Novel n–n Type CoCr2O4/NiFe2O4 Heterojunction Photocatalyst: Internal Magnetic Field Control of Photocatalytic Activity, Mechanism Insight and Pathway for Tetracycline Hydrochloride Degradation
Advanced Sustainable Systems,
Год журнала:
2024,
Номер
8(8)
Опубликована: Май 30, 2024
Abstract
Herein,
a
series
of
CoCr
2
O
4
/wt%NiFe
(CCO/wt%NFO)
composites
are
successfully
synthesized
by
simple
solution
combustion
method
combined
with
mechanical
grinding
techniques.
The
preparation
CCO/wt%NFO
result
in
an
estimation
its
photocatalysis
performance
removing
tetracycline
hydrochloride
(TC)
as
model
antibiotic
pollutants.
results
show
that
the
percentage
NFO
mass
have
great
influence
on
morphology
and
composites.
Superior
is
observed
CCO/25%NFO
prepared
at
25%.
photocatalyst
used
removal
ratio
81%
for
TC.
generation
hydroxyl
radical
(•OH),
superoxide
anion
(•O
−
)
holes
(h
+
largely
responsible
degrading
TC
through
presence
optimal
operating
conditions
involve
initial
concentration
pH
being
50
mg
L
−1
=
13,
respectively.
Furthermore,
highly
reusable
stable
during
photocatalytic
process.
degradation
pathway,
toxicity,
mechanism
extensively
examined
spectrometry,
toxicity
analysis,
energy
band
theory.
Язык: Английский
Transformative strategies in photocatalyst design: merging computational methods and deep learning
Journal of Materials Informatics,
Год журнала:
2024,
Номер
4(4)
Опубликована: Дек. 31, 2024
Photocatalysis
is
a
unique
technology
that
harnesses
solar
energy
through
in-situ
processes,
operating
without
the
need
for
external
inputs.
It
integral
to
advancing
environmental,
energy,
chemical,
and
carbon-neutral
objectives,
promoting
dual
goals
of
pollution
control
carbon
reduction.
However,
conventional
approach
photocatalyst
design
faces
challenges
such
as
inefficiency,
high
costs,
low
success
rates,
highlighting
integrating
modern
technologies
seeking
new
paradigms.
Here,
we
demonstrate
comprehensive
overview
transformative
strategies
in
design,
combining
computational
materials
science
with
deep
learning
technologies.
The
review
covers
fundamental
principles
followed
by
examination
methods
workflow
deep-learning-assisted
design.
Deep
approaches
are
extensively
reviewed,
focusing
on
discovery
novel
photocatalysts,
microstructure
property
optimization,
approaches,
application
exploration,
mechanistic
insights
into
photocatalysis.
Finally,
highlight
synergy
between
multidimensional
computation
learning,
while
discussing
future
directions
development.
This
offers
summary
offering
not
only
enhance
development
photocatalytic
but
also
expand
practical
applications
photocatalysis
various
domains.
Язык: Английский
Heterojunction photocatalysts: where are they headed?
RSC Applied Interfaces,
Год журнала:
2025,
Номер
unknown
Опубликована: Янв. 1, 2025
This
perspective
discusses
the
advancements,
challenges,
and
future
directions
of
heterojunction
photocatalysis,
offering
insights
to
guide
research
efforts
that
balance
academic
curiosity
with
practical
applications.
Язык: Английский
Novel ACr2O4 (A = Mg, Cu, Ni)/MIL-101(Cr) photocatalysts: Synthesis, characterization, performance prediction and applications for the photo–degradation of tetracycline hydrochloride
Journal of Photochemistry and Photobiology A Chemistry,
Год журнала:
2024,
Номер
unknown, С. 116173 - 116173
Опубликована: Ноя. 1, 2024
Язык: Английский
The Intrinsic Relationship between Photoluminescence and Photocatalysis of MMoO4/MWO4 (M = Mg, Ca, Sr and Ba) Heterojunctions: Heterojunction Construction, Mechanism Insight and Development Tendency
Micromachines,
Год журнала:
2024,
Номер
15(7), С. 878 - 878
Опубликована: Июль 3, 2024
The
migration
behavior
of
electron
and
hole
pairs
determines
both
photoluminescence
photocatalytic
activity,
which
are
two
distinct
properties
semiconductor
materials.
activity
materials
also
exhibit
strong
method-dependent
under
the
influence
synthesis
methods.
In
this
review,
methods
MMoO4,
MWO4
MMoO4/MWO4
(M
=
Mg,
Ca,
Sr
Ba)
heterojunction
composites
their
activities
reviewed
for
first
time.
effects
different
M
ions
on
reviewed.
There
is
a
discussion
about
intrinsic
correlation
mechanism
between
activity.
Different
result
in
coordination
environments
composites,
leads
to
mechanisms
composites.
This
review
provides
theoretical
reference
technical
guidance
future
research
Язык: Английский