Advanced Materials,
Journal Year:
2024,
Volume and Issue:
36(29)
Published: May 20, 2024
Mott-Schottky
construction
and
plasmon
excitation
represent
two
highly-efficient
closely-linked
coping
strategies
to
the
high
energy
loss
of
oxygen
evolution
reaction
(OER),
but
combined
effect
has
rarely
been
investigated.
Herein,
with
Ag
nanoparticles
as
electronic
structure
regulator
exciter,
Ag/CoV-LDH@G
nanohybrids
(NHs)
heterojunction
notable
are
well-designed.
Combining
theoretical
calculations
experiments,
it
is
found
that
modulates
Fermi
level/energy
band
CoV-LDH,
which
in
turn
leads
lowered
d-band
center
(from
-0.89
-0.93),
OER
barrier
6.78
1.31
eV),
preeminent
thermal/electronic
effects.
The
thermal
can
offset
endothermic
enthalpy
change
OER,
promote
deprotonation
*OOH,
accelerate
electron
transfer
kinetics.
Whereas
increase
density
charge
carriers
0.70
×
10
Advanced Materials,
Journal Year:
2023,
Volume and Issue:
36(5)
Published: Sept. 13, 2023
Efficient
utilization
of
sunlight
in
photocatalysis
is
widely
recognized
as
a
promising
solution
for
addressing
the
growing
energy
demand
and
environmental
issues
resulting
from
fossil
fuel
consumption.
Recently,
there
have
been
significant
developments
various
near-infrared
(NIR)
light-harvesting
systems
artificial
photosynthesis
photocatalytic
remediation.
This
review
provides
an
overview
most
recent
advancements
NIR
light
through
creation
novel
nanostructured
materials
molecular
photosensitizers,
well
modulating
strategies
to
enhance
processes.
A
special
focus
given
emerging
two-photon
excitation
photocatalysis.
The
unique
features
limitations
different
are
critically
evaluated.
In
particular,
it
highlights
advantages
utilizing
compared
UV-visible
irradiation
one-photon
excitation.
Ongoing
challenges
potential
solutions
future
exploration
light-responsive
also
discussed.
ACS Catalysis,
Journal Year:
2023,
Volume and Issue:
13(16), P. 10855 - 10865
Published: Aug. 2, 2023
Photothermal
catalytic
dry
reforming
of
methane
(DRM)
is
a
promising
process
for
simultaneous
solar
energy
conversion
and
fossil
fuel
upgrading;
however,
its
mechanistic
difference
from
thermocatalysis
has
not
been
much
investigated.
Herein,
we
report
comprehensive
investigation
bimetal
NiCo/SiO2
in
photothermo-
thermocatalytic
DRM.
Co
substitution
Ni/SiO2
poses
suppressing
effect
on
thermocatalysis,
while
promotion
emerges
after
light
irradiation.
In
situ
diffuse
reflectance
infrared
Fourier
transform
spectroscopy
theoretical
simulations
reveal
that
thermodynamically
inhibits
the
cleavage
C–H
methane,
CO2
dissociation,
CO
desorption
thermal
catalysis.
While
energetic
hot
carriers
are
evidenced
NiCo
alloy
under
irradiation,
they
directly
activate
reactant
molecules
overcome
thermodynamic
barriers
to
selectively
promote
generation
*CHO
instead
*C
coke.
Thus,
achieves
higher
photo-to-thermal
efficiency
prominent
performance
photothermal
This
work
unveils
intrinsic
photo
effects
non-noble
bimetallic
catalysts
DRM
developing
robust
practical
applications.
