The
electrochemical
CO2
reduction
reaction
(CO2RR)
to
obtain
high-valued
product
is
considered
be
a
promising
strategy
for
greenhouse
effect
mitigation.
However,
the
development
of
low-cost
electrocatalysts
with
excellent
electrocatalytic
performance
necessary.
In
this
study,
we
developed
serials
locust
leaves-derived
CuxO@C
composites
large
surface
area
and
high
adsorption
ability.
Among
them,
CuxO@C-2
optimal
C
content
displays
highest
FEC2H4
41.3%
at
-1.08
V
vs.
RHE,
which
1.7
times
higher
than
that
pure
CuxO
sample.
enhanced
CO2RR
may
attributed
BET
area,
improved
ability
exposed
abundant
active
sites.
work
provides
feasible
configuring
CuxO-based
materials
capacity
more
activity
Journal of the American Chemical Society,
Journal Year:
2023,
Volume and Issue:
146(1), P. 289 - 297
Published: Dec. 22, 2023
Copper
(Cu),
with
the
advantage
of
producing
a
deep
reduction
product,
is
unique
catalyst
for
electrochemical
CO2
(CO2RR).
Designing
Cu-based
to
trigger
CO2RR
multicarbon
product
and
understanding
accurate
structure–activity
relationship
elucidating
reaction
mechanisms
still
remain
challenge.
Herein,
we
demonstrate
rational
design
core–shell
structured
silica-copper
(p-Cu@m-SiO2)
through
Cu–Si
direct
bonding
efficient
selective
CO2RR.
The
interface
fulfills
inversion
in
selectivity.
ratio
C2H4/CH4
changes
from
0.6
14.4
after
silica
modification,
current
density
reaches
high
up
450
mA
cm–2.
kinetic
isotopic
effect,
situ
attenuated
total
reflection
Fourier-transform
infrared
spectra,
functional
theory
were
applied
elucidate
mechanism.
SiO2
shell
stabilizes
*H
intermediate
by
forming
Si–O–H
inhibits
hydrogen
evolution
effectively.
Moreover,
direct-bonded
makes
bare
Cu
sites
larger
charge
density.
Such
stabilized
*CHO
activated
*CO,
promoting
coupling
*CO
intermediates
form
C2H4.
This
work
provides
promising
strategy
designing
catalysts
C2H4
catalytic
activity.
Small,
Journal Year:
2022,
Volume and Issue:
19(10)
Published: Dec. 16, 2022
Abstract
Bismuth(Bi)‐based
materials
have
gained
considerable
attention
in
recent
decades
for
use
a
diverse
range
of
sustainable
energy
and
environmental
applications
due
to
their
low
toxicity
eco‐friendliness.
Bi
are
widely
employed
electrochemical
storage
conversion
devices,
exhibiting
excellent
catalytic
non‐catalytic
performance,
as
well
CO
2
/N
reduction
water
treatment
systems.
A
variety
materials,
including
its
oxides,
chalcogenides,
oxyhalides,
bismuthates,
other
composites,
been
developed
understanding
physicochemical
properties.
In
this
review,
comprehensive
overview
the
properties
individual
material
systems
is
provided.
This
review
highlights
implementation
novel
strategies
modify
based
on
morphological
facet
control,
doping/defect
inclusion,
composite/heterojunction
formation.
The
factors
affecting
development
different
classes
how
control
differs
between
compounds
also
described.
particular,
process
these
systems,
mass
production,
related
challenges
considered.
Thus,
key
components
compared
terms
properties,
design,
applications.
Finally,
future
potential
associated
with
complexes
presented
pathway
new
innovations.
Journal of Materials Chemistry A,
Journal Year:
2022,
Volume and Issue:
10(44), P. 23843 - 23853
Published: Jan. 1, 2022
Electrocatalytic
synthesis
urea
and
ethanol
from
CO
2
NO
is
one
of
the
most
attractive
approaches.
β
12
boron
nanosheet
materials
show
high
activity
for
formation.
Nanoscale,
Journal Year:
2024,
Volume and Issue:
16(12), P. 5903 - 5925
Published: Jan. 1, 2024
This
minireview
examines
how
the
interfacial
liquid,
comprising
water
molecules
and
ionic
species,
profoundly
impacts
key
electrochemical
reactions:
HER,
OER/ORR,
CO
2
RR/CORR.
The Journal of Physical Chemistry Letters,
Journal Year:
2025,
Volume and Issue:
unknown, P. 2896 - 2904
Published: March 11, 2025
The
voltage-dependent
dynamic
evolution
of
the
electrocatalytic
carbon
dioxide
reduction
reaction
(CO2RR)
on
Cu-based
catalysts
is
still
unclear.
Herein,
a
Kinetic
Monte
Carlo
(KMC)
model
that
tracks
CO2RR
Cu
(111)/(100)
surface
developed.
Using
Density
Functional
Theory
calculated
energetics
178
elementary
reactions
in
toward
C1–C2
multispecies
production,
KMC
predicted
linear
sweep
voltammetry
and
potential-dependent
product
distribution
agree
well
with
experimental
observations.
Degree
rate
control
analysis
reveals
that,
(111),
primary
hydrocarbon
C1
species
CH4,
as
working
potential
increases,
its
rate-determining
step
(RDS)
changes
from
CO
hydrogenation
CHO*
formation
into
COH*
step.
(100)
more
active
C2H4
CH3CH2OH
production
CO*
symmetric
coupling
RDS.
This
provides
important
insights
dynamics
catalysts.
