Advanced Sustainable Systems,
Journal Year:
2024,
Volume and Issue:
unknown
Published: Oct. 23, 2024
Abstract
Electrocatalytic
conversion
of
CO
2
to
formic
acid
(HCOOH)
represents
a
promising
approach
for
storing
renewable
energy
and
addressing
the
challenges
hydrogen
storage
transportation.
Palladium
(Pd)
is
only
known
metal
capable
achieving
this
process
at
nearly
zero
overpotential.
However,
its
practical
applications
are
severely
limited
by
evolution
reaction
(HER)
competition
poisoning.
Bimetallic
alloys,
especially
intermetallics
with
ordered
structures,
offer
an
effective
way
optimize
performance
due
their
unique
catalytic
properties.
Here,
PdBi
alloys
synthesized
structures
adjustable
ratios
active
sites
efficient
electroreduction
HCOOH.
The
o
‐PdBi
alloy
effectively
suppresses
both
HER
production
during
reduction
process,
≈95%
HCOOH
selectivity
across
wide
range
current
densities
excellent
stability
industrial‐level
densities.
Additionally,
structure
facilitates
high
maintenance
while
mitigating
overpotential,
resulting
in
cell
voltage
2.65
V
200
mA
cm
−2
.
These
findings
provide
pathway
application
Pd‐based
catalysts
electroreduction.
Advanced Functional Materials,
Journal Year:
2025,
Volume and Issue:
unknown
Published: March 7, 2025
Abstract
Constructing
highly
efficient
bismuth
(Bi)‐based
catalysts
to
accelerate
the
sluggish
kinetic
process
of
CO
2
electroreduction
HCOOH
is
crucial
for
promoting
its
practical
application
but
also
challenging.
Herein,
cerium
oxide
catalyst
integrated
with
dual
active
centers
oxygen
vacancy
and
heterogeneous
interface
fabricated
facilitate
reduction
enhance
performance.
It
revealed
that
introduction
endows
a
remarkably
enhanced
adsorption
capacity
facilitates
transfer
more
electrons
*
.
Furthermore,
it
even
steers
reaction
pathway
favorably
toward
production.
The
optimization
adsorption,
activation,
energy
barriers
expedited
HCOOH.
As
expected,
this
exhibits
catalytic
performance
Faradaic
efficiency
97%
at
current
density
300
mA
cm
−2
This
work
highlights
significant
synergistic
advantages
vacancies
interfaces
in
optimizing
molecular
process.
ACS Nano,
Journal Year:
2025,
Volume and Issue:
unknown
Published: March 13, 2025
The
conversion
of
CO2
into
carbon-based
fuels
and
chemicals
via
the
electrocatalytic
reduction
reaction
(CO2RR)
offers
an
attractive
route
to
reducing
emission
for
carbon
neutrality.
Currently,
high-purity
gas
has
been
widely
used
as
feedstock
most
CO2RR
studies,
while
sources
with
a
typically
low
concentration
impose
extra
cost
capture
purification
steps.
direct
utilization
low-concentration
is
promising
approach
substantially
address
this
problem.
In
Perspective,
we
first
highlight
prominent
advantages
electroreduction
CO2.
Then
focus
on
summary
several
important
design
strategies
in
diluted
impurities-containing
atmosphere.
Finally,
propose
personal
outlooks
future
challenges
some
opportunities
fascinating
research
field.
ChemElectroChem,
Journal Year:
2024,
Volume and Issue:
11(21)
Published: Oct. 17, 2024
Abstract
The
electrochemical
reduction
of
CO
2
(CO
RR)
has
gained
significant
attention
due
to
its
potential
reduce
carbon
emissions
and
produce
valuable
fuels
chemicals.
RR
is
typically
carried
out
in
neutral
or
alkaline
conditions,
while
challenges
such
as
the
crossover
salt
precipitate
can
hinder
practical
application.
Conducting
acidic
media
presents
a
promising
method
address
these
issues,
although
it
faces
problem
low
efficiency
poor
catalysis
stability.
Regulating
interface/surface
microenvironment
near
catalysts
crucial
minimize
competitive
hydrogen
evolution
reaction
enhance
activity
long‐term
This
review
outlines
recent
advancements
RR,
emphasizing
various
engineering
strategies
for
optimizing
kinetics
including
electrolyte
composition
manipulation,
catalyst
design,
electrode
modification
cell
configuration
optimization.
Additionally,
addresses
into
developing
cost‐effective
systems.
Advanced Sustainable Systems,
Journal Year:
2024,
Volume and Issue:
unknown
Published: Oct. 23, 2024
Abstract
Electrocatalytic
conversion
of
CO
2
to
formic
acid
(HCOOH)
represents
a
promising
approach
for
storing
renewable
energy
and
addressing
the
challenges
hydrogen
storage
transportation.
Palladium
(Pd)
is
only
known
metal
capable
achieving
this
process
at
nearly
zero
overpotential.
However,
its
practical
applications
are
severely
limited
by
evolution
reaction
(HER)
competition
poisoning.
Bimetallic
alloys,
especially
intermetallics
with
ordered
structures,
offer
an
effective
way
optimize
performance
due
their
unique
catalytic
properties.
Here,
PdBi
alloys
synthesized
structures
adjustable
ratios
active
sites
efficient
electroreduction
HCOOH.
The
o
‐PdBi
alloy
effectively
suppresses
both
HER
production
during
reduction
process,
≈95%
HCOOH
selectivity
across
wide
range
current
densities
excellent
stability
industrial‐level
densities.
Additionally,
structure
facilitates
high
maintenance
while
mitigating
overpotential,
resulting
in
cell
voltage
2.65
V
200
mA
cm
−2
.
These
findings
provide
pathway
application
Pd‐based
catalysts
electroreduction.
