Electro-Fenton process for wastewater treatment: From selective H2O2 generation to efficient •OH conversion
Chemical Engineering Journal,
Год журнала:
2025,
Номер
unknown, С. 160709 - 160709
Опубликована: Фев. 1, 2025
Язык: Английский
Modulating the structure of Cu in Cu2X/CNTs hollow tetrakaidecahedron to enhance high-efficiency H2O2 production
Journal of Colloid and Interface Science,
Год журнала:
2025,
Номер
685, С. 140 - 152
Опубликована: Янв. 16, 2025
Язык: Английский
Visual Location of Oxygen Vacancies on Bismuth Titanate Nanosheets with Periodic Quantum Well and Promoting H2O2 Photosynthesis
Small,
Год журнала:
2025,
Номер
unknown
Опубликована: Янв. 10, 2025
Abstract
Oxygen
vacancy
(OV)
defect
engineering
plays
a
crucial
role
in
enhancing
photocatalytic
efficiency.
However,
the
direct
visual
characterization
of
oxygen
vacancies
still
remains
technically
limited.
Herein,
bismuth
titanate
(Bi
4
Ti
3
O
12
,
BTO‐OV)
model
photocatalyst
containing
is
constructed
through
density
functional
theory
(DFT)
calculations
to
reveal
influence
mechanism
distinctive
periodic
quantum
well
and
on
charge
transfer
behavior
BTO.
Notably,
distribution
directly
observed
using
low‐dose
integrated
differential
phase
contrast‐scanning
transmission
electron
microscopy
(iDPC‐STEM),
providing
evidence
for
location
these
BTO‐OV.
Furthermore,
theoretical
calculation
results
are
verified
by
characterizing
photoelectric
properties
conducting
performance
tests
hydrogen
peroxide
(H
2
)
photosynthesis.
Specifically,
BTO‐OV
accelerate
separation,
leading
H
photosynthesis
efficiency
reaching
5278
µ
m
g
−1
h
which
5
times
that
original
This
work
offers
experimental
references
improvement
mechanism.
Язык: Английский
Robust synergistic effects of doping and defect engineering in photocatalytic H2O2 production
Yanqi Tang,
Jiehui Hao,
Jiafu Qu
и другие.
Materials Reports Energy,
Год журнала:
2025,
Номер
unknown, С. 100325 - 100325
Опубликована: Фев. 1, 2025
Язык: Английский
Synergistic Zn-Cd Bimetallic Engineering in ZIFs for High-Chloride 2e− ORR to H2O2 in Simulated Neutral Seawater
Materials,
Год журнала:
2025,
Номер
18(8), С. 1786 - 1786
Опубликована: Апрель 14, 2025
Marine
biofouling
causes
significant
economic
losses,
and
conventional
antifouling
methods
are
often
associated
with
environmental
pollution.
Hydrogen
peroxide
(H2O2),
as
a
clean
energy
source,
has
gained
increasing
attention
in
recent
years.
Meanwhile,
electrocatalytic
2e−
oxygen
reduction
reaction
(ORR)
for
H2O2
production
received
growing
interest.
However,
the
majority
of
current
studies
conducted
on
acidic
or
alkaline
electrolytes,
research
ORR
neutral
NaCl
solutions
remains
rare.
Here,
bimetallic
Zn-Cd
zeolitic
imidazolate
framework
(ZnCd-ZIF)
is
rationally
designed
to
achieve
chloride-resistant
catalysis
under
simulated
seawater
conditions
(pH
7.5,
3.5%
Cl−).
Experimental
results
demonstrate
that
ZnCd-ZIF
catalyst
exhibits
an
exceptional
selectivity
70%
at
0.3
VRHE,
surpassing
monometallic
Zn-ZIF
(60%)
Cd-ZIF
(50%).
Notably,
reaches
120
mmol
g−1
Cl−-containing
electrolyte,
exhibiting
strong
resistance
structural
corrosion
Cl−
poisoning.
This
work
not
only
pioneers
effective
strategy
designing
catalysts
adapted
marine
environments
but
also
advances
practical
implementation
seawater-based
electrochemical
synthesis.
Язык: Английский
Assisting a Type-II Heterojunction with the LSPR Effect for Realizing Photocatalytic Hydrogen Peroxide Evolution with NIR Apparent Quantum Efficiency Exceeding 0.5%
Nano Letters,
Год журнала:
2025,
Номер
unknown
Опубликована: Май 21, 2025
Designing
heterojunction
catalysts
for
the
production
of
hydrogen
peroxide
is
a
crucial
strategy
advancing
field
artificial
photosynthesis.
However,
conventional
type-II
often
face
challenges
weak
redox
ability
and
utilization
charge
carriers.
Herein,
distinct
proposed
that
combines
heterojunctions
with
localized
surface
plasmon
resonance
(LSPR)
effect,
thereby
cooperatively
enhancing
high-energy
electrons
through
hot
electron
injection
process.
The
optimized
catalyst
MoO3-x-ZnIn2S4
(VMZS)
exhibits
H2O2
(47.2
μmol
g-1
min-1)
under
simulated
sunlight
(AM1.5G,
100
mW
cm-2)
filter
(λ
>
350
nm)
an
apparent
quantum
efficiency
0.5%
at
940
nm,
significantly
exceeding
previously
reported
state-of-the-art
catalysts.
Moreover,
prepared
film
VMZS
enables
rate
338.1
μM
h-1.
This
work
provides
new
insight
on
designing
systems
synergistic
contribution
carrier
transfer
route
LSPR
effect.
Язык: Английский
Photocatalytic Hydrogen Evolution Driven by Advanced Metal Sulfides from Sustainable Multilevel Biomass and Waste Plastics
Advanced Functional Materials,
Год журнала:
2025,
Номер
unknown
Опубликована: Июнь 1, 2025
Abstract
Promoted
by
the
goal
of
global
energy
transformation
and
carbon
neutrality,
green
hydrogen
production
technology
driven
solar
has
become
a
key
strategic
direction
to
break
through
bottleneck
environment.
Traditional
photocatalytic
water
decomposition
method
for
is
limited
low
kinetic
efficiency
oxidation
half‐reaction
dependence
on
high‐cost
harmful
sacrifice
agents,
therefore
it
urgent
seek
potential
sustainable
alternative.
In
this
review
work,
relevant
research
progress
different
metal
sulfide
photocatalysts
in
evolution
(PHE)
multilevel
biomass
resources
waste
plastics
reviewed.
First,
structure
modification
strategy
sulfides
are
discussed,
PHE
mechanism
multi‐scale
synergistic
effect
analyzed.
Second,
effective
strategies
process
summarized.
addition,
vital
industrialization
also
evaluated
from
aspects
environmental
impact
economic
feasibility.
Finally,
development
material‐process‐artificial
intelligence
integration
innovation
prospected,
providing
theoretical
guidance
technical
path
laboratory
large‐scale
application.
Язык: Английский