ChemSusChem,
Journal Year:
2024,
Volume and Issue:
17(13)
Published: Feb. 16, 2024
Abstract
Ongoing
research
to
develop
advanced
electrocatalysts
for
the
oxygen
evolution
reaction
(OER)
is
needed
address
demand
efficient
energy
conversion
and
carbon‐free
sources.
In
OER
process,
acidic
electrolytes
have
higher
proton
concentration
faster
response
than
alkaline
ones,
but
their
harsh
strongly
environment
requires
catalysts
with
greater
corrosion
oxidation
resistance.
At
present,
iridium
oxide
(IrO
2
)
its
strong
stability
excellent
catalytic
performance
catalyst
of
choice
anode
side
commercial
PEM
electrolysis
cells.
However,
scarcity
high
cost
(Ir)
unsatisfactory
activity
IrO
hinder
industrial
scale
application
sustainable
development
technology.
This
highlights
importance
further
on
Ir‐based
catalysts.
this
review,
recent
advances
in
are
summarized,
including
fundamental
understanding
mechanism,
insights
into
catalysts,
highly
electrocatalysts,
common
strategies
optimizing
The
future
challenges
prospects
developing
effective
also
discussed.
ChemSusChem,
Journal Year:
2024,
Volume and Issue:
17(13)
Published: Feb. 16, 2024
Abstract
Ongoing
research
to
develop
advanced
electrocatalysts
for
the
oxygen
evolution
reaction
(OER)
is
needed
address
demand
efficient
energy
conversion
and
carbon‐free
sources.
In
OER
process,
acidic
electrolytes
have
higher
proton
concentration
faster
response
than
alkaline
ones,
but
their
harsh
strongly
environment
requires
catalysts
with
greater
corrosion
oxidation
resistance.
At
present,
iridium
oxide
(IrO
2
)
its
strong
stability
excellent
catalytic
performance
catalyst
of
choice
anode
side
commercial
PEM
electrolysis
cells.
However,
scarcity
high
cost
(Ir)
unsatisfactory
activity
IrO
hinder
industrial
scale
application
sustainable
development
technology.
This
highlights
importance
further
on
Ir‐based
catalysts.
this
review,
recent
advances
in
are
summarized,
including
fundamental
understanding
mechanism,
insights
into
catalysts,
highly
electrocatalysts,
common
strategies
optimizing
The
future
challenges
prospects
developing
effective
also
discussed.
