Advanced Materials,
Год журнала:
2024,
Номер
36(38)
Опубликована: Июль 23, 2024
Abstract
Atomically
dispersed
active
sites
in
a
photocatalyst
offer
unique
advantages
such
as
locally
tuned
electronic
structures,
quantum
size
effects,
and
maximum
utilization
of
atomic
species.
Among
these,
asymmetric
dual‐sites
are
particular
interest
because
their
charge
distribution
generates
local
built‐in
electric
potential
to
enhance
separation
transfer.
Moreover,
the
dual
provide
flexibility
for
tuning
complex
multielectron
multireaction
pathways,
CO
2
reduction
reactions.
The
coordination
opens
new
possibilities
engineering
structure–activity–selectivity
relationship.
This
comprehensive
overview
discusses
efficient
sustainable
photocatalysis
processes
photocatalytic
reduction,
focusing
on
strategic
active‐site
design
future
challenges.
It
serves
timely
reference
development
conversion
processes,
specifically
exploring
here
exemplified
by
into
valuable
chemicals.
Angewandte Chemie International Edition,
Год журнала:
2024,
Номер
63(21)
Опубликована: Март 20, 2024
Abstract
Considering
that
CO
2
reduction
is
mostly
a
multielectron
reaction,
it
necessary
for
the
photocatalysts
to
integrate
multiple
catalytic
sites
and
cooperate
synergistically
achieve
efficient
photocatalytic
various
products,
such
as
C
hydrocarbons.
Herein,
through
crystal
engineering,
we
designed
constructed
metal–organic
framework‐derived
Zr/Ti
bimetallic
oxide
solid
solution
support,
which
was
confirmed
by
X‐ray
diffraction,
electron
microscopy
absorption
spectroscopy.
After
anchoring
Au
nanoparticles,
composite
photocatalyst
exhibited
excellent
performances
toward
syngas
(H
production
rates
of
271.6
260.6
μmol
g
−1
h
)
even
hydrocarbons
(C
H
4
6
6.80
4.05
).
According
control
experiments
theoretical
calculations,
strong
interaction
between
support
nanoparticles
found
be
beneficial
binding
intermediates
reducing
reduction,
highlighting
synergy
effect
system
with
active
sites.
Advanced Materials,
Год журнала:
2024,
Номер
unknown
Опубликована: Апрель 29, 2024
Abstract
Carbon
dioxide
(CO
2
),
a
member
of
greenhouse
gases,
contributes
significantly
to
maintaining
tolerable
environment
for
all
living
species.
However,
with
the
development
modern
society
and
utilization
fossil
fuels,
concentration
atmospheric
CO
has
increased
400
ppm,
resulting
in
serious
effect.
Thus,
converting
into
valuable
chemicals
is
highly
desired,
especially
renewable
solar
energy,
which
shows
great
potential
manner
photothermal
catalysis.
In
this
review,
recent
advancements
conversion
are
discussed,
including
design
catalysts,
analysis
mechanisms,
engineering
reactors,
corresponding
techno‐economic
analysis.
A
guideline
future
investigation
anthropogenic
carbon
cycle
provided.
