Catalysts,
Journal Year:
2024,
Volume and Issue:
14(10), P. 674 - 674
Published: Sept. 30, 2024
Hydrogen
production
is
one
of
the
best
solutions
to
growing
energy
concerns,
owing
its
clean
and
sustainable
assets.
The
current
review
gives
an
overview
various
hydrogen
technologies,
highlighting
solar
water
splitting
as
a
promising
approach
for
production.
Moreover,
it
detailed
mechanism
water-splitting
reaction
describes
significance
titania-based
catalysts
splitting.
It
further
highlights
diversified
strategies
improve
catalytic
efficiency
TiO2
enhanced
These
include
doping
TiO2,
dye
sensitization,
addition
co-catalysts.
Doping
reduces
bandgap
by
generating
new
levels
in
encourages
visible-light
absorption.
Sensitization
with
dyes
tunes
electronic
states,
which
turn
broadens
light-absorption
capacity
titania.
Constructing
heterojunctions
charge
recombination
while
co-catalysts
increase
number
active
sites
rate.
Thus,
every
modification
strategy
has
positive
impact
on
stability
photocatalytic
improved
Lastly,
this
provides
comprehensive
description
future
outlook
developing
efficient
enhance
rate,
thereby
fulfilling
needs
industrial
sector.
Journal of the American Chemical Society,
Journal Year:
2024,
Volume and Issue:
146(26), P. 18061 - 18073
Published: June 23, 2024
The
water
hydrogen-bonded
network
is
strongly
perturbed
in
the
first
layers
contact
with
semiconductor
surface.
Even
though
this
aspect
influences
outer-sphere
electron
transfer,
it
was
not
recognized
that
a
crucial
factor
impacting
solar-driven
water-splitting
performances.
To
fill
gap,
we
have
selected
two
TiO
Clean Energy,
Journal Year:
2025,
Volume and Issue:
unknown
Published: Jan. 4, 2025
Abstract
In
this
study,
a
new
type
of
oxycarbide-based
compounds,
namely
lanthanum
titanium
oxycarbide
and
neodymium
oxycarbide,
were
synthesized
through
solid-state
reaction
to
replace
due
its
rapid
charge
carrier
recombination
limited
responsiveness
visible
light
in
photocatalysis.
The
structural,
morphological,
optical
absorption
vibrational
properties
the
catalysts
thoroughly
characterized
using
powder
X-ray
diffraction,
scanning
electron
microscopy,
ultraviolet-visible
spectroscopy,
Fourier
transform
infrared
spectroscopy
assess
their
suitability
for
catalytic
applications.
Subsequently,
photocatalytic
behaviour
materials
was
evaluated
ability
degrade
hazardous
Congo
red
dye
various
types
water,
including
deionized
domestic
utility
water
used
household
purposes,
seawater,
under
illumination.
Notably,
exhibited
superior
degradation
efficiencies
dye,
achieving
maximum
rates
87%
89%,
respectively,
routine
purposes
within
duration
90
minutes,
when
compared
TiOC.
However,
efficiency
slightly
lower
seawater.
Additionally,
demonstrated
promising
hydrogen
evolution
activity,
generating
19.7
21.1
µmol/g,
180
minutes.
enhanced
removal
generation
activity
has
been
attributed
synergistic
effects
improved
absorption,
higher
exciton
separation
supportive
pH
environment
presence
lanthanum,
carbon
ions
combined
entity.
