Research on the influence of g-C3N4 microstructure changes on the efficiency of visible light photocatalytic degradation
Water Research X,
Год журнала:
2025,
Номер
28, С. 100315 - 100315
Опубликована: Фев. 8, 2025
The
structural
modulation
of
pristine
graphitic
carbon
nitride
poses
a
considerable
challenge
in
the
rational
design
catalysts
for
efficient
degradation
small
organic
pollutants
under
visible
light.
In
this
study,
we
combined
first-principles
calculations
and
structure-function
relationship
to
predict
high-performance
catalyst.
results
reveal
that
CN-8
demonstrates
remarkable
degree
electron-hole
separation.
Notably,
shows
exceptional
efficiency
towards
rhodamine
B,
tetracycline,
bisphenol
A,
fluralaner
light
irradiation.
Specifically,
rate
constants
are
11,
4,
12,
32
times
higher,
respectively,
compared
bulk
g-C3N4.
Through
density
functional
theory
investigations
relationship,
it
is
confirmed
superior
catalytic
activity
lies
modifying
amino
position,
which
alters
electron
cloud
distribution
promotes
separation
photo-generated
pairs.
This
study
provides
valuable
insights
development
eco-friendly
photocatalysts
environmental
remediation.
Язык: Английский
Supercritical water gasification for hospital wastewater
Journal of Hazardous Materials Advances,
Год журнала:
2025,
Номер
unknown, С. 100651 - 100651
Опубликована: Фев. 1, 2025
Язык: Английский
Dissociation-dependent kinetics and distinct pathways for direct photolysis and OH/SO4− radical dominated photodegradation of ionizable antiviral drugs in aquatic systems
Water Research,
Год журнала:
2025,
Номер
279, С. 123452 - 123452
Опубликована: Март 9, 2025
Язык: Английский
Ecotoxicological risk assessment of active pharmaceutical ingredients (APIs) against different aquatic species leveraging intelligent consensus prediction and i-QSTTR modeling
Journal of Hazardous Materials,
Год журнала:
2024,
Номер
480, С. 136110 - 136110
Опубликована: Окт. 9, 2024
Язык: Английский
Photocatalytic Degradation of Antiviral Drugs Chloroquine Phosphate and Lamivudine by Bi2O3–TiO2/PAC under a Xe Lamp: Insights into Reactive Oxygen Species’ Action and Toxicity Reduction
Xianglong Lv,
Ruihua Dai,
Nan Wang
и другие.
ACS ES&T Water,
Год журнала:
2024,
Номер
unknown
Опубликована: Ноя. 7, 2024
Recently,
owing
to
the
prevalence
of
epidemic
and
pandemic
viral
diseases,
widespread
use
antiviral
drugs
(ATVs)
such
as
chloroquine
phosphate
(CQ)
lamivudine
(3TC)
has
raised
environmental
concerns
regarding
their
presence
in
wastewater.
In
this
study,
we
explore
our
previously
developed
Bi2O3-doped
TiO2
composites
supported
by
powdered
activated
carbon
(Bi2O3–TiO2/PAC;
BT/C)
catalysts
for
degrading
CQ
3TC
a
green
efficient
approach.
Under
suitable
conditions
(C0[ATV]
=
10
mg/L,
pH
7,
catalyst
dose
250
mg/L),
degradation
rates
reached
95.1%
57.1%
after
radiation
30
120
min,
respectively.
situ
irradiation
X-ray
photoelectron
spectroscopy
results
density
functional
theory
simulations
confirmed
that
BT/C
enhanced
interfacial
electron
transfer
from
Bi2O3
suppressed
carrier
recombination.
Quenching
experiments
paramagnetic
resonance
·O2–
generation,
leading
subsequent
·OH
1O2
production.
addition,
pathways
were
proposed.
Toxicity
assessments
indicated
reduced
overall
toxicity
during
photocatalysis.
proved
effective
across
diverse
water
qualities
maintained
stable
performance
through
repeated
use.
This
study
offers
new
insights
into
photocatalytic
ATV-removal
mechanisms
opens
avenues
innovative
hybrid
treatment
technologies.
Язык: Английский