Carbon Neutralization,
Journal Year:
2025,
Volume and Issue:
4(1)
Published: Jan. 1, 2025
ABSTRACT
The
Ni/CeO
2
catalyst
stands
out
among
various
solid
metal
oxide
catalysts
for
its
exceptional
catalytic
proficiency,
positioning
it
as
a
prime
candidate
the
industrialization
of
methanation
processes.
This
review
thoroughly
examines
prevalent
challenges
associated
with
in
reactions,
compiles
current
strategies
to
overcome
these
hurdles,
and
presents
novel
perspectives.
elucidates
structural
characteristics
applications
discusses
synthesis
methods
their
respective
merits
demerits,
explores
reaction
systems
at
both
laboratory
industrial
scales,
clarifies
underlying
mechanisms.
Furthermore,
underscores
mainstream
approaches
enhance
low‐temperature
activity
mitigate
decrement
due
Ni
agglomeration.
concludes
by
proposing
future
directions
improving
preventing
deactivation,
encompassing
development
innovative
architectures,
integrating
in‐situ
characterization
theoretical
calculations,
investigating
photothermal
systems.
Undoubtedly,
scientific
researchers
will
persistently
strive
develop
high
across
broad
temperature
range
robust
stability,
driving
CO
technology
foreseeable
future.
Advanced Science,
Journal Year:
2025,
Volume and Issue:
unknown
Published: March 5, 2025
Artificial
photosynthesis
for
producing
high-value
hydrogen
peroxide
(H2O2)
using
carbon
nitride-based
systems
holds
immense
potential.
However,
understanding
the
charge
transfer
dynamics
in
homojunction
photocatalysts
remains
a
significant
challenge
owing
to
limitations
of
current
characterization
techniques.
Here,
polymeric
C3N5/C3N4
(CNHJ)
is
employed
as
model
system
probe
interfacial
electron
transfer.
Bimetallic
cocatalysts
serve
sensitive
probes,
enabling
situ
tracking
S-scheme
between
C3N5
and
C3N4
via
X-ray
photoelectron
spectroscopy.
Leveraging
unique
advantages
this
S-scheme,
CNHJ
demonstrates
substantially
enhanced
performance
two-electron
oxygen
reduction
reaction,
achieving
an
impressive
H2O2
production
rate
8.78
mmol
g-1
h-1
under
visible
light
irradiation.
Furthermore,
robust
continuous-flow
setups,
natural
sunlight,
photocatalytic
disinfection
tests,
highlighting
its
practical
This
approach
offers
new
insights
into
dynamic
mechanisms
paves
way
advancing
artificial
technologies.
