ChemSusChem,
Journal Year:
2024,
Volume and Issue:
unknown
Published: Oct. 18, 2024
Abstract
Hydrogen,
as
an
important
clean
energy
source,
plays
a
more
and
crucial
role
in
decarbonizing
the
planet
meeting
global
climate
challenge
due
to
its
high
density
zero‐emission.
The
demand
for
sustainable
hydrogen
is
increasing
drastically
worldwide
driven
by
shift
towards
low‐carbon
solutions.
Thermochemical
catalysis
process
dominates
production
at
scale
given
relatively
mature
technology
commercialization
status,
well
established
manufacturing
infrastructure.
While
environmentally
friendly
nature
growing
abundant
sources
of
renewable
electricity,
electrochemical
path
rising
major
alternative
thermochemical
means.
Nevertheless,
hierarchically
structured
catalysts
devices
have
gradually
taken
center
stage
toward
replacing
traditional
counterparts,
especially
with
rapid
advancement
design
manufacture
such
ordered
nanostructure
assemblies
activity,
efficient
mass
transport,
superb
stability.
In
this
review,
latest
progress
been
surveyed
on
electro‐
thermo‐
chemical
pathways
comparatively.
It
covers
structure
designs
atomic
dispersion,
nanoscale
surfaces
interfaces
achieving
highly
active
durable
catalysts,
components,
devices.
Both
approaches
are
reviewed
terms
vast
details,
engineered
benefits,
understandings
various
Pt‐group
metal
(PGM)
non‐PGM
based
transition
production.
As
trend,
brief
discussions
also
presented
high‐level
assembly
complexly
components
systems.
Nano-Micro Letters,
Journal Year:
2023,
Volume and Issue:
15(1)
Published: Oct. 13, 2023
Abstract
Efficient
electrocatalysts
are
crucial
for
hydrogen
generation
from
electrolyzing
water.
Nevertheless,
the
conventional
"trial
and
error"
method
producing
advanced
is
not
only
cost-ineffective
but
also
time-consuming
labor-intensive.
Fortunately,
advancement
of
machine
learning
brings
new
opportunities
discovery
design.
By
analyzing
experimental
theoretical
data,
can
effectively
predict
their
evolution
reaction
(HER)
performance.
This
review
summarizes
recent
developments
in
low-dimensional
electrocatalysts,
including
zero-dimension
nanoparticles
nanoclusters,
one-dimensional
nanotubes
nanowires,
two-dimensional
nanosheets,
as
well
other
electrocatalysts.
In
particular,
effects
descriptors
algorithms
on
screening
investigating
HER
performance
highlighted.
Finally,
future
directions
perspectives
electrocatalysis
discussed,
emphasizing
potential
to
accelerate
electrocatalyst
discovery,
optimize
performance,
provide
insights
into
electrocatalytic
mechanisms.
Overall,
this
work
offers
an
in-depth
understanding
current
state
its
research.
Nano-Micro Letters,
Journal Year:
2024,
Volume and Issue:
16(1)
Published: Jan. 11, 2024
Constructing
the
efficacious
and
applicable
bi-functional
electrocatalysts
establishing
out
mechanisms
of
organic
electro-oxidation
by
replacing
anodic
oxygen
evolution
reaction
(OER)
are
critical
to
development
electrochemically-driven
technologies
for
efficient
hydrogen
production
avoid
CO
Nano-Micro Letters,
Journal Year:
2024,
Volume and Issue:
16(1)
Published: Feb. 5, 2024
Hydrogen
production
through
hydrogen
evolution
reaction
(HER)
offers
a
promising
solution
to
combat
climate
change
by
replacing
fossil
fuels
with
clean
energy
sources.
However,
the
widespread
adoption
of
efficient
electrocatalysts,
such
as
platinum
(Pt),
has
been
hindered
their
high
cost.
In
this
study,
we
developed
an
easy-to-implement
method
create
ultrathin
Pt
nanomembranes,
which
catalyze
HER
at
cost
significantly
lower
than
commercial
Pt/C
and
comparable
non-noble
metal
electrocatalysts.
These
nanomembranes
consist
highly
distorted
nanocrystals
exhibit
heterogeneous
elastic
strain
field,
characteristic
rarely
seen
in
conventional
crystals.
This
unique
feature
results
higher
electrocatalytic
efficiency
various
forms
including
Pt/C,
foils,
numerous
single-atom
or
single-cluster
catalysts.
Our
research
approach
develop
cost-effective
low-dimensional
electrocatalysts
for
sustainable
production,
potentially
addressing
challenges
posed
crisis.
Small,
Journal Year:
2024,
Volume and Issue:
unknown
Published: Sept. 23, 2024
Abstract
Alkaline
electrolysis
plays
a
crucial
role
in
sustainable
energy
solutions
by
utilizing
electrolytic
cells
to
produce
hydrogen
gas,
providing
clean
and
efficient
method
for
storage
conversion.
Efficient,
stable,
low‐cost
electrocatalysts
the
oxygen
evolution
reaction
(OER)
are
essential
facilitate
alkaline
water
on
commercial
scale.
Nickel‐iron‐based
(NiFe‐based)
transition
metal
considered
most
promising
non‐precious
catalysts
OER
due
their
low
cost,
abundance,
tunable
catalytic
properties.
Nevertheless,
majority
of
existing
NiFe‐based
suffer
from
limited
activity
poor
stability,
posing
significant
challenge
meeting
industrial
applications.
This
also
highlights
common
situation
where
emphasis
material
receives
attention,
while
equally
critical
stability
aspect
is
often
underemphasized.
Initiating
with
comprehensive
exploration
materials,
this
article
first
summarizes
debate
surrounding
determination
active
sites
electrocatalysts.
Subsequently,
degradation
mechanisms
recently
reported
outlined,
encompassing
assessments
both
chemical
mechanical
endurance,
along
approaches
enhancing
stability.
Finally,
suggestions
put
forth
regarding
considerations
design
electrocatalysts,
focus
heightened
