Single-Atom Catalysts Toward Electrochemical Water Treatment
Applied Catalysis B Environment and Energy,
Journal Year:
2024,
Volume and Issue:
363, P. 124783 - 124783
Published: Nov. 5, 2024
Language: Английский
Copper-doped orange peel biochar activated peroxydisulfate for efficient degrading tetracycline: The critical role of C-OH and Cu
Haochen Li,
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Haochao Sun,
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Qiang Li
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et al.
Environmental Research,
Journal Year:
2024,
Volume and Issue:
unknown, P. 120265 - 120265
Published: Oct. 1, 2024
Language: Английский
Bimetallic CoNi alloy nanoparticles dispersed uniformly on N-doped mesoporous hollow carbon nanospheres as efficient electrocatalysts for H2O2 production in acidic media
Tianjiao Xu,
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Xiaolei Wang,
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Chenyang Zhao
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et al.
Applied Surface Science,
Journal Year:
2025,
Volume and Issue:
unknown, P. 163002 - 163002
Published: March 1, 2025
Language: Английский
Frustrated Lewis Pairs Boosting Electrochemical Production of Hydrogen Peroxide on Bi‐TiO2−x Nanocatalysts
Xiaoling Yang,
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Lin Chen,
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Haibo Jiang
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et al.
Advanced Functional Materials,
Journal Year:
2025,
Volume and Issue:
unknown
Published: April 30, 2025
Abstract
Electrocatalytic
two‐electron
oxygen
reduction
(2e
−
ORR)
offers
an
environmentally
friendly
route
for
H
2
O
production,
yet
faces
challenges
in
activation
and
*OOH
intermediate
stabilization.
Here,
Bi‐TiO
2−x
nanocatalysts
are
introduced
featuring
frustrated
Lewis
acid‐base
pairs
(FLPs)
active
sites,
where
the
Bi
single
atoms
with
electron‐deficient
characteristics
serve
as
acidic
(LA)
sites
surrounding
vacancy
(O
V
)
act
basic
(LB)
sites.
The
catalyst
exhibits
high
selectivity
up
to
96.5%.
Furthermore,
a
flowing
electrolytic
cell,
reaches
93.9%
yield
of
1.56
mol
g
−1
h
at
−50
mA
cm
−2
is
able
maintain
stable
reaction
54
h.
Theoretical
calculations
situ
spectroscopic
analyses
indicate
that
FLPs
structure
can
effectively
promote
dissociation
during
reaction,
provide
protons
subsequent
facilitate
formation
intermediates.
coupling
system
2e
ORR
ethylene
glycol
oxidation
significantly
improves
98.9%
3.02
,
meanwhile,
anode
simultaneously
produces
formic
acid
co‐product,
which
utilization
resources.
Language: Английский
Yeast-activated carbon/montmorillonite nanosheets with porous spherical shells for efficient tetracycline degradation
Li‐Ming Wu,
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ZG Su,
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Jinzhou Fan
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et al.
Applied Clay Science,
Journal Year:
2025,
Volume and Issue:
273, P. 107846 - 107846
Published: May 2, 2025
Language: Английский
p-n heterojunctions CuO@Co/Fe-LDH microspheres for highly efficient degradation of bisphenol A by photo-electro-Fenton system
Jun-Wei Liao,
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Hongming Zhang,
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Xiaofang Shen
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et al.
Separation and Purification Technology,
Journal Year:
2025,
Volume and Issue:
unknown, P. 133453 - 133453
Published: May 1, 2025
Language: Английский
Construction of All Solid State Bi2MoO6/Bi2WO6@Ti3C2 MXene Heterostructure System and the Mechanism Study of the Z-scheme Photocatalysis
Dongfang Zhang,
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Junkun Liu,
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Qiang Liu
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et al.
Materials Research,
Journal Year:
2024,
Volume and Issue:
27
Published: Jan. 1, 2024
In
this
work,
all
solid-state
Z-scheme
Bi2MoO6/Bi2WO6@Ti3C2
MXene
photocatalytic
system
was
synthesized
by
a
facile
solvothermal
method.
For
comparison,
pure
Bi2MoO6,
Bi2WO6
and
Bi2MoO6/Bi2WO6
samples
were
also
synthesized.
The
structure
properties
of
the
as-prepared
catalytic
materials
analyzed
X‑ray
powder
diffraction
(XRD),
transmission
electron
microscope
(TEM)
high-resolution
TEM
(HRTEM),
ultraviolet‑visible
diffuse
reflection
spectroscopy
(UV‑Vis
DRS),
fluorescence
(PL),
X-ray
photoelectron
(XPS),
N2
adsorption–desorption
measurements
photoelectrochemical
tests,
which
performed
to
analyze
phase
composition,
microstructure,
morphology,
optical
properties,
recombination
rate
photogenerated
charge
samples.
Crystal
violet
(CV)and
p-nitrophenol
(4-NP)
used
as
pollutants
simulate
wastewater,
degradation
activity
catalyst
evaluated
under
visible
light.
After
irradiation
for
80
min,
as-made
Bi2MoO6
/Bi2WO6@Ti3C2
has
best
performance,
constant
3~4
folds
higher
than
that
or
Bi2WO6.
Based
on
experimental
characterizations,
corresponding
mechanism
further
studied.
results
showed
when
introducing
2D
Ti3C2
MXene,
light
absorption
range
Bi2MoO6/
heterojunctions
significantly
enhanced,
separation
charges
improved.
Language: Английский
Unveiling intrinsic electrochemical mechanism of supporting electrolyte and interaction mechanism in electrochemical oxidation tetracycline with nano-PbO2
Yaxuan Wang,
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Peitong Cen,
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Hongyu Wang
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et al.
Environmental Science Nano,
Journal Year:
2024,
Volume and Issue:
unknown
Published: Jan. 1, 2024
This
paper
studies
the
intrinsic
electrochemical
mechanisms
of
supporting
electrolytes
and
their
interaction
with
nano-PbO
2
during
oxidation
tetracycline,
providing
insights
into
role
in
enhancing
degradation
efficiency.
Language: Английский