Advanced Energy Materials,
Год журнала:
2024,
Номер
unknown
Опубликована: Дек. 1, 2024
Abstract
Driving
efficient
artificial
photosynthesis
of
H
2
O
is
highly
desirable
in
both
academic
and
industrial
fields.
Here,
a
new
core–shell
Bi
3
TiNbO
9
@C
4
N
heterojunction
constructed
for
photocatalytic
production
by
situ
encapsulating
an
ultrathin
layer
covalent
organic
framework
material
(C
N)
on
Aurivillius‐type
microsheets.
The
porous
C
found
to
enhance
visible‐light
absorption
ability
facilitate
the
adsorption
activation
reactants
intermediates.
hybrid
follows
S‐scheme
charge
transfer
with
assistance
strong
internal
electric
field
(IEF),
which
promotes
spatial
separation
photogenerated
carriers
effectively
maintains
their
redox
abilities.
As
result,
optimized
unveils
high
yield
rate
1.25(2)
mmol
g
−1
h
absence
sacrificial
agents
cocatalyst,
10.9
3.5
folds
higher
than
those
pristine
catalysts,
respectively.
This
work
provides
strategy
decorate
frameworks
(COFs)
oxide
perovskites
,
may
stimulate
intensive
investigation
interests
functional
materials/COFs
materials
various
photocatalysis
applications.
Advanced Energy Materials,
Год журнала:
2024,
Номер
14(23)
Опубликована: Апрель 3, 2024
Abstract
Solar
energy
can
be
utilized
in
photocatalysis
technology
to
realize
light‐driven
hydrogen
peroxide
(H
2
O
)
production,
a
green
chemical
synthesis
route.
Designing
high‐performance
photocatalysts
is
critical
achieving
practical
solar
H
production.
During
the
past
decade,
significant
research
progress
made
photocatalytic
materials
for
Particularly
2D
materials‐based
stand
out
due
their
unique
physical
and
properties.
This
review
highlights
intricate
relationship
between
material
innovation
photochemical
It
starts
with
fundamental
principles
of
generation,
focusing
on
crucial
steps
such
as
photon
absorption,
carrier
dynamics,
surface
reactions,
challenges
that
solve
at
each
step.
Then,
various
production
are
introduced
detail.
Engineering
strategies
optimize
performance
discussed
afterward.
Finally,
future
opportunities
designing
outlined.
expected
inspire
engineering
conversion
other
chemicals.
Abstract
Electrocatalytic
nitrogen
reduction
technology
seamlessly
aligns
with
the
principles
of
environmentally
friendly
chemical
production.
In
this
paper,
a
comprehensive
review
recent
advancements
in
electrocatalytic
NH
3
synthesis
utilizing
single‐atom
catalysts
(SACs)
is
offered.
Into
research
and
applications
three
categories
SACs:
noble
metals
(Ru,
Au,
Rh,
Ag),
transition
(Fe,
Mo,
Cr,
Co,
Sn,
Y,
Nb),
nonmetallic
(B)
context
ammonia
delved.
In‐depth
insights
into
material
preparation
methods,
coordination
patterns,
characteristics
reaction
(NRR)
are
provided.
The
systematic
comparison
capabilities
various
SAC
types
offers
framework
for
their
integration
NRR.
Additionally,
challenges,
potential
solutions,
future
prospects
incorporating
SACs
endeavors
discussed.
Abstract
Hydrogen
peroxide
(H
2
O
)
is
a
highly
value‐added
and
environmental‐friendly
chemical
with
various
applications.
The
production
of
H
by
electrocatalytic
2e
−
oxygen
reduction
reaction
(ORR)
has
emerged
as
promising
alternative
to
the
energy‐intensive
anthraquinone
process.
High
selectivity
Catalysts
combining
superior
activity
are
critical
for
efficient
electrosynthesis
.
Earth‐abundant
transition
metal
selenides
(TMSs)
being
discovered
classic
stable,
low‐cost,
active
selective
catalysts
electrochemical
ORR.
These
features
come
from
relatively
large
atomic
radius
selenium
element,
metal‐like
properties
abundant
reserves.
Moreover,
compared
advanced
noble
or
single‐atom
catalysts,
kinetic
current
density
TMSs
generation
higher
in
acidic
solution,
which
enable
them
become
suitable
catalyst
candidates.
Herein,
recent
progress
ORR
systematically
reviewed.
effects
electrocatalysts
on
activity,
stability
summarized.
It
intended
provide
an
insight
design
corresponding
mechanisms
device
setup,
discuss
relationship
between
structure
activity.
Hydrogen
peroxide
(H2O2)
is
an
environmentally
friendly
and
efficient
oxidant
with
diverse
applications
in
the
chemical
industry,
medicine,
energy,
environmental
protection.
