Dalton Transactions,
Год журнала:
2023,
Номер
52(8), С. 2335 - 2344
Опубликована: Янв. 1, 2023
In
this
work,
a
MXene@AgPd/polydopamine
(PDA)
nanosheet
with
excellent
photothermal
conversion
efficiency
was
successfully
synthesized
by
simple
redox-oxidative
polymerization
method.
Interestingly,
AgPd
bimetallic
nanocrystals
sandwiched
between
MXene
and
PDA
layer
have
cage-like
nanostructure,
which
is
favorable
for
high
catalytic
antibacterial
performance.
Importantly,
the
MXene@AgPd/PDA
exhibits
good
activity
reduction
of
4-nitrophenol
(1.2
min-1
mg-1)
dynamics
can
be
improved
about
1.2
times
under
NIR
(near-infrared
light,
808
nm,
2.5
W
cm-2)
irradiation.
As
shell
well
protected,
retained
more
than
90%
after
6
cycles.
addition,
due
to
presence
Ag
component,
exhibited
against
both
Gram-negative
(E.
coli)
Gram-positive
(S.
aureus)
bacteria.
Under
near-infrared
light
irradiation,
its
further
enhanced
effect.
Angewandte Chemie International Edition,
Год журнала:
2023,
Номер
62(15)
Опубликована: Янв. 23, 2023
Abstract
Photocatalytic
water
splitting
and
carbon
dioxide
(CO
2
)
reduction
provide
promising
solutions
to
global
energy
environmental
issues.
In
recent
years,
metal‐organic
frameworks
(MOFs),
a
class
of
crystalline
porous
solids
featuring
well‐defined
tailorable
structures
as
well
high
surface
areas,
have
captured
great
interest
toward
photocatalytic
CO
reduction.
this
review,
the
semiconductor‐like
behavior
MOFs
is
first
discussed.
We
then
summarize
advances
in
over
MOF‐based
materials
focus
on
unique
advantage
for
clarifying
structure‐property
relationship
photocatalysis.
addition,
some
representative
characterization
techniques
been
presented
unveil
kinetics
reaction
intermediates
systems.
Finally,
challenges,
perspectives
future
directions
are
proposed.
Journal of the American Chemical Society,
Год журнала:
2023,
Номер
145(9), С. 5486 - 5495
Опубликована: Фев. 23, 2023
Ammonia
borane
(AB)
has
been
regarded
as
a
promising
material
for
chemical
hydrogen
storage.
However,
the
development
of
efficient,
cost-effective,
and
stable
catalysts
H2
generation
from
AB
hydrolysis
remains
bottleneck
realizing
its
practical
application.
Herein,
step-by-step
reduction
strategy
developed
to
synthesize
series
bimetallic
species
with
small
sizes
high
dispersions
onto
various
metal
oxide
supports.
Superior
other
non-noble
species,
introduction
Co
can
remarkably
universally
promote
catalytic
activity
noble
metals
(e.g.,
Pt,
Rh,
Ru,
Pd)
in
reactions.
The
optimized
Pt0.1%Co3%/TiO2
catalyst
exhibits
superhigh
rate
hydrolysis,
showing
turnover
frequency
(TOF)
value
2250
molH2
molPt–1
min–1
at
298
K.
Such
TOF
is
about
10
15
times
higher
than
that
monometal
Pt/TiO2
commercial
Pt/C
catalysts,
respectively.
density
functional
theory
(DFT)
calculation
reveals
synergy
between
Pt
CoO
chemisorption
dissociation
water
molecules,
accelerating
evolution
hydrolysis.
Significantly,
representative
Pt0.25%Co3%/TiO2
excellent
stability,
achieving
record-high
number
up
215,236
room
temperature.
performance,
superior
low
cost
designed
create
new
prospects
their
application
Advanced Materials,
Год журнала:
2023,
Номер
35(39)
Опубликована: Июль 8, 2023
While
the
microenvironment
around
catalytic
sites
is
recognized
to
be
crucial
in
thermocatalysis,
its
roles
photocatalysis
remain
subtle.
In
this
work,
a
series
of
sandwich-structured
metal-organic
framework
(MOF)
composites,
UiO-66-NH2
@Pt@UiO-66-X
(X
means
functional
groups),
rationally
constructed
for
visible-light
photocatalytic
H2
production.
By
varying
─X
groups
UiO-66-X
shell,
Pt
and
photosensitive
core
can
simultaneously
modulated.
Significantly,
MOF
composites
with
identical
light
absorption
loading
present
distinctly
different
production
rates,
following
group
sequence
─H
>
─Br
─NA
(naphthalene)
─OCH3
─Cl
─NO2
.
@Pt@UiO-66-H
demonstrates
rate
up
2708.2
µmol
g-1
h-1
,
≈222
times
that
@Pt@UiO-66-NO2
Mechanism
investigations
suggest
variation
balance
charge
separation
proton
reduction
ability
Pt,
leading
an
optimal
activity
at
equilibrium
point.
Chemical Society Reviews,
Год журнала:
2024,
Номер
53(18), С. 9378 - 9418
Опубликована: Янв. 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.
ACS Catalysis,
Год журнала:
2023,
Номер
13(10), С. 6730 - 6743
Опубликована: Май 2, 2023
Plasmonic
catalysis
is
an
ever-growing
field
in
which
chemical
reactions
are
enabled
by
visible
light
excitation.
The
plasmonic
effects
provide
a
unique
reaction
environment,
can
greatly
affect
processes.
On
the
basis
of
extensive
research
on
plasmon-induced
reactions,
we
focus
fundamentals
plasmon-mediated
catalytic
selectivity
and
summarize
recent
advances
emerging
opportunities
selective
bond
evolution
this
perspective.
Taking
representative
as
examples,
feature
advantage
surface
plasmons
modulating
deciphered
from
perspective
three
elementary
steps:
adsorption
reactants,
activation
adsorbates,
desorption
products.
In
addition,
nanoconfined
spatially
also
included.
This
informs
insights
for
rationally
engineering
systems
toward
purposeful
solar
energy
utilization.
Chemical Reviews,
Год журнала:
2025,
Номер
unknown
Опубликована: Фев. 18, 2025
The
electrocatalytic
technique,
as
an
efficient
energy
storage
and
conversion
technology,
has
attracted
significant
attention
to
address
exhaustion
environmental
pollution.
Usually,
the
activity
selectivity
of
reactions
are
largely
dominated
by
dynamic
process
occurring
on
electrocatalysts.
Therefore,
high-performance
electrocatalysts,
which
can
dominate
pathway
barrier
reactions,
great
significance
for
advancement
technique.
Metal-organic
frameworks
(MOFs),
emerging
crystalline
porous
materials,
present
structural
component
advantages
including
well-defined
structure,
high
surface
area,
large
porosity,
diverse
components,
easy
tailorability,
demonstrating
fantastic
potential
precise
fabrication
In
this
Review,
strategies
in
electrocatalysts
based
MOF-related
materials
specifically
introduced
from
aspects
catalytic
site
design
microenvironment
modulation
around
sites.
Furthermore,
representative
progress
achieved
various
applications
employing
MOF-based
is
systematically
summarized,
with
special
emphasis
MOFs
performance
optimization.
Finally,
remaining
challenges
future
perspectives
further
highlighted.
