ChemCatChem,
Journal Year:
2024,
Volume and Issue:
unknown
Published: June 8, 2024
Abstract
Semiconductor
hybrid
structures
containing
multiple
components
have
been
considered
an
ideal
photocatalyst
design
to
generate
long‐lived
charge‐separated
states.
The
reaction
activity
is
highly
susceptible
the
catalyst
component
and
morphology,
particularly
for
reactions
requiring
high
activation
energies,
such
as
a
CO
2
reduction
(CO
RR).
In
this
study,
we
selected
g‐C
3
N
4
Cu
O
photocatalytic
having
bandgaps
suitable
RR.
Our
approach
involved
establishing
robust
electric
junctions
between
these
domains
by
direct
growth
of
on
via
polyol
process.
resulting
/Cu
was
employed
photocatalysts
in
aqueous
medium
without
hole
acceptors.
exhibited
notable
activities
(94
μmol
g
cat
−1
h
)
CH
production
(218
),
maintaining
stability
over
6
h.
inherent
synergy
O,
facilitated
formation
conductive
junctions,
enabled
efficient
electron
transfer
promote
These
findings
ensured
importance
interfaces
unlocking
superior
RR
performance.
Carbon Neutralization,
Journal Year:
2024,
Volume and Issue:
3(4), P. 557 - 583
Published: May 8, 2024
Abstract
Currently,
the
concentration
of
carbon
dioxide
(CO
2
)
has
exceeded
400
ppm
in
atmosphere.
Thus,
there
is
an
urgent
need
to
explore
CO
reduction
and
utilization
technologies.
Photocatalytic
technology
can
convert
valuable
hydrocarbons
(CH
4
,
CH
3
OH,
C
H
5
etc.),
realizing
conversion
solar
energy
chemical
as
well
solving
problems
fossil
fuel
shortage
global
warming.
Graphitic
nitride
(g‐C
N
),
a
two‐dimensional
nonmetallic
semiconductor
material,
shows
great
potential
field
photoreduction
due
its
moderate
bandgap,
easy
synthesis
method,
low
cost,
visible
light
response
properties.
This
review
elaborates
research
progress
g‐C
‐based
photocatalysts
for
photocatalytic
reduction.
The
modification
strategies
(e.g.,
morphology
engineering,
elemental
doping,
crystallinity
modulation,
cocatalyst
modification,
constructing
heterojunction)
application
have
been
discussed
detail.
Finally,
challenges
development
prospects
materials
are
presented.
SusMat,
Journal Year:
2024,
Volume and Issue:
4(3)
Published: April 11, 2024
Abstract
Integrating
H
2
O
evolution
with
oxidative
organic
synthesis
in
a
semiconductor‐driven
photoredox
reaction
is
highly
attractive
since
and
high‐value
chemicals
can
be
concurrently
produced
using
solar
light
as
the
only
energy
input.
The
dual‐functional
photocatalytic
approach,
free
from
sacrificial
agents,
enables
simultaneous
production
of
chemicals.
This
strategy
promises
green
sustainable
minimal
greenhouse
gas
emissions.
In
this
review,
we
first
elucidate
fundamental
principles
cooperative
integration
selective
oxidation
utilization
photoexcited
electrons
holes
over
semiconductor‐based
photocatalysts.
Afterwards,
thorough
review
on
recent
advancements
value‐added
presented.
Notably,
in‐depth
discussions
insights
into
techniques
for
unravelling
mechanisms
are
elucidated.
Finally,
critical
challenges
prospects
thriving
field
comprehensively
discussed.
It
envisioned
that
will
serve
pivotal
guidance
rational
design
such
system,
thereby
further
stimulating
development
economical
environmentally
benign
production.
