Advanced Functional Materials,
Journal Year:
2023,
Volume and Issue:
33(16)
Published: Jan. 25, 2023
Abstract
Electrochemical
carbon
dioxide
reduction
reaction
(CO
2
RR)
using
clean
electric
energy
provides
a
sustainable
route
to
generate
highly‐valuable
chemicals
and
fuels,
which
is
beneficial
for
realizing
the
carbon‐neutral
cycle.
Up
now,
achieving
narrow
product
distribution
highly
targeted
selectivity
over
Cu‐based
electrocatalysts
still
big
challenge.
Herein,
sulfur
modification
on
different
crystal
planes
of
cuprous
oxide
(Cu
O)
demonstrated,
results
in
an
improvement
formate
generation
degrees.
Experimental
density
functional
theory
(DFT)
calculations
reveal
that
species
modified
surface
Cu
O
(100)
facet
effectively
lower
formation
key
intermediate
*OCOH
compared
with
(111)
facet.
As
consequence,
p‐Block
elements
effective
strategy
optimize
adsorption
during
CO
RR,
leading
selective
product.
Energy & Environmental Science,
Journal Year:
2022,
Volume and Issue:
15(9), P. 3603 - 3629
Published: Jan. 1, 2022
The
review
summarizes
the
recent
strategies
to
improve
energy
efficiency
of
CO
2
electroreduction,
a
guiding
metric
for
industrial
application
and
economic
feasibility,
with
emphasis
on
designing
remarkable
catalyst
advanced
electrolysis
system.
ACS Energy Letters,
Journal Year:
2023,
Volume and Issue:
8(4), P. 1992 - 2024
Published: March 30, 2023
The
study
of
the
electrochemical
CO2
reduction
to
obtain
formate
(HCOO–)
or
formic
acid
(HCOOH)
is
receiving
much
attention
as
a
promising
technology.
Since
continuous–mode
operation
has
become
necessary
for
practical
implementation
reduction,
recent
years
have
seen
rapid
increase
in
number
research
approaches
focusing
on
this
aspect.
This
Focus
Review
provides
unified
discussion
available
studies
continuous
electroreduction
HCOO–/HCOOH,
considering
different
important
features
process
design.
Moreover,
paper
quantitatively
assesses
performance
that
involve
reactors
converting
HCOOH/HCOO–,
comparing
relevant
typically
used
figures
merit,
including
energy
consumption.
Although
some
trade-offs
already
been
achieved,
simultaneous
optimization
all
merit
remains
challenge.
Finally,
concluding
remarks
highlight
detected
trends
and
discuss
aspects
will
be
tackled
by
future
field.
Advanced Functional Materials,
Journal Year:
2022,
Volume and Issue:
32(16)
Published: Jan. 5, 2022
Abstract
Advancing
the
development
of
electrocatalytic
CO
2
reduction
reaction
(CO
RR)
to
address
environmental
issues
caused
by
excessive
consumption
fossil
fuels
requires
rational
design
remarkable
electrocatalysts,
where
identification
active
sites
and
further
understanding
structure–performance
relationship
are
bases.
However,
notable
dynamic
evolution
often
appears
on
catalysts,
with
typical
examples
Cu‐based
under
operating
conditions,
causing
great
difficulty
in
identifying
real
correlations
between
structure
catalytic
property.
In
this
context,
process
catalytically
during
RR
is
particular
importance,
which
inspires
organize
present
review.
Herein,
fundamental
principles
including
thermodynamics
kinetics
aspects,
followed
introduction
operando
techniques
employed
probe
conditions
first
highlighted.
The
behaviors,
involving
atomic
rearrangement
change
chemical
state,
catalysts
discussed,
emphasis
behaviors
properties
(activity,
selectivity,
stability).
emerging
pulsed
electrolysis
technique
that
behaves
promise
manipulate
future
opportunities
finally
discussed.
Advanced Materials,
Journal Year:
2021,
Volume and Issue:
34(25)
Published: Oct. 1, 2021
Abstract
Electrochemical
reduction
of
carbon
dioxide
(CO
2
)
is
substantially
researched
due
to
its
potential
for
storing
intermittent
renewable
electricity
and
simultaneously
helping
mitigating
the
pressing
CO
emission
concerns.
The
major
challenge
electrochemical
lies
on
having
good
controls
this
reaction
complicated
networks
unusual
sensitivity
dynamic
changes
catalyst
structure
(chemical
states,
compositions,
facets
morphology,
etc.),
non‐catalyst
components
at
electrode/electrolyte
interface,
in
another
word
environments.
To
date,
a
comprehensive
analysis
interplays
between
above
catalyst‐dynamic‐changes/reaction
environments
performance
rare,
if
not
none.
In
review,
observed
during
catalysis
are
discussed
based
recent
reports
reduction.
Then,
correlated
their
effects
catalytic
performance.
influences
also
discussed.
Finally,
some
perspectives
future
investigations
offered
with
aim
understanding
origins
from
environments,
which
will
allow
one
better
control
toward
desired
products.
