New Journal of Chemistry,
Journal Year:
2024,
Volume and Issue:
unknown
Published: Jan. 1, 2024
A
promising
catalyst
for
dispersing
CoPc
on
three-dimensional
porous
carbon
was
prepared
and
showed
impressive
performance
CO
2
electroreduction
to
CO.
Chemical Science,
Journal Year:
2024,
Volume and Issue:
15(36), P. 14585 - 14607
Published: Jan. 1, 2024
The
development
of
high-efficiency
atomic-level
catalysts
for
energy-conversion
and
-storage
technologies
is
crucial
to
address
energy
shortages.
spin
states
diatomic
(DACs)
are
closely
tied
their
catalytic
activity.
Adjusting
the
DACs'
active
centers
can
directly
modify
occupancy
d-orbitals,
thereby
influencing
bonding
strength
between
metal
sites
intermediates
as
well
transfer
during
electro
reactions.
Herein,
we
discuss
various
techniques
characterizing
atomic
strategies
modulating
center
states.
Next,
outline
recent
progress
in
study
effects
DACs
oxygen
reduction
reaction
(ORR),
evolution
(OER),
hydrogen
(HER),
electrocatalytic
nitrogen/nitrate
(eNRR/NO
Angewandte Chemie International Edition,
Journal Year:
2023,
Volume and Issue:
63(6)
Published: Dec. 16, 2023
Addressing
the
limitations
arising
from
consistent
catalytic
behavior
observed
for
various
intermediates
during
electrochemical
carbon
dioxide
reduction
reaction
(CO
Small,
Journal Year:
2025,
Volume and Issue:
unknown
Published: Jan. 31, 2025
Diatomic
catalysts
are
promising
for
the
electrochemical
CO2
reduction
reaction
(CO2RR)
due
to
their
maximum
atom
utilization
and
presence
of
multiple
active
sites.
However,
atomic-scale
design
diatomic
elucidation
synergistic
catalytic
mechanisms
between
centers
remain
challenging.
In
this
study,
heteronuclear
Fe─In
sites
anchored
on
nitrogen-doped
carbon
(FeIn
DA/NC)
constructed.
The
FeIn
DA/NC
electrocatalyst
achieves
a
CO
Faradaic
efficiency
exceeding
90%
across
wide
range
applied
potentials
from
-0.4
-0.7
V,
with
peak
99.1%
at
-0.5
V
versus
reversible
hydrogen
electrode.
situ,
attenuated
total
reflection
surface-enhanced
infrared
absorption
spectroscopy
density
functional
theory
calculations
reveal
that
interaction
Fe
induce
an
asymmetric
charge
distribution,
which
promote
adsorption
site
lowered
energy
barrier
formation
*COOH.
Moreover,
unique
structure
increase
*OH
through
bridging
interaction,
decrease
water
dissociation
further
promoted
CO2RR
activity.