The Journal of Physical Chemistry C,
Journal Year:
2024,
Volume and Issue:
128(46), P. 19468 - 19481
Published: Nov. 6, 2024
Electrocatalysis
plays
a
crucial
role
in
energy
conversion
and
storage,
providing
an
effective
way
to
achieve
the
goals
of
carbon
neutrality.
The
combination
electrochemical
methods
with
advanced
spectroscopy
techniques
gives
insightful
in-depth
understanding
electrocatalysis
structure–performance
relationship
catalysts.
In
this
review,
recent
advances
are
summarized
focus
on
electronic
structure
electrocatalysts
relevant
dynamical
reaction
processes,
further
research
challenges
developments
outlined
for
field
electrocatalysis.
Small,
Journal Year:
2024,
Volume and Issue:
unknown
Published: Dec. 24, 2024
Abstract
In
recent
years,
single‐atom
catalysts
(SACs)
with
separated
active
centers
and
high
atom
utilization
have
grown
significantly
as
a
significant
area
of
catalytic
research.
applications,
SACs
various
kinds
demonstrated
exceptional
performance,
so
the
study
mechanism
provides
clearer
direction
for
preparation
performance.
Strong
linkages
between
single
atoms
support
are
necessary
to
overcome
tendency
aggregate
into
clusters,
which
is
called
metal‐support
interaction
(MSI).
MSI
affects
not
only
stability
individual
atoms,
but
also
nature
binding
site
applicable
reactions.
Therefore,
investigating
connection
crucial.
This
work
describes
latest
developments
in
means
activity
modulation
catalysis.
First,
synthesis
strategies
presented,
including
ALD,
co‐deposition,
impregnation,
on.
Second,
mechanisms
realized
by
using
loading
different
types
supports
highlighted.
Third,
discussed,
heterojunction
strategy,
ligand
environment
dual‐single‐atom
strategy.
Finally,
possible
directions
future
development
catalysis
suggested.
Angewandte Chemie,
Journal Year:
2024,
Volume and Issue:
137(1)
Published: Sept. 3, 2024
Abstract
Dual‐atom
catalysts
(DACs)
have
garnered
significant
interest
due
to
their
remarkable
catalytic
reactivity.
However,
achieving
atomically
precise
control
in
the
fabrication
of
DACs
remains
a
major
challenge.
Herein,
we
developed
straightforward
and
direct
sublimation
transformation
synthesis
strategy
for
dual‐atom
Fe
(Fe
2
/NC)
by
utilizing
situ
generated
Cl
6
(g)
dimers
from
FeCl
3
(s).
The
structure
/NC
was
investigated
aberration‐corrected
transmission
electron
microscopy
X‐ray
absorption
fine
(XAFS)
spectroscopy.
As‐obtained
/NC,
with
Fe−Fe
distance
0.3
nm
inherited
,
displayed
superior
oxygen
reduction
performance
half‐wave
potential
0.90
V
(vs.
RHE),
surpassing
commercial
Pt/C
catalysts,
single‐atom
catalyst
1
/NC),
its
counterpart
common
shorter
~0.25
/NC‐S).
Density
functional
theory
(DFT)
calculations
microkinetic
analysis
revealed
extended
is
crucial
O
adsorption
on
sites
facilitating
subsequent
protonation
process,
thereby
boosting
performance.
This
work
not
only
introduces
new
approach
fabricating
DACs,
but
also
offers
deeper
understanding
intermetallic
effect
dual‐site
catalysis.
Chemical Communications,
Journal Year:
2024,
Volume and Issue:
60(88), P. 12900 - 12903
Published: Jan. 1, 2024
Atomically
dispersed
Fe/NC
was
fabricated
by
an
in
situ
biomass-confined
strategy,
which
demonstrates
brilliant
activity
towards
the
oxygen
reduction
reaction.
The Journal of Physical Chemistry C,
Journal Year:
2024,
Volume and Issue:
128(46), P. 19468 - 19481
Published: Nov. 6, 2024
Electrocatalysis
plays
a
crucial
role
in
energy
conversion
and
storage,
providing
an
effective
way
to
achieve
the
goals
of
carbon
neutrality.
The
combination
electrochemical
methods
with
advanced
spectroscopy
techniques
gives
insightful
in-depth
understanding
electrocatalysis
structure–performance
relationship
catalysts.
In
this
review,
recent
advances
are
summarized
focus
on
electronic
structure
electrocatalysts
relevant
dynamical
reaction
processes,
further
research
challenges
developments
outlined
for
field
electrocatalysis.
