Angewandte Chemie,
Год журнала:
2024,
Номер
unknown
Опубликована: Окт. 8, 2024
Abstract
Two‐dimensional
(2D)
polymeric
semiconductors
are
a
class
of
promising
photocatalysts;
however,
it
remains
challenging
to
facilitate
their
interlayer
charge
transfer
for
suppressed
in‐plane
recombination
and
thus
improved
quantum
efficiency.
Although
some
strategies,
such
as
π–π
stacking
van
der
Waals
interaction,
have
been
developed
so
far,
directed
still
cannot
be
achieved.
Herein,
we
report
strategy
forming
asymmetric
Zn−N
3
units
that
can
bridge
nitrogen
(N)‐doped
carbon
layers
with
nitride
nanosheets
(C
N
4
−Zn−N(C))
address
this
challenge.
The
symmetry‐breaking
moiety,
which
has
an
local
distribution,
enables
interfacial
between
the
C
photocatalyst
N‐doped
co‐catalyst.
As
evidenced
by
femtosecond
transient
absorption
spectroscopy,
separation
significantly
enhanced
bonding
bridges.
result,
designed
−Zn−N(C)
catalyst
exhibits
dramatically
H
2
O
photosynthesis
activity,
outperforming
most
reported
‐based
catalysts.
This
work
highlights
importance
tailoring
chemical
channels
in
photocatalysts
at
molecular
level
achieve
effective
spatial
separation.
Nanoscale,
Год журнала:
2024,
Номер
16(9), С. 4352 - 4377
Опубликована: Янв. 1, 2024
The
review
highlights
charge
transfer,
improved
photocatalytic
performance,
and
possible
photocatalysis
schemes
in
TiO
2
-based
composites.
It
also
addresses
perspectives
challenges
transfer
mechanisms
for
photocatalysis.
ACS Catalysis,
Год журнала:
2024,
Номер
14(10), С. 7726 - 7735
Опубликована: Май 2, 2024
Constructing
compact
heterostructures
proves
to
be
a
productive
approach
achieving
charge
separation
and
photocatalytic
efficiency.
However,
the
stochastic
nature
of
interface
orientation
lattice
mismatch
in
an
apparently
heterostructure
often
misleads
carrier
migration
molecular
activation
interface.
Here,
S
defect-enriched
ZnIn2S4–CdIn2S4
heterojunctions
were
prepared
for
H2O2
production.
Notably,
this
study
utilized
only
water
oxygen
as
raw
materials
without
additional
reagents,
yield
843.02
μmol
g–1
h–1.
A
plethora
experimental
results
substantiate
that
existence
internal
stress
initiates
restructuring
interwoven
surface
misfit
dislocation
networks.
On
one
hand,
interfacial
coherency
establishes
central
transmission
channel
significantly
mitigate
transfer
resistance
caused
by
vacancies.
Furthermore,
induces
structural
reconstruction
enhance
polarization
adsorption
O2,
well
reduce
reaction
energy.
Our
findings
offer
valuable
insights
into
underlying
mechanism
governing
activity
through
uncover
relationship
between
compacted
Coordination Chemistry Reviews,
Год журнала:
2024,
Номер
510, С. 215814 - 215814
Опубликована: Апрель 12, 2024
Research
in
heterogeneous
photocatalysis
is
burgeoning
and
rapidly
evolving
given
the
benefits
of
performing
demanding
chemical
transformations
under
mild
conditions.
Remarkable
success
has
been
achieved
photodegradation
as
an
advanced
oxidation
option
water
or
air
decontamination.
Artificial
photosynthesis,
whereby
photonic
(sunlight)
energy
can
be
stored
form
(solar)
fuels,
represents
encouraging
strategic
goal.
Specially
latter
case,
design
effective
light-absorbing
semiconductors
with
properly
aligned
band
potentials
co-catalysts
enabling
intricate
multi-electron
redox
reactions
key.
As
described
this
review,
metal
phosphates
offer
distinct
possibilities
to
become
tuneable
regards
traditional
oxides,
owing
effects
introducing
phosphorus
electronic
lattice
structures.
This
most
clearly
exemplified
case
Ag3PO4,
slightly
widening
bandgap
parent
oxide
while
maintaining
appropriate
valence
energies,
which
conjunction
result
highly
active
activity
visible
light.
Other
non-noble
late
(e.g.
Co,
Cu,
Fe,
Ni)
early
Ti,
Zr,
V,
Nb)
transition
tend
have
superior
reducing
properties,
engineering
might
efficient
for
fuel
production,
chiefly
H2
evolution
CO2
reduction.
Their
more
complex
structural
features
require
dedicated
synthetic
efforts,
regrettably
overlooked
hitherto,
effectively
explore
their
real
possibilities.
BiPO4
a
UV-active
semiconductor
ample
applicability
photocatalysis,
including
hydrogen
production;
other
approaches
enable
its
response
light
are
discussed.
Natural
hydroxyapatites
proven
resourceful
families
light-responsive
components
via
by
foreign
doping.
Beyond
semiconductors,
discovery
development
surface
(mostly
cobalt)
O2
key
advancement
solar
splitting.
review
scrutinises
thoroughly
analyses
research
on
use
heterojunction
nanocomposites
photoelectrochemical
systems
catalysts.
