Catalysts,
Journal Year:
2024,
Volume and Issue:
14(6), P. 374 - 374
Published: June 12, 2024
Photocatalytic
technology,
which
is
regarded
as
a
green
route
to
transform
solar
energy
into
chemical
fuels,
plays
an
important
role
in
the
fields
of
and
environmental
protection.
An
emerging
S-scheme
heterojunction
with
tightly
coupled
interface,
whose
photocatalytic
efficiency
exceeds
those
conventional
type
II
Z-scheme
photocatalysts,
has
received
much
attention
due
its
rapid
charge
carrier
separation
strong
redox
capacity.
This
review
provides
systematic
description
photocatalysis,
including
development,
reaction
mechanisms,
preparation,
characterization
methods.
In
addition,
photocatalysts
for
CO2
reduction
are
described
detail
by
categorizing
them
0D/1D,
0D/2D,
0D/3D,
2D/2D,
2D/3D.
Finally,
some
defects
heterojunctions
pointed
out,
future
development
proposed.
Angewandte Chemie International Edition,
Journal Year:
2024,
Volume and Issue:
63(24)
Published: April 30, 2024
Abstract
Solar‐driven
photocatalysis
employing
particulate
semiconductors
represents
a
promising
approach
for
sustainable
production
of
valuable
chemical
feedstock.
Metal
poly(heptazine
imide)
(
M
PHI),
novel
2D
ionic
carbon
nitride,
has
been
recognized
as
an
emerging
photocatalyst
with
distinctive
properties.
In
this
minireview,
we
first
delineate
the
forefront
innovations
PHI
photocatalysts,
spanning
from
synthetic
strategies
and
solving
structures
to
exploration
We
place
special
emphasis
on
structural
design
principles
aimed
at
developing
high‐performance
systems
toward
photocatalytic
solar
fuel
such
H
2
evolution,
O
oxidation,
CO
reduction.
Finally,
discuss
crucial
insights
challenges
in
leveraging
highly
active
MPHIs
efficient
solar‐to‐chemical
energy
conversion.
Journal of Materiomics,
Journal Year:
2024,
Volume and Issue:
11(3), P. 100918 - 100918
Published: July 27, 2024
The
construction
of
heterojunction
is
an
effective
way
to
promote
the
photoinduced
charge
carrier
separation
in
spatial,
thus
accelerating
photocatalytic
reaction.
However,
regulation
interface
properties,
as
a
crucial
factor
affecting
diffusion
process,
still
remains
significant
challenge.
In
this
work,
BiOBr/TpBD-COF
was
successfully
constructed
via
novel
phase
transformation
strategy.
Specifically,
perovskite
Cs3Bi2Br9
first
synthesized
and
then
in-situ
transformed
into
BiOBr
during
preparation
TpBD-COF
procedure,
obtaining
with
favorable
interface.
According
X-ray
photoelectron
spectroscopy
(XPS)
characterization
electron
paramagnetic
resonance
(EPR)
analysis,
photogenerated
electrons
weak
reduction
power
transfer
from
driven
by
internal
electric
field
under
irradiation,
conforming
S-scheme
mode.
As
result,
holes
strong
redox
abilities
are
spatially
located
on
surface,
respectively,
endowing
driving
force
toward
water
splitting
optimized
10%BiOBr/TpBD-COF
displayed
remarkably
enhanced
hydrogen
evolution
rate
(16.17
mmol·g−1·h−1)
comparison
(5.18
mmol·g−1·h−1).
This
study
will
provide
some
inspirations
for
developing
efficient
COF-based
photocatalysts.