ACS Chemical Health & Safety,
Год журнала:
2024,
Номер
unknown
Опубликована: Авг. 31, 2024
Tetracycline
(TC)
is
not
only
a
threat
to
aquatic
ecosystems
and
the
health
of
organisms
but
also
crucial
contributor
drug
resistance
bacteria.
The
photodegradation
TC
an
effective
strategy
for
overcoming
antibiotic
pollution
in
water
environment.
Fe–In2O3/In2S3
composites
were
successfully
synthesized
via
hydrothermal
method
photocatalytic
degradation
under
visible
light
illumination.
When
Fe
doping
content
was
2%,
rate
by
2%
composite
irradiation
reached
92.4%,
which
higher
than
that
41.5%
In2O3/In2S3,
86.7%
1%
79%
3%
Fe–In2O3/In2S3.
tetracycline
on
first-order
reaction
light.
constant
5.12
×
10–3
min–1,
4.1
times
greater
In2O3/In2S3.
characterization
results
revealed
excellent
separation
efficiency
photogenerated
electron–hole
pairs,
increased
efficiency.
Furthermore,
most
suitable
conditions,
92.4%.
A
mechanistic
study
ions
effectively
improved
transfer
photoproduced
charges
inhibited
combination
thereby
improving
performance
material
achieving
efficient
oxidative
tetracycline.
ACS Catalysis,
Год журнала:
2024,
Номер
14(8), С. 5779 - 5787
Опубликована: Апрель 1, 2024
Photocatalytic
dinitrogen
(N2)
fixation
is
regarded
as
an
achievable
technology
for
ammonia
(NH3)
production.
However,
the
poor
separation
efficiency
of
photoinduced
carriers
and
ineffective
N2
activation
remain
grand
obstacles
to
high-performance
NH3
photosynthesis.
Designing
advanced
heterostructured
systems
accelerate
charge
activate
molecule
a
feasible
strategy
optimize
photocatalytic
activity.
Herein,
direct
Z-scheme
configuration
established
between
BiOBr
Bi4O5Br2
through
facile
one-step
solvothermal
reaction.
This
enables
effective
spatial
electron–hole
pairs
preserves
robust
redox
ability
carriers,
concurrently
promoting
N≡N
bond
diminishing
energy
barrier
rate-determining
step.
The
formation
BiOBr/Bi4O5Br2
heterojunctions
mostly
attributed
similarities
in
their
lattice
structures
crystal
growth
conditions.
As
result,
heterojunction
exhibits
high
yield
66.87
μmol
g–1
h–1
without
using
sacrificing
reagents,
surpassing
that
pristine
by
approximately
3.3
5.6
times,
respectively.
study
provides
approach
construct
implementing
under
mild
Ultrasonics Sonochemistry,
Год журнала:
2023,
Номер
100, С. 106616 - 106616
Опубликована: Сен. 23, 2023
A
novel
heterojunction
composite
of
CoOx/Bi4Ti3O12
was
synthesized
through
a
combination
molten
salt
and
photodeposition
methods.
The
optimal
sample
exhibited
superior
performance
in
the
piezocatalytic
degradation
methyl
orange
(MO)
dye
with
rate
1.09
h−1,
which
2.4
times
higher
than
that
pristine
Bi4Ti3O12.
Various
characterizations
were
conducted
to
reveal
fundamental
nature
accountable
for
outstanding
CoOx/Bi4Ti3O12.
investigation
band
structure
indicated
formed
type-I
p-n
structure,
CoOx
acting
as
hole
trapper
effectively
separate
transfer
piezogenerated
carriers.
Significantly,
MO
best
further
increased
2.96
h−1
under
combined
ultrasonic
vibration
simulated
sunlight.
synergy
between
piezocatalysis
photocatalysis
can
be
ascribed
following
factors.
photoexcitation
process
ensures
sufficient
generation
charge
carriers
CoOx/Bi4Ti3O12,
while
piezoelectric
field
within
Bi4Ti3O12
promotes
separation
electron-hole
pairs
bulk
phase.
Furthermore,
significantly
facilitates
surface
This
involvement
free
electrons
holes
reaction
leads
remarkable
enhancement
catalytic
degradation.
work
contributes
understanding
coupling
mechanism
effect
photocatalysis,
also
provides
promising
strategy
development
efficient
catalysts
wastewater
treatment.
ACS Applied Nano Materials,
Год журнала:
2024,
Номер
7(2), С. 2200 - 2213
Опубликована: Янв. 4, 2024
Using
semiconductor
photocatalysts
instead
of
the
traditional
Haber–Bosch
procedure
to
produce
ammonia
is
a
promising
strategy
save
energy
and
prevent
environmental
pollution.
Therefore,
finding
suitable
photocatalyst
with
high
efficiency
stability
has
become
one
big
challenges
research
communities
in
field
heterogeneous
photocatalysis.
Herein,
S-scheme
TiO2
quantum
dots
(QDs)/Fe3S4
heterojunction
were
synthesized
through
hydrothermal
route.
The
nitrogen
photofixation
measurements
exhibited
that
QDs/Fe3S4
have
excellent
activities,
where
generation
NH3
by
optimized
nanocomposite
reached
16,624
μmol
L–1
g–1
upon
simulated
sunlight.
This
amount
was
almost
19.9,
6.30,
2.85
times
as
those
TiO2,
QDs,
Fe3S4
photocatalysts,
respectively.
promoted
photocatalytic
ability
devoted
outstanding
visible-light
absorption,
accelerated
segregation
photoinduced
electron–hole
pairs,
enhanced
surface
area.
key
purpose
this
rational
design
based
on
QDs
one-pot
facile
fabrication
procedure,
which
exhibits
admirable
performance
fixation.
Considering
advantages
binary
it
anticipated
could
be
utilized
solar
conversion
processes.
Environmental Science Nano,
Год журнала:
2024,
Номер
11(4), С. 1332 - 1367
Опубликована: Янв. 1, 2024
This
review
discusses
the
characteristics
and
synthesis
methods
of
Bi-based
NPs.
It
delves
into
removal
efficiency
in
wastewater,
emphasizing
traditional/emerging
strategies
to
enhance
performance,
mechanisms,
toxicology,
challenges.
Nanoscale Advances,
Год журнала:
2025,
Номер
unknown
Опубликована: Янв. 1, 2025
Doping
in
pure
materials
causes
vital
alterations
opto-electrical
and
physicochemical
characteristics,
which
enable
the
produced
doped
material
to
be
highly
efficient
effective.
New Journal of Chemistry,
Год журнала:
2024,
Номер
48(8), С. 3695 - 3706
Опубликована: Янв. 1, 2024
A
CdIn
2
S
4
/Zn–g-C
3
N
heterojunction
with
a
mesoporous
structure
is
prepared,
which
favorable
to
hinder
the
recombination
of
photogenerated
charges
and
benefits
its
photocatalytic
performance
lot.
