Applied Catalysis O Open,
Journal Year:
2024,
Volume and Issue:
194, P. 206997 - 206997
Published: July 28, 2024
The
design
of
metal-oxide-metal
heterostructure
photocatalysts
is
an
effective
and
widely
used
approach
to
solve
global
environmental
problems.
In
this
work,
we
designed
prepared
a
NiO-rich
NiO-Ni
in
N-doped
carbon
matrix
as
photocatalyst
using
simple
chemical
method
for
hydrogen
evolution
reactions.
It
has
optimal
photocatalytic
production
rate
1395
μmol.
g−1.
h−1,
which
∼8
times
higher
than
that
Ni
rich
(178
h−1).
Combined
experimental
results
demonstrate
such
good
performance
benefits
from
the
specific
interface,
could
improve
utilization
sunlight
charge
separation
efficiency.
Moreover,
interface
contributes
improved
structural
stability
during
reactions,
ensuring
superior
catalytic
performance.
This
work
provides
new
strategy
synthesis
efficient
precious-metal-free
catalysts
EcoMat,
Journal Year:
2024,
Volume and Issue:
unknown
Published: Sept. 12, 2024
Abstract
The
most
feasible
technique
for
producing
green
hydrogen
is
water
electrolysis.
In
recent
years,
there
has
been
significant
study
conducted
on
the
use
of
transition
metal
compounds
as
electrocatalysts
both
anodes
and
cathodes.
Peoples
have
attempted
several
strategies
to
improve
electrocatalytic
activity
their
original
structure.
One
such
involves
introducing
rare
earth
metals
or
creating
heterostructures
with
based
metals.
incorporation
significantly
enhances
by
many
folds,
while
offer
structural
stability
ability
manipulate
electronic
properties
system.
These
factors
led
a
boom
in
investigations
metal‐based
electrocatalysts.
There
currently
pressing
demand
review
article
that
can
provide
comprehensive
overview
scientific
advancements
elucidate
mechanistic
aspects
impact
lanthanide
doping.
This
begins
explaining
structure
lanthanides.
We
next
examine
aspects,
followed
doping
heterostructure
formation
electrolysis
applications.
It
expected
this
particular
effort
will
benefit
broad
audience
stimulate
more
research
area
interest.
image
Small,
Journal Year:
2024,
Volume and Issue:
unknown
Published: Oct. 8, 2024
Abstract
Enhancement
of
an
alkaline
water
splitting
reaction
in
Pt‐based
single‐atom
catalysts
(SACs)
relies
on
effective
metal‐support
interactions.
A
Pt
single
atom
(Pt
SA
)‐immobilized
three‐phased
@VP‐Ni
3
P‐MoP
heterostructure
nickel
foam
is
presented,
demonstrating
high
catalytic
performance.
The
existence
triphasic
metal
phosphides
gives
outstanding
performance
toward
overall
splitting.
performs
a
low
overpotential
28
and
261
mV
for
hydrogen
evolution
(HER)
oxygen
(OER)
at
current
density
10
25
mA
cm
−2
,
respectively.
(+,−)
electrolyzer
achieves
minimum
cell
voltage
1.48
V
Additionally,
the
electrocatalyst
exhibits
substantial
Faradaic
yield
≈98.12%
H
2
98.47%
O
50
.
Consequently,
this
study
establishes
connection
understanding
active
role
atoms
substrate
configuration
It
also
facilitates
successful
synthesis
SACs,
with
loading
transition
maximal
atomic
utilization,
providing
more
sites
and,
thereby
enhancing
electrocatalytic
activity.
Energy Advances,
Journal Year:
2025,
Volume and Issue:
unknown
Published: Jan. 1, 2025
The
interface
engineering
includes
intricate
procedures
for
the
development
of
heterostructures
and
heterojunctions,
modifying
composition
at
interface,
optimizing
interfacial
area
to
enhance
H
2
catalytic
performance.
