Advanced Functional Materials,
Journal Year:
2025,
Volume and Issue:
unknown
Published: May 5, 2025
Abstract
The
abundant
seawater
resources
provide
favorable
advantages
for
the
large‐scale
application
of
electrolysis
to
produce
hydrogen.
However,
catalysts
are
prone
triggering
chlorine
evolution
reaction
(CER)
and
easily
corroded
by
Cl
−
,
which
key
challenges
that
need
urgent
resolution
in
technology.
Here,
a
crystal/amorphous
heterostructure
bifunctional
composite
catalyst
(caMo‐NiFePO/NMF)
splitting
is
synthesized
through
situ
etching
phosphorylation.
incorporation
Mo
facilitates
formation
crystalline‐amorphous
interfaces
adjusts
Fe
electronic
states
d‐band
centers,
thereby
boosting
adsorption
capacity
*
OOH
intermediates
repulsion
forming
dynamic
OOH‐rich,
‐poor
Janus
interface.
This
enhances
catalytic
activity
prevents
deep
reconstruction
toward
hydroxyl
metal
oxide,
leading
highly
stable
effective
splitting.
Noteworthy,
caMo‐NiFePO/NMF
requires
low
overpotential
328
mV
reach
500
mA
cm
−2
alkaline
oxygen
(OER),
avoiding
CER.
It
also
shows
excellent
with
327
hydrogen
(HER).
As
catalyst,
demonstrates
performance
cell
potential
1.7
V
achieve
100
seawater,
maintaining
remarkable
stability
over
1000
h.
Materials Chemistry Frontiers,
Journal Year:
2025,
Volume and Issue:
unknown
Published: Jan. 1, 2025
A
phosphide
heterojunction
has
been
developed
as
an
efficient
catalyst
toward
methanol-assisted
seawater
splitting
with
good
activity
and
high
durability.
Journal of Materials Chemistry A,
Journal Year:
2025,
Volume and Issue:
unknown
Published: Jan. 1, 2025
We
introduce
high-entropy
single-atom
catalysts
(HESACs)
from
FeRuPtNiCoPd
HEA
on
GO
via
pulsed
laser
irradiation
in
liquids.
Synergistic
interactions
and
rapid
Fe
2+
photoreduction
enhance
active
sites,
achieving
superior
overall
water
splitting.
Nano-Micro Letters,
Journal Year:
2025,
Volume and Issue:
17(1)
Published: Jan. 22, 2025
Abstract
Seawater
electrolysis
offers
a
promising
pathway
to
generate
green
hydrogen,
which
is
crucial
for
the
net-zero
emission
targets.
Indirect
seawater
severely
limited
by
high
energy
demands
and
system
complexity,
while
direct
bypasses
pre-treatment,
offering
simpler
more
cost-effective
solution.
However,
chlorine
evolution
reaction
impurities
in
lead
severe
corrosion
hinder
electrolysis’s
efficiency.
Herein,
we
review
recent
advances
rational
design
of
chlorine-suppressive
catalysts
integrated
systems
architectures
chloride-induced
corrosion,
with
simultaneous
enhancement
Faradaic
efficiency
reduction
cost.
Furthermore,
directions
are
proposed
durable
efficient
systems.
This
provides
perspectives
toward
sustainable
conversion
environmental
protection.
Nano-Micro Letters,
Journal Year:
2025,
Volume and Issue:
17(1)
Published: March 13, 2025
Abstract
The
state-of-the-art
anion-exchange
membrane
water
electrolyzers
(AEMWEs)
require
highly
stable
electrodes
for
prolonged
operation.
stability
of
the
electrode
is
closely
linked
to
effective
evacuation
H
2
or
O
gas
generated
from
surface
during
electrolysis.
In
this
study,
we
prepared
a
super-hydrophilic
by
depositing
porous
nickel–iron
nanoparticles
on
annealed
TiO
nanotubes
(NiFe/ATNT)
rapid
outgassing
such
nonpolar
gases.
NiFe/ATNT
exhibited
an
overpotential
235
mV
at
10
mA
cm
−2
oxygen
evolution
reaction
in
1.0
M
KOH
solution,
and
was
utilized
as
anode
AEMWE
achieve
current
density
1.67
A
1.80
V.
addition,
with
electrode,
which
enables
outgassing,
showed
record
1500
h
0.50
under
harsh
temperature
conditions
80
±
3
°C.
Nano Letters,
Journal Year:
2025,
Volume and Issue:
unknown
Published: Feb. 12, 2025
Platinum
(Pt)
is
a
state-of-the-art
electrocatalyst
for
green
hydrogen
production
in
alkaline
electrolytes.
The
delicate
design
and
fabrication
of
two-dimensional
(2D)
Pt
nanocatalysts
can
significantly
enhance
atomic
utilization
efficiency,
while
further
improving
intrinsic
catalytic
performance
by
modulating
the
density
surface
active
sites.
However,
high
energy
morphology
complexity
2D
nanostructures
often
result
poor
structural
stability
under
working
conditions.
Here,
we
report
synthesis
ring-on-sheet
nanoheterostructure
featuring
abundant
low-coordination
sites
which
defect-rich
nanoring
stabilized
an
ultrathin
rhodium
(Rh)
support.
Rh@Pt
exhibits
remarkably
enhanced
activity
electrocatalytic
evolution
reaction
media
compared
to
defect-free
core-shell
nanoplates
commercial
Pt/C.
This
work
provides
new
insights
nanoheterostructures
with
efficient
durable
electrocatalysis.
