Advanced Materials,
Год журнала:
2024,
Номер
36(37)
Опубликована: Май 19, 2024
Abstract
The
conversion
of
carbon
dioxide
(CO
2
)
into
value‐added
chemicals
with
two
or
more
carbons
(C
2+
is
a
promising
strategy
that
cannot
only
mitigate
anthropogenic
CO
emissions
but
also
reduce
the
excessive
dependence
on
fossil
feedstocks.
In
recent
years,
atomically
dispersed
metal
catalysts
(ADCs),
including
single‐atom
(SACs),
dual‐atom
(DACs),
and
single‐cluster
(SCCs),
emerged
as
attractive
candidates
for
fixation
reactions
due
to
their
unique
properties,
such
maximum
utilization
active
sites,
tunable
electronic
structure,
efficient
elucidation
catalytic
mechanism,
etc.
This
review
provides
an
overview
significant
progress
in
synthesis
characterization
ADCs
utilized
photocatalytic,
electrocatalytic,
thermocatalytic
toward
high‐value
C
compounds.
To
provide
insights
designing
chemical
originating
from
,
key
factors
influence
activity
selectivity
are
highlighted.
Finally,
relevant
challenges
opportunities
discussed
inspire
new
ideas
generation
‐based
products
over
ADCs.
Advanced Functional Materials,
Год журнала:
2025,
Номер
unknown
Опубликована: Апрель 1, 2025
Abstract
The
synergistic
effects
in
electrocatalysis
can
significantly
enhance
catalyst
performance
by
improving
catalytic
activity,
selectivity,
and
stability,
optimizing
reaction
mechanisms
electron
transfer
processes.
This
review
summarizes
recent
advancements
the
of
electrochemical
reduction
CO
2
(eCO
RR)
to
multi‐carbon
(C
2+
)
products.
Starting
with
fundamental
principles
eCO
RR
for
C
product
formation,
paper
outlines
producing
,
3
4
5
A
comprehensive
discussion
is
provided
on
critical
impact
structure–performance
relationship
production
Subsequently,
observed
are
classified
various
electrocatalysts
different
properties,
including
single/dual‐atom
catalysts,
multi‐centric
single‐atom
alloys,
metal‐organic
frameworks,
heterojunction
catalysts.
Finally,
challenges
achieving
selective
formation
through
discussed,
along
corresponding
strategies
overcome
obstacles.
ACS Nano,
Год журнала:
2023,
Номер
17(19), С. 18688 - 18705
Опубликована: Сен. 19, 2023
Electrochemical
CO2
reduction
(ECO2R)
with
renewable
electricity
is
an
advanced
carbon
conversion
technology.
At
present,
copper
the
only
metal
to
selectively
convert
into
multicarbon
(C2+)
products.
Among
them,
atomically
dispersed
(AD)
Cu
catalysts
have
received
great
attention
due
relatively
single
chemical
environment,
which
are
able
minimize
negative
impact
of
morphology,
valence
state,
and
crystallographic
properties,
etc.
on
product
selectivity.
Furthermore,
completely
exposed
atomic
sites
not
provide
space
bonding
electrons
for
adsorption
reactants
in
favor
better
catalytic
activity
but
also
ideal
platform
studying
its
reaction
mechanism.
This
review
summarizes
recent
progress
AD
as
a
chemically
tunable
ECO2R,
including
dynamic
evolution,
performance,
prospects
challenges
ECO2R
carefully
discussed.
We
sincerely
hope
that
this
can
contribute
rational
design
enhanced
performance
ECO2R.
Abstract
Solar‐driven
carbon
dioxide
(CO
2
)
methanation
holds
significant
research
value
in
the
context
of
emission
reduction
and
energy
crisis.
However,
this
eight‐electron
catalytic
reaction
presents
substantial
challenges
activity
selectivity.
In
regard,
researchers
have
conducted
extensive
exploration
achieved
developments.
This
review
provides
an
overview
recent
advances
efficient
selective
photocatalytic
CO
methanation.
It
begins
by
discussing
fundamental
principles
detail,
analyzing
strategies
for
improving
efficiency
conversion
to
CH
4
comprehensively.
Subsequently,
it
outlines
applications
advanced
characterization
methods
Finally,
highlights
prospects
opportunities
area,
aiming
inspire
into
high‐value
shed
light
on
mechanisms.
Angewandte Chemie International Edition,
Год журнала:
2024,
Номер
63(22)
Опубликована: Март 26, 2024
Abstract
Single
atomic
catalysts
(SACs)
offer
a
superior
platform
for
studying
the
structure–activity
relationships
during
electrocatalytic
CO
2
reduction
reaction
(CO
RR).
