Engineering Ruthenium Species on Metal–organic Frameworks for Water Electrolysis at Industrial Current Densities
Advanced Energy Materials,
Journal Year:
2024,
Volume and Issue:
unknown
Published: Dec. 11, 2024
Abstract
Developing
highly
active
and
stable
electrocatalysts
for
hydrogen
production
at
industrial
current
densities
is
pivotal
to
give
an
impetus
carbon
neutrality.
Recently,
metal–organic
frameworks
(MOFs)
with
large
surface
area
adjustable
structures
have
become
a
class
of
promising
alternative
electrocatalysts,
while
their
low
conductivity
poor
stability
limit
widespread
applications.
Here,
modified
strategy
proposed
stabilize
modulate
Ruthenium
(Ru)
species
including
Ru
single
atoms
(Ru
SAs)
nanoparticles
NPs)
on
MOFs
enhanced
evolution
reaction
(HER).
Benefiting
from
the
strong
interaction
between
MOFs,
synthesized
NiFeRu
SA+NP
‐DOBDC
(DOBDC:
2,5‐dioxido‐1,4‐benzenedicarboxylate)
exhibits
extraordinary
HER
performance
overpotentials
25
271
mV
10
1000
mA
cm
−2
,
respectively.
Meanwhile,
it
enables
robust
high
density
1
A
over
300
h.
Remarkably,
assembled
anion
exchange
membrane
(AEM)
electrolyzer
realizes
voltage
alkaline
water
electrolysis.
In
situ
analyses
demonstrate
that
optimized
H
2
O
adsorption
dissociation,
theoretical
calculations
indicate
SAs
NPs
accelerate
Volmer‐Heyrovsky
pathway,
synergistically
promoted
performance.
This
work
presents
competitive
integrate
supported
metal
platform
efficiently
drive
Language: Английский
Regulating d-p band center with selenium vacancy in iron diselenide nanoarrays towards sulfion-assisted seawater electrolysis for chlorine-free hydrogen production
Journal of Colloid and Interface Science,
Journal Year:
2025,
Volume and Issue:
684, P. 367 - 376
Published: Jan. 8, 2025
Language: Английский
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ACS Applied Nano Materials,
Journal Year:
2025,
Volume and Issue:
unknown
Published: Feb. 26, 2025
Language: Английский
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Dipti Bhatt,
No information about this author
Ravi K. Kunchala,
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B. S. Naidu
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et al.
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Language: Английский
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Volume and Issue:
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Published: March 1, 2025
Language: Английский
Orbital hybridizations in single-atom catalysts for electrocatalysis
Science Bulletin,
Journal Year:
2025,
Volume and Issue:
unknown
Published: April 1, 2025
Language: Английский
Self-Powered Energy-Efficient Electrochemical Nitrite Reduction Coupled with Sulfion Oxidation for Ammonia Synthesis and Sulfur Recovery over Hierarchical Cobalt Sulfide Nanostructures
Applied Catalysis B Environment and Energy,
Journal Year:
2024,
Volume and Issue:
unknown, P. 124991 - 124991
Published: Dec. 1, 2024
Language: Английский