Catalysts,
Journal Year:
2024,
Volume and Issue:
14(8), P. 511 - 511
Published: Aug. 7, 2024
Introducing
multiple
active
sites
and
constructing
a
heterostructure
are
efficient
strategies
to
develop
high-performance
electrocatalysts.
Herein,
two-dimensional
NiFeP@FeOOH
nanosheets
supported
by
nickel
foam
(NF)
prepared
hydrothermal–phosphorization–electrodeposition
process.
The
synthesis
of
self-supporting
on
NF
increases
the
specific
surface
region,
while
bimetallic
phosphide
realizes
rapid
charge
transfer,
improving
electron
transfer
rate.
introduction
FeOOH
construction
result
in
synergistic
effect
among
components,
surface-active
abundant.
In
situ
Raman
spectroscopy
showed
that
excellent
oxygen
evolution
reaction
(OER)
performance
was
due
reconstruction-induced
hydroxyl
oxide,
which
achieved
multi-active
site
reaction.
NiFeP@FeOOH/NF
electrocatalytic
activity
then
significantly
improved.
findings
indicate
1.0
M
KOH
alkaline
solution,
an
OER
overpotential
235
mV
at
100
mA
cm−2,
Tafel
slope
46.46
dec−1,
it
worked
stably
50
cm−2
for
80
h.
This
research
proves
introducing
great
significance
study
properties
