The
assessment
of
the
photoconductivity
Donor-Acceptor
(D-A)
ordered
bulk
heterojunctions
is
gaining
attention
for
development
innovative
organic
semiconductors
in
optoelectronics.
Here,
synthesis
pyrene-based
(D)
Covalent
Organic
Frameworks,
achieve
through
a
multivariate
reaction
involving
two
distinct
acceptors
reported
(A).
products
are
characterized
using
powder
x-ray
diffraction,
N
ABSTRACT
pH
value
is
essential
for
maintaining
ecological
balance,
and
it
plays
a
significant
role
in
atmospheric
monitoring,
water
quality
assessment,
biological
health.
Therefore,
very
important
developing
rapid
sensitive
detection
methods.
Covalent
organic
frameworks
(COFs)
have
emerged
as
promising
fluorescent
sensing
materials
due
to
their
tunable
structures,
high
thermal
stability,
large
specific
surface
area,
making
them
ideal
both
environmental
samples.
This
review
examines
various
types
of
COF
fluorescence
sensors
discusses
mechanisms
provides
the
theoretical
foundation
development
more
excellent
sensors.
Advanced Functional Materials,
Год журнала:
2025,
Номер
unknown
Опубликована: Май 5, 2025
Abstract
Covalent–organic
frameworks
(COFs)
based
heterojunctions
photocatalytic
have
showed
great
potential
for
CO
2
upcycling.
Currently,
significant
progress
has
been
made
in
developing
such
photocatalysts,
yet
a
comprehensive
understanding
of
this
field
remains
lacking.
This
review
systematically
explores
the
inherent
relationship
between
COF‐based
heterojunction
innovations
and
CO₂
reduction,
aiming
to
establish
structure–performance–mechanism
correlation
that
guides
design
high‐efficiency
catalysts.
First,
fundamentals,
mechanisms,
related
principles
conversion,
as
well
advantages
COFs
application,
are
thoroughly
introduced.
Then,
state‐of‐the‐art
applied
reduction
discussed
from
following
critical
aspects:
interfacial
engineering,
spatial
charge
transfer
regulation,
active
component
hybridization,
half‐reaction
kinetic
optimization,
sites
engineering.
Subsequently,
systematic
overview
characterization
techniques
research
methodologies
probing
catalyst
structures
in‐depth
reaction
mechanisms
is
outlined.
Finally,
challenges
further
development
direction
proposed.
It
expected
can
provide
powerful
guidance
reference
toward
exploiting
high‐performance
photocatalysts
conversion.
The
assessment
of
the
photoconductivity
Donor-Acceptor
(D-A)
ordered
bulk
heterojunctions
is
gaining
attention
for
development
innovative
organic
semiconductors
in
optoelectronics.
Here,
synthesis
pyrene-based
(D)
Covalent
Organic
Frameworks,
achieve
through
a
multivariate
reaction
involving
two
distinct
acceptors
reported
(A).
products
are
characterized
using
powder
x-ray
diffraction,
N