Advanced Energy Materials,
Journal Year:
2024,
Volume and Issue:
14(18)
Published: Feb. 27, 2024
Abstract
In
light
of
the
profound
shift
toward
renewable
fuels,
dual‐atom
catalysts
(DACs)
are
impressively
prospected
as
auspicious
for
electrocatalysis
revitalization,
accomplishing
environmental
remediation
and
sustainable
global
energy
security.
Leveraging
appealing
attributes
such
inspiring
synergistic
effect,
additional
adjacent
adsorption
sites,
ultrahigh
atom
utilization,
DACs
endowed
with
unprecedented
stability,
activity,
selectivity
in
multifarious
energy‐related
applications.
By
virtue
addressing
time
technological
prominence
to
review
this
ground‐breaking
atomic
electrocatalyst,
first
encompasses
a
correlation
elucidation
between
substrate,
dual‐atoms,
facile
synthetic
approaches
intriguing
modification
strategies.
Furthermore,
state‐of‐the‐art
characterization
techniques
specially
employed
spotlighted,
alongside
rigorously
unveiling
novel
mechanistic
insights’
milestone
gained
from
both
theoretical
modeling
experimental
research
multitudes
environmentally
benign
electrocatalytic
applications,
including
O
2
reduction,
CO
H
evolution,
N
other
fundamental
reactions.
As
final
note,
presents
brief
conclusion
highlighting
current
challenges
outlining
prospects
frontier.
Importantly,
deciphers
structure‐performance
while
excavating
advancement
DACs,
thus
is
anticipated
shed
catalysis
community
on
bolstering
an
intense
evolution
triggering
sapient
inspiration
more
robust
next‐generation
catalysts.
Advanced Energy Materials,
Journal Year:
2022,
Volume and Issue:
12(9)
Published: Jan. 18, 2022
Abstract
In
recent
years,
dual‐atom
catalysts
(DACs)
have
attracted
extensive
attention,
as
an
extension
of
single‐atom
(SACs).
Compared
with
SACs,
DACs
higher
metal
loading
and
more
complex
flexible
active
sites,
thus
achieving
better
catalytic
performance
providing
opportunities
for
electrocatalysis.
This
review
introduces
the
research
progress
in
years
on
how
to
design
new
enhance
Firstly,
advantages
increasing
are
introduced.
Then,
role
changing
adsorption
condition
reactant
molecules
atoms
is
discussed.
Moreover,
ways
which
can
reduce
reaction
energy
barrier
key
steps
change
path
explored.
Catalytic
applications
different
electrocatalytic
reactions,
including
carbon
dioxide
reduction
reaction,
oxygen
evolution
hydrogen
nitrogen
followed.
Finally,
a
brief
summary
made
challenges
prospects
Energy & Environmental Science,
Journal Year:
2023,
Volume and Issue:
17(1), P. 49 - 113
Published: Nov. 7, 2023
This
perspective
highlights
recent
advancements
in
innovative
strategies
to
provide
valuable
insights
into
the
potential
for
energy-saving
hydrogen
production
through
water
electrolysis.
Advanced Materials,
Journal Year:
2022,
Volume and Issue:
34(39)
Published: May 17, 2022
Abstract
Atomically
dispersed
metal
catalysts
have
triggered
great
interest
in
the
field
of
catalysis
owing
to
their
unique
features.
Isolated
single
or
few
atoms
can
be
anchored
on
substrates
via
chemical
bonding
space
confinement
maximize
atom
utilization
efficiency.
The
key
challenge
lies
precisely
regulating
geometric
and
electronic
structure
active
centers,
thus
significantly
influencing
catalytic
properties.
Although
several
reviews
been
published
preparation,
characterization,
application
single‐atom
(SACs),
comprehensive
understanding
SACs,
dual‐atom
(DACs),
atomic
clusters
has
never
systematically
summarized.
Here,
recent
advances
engineering
local
environments
state‐of‐the‐art
DACs,
for
enhanced
performance
are
highlighted.
Firstly,
various
synthesis
approaches
presented.
Then,
special
attention
is
focused
elucidation
terms
state
coordination
structure.
Furthermore,
a
summary
isolated
applications
thermocatalysis,
electrocatalysis,
photocatalysis
provided.
Finally,
potential
challenges
future
opportunities
this
emerging
This
review
will
pave
way
regulate
microenvironment
site
boosting
processes.
Advanced Science,
Journal Year:
2021,
Volume and Issue:
8(23)
Published: Oct. 23, 2021
Abstract
The
highly
efficient
energy
conversion
of
the
polymer‐electrolyte‐membrane
fuel
cell
(PEMFC)
is
extremely
limited
by
sluggish
oxygen
reduction
reaction
(ORR)
kinetics
and
poor
electrochemical
stability
catalysts.
Hitherto,
to
replace
costly
Pt‐based
catalysts,
non‐noble‐metal
ORR
catalysts
are
developed,
among
which
transition
metal–heteroatoms–carbon
(TM–H–C)
materials
present
great
potential
for
industrial
applications
due
their
outstanding
catalytic
activity
low
expense.
However,
during
testing
in
a
two‐electrode
system
high
complexity
have
become
big
barrier
commercial
applications.
Thus,
herein,
simplify
research,
typical
Fe–N–C
material
with
relatively
simple
constitution
structure,
selected
as
model
catalyst
TM–H–C
explore
improve
such
kind
Then,
different
types
active
sites
(centers)
coordination
systematically
summarized
discussed,
possible
attenuation
mechanism
strategies
analyzed.
Finally,
some
challenges
faced
prospects
proposed
shed
light
on
future
development
trend
advanced
catalysis.