While
anthraquinone
oxidation
process
has
traditionally
dominated
industrial
H2O2
production,
its
complexity
high
pollution
levels
present
significant
challenges.
In
response,
alternative
methods
such
as
electrochemical,
photochemical,
photoelectrochemical
pathways
have
emerged,
providing
greener
more
sustainable
solutions.
These
innovative
approaches
leverage
only
water,
oxygen,
solar
or
electrical
positioning
them
viable
substitutes
for
energy-intensive
process.
This
review
delves
into
latest
advancements
production
through
twoelectron
oxygen
reduction
reaction
(2e-ORR),
water
(2e-WOR),
synergistic
two-channel
pathway
(2e-ORR
+
2e-WOR)
(photo)electrochemical
systems,
focusing
on
pathways.
It
discusses
underlying
mechanisms,
evaluation
parameters,
design
of
high-performance
catalysts
on-site
applications.
Recent
developments
advanced
(photo)electrocatalysts
over
past
five
years
are
highlighted,
including
key
strategies
that
enhance
catalytic
performance.
The
also
addresses
future
challenges
prospects
catalyst
practical
systems
serving
a
valuable
reference
researchers
field.
EES Catalysis,
Год журнала:
2024,
Номер
2(4), С. 884 - 910
Опубликована: Янв. 1, 2024
Achieving
value-added
transformation
of
chemicals
through
green
catalytic
technology
can
simultaneously
meet
the
market
and
environmental
protection.
This
article
reviews
recent
advances
in
synthesizing
using
piezo-(photo)catalytic
technologies.
Chemistry - A European Journal,
Год журнала:
2024,
Номер
30(46)
Опубликована: Июнь 12, 2024
The
prodigious
employment
of
fossil
fuels
to
conquer
the
global
energy
demand
is
becoming
a
dreadful
threat
human
society.
This
predicament
appealing
for
potent
photocatalyst
that
can
generate
alternate
sources
via
solar
chemical
conversion.
With
this
interest,
we
have
fabricated
ternary
heterostructure
Ti
Advanced Materials,
Год журнала:
2024,
Номер
36(44)
Опубликована: Июнь 24, 2024
Single-atom
catalysts
(SACs)
are
flourishing
in
various
fields
because
of
their
100%
atomic
utilization.
However,
uncontrollable
selectivity,
poor
stability
and
vulnerable
inactivation
remain
critical
challenges.
According
to
theoretical
predictions
experiments,
a
heteronuclear
CoZn
dual-single-atom
confined
N/O-doped
hollow
carbon
nanotube
reactors
(CoZn
Abstract
Hydrogen
peroxide
(H
2
O
)
has
been
considered
an
energy
carrier
(fuel)
and
oxidizer
for
various
chemical
synthesis
environmental
remediation
processes.
Biomass
valorization
can
generate
high‐value‐added
products
in
a
green
pollution‐free
way
to
solve
the
crisis.
The
biomass
coupled
with
H
generation
via
photo‐,
electro‐,
photoelectrocatalysis
plays
positive
role
sustainable
targets,
which
maximize
utilization
realize
production
of
value‐added
fuel
synthesis.
Recently,
catalyst
design
mechanism
studies
are
infancy
stage.
Herein,
this
review
begins
background
on
photoelectrocatalytic
techniques
generation,
valorization,
couples
valorization.
Meanwhile,
progress
reaction
reviewed.
Finally,
prospects
challenges
synergistic
system
achieving
high
conversion,
selectivity,
efficiency
envisioned.
Advanced Functional Materials,
Год журнала:
2024,
Номер
unknown
Опубликована: Окт. 14, 2024
Abstract
The
photocatalytic
oxygen
reduction
reaction
(ORR)
is
a
key
pathway
for
producing
hydrogen
peroxide
(H
2
O
).
While
most
previous
studies
have
focused
on
the
two‐step
2e
−
ORR
process,
one‐step
two‐electron
route
offers
thermodynamic
and
kinetic
advantages
that
can
significantly
enhance
activity
selectivity.
In
this
study,
photocatalyst
design
reported
by
incorporating
cadmium
into
vacancy‐rich
Zn
3
S
6
(Cd‐S
V
/ZIS).
This
catalyst
enables
H
production
via
process
without
use
of
sacrificial
agents,
achieving
high
yield
39.42
µmol
g
−1
min
under
UV–vis
light
irradiation,
outperforming
ZIS‐based
photocatalysts.
Theoretical
simulations
experimental
results
demonstrate
Cd
doping
improves
carrier
kinetics
catalyst,
broadens
its
absorption
range,
promotes
Yeager
adsorption
configuration
,
leading
to
highly
active
selective
generation.
study
provides
insights
efficient
photocatalysts
production.
