Small Methods,
Journal Year:
2022,
Volume and Issue:
6(12)
Published: Nov. 6, 2022
Inspired
by
natural
photosynthesis,
harnessing
the
wide
range
of
solar
energy
and
utilizing
appropriate
semiconductor-based
catalysts
to
convert
carbon
dioxide
into
beneficial
species,
for
example,
CO,
CH4
,
HCOOH,
CH3
COH
have
been
shown
be
a
sustainable
more
environmentally
friendly
approach.
Graphitic
nitride
(g-C3
N4
)
has
regarded
as
highly
effective
photocatalyst
CO2
reduction
reaction,
owing
its
cost-effectiveness,
high
thermal
chemical
stability,
visible
light
absorption
capability,
low
toxicity.
However,
weaker
electrical
conductivity,
fast
recombination
rate,
smaller
window,
reduced
surface
area
make
this
catalytic
material
unsuitable
commercial
photocatalytic
applications.
Therefore,
certain
procedures,
including
elemental
doping,
structural
modulation,
functional
group
adjustment
g-C3
addition
metal
complex
motif,
others,
may
used
improve
activity
towards
reduction.
This
review
investigated
scientific
community's
perspectives
on
synthetic
pathways
optimization
approaches
increase
selectivity
efficiency
-based
hybrid
structures,
well
their
benefits
drawbacks
Finally,
concludes
comparative
discussion
presents
promising
picture
future
scope
improvements.
Energy & environment materials,
Journal Year:
2021,
Volume and Issue:
5(3), P. 711 - 730
Published: June 12, 2021
Porous
photocatalysts
are
promising
materials
capable
of
simultaneously
adsorbing
and
oxidizing/reducing
target
species,
showing
great
potentials
in
environmental
remediation
energy
generation.
This
review
offered
a
comprehensive
overview
the
recent
progress
design,
fabrication,
applications
porous
photocatalysts,
including
carbon‐based
semiconductors,
metal
oxides/sulfides,
metal–organic
frameworks,
adsorbent–photocatalyst
hybrids.
The
fundamental
understanding
structure–performance
relationships
together
with
in‐depth
insights
into
synergetic
effects
between
adsorption
photocatalysis
was
presented.
strategies
to
further
improve
photocatalytic
activity
were
proposed.
would
provide
references
outlooks
constructing
efficient
for
adsorptive
removal
pollutants
production.
Materials Horizons,
Journal Year:
2021,
Volume and Issue:
9(2), P. 607 - 639
Published: Nov. 23, 2021
Solar
fuel
generation
through
CO2
hydrogenation
is
the
ultimate
strategy
to
produce
sustainable
energy
sources
and
alleviate
global
warming.
The
photocatalytic
conversion
process
resembles
natural
photosynthesis,
which
regulates
ecological
systems
of
earth.
Currently,
most
work
in
this
field
has
been
focused
on
boosting
efficiency
rather
than
controlling
distribution
products.
structural
architecture
semiconductor
photocatalyst,
photoreduction
process,
product
analysis,
elucidating
mechanism
are
key
features
generate
C1
C2
based
hydrocarbon
fuels.
selectivity
products
during
reduction
have
ameliorated
by
suitable
photocatalyst
design,
co-catalyst,
defect
states,
impacts
surface
polarisation
state,
etc.
Monitoring
allows
establishment
an
appropriate
a
more
reduced
state
hydrocarbon,
such
as
CH4
or
higher
carbon
(C2)
This
article
concentrates
studies
that
demonstrate
production
using
H2O
H2
electron
proton
source.
Finally,
it
highlights
unresolved
difficulties
achieving
high
photoconversion
over
various
nanostructured
materials.
