Langmuir,
Journal Year:
2024,
Volume and Issue:
unknown
Published: Nov. 19, 2024
Constructing
alternating
donor–acceptor
(D–A)
units
within
g-C3N4
represents
an
effective
strategy
for
enhancing
photocatalytic
performance
through
improved
charge
carrier
separation
while
concurrently
addressing
energy
shortages
and
facilitating
wastewater
remediation.
Here,
a
series
of
D–A-type
conjugated
photocatalysts
(CNBTC-X)
are
prepared
using
as
acceptor
unit
different
masses
5-bromo-2-thiophenecarboxaldehyde
(BTC)
donor
by
one-step
thermal
polymerization.
CNBTC-50
presents
higher
properties
CO2
reduction
coupled
with
tetracycline
(TC)
removal
than
those
g-C3N4,
CNBTC-10,
CNBTC-30,
CNBTC-70.
The
introduction
the
unique
electron-donor–acceptor
structure
effectively
drives
transfer
photoinduced
carriers
reducing
internal
hindrance.
Photocatalytic
experiments
reveal
that
photocatalyst
achieves
up
to
94.6%
TC
under
visible
light
irradiation
conditions.
Compared
pristine
degradation
reaction
rate
constant
is
significantly
increased
about
3.87
times.
study
examines
influence
various
parameters
on
activity,
including
catalyst
concentration,
pH,
concentration.
Additionally,
LC–MS
utilized
perform
comprehensive
analysis
intermediates
pathways
involved
in
degradation.
Furthermore,
demonstrates
remarkable
achieving
rates
20.83
μmol
g–1
h–1
(CO)
9.36
(CH4),
which
10.68
5.98
times
more
efficient
respectively.
This
work
aims
offer
valuable
guidance
rational
design
nonmetal
D–A-structured
catalysts
integrates
systems
couple
antibiotic
removal.
Chemical Science,
Journal Year:
2024,
Volume and Issue:
15(33), P. 13495 - 13505
Published: Jan. 1, 2024
Atomically
precise
metal
nanoclusters
(NCs)
have
been
deemed
a
new
generation
of
photosensitizers
for
light
harvesting
on
account
their
quantum
confinement
effect,
peculiar
atom-stacking
mode,
and
enriched
catalytic
active
sites.
Nonetheless,
to
date,
charge
modulation
over
NCs
has
still
challenging
considering
ultra-short
carrier
lifetime
poor
stability.
In
this
work,
we
conceptually
demonstrate
the
integration
with
MXene
in
transition
chalcogenide
(TMC)
photosystems
Catalysts,
Journal Year:
2025,
Volume and Issue:
15(3), P. 286 - 286
Published: March 19, 2025
Photocatalytic
technology
offers
significant
advantages
in
addressing
water
pollution
and
energy
regeneration
challenges.
Notably,
photocatalytic
CO2
reduction
can
convert
into
stable,
efficient,
clean
carbon
compounds
such
as
monoxide,
methane,
ethylene,
other
high-value
compounds,
providing
a
novel
approach
to
mitigating
the
global
crisis
maintaining
balance.
However,
traditional
semiconductor
materials
face
limitations
degradation
due
their
low
light
utilization,
severe
photocorrosion,
rapid
photogenerated
carrier
recombination,
slow
electron
transport
rates.
Recent
studies
have
shown
that
introducing
various
effectively
address
these
issues.
Carrier
materials,
with
unique
properties,
enhance
composite
photocatalyst
systems,
promoting
separation
improving
utilization.
This
review
introduces
different
used
fabrication,
systematically
explains
preparation
strategies
for
carrier-based
photocatalysts,
summarizes
applications.
Finally,
future
developments
this
field
are
discussed.
aims
provide
diverse
designing
leveraging
special
effects
of
control
modes,
interface
behaviors,
band
structures.
