Chemical Society Reviews,
Journal Year:
2023,
Volume and Issue:
52(23), P. 8319 - 8373
Published: Jan. 1, 2023
In
this
review,
we
provide
a
comprehensive
summary
of
recent
advances
in
the
synthesis
strategies,
design
principles,
and
characterization
technologies
high
entropy
alloys,
their
applications
various
electrocatalytic
conversion
reactions.
ACS Nano,
Journal Year:
2023,
Volume and Issue:
17(21), P. 20804 - 20824
Published: Nov. 3, 2023
The
splitting
of
water
through
electrocatalysis
offers
a
sustainable
method
for
the
production
hydrogen.
In
alkaline
electrolytes,
lack
protons
forces
dissociation
to
occur
before
hydrogen
evolution
reaction
(HER).
While
pure
Pt
is
gold
standard
electrocatalyst
in
acidic
since
5d
orbital
nearly
fully
occupied,
when
it
overlaps
with
molecular
water,
generates
Pauli
repulsion.
As
result,
formation
Pt–H*
bond
an
environment
difficult,
which
slows
HER
and
negates
benefits
using
catalyst.
To
overcome
this
limitation,
can
be
alloyed
transition
metals,
such
as
Fe,
Co,
Ni.
This
approach
has
potential
not
only
enhance
performance
but
also
increase
dispersion
decrease
its
usage,
thus
overall
improving
catalyst's
cost-effectiveness.
excellent
adsorption
ability
metals
contributes
generation
proton-rich
local
near
Pt-based
alloy
that
promotes
HER.
Significant
progress
been
achieved
comprehending
mechanism
manipulation
structure
composition
electrocatalysts
based
on
alloy.
objective
review
analyze
condense
latest
developments
It
focuses
modified
alloys
clarifies
design
principles
catalytic
catalysts
from
both
experimental
theoretical
perspective.
highlights
some
difficulties
encountered
during
opportunities
increasing
performance.
Finally,
guidance
development
more
efficient
provided.
Chemical Communications,
Journal Year:
2023,
Volume and Issue:
59(66), P. 9992 - 9995
Published: Jan. 1, 2023
In
this
study,
we
prepared
amorphous
iron-cobalt
oxide
through
the
dealloying
of
trimetallic
FeCoAl,
showing
excellent
performance
in
both
urea
oxidation
and
hydrogen
evolution
reactions
(UOR
HER)
alkaline
seawater.
The
catalyst
demonstrated
stable
UOR
HER
activity
during
long-term
operations
due
to
abundant
active
sites
oxygen
vacancies.
required
applied
potentials
1.52
-0.185
V
yield
100
mA
cm-2
for
HER,
respectively.
Moreover,
when
used
as
cathode
anode,
electrolyzer
a
working
voltage
1.68
urea-assisted
production.
Journal of Materials Chemistry A,
Journal Year:
2024,
Volume and Issue:
12(41), P. 28023 - 28031
Published: Jan. 1, 2024
Dual-doped
ruthenium-based
nanocrystals
were
developed
as
efficient
and
stable
electrocatalysts
for
acidic
overall
seawater
splitting
with
superior
activity
durability.
Advanced Materials,
Journal Year:
2024,
Volume and Issue:
unknown
Published: Sept. 30, 2024
Abstract
Oxygen
electrocatalysis,
as
the
pivotal
circle
of
many
green
energy
technologies,
sets
off
a
worldwide
research
boom
in
full
swing,
while
its
large
kinetic
obstacles
require
remarkable
catalysts
to
break
through.
Here,
based
on
summarizing
reaction
mechanisms
and
situ
characterizations,
structure–activity
relationships
oxygen
electrocatalysts
are
emphatically
overviewed,
including
influence
geometric
morphology
chemical
structures
electrocatalytic
performances.
Subsequently,
experimental/theoretical
is
combined
with
device
applications
comprehensively
summarize
cutting‐edge
according
various
material
categories.
Finally,
future
challenges
forecasted
from
perspective
catalyst
development
applications,
favoring
researchers
promote
industrialization
electrocatalysis
at
an
early
date.
