Enhanced Photoelectrocatalytic Performance of ZnO Nanowires for Green Hydrogen Production and Organic Pollutant Degradation
Materials,
Год журнала:
2025,
Номер
18(2), С. 444 - 444
Опубликована: Янв. 19, 2025
With
growing
environmental
concerns
and
the
need
for
sustainable
energy,
multifunctional
materials
that
can
simultaneously
address
water
treatment
clean
energy
production
are
in
high
demand.
In
this
study,
we
developed
a
cost-effective
method
to
synthesize
zinc
oxide
(ZnO)
nanowires
via
anodic
oxidation
of
foil.
By
carefully
controlling
anodization
time,
optimized
Zn/ZnO-5
min
electrode
achieve
impressive
dual-function
performance
terms
effective
photoelectrocatalysis
splitting
waste
treatment.
The
exhibited
photocurrent
density
1.18
mA/cm2
at
1.23
V
vs.
RHE
achieved
solar-to-hydrogen
conversion
efficiency
0.55%.
A
key
factor
behind
is
presence
surface
defects,
such
as
oxygen
vacancies
(OVs),
which
enhanced
charge
separation
boosted
electron
transport.
tests
treatment,
demonstrated
highly
efficient
degradation
methylene
blue
(MB)
dye,
with
reaction
rate
constant
0.4211
min−1
when
exposed
light
1.0
applied
voltage
significantly
faster
than
using
or
alone.
Electrochemical
analyses,
including
impedance
spectroscopy
voltammetry,
further
confirmed
superior
transfer
properties
under
illumination,
making
it
an
excellent
candidate
both
pollutant
removal.
This
study
highlights
potential
simple
produce
scalable
ZnO-based
photocatalysts.
capability
material
could
pave
way
large-scale
applications
renewable
hydrogen
advanced
offering
promising
solution
some
today’s
most
pressing
challenges.
Язык: Английский
Construction and Embedding of Oxygen Vacancies in Organic-Inorganic S-scheme Heterojunctions for Optimizing the Photocatalytic Degradation Performance of PDI-Nb/BiVO4 towards Antibiotics
Applied Catalysis B Environment and Energy,
Год журнала:
2025,
Номер
unknown, С. 125141 - 125141
Опубликована: Фев. 1, 2025
Язык: Английский
Advanced Electrocatalytic Performance of NiMo-Engineered Ti3C2Tx MXene for Sustainable Hydrogen Generation from Wastewater
ACS Applied Energy Materials,
Год журнала:
2024,
Номер
unknown
Опубликована: Окт. 1, 2024
Язык: Английский
Photocatalytic Activity of Molybdenum-Doped LOS- Zeolite for Efficient Dye Degradation and Hydrogen Production
Results in Engineering,
Год журнала:
2024,
Номер
24, С. 103122 - 103122
Опубликована: Окт. 12, 2024
Язык: Английский
Hydrogen production from photoelectrochemical wastewater treatment: advancing toward sustainability
Current Opinion in Chemical Engineering,
Год журнала:
2025,
Номер
47, С. 101096 - 101096
Опубликована: Фев. 7, 2025
Язык: Английский
Recent research progress of photoelectrocatalysis technology in the removal of organic pollutants from water
Journal of Water Process Engineering,
Год журнала:
2025,
Номер
75, С. 107911 - 107911
Опубликована: Май 16, 2025
Язык: Английский
Synthesis of ZnPc/BiVO4 Z-Scheme Heterojunction for Enhanced Photocatalytic Degradation of Tetracycline Under Visible Light Irradiation
Catalysts,
Год журнала:
2024,
Номер
14(10), С. 722 - 722
Опубликована: Окт. 16, 2024
The
construction
of
semiconductor
heterojunctions
is
an
effective
strategy
to
improve
the
photocatalytic
degradation
efficiency
organic
pollutants.
Herein,
ZnPc/BiVO4
Z-scheme
heterojunction
was
synthesized
via
a
physical
mixing
method
and
used
for
tetracycline
(TC)
under
visible
light
irradiation.
Compared
with
BiVO4
ZnPc,
15ZnPc/BiVO4
sample
exhibited
improved
absorption
capacity,
electron-hole
separation
redox
capacity
were
enhanced
due
formation
heterojunction.
composite
optimal
TC
rate
83.1%
within
120
min.
Additionally,
excellent
stability
in
cycling
experiments,
which
maintained
high
79.5%
after
four
cycles.
Free
radical
trapping
experiments
indicated
that
superoxide
radicals
(O2−)
main
active
substances
TC.
Язык: Английский
Biohydrogen Production: A Review of Current Trends and Future Prospects
SPE Nigeria Annual International Conference and Exhibition,
Год журнала:
2024,
Номер
unknown
Опубликована: Авг. 5, 2024
Abstract
Growing
concerns
regarding
climate
change
and
fossil
fuel
depletion
have
spurred
the
development
of
clean
sustainable
energy
sources.
Biohydrogen,
a
carbon-neutral
produced
using
biological
processes,
has
emerged
as
promising
alternative
to
traditional
fuels.
This
review
delves
into
diverse
landscape
biohydrogen
production
methods,
encompassing
light-dependent
(photolysis,
photofermentation)
light-independent
(dark
fermentation,
microbial
electrolysis)
techniques.
The
study
analyzes
advantages
limitations
each
approach,
exploring
strategies
for
integrating
these
methods
enhance
yield
optimize
efficiency.
Additionally,
discusses
critical
role
various
factors,
including
selection,
substrate
utilization,
operational
parameters,
in
maximizing
hydrogen
output.
Furthermore,
it
assesses
potential
novel
like
biomimetics
synthetic
biology
further
advance
production.
Finally,
this
will
showcase
economic
considerations
challenges
associated
with
large-scale
production,
outlining
practical
approaches
overcoming
hurdles
paving
way
towards
future
powered
by
biohydrogen.
Язык: Английский