Environmental Functional Materials,
Journal Year:
2024,
Volume and Issue:
3(1), P. 1 - 12
Published: March 1, 2024
Titanium
dioxide
(TiO2),
recognized
for
its
affordability,
low
cost,
high
chemical
stability,
and
eco-friendliness,
has
garnered
extensive
research
attention
in
recent
years.
But
because
of
the
TiO2
band
gap
(>3.2eV)
seriously
limit
use
visible
light,
fast
electron-hole
composite
often
lead
to
poor
photocatalytic
activity
quantum
yield.
Therefore,
needs
be
modified.
Modification
can
change
broadband
TiO2,
enhance
light
absorption,
thus
affect
important
means
efficiency.
In
this
review,
we
introduce
crystal
form
mechanism
review
some
modification
strategies
including
doping
modification,
construction
heterojunctions,
plane
engineering
defect
engineering.
Furthermore,
application
modified
TiO2-based
materials
water
treatment,
removal
dye
contaminants,
antibiotics,
advanced
oxidative
sterilization,
finally
explore
challenges
prospects
photocatalysts.
Textile Research Journal,
Journal Year:
2025,
Volume and Issue:
unknown
Published: Feb. 4, 2025
The
extensive
production
of
waste
wool
in
the
textile
industry
poses
significant
environmental
challenges.
To
address
this
issue,
we
present
a
novel
recycling
approach
that
transforms
into
carbonized,
porous,
and
C/N/O
co-doped
TiO
2
composite
material.
This
was
achieved
through
simple
one-step
hydrothermal
synthesis
followed
by
calcination
either
nitrogen
or
an
air
atmosphere.
innovative
method
not
only
repurposes
but
also
creates
material
with
impressive
adsorption
photocatalytic
properties,
offering
new
solution
for
remediation.
process
effectively
dispersed
nanoparticles,
increasing
number
active
sites.
When
calcined
atmosphere,
graphitization
biochar
enhanced,
doping
achieved,
oxygen
vacancies
were
created,
all
which
significantly
improved
performance.
resulting
exhibited
capacity
methylene
blue
dye
13.8
times
higher
than
untreated
sample,
9.9
sample
air.
Furthermore,
retained
99%
its
original
after
second
cycle,
indicating
strong
potential.
Photocatalytic
performance
tests
showed
marked
improvement
degradation
efficiency
blue,
Congo
red,
tetracycline
hydrochloride
under
simulated
solar
irradiation.
primary
species
involved
singlet
(
1
O
)
photogenerated
holes
(h
+
),
while
superoxide
radicals
([Formula:
see
text])
hydroxyl
(‧OH)
contributed
to
photodegradation
blue.
use
as
catalyst
support
extends
practical
applications
helps
reduce
impact
organic
pollutants.
Chemical Communications,
Journal Year:
2025,
Volume and Issue:
unknown
Published: Jan. 1, 2025
The
novel
rose-shaped
S-scheme
heterojunction
photocatalyst
(β-Bi
2
O
3
/Bi
2.33
)/TiO
is
successfully
prepared
by
a
green
DES-mediated
strategy
and
remarkably
promotes
the
efficiency
for
antibiotics
degradation
water
splitting
into
hydrogen.
