Dalton Transactions,
Journal Year:
2023,
Volume and Issue:
52(47), P. 17854 - 17860
Published: Jan. 1, 2023
Designing
an
effective
photoactive
heterojunction
having
dual
benefits
towards
photoenergy
conversion
and
pollutant
adsorption
is
regarded
as
affordable,
green
method
for
eliminating
tetracycline
(TC)
from
wastewater.
In
this
regard,
a
series
of
BiOBr@NU-1000
(BNU-X,
X
=
1,
2
3)
photocatalysts
are
constructed.
BNU-X
preserves
the
original
skeleton
structure
parent
NU-1000,
its
high
porosity
specific
surface
area
enable
superior
TC
adsorption.
At
same
time,
Z-scheme
photocatalyst
that
improves
light
trapping,
promotes
photoelectron-hole
separation,
shows
excellent
photocatalytic
degradation
efficiency
with
value
photodegradation
kinetic
rate
constant
k
being
2.2
24.8
times
those
NU-1000
BiOBr,
respectively.
The
significant
increase
in
activity
ascribed
to
construction
efficient
photocatalyst,
which
formation
superoxide
radicals
(˙O2-)
singlet
oxygen
(1O2)
main
oxidative
species
oxidation
system.
This
research
has
advantage
possibilities
development
porous
based
on
MOF
materials
inorganic
semiconductors
self-purification
organic
contaminants.
Inorganics,
Journal Year:
2024,
Volume and Issue:
12(7), P. 178 - 178
Published: June 26, 2024
Titanium
dioxide
(TiO2)
photocatalysts,
characterized
by
exceptional
photocatalytic
activity,
high
photoelectric
conversion
efficiency,
and
economic
viability,
have
found
widespread
application
in
recent
years
for
azo
dye
degradation.
However,
inherent
constraints,
such
as
the
material’s
limited
visible
light
absorption
stemming
from
its
bandgap
swift
recombination
of
charge
carriers,
impeded
broader
potential.
Encouragingly,
these
barriers
can
be
mitigated
through
modification
TiO2.
In
this
review,
common
synthesis
methods
TiO2
are
reviewed,
research
progress
technology
at
home
abroad
is
discussed
detail,
including
precious
metal
deposition,
transition
doping,
rare
earth
composite
semiconductors,
polymers.
These
techniques
effectively
enhance
capacity
region
reduce
rate
carriers
electrons,
thus
significantly
improving
performance.
Finally,
paper
looks
forward
to
future
development
direction
materials,
exploration
new
modified
in-depth
mechanism
research,
performance
optimization
practical
applications,
provide
useful
references
further
materials.
