Solar RRL,
Journal Year:
2023,
Volume and Issue:
7(22)
Published: Sept. 17, 2023
Photocatalytic
technology
is
considered
as
one
of
effective
approaches
to
address
increasingly
serious
problems
environment
and
energy.
To
boost
the
photocatalytic
efficiency,
innovative
cocatalysts
have
been
extensively
explored
investigated
in
recent
years.
Mo
2
C
MXene
a
new
two‐dimensional
layer
cocatalyst
gained
increasing
attentions
for
promoting
performance
owing
high
specific
surface
area,
excellent
hydrophilic
surface,
outstanding
metallic
conductivity,
flexible
adjustability
sites.
However,
compared
with
traditional
Ti
3
cocatalyst,
has
not
fully
systematically
summarized
published
articles
field.
In
this
review,
advances
about
synthesis,
modification,
applications,
our
outlook
are
comprehensively
summarized.
First,
synthetic
methods
introduced,
including
top‐down
route
down‐top
route.
Moreover,
four
modification
strategies
(constructing
heterojunction,
doping
heteroatom,
controlling
morphology,
modifying
termination)
illustrated.
Subsequently,
applications
H
production,
CO
reduction,
pollutants
degradation
thoroughly
discussed.
Finally,
crucial
challenges
important
outlooks
solar‐to‐fuel
conversion
proposed
deliver
novel
insights
design
high‐efficiency
cocatalyst‐modified
photocatalysts.
Advanced Functional Materials,
Journal Year:
2024,
Volume and Issue:
34(29)
Published: Feb. 13, 2024
Abstract
Defect
engineering
is
an
emerging
technology
for
tailoring
nanomaterials'
characteristics
and
catalytic
performance
in
various
applications.
Recently,
defect‐engineered
nanoparticles
have
emerged
as
highly
researched
materials
applications
because
of
their
exceptional
redox
reaction
capabilities
physicochemical
optical
properties.
The
properties
nanomaterials
can
be
readily
adjusted
by
controlling
the
nature
concentration
defects
within
nanoparticles,
avoiding
need
intricate
design
strategies.
This
review
investigates
defect
nanocatalysts,
including
design,
fabrication,
Initially,
categories
strategies
nanomaterial
impacts
on
nanocatalysts'
electronic
surface
properties,
activity,
selectivity,
stability
are
summarized.
Then,
processes
uses,
gas
sensing,
hydrogen
(H
2
)
evolutions,
water
splitting,
reductions
carbon
dioxide
(CO
nitrogen
to
value‐aided
products,
pollutant
degradation,
biomedical
(oncotherapy,
antibacterial
wound
healing,
biomolecular
sensing)
discussed.
Finally,
limitations
prospective
paths
allowing
logical
optimization
nanocatalytic
long‐term
efficient
also
examined.
comprehensive
gives
unique
insights
into
current
state
nanocatalysts
inspires
future
research
exploiting
shortcomings
improve
customize
performance.
ACS Applied Materials & Interfaces,
Journal Year:
2024,
Volume and Issue:
16(2), P. 2351 - 2364
Published: Jan. 4, 2024
Heterojunction
structure
and
ion
doping
techniques
are
viable
tactics
in
facilitating
the
generation
separation
of
photogenerated
electrons
holes
photocatalysis.
In
current
study,
a
novel
Bi
ion-doped
MIL-68(In,Bi)-NH2@BiOBr
(MIBN@BOB)
type-II
heterojunction
was
first
synthesized
one-step
solvothermal
reaction.
Doping
ions
not
only
broadened
light-sensing
range
but
also
provided
reliable
anchor
sites
for
situ
growth
BiOBr.
Meanwhile,
heterostructure
supplied
new
channels
carriers,
accelerating
transfer
inhibiting
recombination
electron–hole.
The
obtained
MIBN@BOB
exhibited
enhanced
photocatalytic
performance
(91.1%)
than
MIL-68(In)-NH2
(40.8%)
BiOBr
(57.5%)
ciprofloxacin
(CIP)
degradation
under
visible
light,
with
excellent
reusability.
Photocatalysts
were
characterized
detail,
series
photoelectrochemical
tests
utilized
to
analyze
photoelectric
properties.
deduced
conform
electron
conduction
mechanism
conventional
heterojunctions.
More
importantly,
based
on
above
experiments
density
functional
theory
(DFT)
calculation,
BiOBr-Bi
can
serve
as
major
active
CIP
enrichment,
•O2–
1O2
generated
at
interface
react
adsorbed
directly.
Lastly,
possible
products
pathways
analyzed
by
liquid
chromatography-tandem
mass
spectrometry
(LC/MS/MS).
This
study
provides
reference
construction
ion-doping-modified
metal–organic
framework
(MOF)-based
photocatalysts
their
application
antibiotic
removal.