Yet
challenges
still
exist
to
obtain
well‐defined
and
novel
site
configuration
owing
uncertainty
of
functional
framework‐derived
SACs
through
calcination.
Herein,
Bi−N
O
supported
on
(1
1
0)
plane
hydrogen‐bonded
organic
framework
(HOF)
is
reported
directly
RR.
In
flow
cell,
target
catalyst
Bi1‐HOF
maintains
faradaic
efficiency
(FE)
HCOOH
over
90
%
at
wide
potential
window
1.4
V.
The
corresponding
partial
current
density
ranges
from
113.3
747.0
mA
cm
−2
.
And,
exhibits
long‐term
stability
30
h
under
successive
potential‐step
test
with
100–400
Density
function
theory
(DFT)
calculations
illustrate
that
HOF
effectively
induces
oriented
electron
transfer
Bi
center
molecule,
reaching
an
enhanced
activation
reduction.
Besides,
this
study
offers
versatile
method
reach
series
M−N
sites
regulable
metal
centers
via
same
intercalation
mechanism,
broadening
Single-atom
catalysts
(SACs)
hold
immense
promise
in
facilitating
the
rational
use
of
metal
resources
and
achieving
atomic
economy
due
to
their
exceptional
atom-utilization
efficiency
distinct
characteristics.
Despite
growing
interest
SACs,
only
limited
reviews
have
holistically
summarized
advancements
centering
on
performance
metrics.
In
this
review,
first,
a
thorough
overview
research
progress
SACs
is
presented
from
perspective
strategies,
advancements,
intriguing
approaches
employed
enhance
critical
attributes
are
discussed.
Subsequently,
comprehensive
summary
analysis
electrochemical
applications
provided,
with
particular
focus
efficacy
oxygen
reduction
reaction
,
evolution
reaction,
hydrogen
CO
Advanced Energy Materials,
Год журнала:
2024,
Номер
14(21)
Опубликована: Фев. 27, 2024
Abstract
In
response
to
the
global
climate
change
and
energy
crisis,
electrocatalytic
CO
2
reduction
reaction
(ECR)
is
regarded
as
one
of
potential
ways
simultaneously
reach
conversion
obtain
various
value‐added
products.
Currently,
several
challenges
remain
for
in‐depth
understanding
ECR
from
fundamentals,
including
ambiguous
structure‐activity
relationships,
uncontrollable
catalytic
selectivity,
complex
mechanisms.
Compared
traditional
metal
nanoparticle‐based
materials,
atomically
dispersed
catalysts
(ADCs)
have
aroused
significant
interest
owing
their
maximal
atomic
utilization
simplified
site
configuration,
offering
a
superior
platform
discussing
relationships
during
ECR.
Especially,
adjacent
pairs
(AAPs)
within
ADCs
are
gradually
emphasized
novel
concept
follow
synergistic
mechanisms
Herein,
first
time
broad
AAPs
analyzed
how
reached
effect
summarized.
view
varying
on
different
supports,
three
types
supports
illustrated
(containing
graphene
model,
functional
porous
frameworks,
metals
oxides),
aiming
help
scholars
with
more
insights
in
broadening
feasible
ADCs.
Angewandte Chemie International Edition,
Год журнала:
2024,
Номер
63(46)
Опубликована: Авг. 12, 2024
Abstract
Light‐driven
dry
reforming
of
methane
is
a
promising
and
mild
route
to
convert
two
greenhouse
gas
into
valuable
syngas.
However,
developing
facile
strategy
atomically‐precise
regulate
the
active
sites
realize
balanced
stable
syngas
production
still
challenging.
Herein,
we
developed
spatial
confinement
approach
precisely
control
over
platinum
species
on
TiO
2
surfaces,
from
single
atoms
nanoclusters.
The
configuration
comprising
sub‐nanoclusters
engenders
pronounced
electronic
metal‐support
interactions,
with
resultant
interfacial
states
prompting
surface
charge
rearrangement.
unique
geometric
properties
these
atom‐cluster
assemblies
facilitate
effective
activation
CH
4
CO
,
accelerating
intermediate
coupling
minimizing
side
reactions.
Our
catalyst
exhibits
an
outstanding
generation
rate
34.41
mol
g
Pt
−1
h
superior
durability,
displaying
high
apparent
quantum
yield
9.1
%
at
365
nm
turnover
frequency
1289
.
This
work
provides
insightful
understanding
for
exploring
more
multi‐molecule
systems
atomic
scale.
