Covalent
organic
frameworks
(COFs)
are
a
class
of
crystalline
porous
materials
which
contain
build
blocks
linked
via
covalent
bonds
to
form
ordered
and
periodic
structures.
In
recent
years,
2D
COFs
have
been
developed
as
promising
heterogeneous
photocatalysts
due
their
extended
π‐conjugated
skeletons,
high
surface
area,
tunable
structure,
regular
pore
crystallinity.
Herein,
advances
in
the
design
synthesis
for
surveyed,
illustration
structural
features
synthetic
strategy
is
focused
on,
relationship
between
construction
property
photocatalytic
water
splitting,
CO
2
reduction,
transformation,
degradation
pollutants
elucidated.
This
overview
expected
provide
clues
rational
ultra‐stable,
crystalline,
high‐performance
applications.
Chemical Reviews,
Год журнала:
2022,
Номер
122(9), С. 8594 - 8757
Опубликована: Март 3, 2022
A
critical
review
of
different
prominent
nanotechnologies
adapted
to
catalysis
is
provided,
with
focus
on
how
they
contribute
the
improvement
selectivity
in
heterogeneous
catalysis.
Ways
modify
catalytic
sites
range
from
use
reversible
or
irreversible
adsorption
molecular
modifiers
immobilization
tethering
homogeneous
catalysts
and
development
well-defined
solid
surfaces.
The
latter
covers
methods
for
dispersion
single-atom
within
supports
as
well
complex
nanostructures,
it
includes
post-modification
materials
via
processes
such
silylation
atomic
layer
deposition.
All
these
methodologies
exhibit
both
advantages
limitations,
but
all
offer
new
avenues
design
specific
applications.
Because
high
cost
most
fact
that
resulting
may
limited
thermal
chemical
stability,
be
best
aimed
at
improving
selective
synthesis
value-added
chemicals,
incorporated
organic
schemes,
other
applications
are
being
explored
address
problems
energy
production,
instance,
greener
processes.
details
each
approaches
discussed,
representative
examples
provided.
We
conclude
some
general
remarks
future
this
field.
ACS Catalysis,
Год журнала:
2021,
Номер
11(15), С. 9809 - 9824
Опубликована: Июль 20, 2021
Covalent
organic
frameworks
(COFs)
are
an
emerging
class
of
porous
crystalline
materials
consisting
purely
linking
units
stitched
by
strong
covalent
bonds
to
form
extended
with
various
networks
and
pore
structures.
Because
the
highly
stacking
layers,
COFs
adopt
semiconductive
properties
exhibit
promising
catalytic
performance
in
CO2
photoreduction.
In
this
Perspective,
we
would
like
cast
some
light
on
photoreduction
catalyzed
COFs—emerging
advanced
photocatalytic
platforms.
Especially,
direct
our
discussion
linkages
COFs,
principles
structural
designs,
viewpoints
most
recent
advancements
using
(mainly
two-dimensional
structures)
for
This
manuscript,
therefore,
acts
as
informative
reference
designing
but
not
limited
any
kinds
hybrid
materials,
suited
CO2.
Abstract
The
increase
in
anthropogenic
carbon
dioxide
(CO
2
)
emissions
has
exacerbated
the
deterioration
of
global
environment,
which
should
be
controlled
to
achieve
neutrality.
Central
core
goal
achieving
neutrality
is
utilization
CO
under
economic
and
sustainable
conditions.
Recently,
strong
need
for
led
a
proliferation
studies
on
direct
conversion
into
carboxylic
acids,
can
effectively
alleviate
create
high‐value
chemicals.
purpose
this
review
present
application
prospects
acids
basic
principles
through
photo‐,
electric‐,
thermal
catalysis.
Special
attention
focused
regulation
strategy
activity
abundant
catalysts
at
molecular
level,
inspiring
preparation
high‐performance
catalysts.
In
addition,
theoretical
calculations,
advanced
technologies,
numerous
typical
examples
are
introduced
elaborate
corresponding
process
influencing
factors
catalytic
activity.
Finally,
challenges
provided
future
development
field.
It
hoped
that
will
contribute
deeper
understanding
inspire
more
innovative
breakthroughs.
