Bandgap Engineering of TiO2 for Enhanced Selectivity in Photoelectrochemical Glycerol Oxidation
Advanced Materials Interfaces,
Journal Year:
2024,
Volume and Issue:
unknown
Published: Oct. 17, 2024
Abstract
The
application
of
photoelectrochemical
cells
to
the
partial
oxidation
biomass
represents
a
promising
avenue
as
sustainable
process
for
obtaining
valuable
products.
However,
achieving
both
efficient
conversion
rates
and
high
selectivity
desired
products
remains
great
challenge.
In
this
study,
glycerol
is
investigated
produce
dihydroxyacetone
(DHA)
primary
target
using
TiO
2
nanotubes
(NTs)
photoanode.
Nitrogen
doping
used
modify
NTs,
resulting
in
enhanced
visible
light
photoactivity
N‐doped
NTs.
These
NTs
exhibit
toward
DHA
show
remarkable
faradaic
efficiency
when
irradiated
with
at
wavelength
450
nm,
i.e.,
that
excites
N‐related
states
band
gap
.
material
also
exhibits
stability
over
prolonged
reaction
periods.
superior
performance
can
be
attributed
band‐engineering
effects
induced
by
nitrogen
doping.
Specifically,
N‐doping
leads
an
upward
shift
valence
band,
thereby
adjusting
exit
energy
levels
photogenerated
holes
result
DHA.
Language: Английский
Enhanced aqueous photocatalytic selective oxidation of HMF using simulated sunlight: Comparison of the performance of different photocatalysts
Sustainable materials and technologies,
Journal Year:
2024,
Volume and Issue:
unknown, P. e01188 - e01188
Published: Nov. 1, 2024
Language: Английский