Advanced Energy Materials,
Journal Year:
2024,
Volume and Issue:
14(45)
Published: Oct. 28, 2024
Abstract
High‐current‐density
water
electrolysis
is
considered
a
promising
technology
for
industrial‐scale
green
hydrogen
production,
which
of
significant
value
to
energy
decarbonization
and
numerous
sustainable
industrial
applications.
To
date,
substantial
research
advancements
are
achieved
in
catalyst
design
laboratory‐based
electrolysis.
While
the
designed
catalysts
demonstrate
remarkable
performance
at
low
current
densities,
they
suffer
from
marked
deteriorations
both
activity
long‐term
stability
under
industrial‐level
high‐current‐density
operations.
provide
timely
assessment
that
helps
bridge
gap
between
laboratory‐scale
fundamental
practical
technology,
here
various
commercial
electrolyzers
first
systematically
analyzed,
then
key
parameters
including
work
temperature,
density,
lifetime
stacks,
cell
efficiency,
capital
cost
stacks
critically
evaluated.
In
addition,
impact
high
density
on
electrocatalytic
behavior
catalysts,
intrinsic
activity,
stability,
mass
transfer,
discussed
advance
design.
Therefore,
by
covering
range
critical
issues
material
principles
parameters,
future
directions
development
highly
efficient
low‐cost
presented
procedure
screening
laboratory‐designed
outlined.
Small,
Journal Year:
2024,
Volume and Issue:
20(29)
Published: Feb. 13, 2024
Hydrogen
evolution
reaction
(HER)
in
neutral
or
alkaline
electrolytes
is
appealing
for
sustainable
hydrogen
production
driven
by
water
splitting,
but
generally
suffers
from
unsatisfied
catalytic
activities
at
high
current
densities
owing
to
extra
kinetic
energy
barriers
required
generate
protons
through
dissociation.
In
response,
here,
a
competitive
Ni
Advanced Energy Materials,
Journal Year:
2024,
Volume and Issue:
14(45)
Published: Oct. 28, 2024
Abstract
High‐current‐density
water
electrolysis
is
considered
a
promising
technology
for
industrial‐scale
green
hydrogen
production,
which
of
significant
value
to
energy
decarbonization
and
numerous
sustainable
industrial
applications.
To
date,
substantial
research
advancements
are
achieved
in
catalyst
design
laboratory‐based
electrolysis.
While
the
designed
catalysts
demonstrate
remarkable
performance
at
low
current
densities,
they
suffer
from
marked
deteriorations
both
activity
long‐term
stability
under
industrial‐level
high‐current‐density
operations.
provide
timely
assessment
that
helps
bridge
gap
between
laboratory‐scale
fundamental
practical
technology,
here
various
commercial
electrolyzers
first
systematically
analyzed,
then
key
parameters
including
work
temperature,
density,
lifetime
stacks,
cell
efficiency,
capital
cost
stacks
critically
evaluated.
In
addition,
impact
high
density
on
electrocatalytic
behavior
catalysts,
intrinsic
activity,
stability,
mass
transfer,
discussed
advance
design.
Therefore,
by
covering
range
critical
issues
material
principles
parameters,
future
directions
development
highly
efficient
low‐cost
presented
procedure
screening
laboratory‐designed
outlined.