Advanced Energy Materials,
Journal Year:
2021,
Volume and Issue:
12(1)
Published: Nov. 21, 2021
Abstract
Indisputably,
noble‐metal
single
atom
catalysts
(SACs)
are
one
of
the
most
popular
research
topics
in
field
catalysis
because
their
low
cost,
ultrahigh
atomic
utilization,
and
distinctive
performance
for
a
wide
variety
catalytic
reactions.
Support
materials
play
vital
role
preparation
SACs.
Thus,
diverse
support
have
been
developed
very
rapidly
elaborately
designed
last
few
years.
In
this
review,
effects
SACs
first
systematically
introduced,
including
anchoring
effects,
strong
metal–support
interactions,
synergistic
effects.
Moreover,
recent
advances
classified
discussed
detail
with
focus
on
mechanism.
Importantly,
design
strategies
advanced
supports
summarized
guiding
development
utilization
materials.
To
conclude
possible
future
directions
put
forward
to
help
overcome
current
issues
facing
Chemical Society Reviews,
Journal Year:
2022,
Volume and Issue:
51(21), P. 8923 - 8956
Published: Jan. 1, 2022
This
review
presents
recent
developments
in
the
synthesis,
modulation
and
characterization
of
multi-atom
cluster
catalysts
for
electrochemical
energy
applications.
Journal of Materials Chemistry A,
Journal Year:
2021,
Volume and Issue:
9(35), P. 19489 - 19507
Published: Jan. 1, 2021
Single-atom
and
double-atom
catalysts
have
emerged
as
a
new
Frontier
in
many
fields
due
to
their
high
atom-utilization
efficiency,
excellent
catalytic
properties
good
durability.
Small,
Journal Year:
2021,
Volume and Issue:
18(12)
Published: Dec. 12, 2021
Abstract
Atomic
catalysts
(AC)
are
gaining
extensive
research
interest
as
the
most
active
new
frontier
in
heterogeneous
catalysis
due
to
their
unique
electronic
structures
and
maximum
atom‐utilization
efficiencies.
Among
all
atom
catalysts,
atomically
dispersed
heteronuclear
dual‐atom
(HDACs),
which
featured
with
asymmetric
sites,
have
recently
opened
pathways
field
of
advancing
atomic
catalysis.
In
this
review,
up‐to‐date
investigations
on
together
last
advances
theoretical
predictions
experimental
constructions
summarized.
Furthermore,
current
synthetic
strategies
accessible
characterization
techniques
for
these
kinds
also
discussed.
Finally,
crucial
challenges
both
aspects,
well
future
prospects
HDACs
energy‐related
applications
provided.
It
is
believed
that
review
will
inspire
rational
design
synthesis
generation
highly
effective
HDACs.
ACS Catalysis,
Journal Year:
2022,
Volume and Issue:
12(9), P. 5540 - 5548
Published: April 25, 2022
Dual-atom
catalysts
(DACs)
have
attracted
considerable
interest
since
they
utilize
adjacent
metal
centers
in
the
metal(I)–metal(II)
dimer
structure
to
achieve
functionality
complementarity
and
more
flexible
active
sites
compared
single-atom
(SACs).
Herein,
we
report
that
synergistic
effect
electron
redistribution
Pt1Ru1
can
simultaneously
accelerate
H2
generation
improve
catalyst's
activity.
The
as-developed
Pt1Ru1/NMHCS-A
exhibits
a
quite
low
overpotential
(η10)
of
22
mV
drive
current
density
10
mA
cm–2,
large
mass
activity
3.49
A
mg–1
at
50
overpotential,
high
turnover
frequency
(TOF)
74.14
s–1
200
slight
increment
3
for
η10
after
10,000
consecutive
cyclic
voltammetry
(CV)
cycles
0.5
M
H2SO4
solution,
greatly
outperforming
commercial
20
wt
%
Pt/C
benchmark
nanoparticle
counterparts.
detailed
spectroscopic
investigations
theoretical
calculations
confirm
formation
C1–Pt–Ru–N2
coordination
reveal
Ru
on
Pt
atom.
With
atom
tuning
redistribution,
acting
as
site
shows
strong
abilities
adsorb
reduce
proton,
thus
leading
optimal
HER
Our
work
provides
constructive
guidance
fabrication
dimers
precise
regulation
their
electronic
structures
excellent
catalytic
activities.
Advanced Energy Materials,
Journal Year:
2022,
Volume and Issue:
12(27)
Published: June 1, 2022
Abstract
Hydrogen
is
widely
believed
to
be
a
promising
fuel
solve
the
global
energy
crisis
and
environmental
issues.
The
catalytic
system
represented
by
metal‐supported
catalysts
an
important
process
of
upgrading
hydrogen
source
in
industry.
Single‐atom
(SACs),
which
inherit
advantages
homogeneous
heterogeneous
catalysts,
provide
broad
prospect
for
low‐cost
H
2
production
technology.
This
review
focuses
on
potential
mechanisms
rational
design
SACs,
including
active
sites,
coordination
configuration,
mass
loading,
heteroatom‐doping,
metal−support
interaction.
strategies
single
metal
atoms
different
supports
are
reviewed
give
proposal
how
immobilize
atomic
sites
modulate
geometric/electronic
structures
SACs.
Subsequently,
synergistic
effect
SACs
dynamic
evolution
atomically
dispersed
heterometal
introduced,
aiming
further
guidelines
generation
from
water−gas
shift
reaction
electro‐/photocatalytic
water
splitting
main
research
directions
at
present.
latest
progress
employed
these
applications
thoroughly
reviewed.
At
end
this
review,
personal
perspectives
prospects
challenges
put
forward,
hoping
promote
rapid
development
toward
superior
performance.
