ChemCatChem,
Journal Year:
2025,
Volume and Issue:
unknown
Published: April 1, 2025
Abstract
CO
2
is
a
major
contributor
to
global
warming,
leading
severe
environment
and
human
health
consequences.
Catalytic
hydrogenation
has
emerged
as
one
of
the
most
promising
strategies
mitigate
emissions.
However,
catalytic
performance
existing
catalysts
remains
suboptimal.
Recent
studies
have
highlighted
potential
oxygen
vacancy
(OV)
engineering
enhance
by
activating
reactants,
accelerating
electron
transport,
tuning
surface
chemical
properties
catalysts.
Despite
its
importance,
comprehensive
review
OV
in
reactions
lacking.
This
systematically
examines
recent
advancements
for
design
novel
materials
reactions.
It
covers
key
aspects
such
construction
methods,
characterization
techniques,
functions
OVs.
Additionally,
addresses
challenges
catalyst
synthesis
characterization,
while
outlining
future
directions
field.
aims
provide
valuable
insights
development
highly
efficient
Chemical Society Reviews,
Journal Year:
2024,
Volume and Issue:
unknown
Published: Jan. 1, 2024
This
review
focuses
on
the
synthesis
and
characterization
of
defective
electrocatalysts,
internal
correlation
between
defects
catalytic
activity,
development
application
electrocatalysts
in
various
fields.
Advanced Functional Materials,
Journal Year:
2025,
Volume and Issue:
unknown
Published: Jan. 28, 2025
Abstract
Precise
manipulation
of
coordination
structure
single‐atom
sites
and
establishment
schematic
microenvironment‐oxidation
pathway
relations
remain
significant
challenges
in
Fenton‐like
chemistry.
Herein,
incorporating
sulfur
heteroatoms
into
the
higher
shell
FeN
4
(Fe‐NSC)
exhibited
a
volcano
trend
p
‐hydroxybenzoic
acid
oxidation,
aligning
with
number
positions
dopant.
Specifically,
S
moderate
electronegativity
larger
atomic
radii
triggers
long‐range
electronic
interactions,
which
provoke
Fe
3d
orbital
splitting
spin
electron
rearrangement,
resulting
crossover
states
d
xy
2
yz
1
xz
z
21
.
As
result,
partial
filling
e
g
t
orbitals
σ/π
antibonding
between
2p
optimized
adsorption–desorption
behaviors
key
oxygenated
intermediates
from
peroxymonosulfate
activation.
Thus,
optimal
binding
configuration
weakens
Fe─O
bonding
accelerates
PMS
dissociation
to
yield
C‐S‐N
Fe‐O*,
subsequently
couples
form
O
nearly
100%
selectivity.
The
Fe‐NSC‐functionalized
membrane
outstanding
long‐term
reusability
continuous
flow
reactor
further
validated
practical
application
perspective.
This
study
provides
insight
at
both
levels
for
rational
design
spin‐polarized
catalysts
its
functions
fine‐tuning
oxidation
pathways
environmental
catalysis.
The
capture
of
CO2
with
chemical
looping
combustion
(CLC)
offers
a
novel
approach
to
significantly
reduce
carbon
emissions
while
simultaneously
utilizing
captured
as
valuable
resource
by
leveraging
its
inherent
separation
capability.
in
CLC
technology
achieves
low-cost
through
the
utilization
highly
efficient
oxygen
carriers
(OC),
enabling
coupling
subsequent
hydrogenation
reactions
for
high-value-added
production.
This
review
comprehensively
summarizes
principle
technology,
current
status
OC
research,
and
potential
synthesis,
providing
theoretical
insights
into
feasibility
activating
within
practical
industrial
processes.
stable
brought
about
excellent
properties
higher
application
value
long
term
operation.
careful
selection
rational
design
vacancies
are
keys
enable
this
technology;
however,
further
research
is
needed
develop
optimize
efficiency
product
yields
elucidating
underlying
reaction
mechanisms.
Advanced Materials,
Journal Year:
2024,
Volume and Issue:
unknown
Published: Nov. 6, 2024
Abstract
The
effect
of
mimetic
enzyme
catalysis
is
often
limited
by
insufficient
activity
and
a
single
therapy
not
sufficient
to
meet
the
application
requirements.
In
this
study,
multifunctional
nanozyme,
MMSR‐pS‐PEG,
designed
fabricated
modifying
poly
(ethylene
glycol)
grafted
phosphorylated
serine
(pS‐PEG)
on
mesoporous
hollow
MnMoO
x
spheres,
followed
loading
sorafenib
(SRF)
into
pores.
Strain
engineering‐induced
oxygen
defects
endow
nanozyme
with
enhanced
dual‐enzymatic
mimic
catalase
oxidase‐like
activities,
which
catalyze
conversion
endogenous
H
2
O
subsequently
superoxide
ions
in
acidic
tumor
microenvironment.
Moreover,
as
an
n‐type
semiconductor,
generates
reactive
species
separating
electrons
holes
upon
ultrasonic
irradiation
simultaneously
deplete
glutathione
holes,
thereby
further
augmenting
its
catalytic
effect.
As
ferroptosis
inducer,
SRF
restrains
system
c
−
indirectly
inhibits
synthesis,
synergistically
interacting
stimulate
promoting
lipid
peroxidation
accumulation
downregulation
peroxidase
4.
These
results
provide
valuable
insights
design
enzymatic
high
performance
highlight
promising
approach
for
synergism
therapy.
ACS Catalysis,
Journal Year:
2024,
Volume and Issue:
unknown, P. 17510 - 17524
Published: Nov. 13, 2024
2,5-Furandicarboxylic
acid
(FDCA)
is
a
promising
biomass-derived
alternative
to
fossil-based
terephthalic
acid.
The
catalytic
oxidation
of
5-hydroxymethylfurfural
(HMF)
FDCA
widely
recognized
as
viable
route
for
producing
at
industrially
relevant
concentrations
(approximately
20
wt
%);
however,
this
has
not
yet
been
achieved.
Toward
goal,
we
report
that
through
controlled
engineering
an
oxygen-vacancy-enriched
Mn/Co
oxide
the
support
Pt
nanoparticles,
heterostructure
Pt/PtO2
with
electron-rich
interfacial
Pt–O–Mn
sites
(Pt/Mn10Co1Ox-VC)
formed,
significantly
enhancing
adsorption
and
activation
O2,
HMF,
its
key
intermediates.
As
result,
selective
both
HMF
(up
40
%)
crude
(10
%
70
purity)
was
achieved
high
yields
ranging
from
83%
95%
under
base-free
conditions,
demonstrating
strong
economic
feasibility
industrial
potential
production.
This
work
highlights
rational
design
structures
efficient
aldehydes
alcohols
bio-based
dicarboxylic
acids
concentrations,
paving
way
serve
sustainable
comonomer
in
polyester
