ACS Applied Engineering Materials,
Journal Year:
2023,
Volume and Issue:
1(11), P. 3080 - 3098
Published: Nov. 6, 2023
This
perspective
presents
an
exploration
of
MXenes
and
metal–organic
frameworks
(MOFs)
in
diverse
applications
such
as
biomedical,
electronics,
sensing
based
on
their
structural
properties.
The
inherent
design
synthesis
flexibility,
sharp
edges,
reactive
oxygen
species
generation,
photothermal
properties
might
be
exploited
for
further
enhancement
these
magic
compounds'
applicability.
On
the
other
hand,
MOFs
demonstrate
potential
various
fields
like
storage,
delivery,
catalysis
owing
to
large
surface/volume
ratio
porosity.
Despite
certain
limitations,
including
poor
electrical
conductivity
MXenes,
recent
studies
suggest
that
MXene@MOF
composites
can
address
major
challenge,
leading
development
highly
sensitive
selective
sensors
a
range
chemical
biological
species.
underscores
amalgamation
yield
synergetic
effect,
thereby
boosting
materials
antimicrobial
applications.
Moreover,
with
rapid
progression
nanotechnology,
are
expected
witness
increasing
usage
sectors,
energy
electronics.
Nonetheless,
required
fully
understand
human
health
environmental
impacts
materials,
several
obstacles,
scalability
manufacturing
processes,
stability,
repeatability
properties,
must
addressed.
MXene@MOFs
present
compelling
area
research
immense
transformative
across
numerous
sectors.
Chemical Society Reviews,
Journal Year:
2024,
Volume and Issue:
53(18), P. 9378 - 9418
Published: Jan. 1, 2024
Organic
transformation
by
light-driven
catalysis,
especially,
photocatalysis
and
photothermal
denoted
as
photo(thermal)
is
an
efficient,
green,
economical
route
to
produce
value-added
compounds.
In
recent
years,
owing
their
diverse
structure
types,
tunable
pore
sizes,
abundant
active
sites,
metal-organic
framework
(MOF)-based
catalysis
has
attracted
broad
interest
in
organic
transformations.
this
review,
we
provide
a
comprehensive
systematic
overview
of
MOF-based
for
First,
the
general
mechanisms,
unique
advantages,
strategies
improve
performance
MOFs
are
discussed.
Then,
outstanding
examples
transformations
over
introduced
according
reaction
type.
addition,
several
representative
advanced
characterization
techniques
used
revealing
charge
kinetics
intermediates
presented.
Finally,
prospects
challenges
field
proposed.
This
review
aims
inspire
rational
design
development
materials
with
improved
catalysis.
Advanced Functional Materials,
Journal Year:
2023,
Volume and Issue:
34(6)
Published: Oct. 22, 2023
Abstract
The
widely
discussed
single‐atom
catalysts
(SACs)
are
regarded
as
a
kind
of
attractive
material
for
sulfate
radical‐based
advanced
oxidation
processes
(SR‐AOPs)
owing
to
their
maximum
atomic
utilization
efficiency
and
outstanding
stability.
Currently,
metal–organic
frameworks
(MOFs)
have
appeared
prospective
precursors
building
SACs
due
extensive
chelating
sites,
functional
adjustability,
structural
tunability.
However,
there
few
critical
systematic
reviews
about
the
application
MOF‐derived
in
SR‐AOPs,
especially
in‐depth
analysis
mechanisms.
Therefore,
this
review
seeks
offer
thorough
summary
development
SR‐AOPs.
First,
unique
advantages
MOFs
derivative
thoroughly.
Afterward,
current
synthesis
strategies
elaborated
categorically
unveil
formation
process
single
atoms
coordination
environments.
Notably,
roles
different
reaction
sites
including
generation
reactive
species
mediating
electron
transfer
further
analyzed
explain
mechanisms
comprehensively.
Thereafter,
characterization
techniques
theoretical
calculations
studies
also
highlighted.
Eventually,
insights
into
present
challenges
future
developments
proposed,
which
expected
enhance
catalytic
Chemical Society Reviews,
Journal Year:
2023,
Volume and Issue:
52(22), P. 7673 - 7686
Published: Jan. 1, 2023
Unique
activation
mechanisms
of
oxidants
by
metal
single
atom
catalysts
for
water
treatment
were
compared
with
conventional
advanced
oxidation
processes.
Advanced Functional Materials,
Journal Year:
2023,
Volume and Issue:
33(46)
Published: July 20, 2023
Abstract
Cu‐based
single‐atom
catalysts
(SACs)
are
regarded
as
promising
candidates
for
electrocatalytic
reduction
of
nitrate
to
ammonia
(NO
3
RR)
owing
the
appropriate
intrinsic
activity
and
merits
SACs.
However,
most
reported
Cu
SACs
based
on
4N
saturated
coordination
supported
planer
carbon
substrate,
their
performances
unsatisfactory.
Herein,
low‐coordinated
Cu‐N
designed
constructed
high‐curvature
hierarchically
porous
N‐doped
nanotube
(NCNT)
via
a
stepwise
polymerization–surface
modification–electrostatic
adsorption–carbonization
strategy.
The
SACs/NCNT
exhibits
outstanding
NO
RR
performance
with
maximal
Faradaic
efficiency
89.64%
NH
yield
rate
up
30.09
mg
cat
−1
h
(70.8
mol
g
),
superior
catalysts.
results
integrated
from
potassium
thiocyanide
poisoning
experiments,
online
differential
electrochemical
mass
spectrometry,
in
situ
Fourier
transform
infrared
spectroscopy,
density
functional
theory
calculations
demonstrate:
1)
unsaturated
is
active
site;
2)
possesses
NO*‐HNO*‐H
2
NO*‐H
NOH*
pathway;
3)
sites
support
synergetic
promote
reaction
dynamics
reduce
rate‐determining
step
barrier.
This
study
inspires
enhancement
catalysis
strategy
creating
environment
regulating
structure.
Environmental Science & Technology,
Journal Year:
2024,
Volume and Issue:
58(20), P. 8988 - 8999
Published: May 10, 2024
An
industrially
viable
catalyst
for
heterogeneous
catalytic
ozonation
(HCO)
in
water
purification
requires
the
characteristics
of
good
dispersion
active
species
on
its
surface,
efficient
electron
transfer
ozone
decay,
and
maximum
utilization.
While
metal–organic
frameworks
(MOFs)
represent
an
attractive
platform
HCO,
metal
nodes
unmodified
MOFs
exhibit
low
activity.
Herein,
we
present
a
perfluorinated
Fe–MOF
by
substituting
H
atoms
metalated
ligands
with
F
(termed
4F-MIL-88B)
to
induce
structure
evolution.
The
Lewis
acidity
4F-MIL-88B
was
enhanced
via
formation
Fe
nodes,
tailoring
distribution
surface.
As
result
modification,
rate
constant
degradation
target
compounds
examined
increased
∼700%
compared
that
observed
catalyst.
Experimental
evidence
theoretical
calculations
showed
modulated
polarity
between
molecules
contributed
adsorption
transformation
O3
•OH
Overall,
results
this
study
highlight
significance
develop
highly
stable
MOF
catalysts
HCO
provide
in-depth
mechanistic
understanding
their
structure–function
evolution,
which
is
expected
facilitate
applications
nanomaterial-based
processes
purification.
