Advanced Functional Materials,
Journal Year:
2022,
Volume and Issue:
32(24)
Published: May 12, 2022
Abstract
Among
various
advanced
oxidation
processes,
coupled
photocatalysis
and
heterogeneous
Fenton‐like
catalysis
(known
as
photo‐Fenton‐like
catalysis)
to
generate
highly
reactive
species
for
environmental
remediation
has
attracted
wide
interests.
As
an
emerging
metal‐free
photocatalyst,
graphitic
carbon
nitride
(g‐C
3
N
4
,
CN)
been
recently
recognized
a
promising
candidate
catalyze
robustly
reactions
wastewater
remediation.
This
review
summarizes
recent
progress
in
fabricating
types
of
CN‐based
catalysts
the
reaction
process.
Innovative
engineering
strategies
on
CN
matrix
are
outlined,
ranging
from
morphology
control,
defect
engineering,
nonmetal
atom
doping,
organic
molecule
doping
modification
by
metal‐containing
species.
The
catalytic
activities
loaded
with
auxiliary
sub‐nanoscale
(e.g.,
quantum
dots,
organometallic
molecules,
metal
cations,
single
metals)
nanoscale
metal‐based
materials
critically
evaluated.
Hybridization
bandgap‐matching
semiconductors
construction
type‐II
Z‐scheme
heterojunctions
also
examined.
critical
factors
morphology,
dimensionality,
light
absorption,
charge
excitation/migration,
sites,
H
2
O
generation
activation)
that
determine
performance
photocatalysts
systematically
discussed.
After
examining
structure–activity
relationship,
research
perspectives
proposed
further
development
toward
more
efficient
their
application
practical
water
treatment.
