions
decontamination.
