Hydrogen,
Journal Year:
2024,
Volume and Issue:
5(4), P. 776 - 799
Published: Nov. 2, 2024
The
hydrogen
evolution
reaction
(HER)
in
the
renewable
energy
system
has
gained
a
lot
of
attention
from
researchers
as
is
assumed
to
be
clean
and
carrier.
Transition
metals
their
compounds
have
been
used
promising
alternatives
precious
noble
for
HER,
offering
low
cost,
more
availability,
high
activity.
In
this
work,
we
discussed
mechanisms
HER
how
morphology
influenced
catalytic
performance
transition
metal
disulfide
(TMD),
focusing
on
structures
that
range
zero-dimensional
(0D)
three-dimensional
(3D)
TMD
materials.
Notably,
two-dimensional
(2D)
TMDs,
like
nanosheets,
exhibit
lowest
overpotential
very
small
Tafel
slope,
which
can
ascribed
inherent
layered
structure
large
surface
area.
According
recent
research
reports,
efficacy
efficiency
process
are
by
chemistry,
electrochemical
characteristics,
existence
active
sites.
ChemCatChem,
Journal Year:
2024,
Volume and Issue:
16(11)
Published: March 11, 2024
Abstract
Pt‐group
elements
are
the
state‐of‐the‐art
electrocatalysts
for
various
fuel
cells.
However,
their
CO‐poising
is
a
critical
hitch
large‐scale
applications,
so
researchers
exerting
huge
efforts
to
solve
this
issue.
The
exponentially
increasing
attention
in
field
pressures
publish
findings
quickly,
leading
unavoidable
flawed
evaluation
parameters
intrinsic
activity
of
electrocatalysts.
CO
oxidation
(CO
Oxid
)
highly
sensitive
factors.
Thus,
it
urgent
afford
deeper
understanding
inherent
and
adopt
accurate
guidelines
test,
optimize,
compare
This
review
provides
exactitude
precise
assessment
key
descriptors
related
(i.
e.,
effect
both
size,
shape,
support)
electrolyte,
working
electrode,
surface
diffusion).
besides
fundamental
aspects
Process,
mechanism,
measurements,
calculations,
thermodynamics,
kinetics).
Various
experimental
results
from
our
group
others
in‐situ
analysis
were
provided
support
deep
discussion.
Finally,
we
provide
brief
synopsis
relevant
milestones
up‐to‐date
challenges
perspectives.
Abstract
Water
electrolysis
has
been
deemed
as
a
simple,
safe,
and
clean
way
to
realize
sustainable
hydrogen
production.
However,
efficacious
water
for
production
is
highly
dependent
on
efficient
stable
electrocatalysts.
Herein,
we
report
nanorod/nanotube
array
composite
electrocatalyst
toward
evolution
reaction
(HER)
in
both
basic
acidic
electrolytes.
For
the
composite,
One-dimensional
RuO2
nanorods
(NRs)
were
grown
top
of
WO3
nanotube
arrays
(NTA)
through
facile
solution
impregnation
method
followed
by
high-temperature
calcination.
The
obtained
NRs/WO3
NTA
demonstrates
superb
electrocatalytic
activity
HER
medias.
To
achieve
current
density
10
mA
cm−
2,
required
overpotentials
are
33
mV
1
M
KOH
62
0.5
H2SO4,
respectively.
Furthermore,
also
shows
an
excellent
long-term
electrochemical
stability
alkaline
superior
most
reported
RuO2-based
Ru-based
electrocatalysts,
even
comparable
state-of-the-art
Pt/C
catalyst.
could
be
attributed
structural
merits
including
large
surface
area
with
abundant
catalytically
active
sites,
specific
charge
transport
channel
ensuring
enhanced
kinetics
favorable
bubble
formation
release.
present
work
sheds
new
light
designing
novel
one-dimensional
structures
generation.
Simultaneously,
designed
structure
this
expected
applied
other
energy
conversion
devices.
