Harnessing the Potential of UU 200/Bi4O8 Nanocomposite to Optimize Energy Efficiency in Supercapacitor and Electrocatalysis Application
S. Sarmila,
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S. Vadivel,
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P. Sujita
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et al.
Applied Organometallic Chemistry,
Journal Year:
2025,
Volume and Issue:
39(1)
Published: Jan. 1, 2025
ABSTRACT
In
the
pursuit
of
sustainable
energy
solutions,
spotlight
shines
on
advancement
effective
storage
systems
and
green
hydrogen
production.
this
work,
UU
200
(UU:
Uppsala
University)
metal–organic
framework
(MOF)/bismuth
oxide
(Bi
4
O
8
),
termed
200/Bi
nanocomposite,
has
been
synthesized
utilized
as
an
electrode
material
for
supercapacitor
applications
electrocatalyst
evolution
reaction
(HER).
XRD,
Raman,
FT‐IR,
XPS
tests
showed
that
nanocomposite
was
successfully
formed.
The
SEM
TEM
images
revealed
exhibits
a
mixed
rod
spherical
structure.
performance
pure
examined
through
cyclic
voltammetry
(CV),
galvanostatic
charge–discharge
(GCD),
electrochemical
impedance
(EIS)
measurements.
Interestingly,
delivered
maximum
specific
capacitance
value
220
F
g
−1
at
1
A
.
Furthermore,
potential
extended
beyond
its
capability
to
electrocatalytic
HER
process.
performances
were
assessed
linear
sweep
(LSV),
CV,
chronoamperometry
(CA),
EIS
analysis.
overpotential
(ɳ)
130
mV
Tafel
slope
131
dec
indicate
supremacy
in
advanced
applications.
excellent
water‐splitting
performance,
allowing
it
acquire
future
needs.
Language: Английский
Palladium Married with MBene Multilayers: Enabling Intensified Hydrogen Spillover for Efficient Nitrite‐to‐Ammonia Electroreduction
Advanced Functional Materials,
Journal Year:
2025,
Volume and Issue:
unknown
Published: April 8, 2025
Abstract
Electrochemical
nitrite
reduction
reaction
(NO
2
RR)
has
emerged
as
a
promising
alternative
approach
for
ammonia
(NH
3
)
production,
offering
both
energy
efficiency
and
environmental
sustainability.
The
rational
regulation
of
active
hydrogen
(*H)
is
pivotal
NO
−
‐to‐NH
conversion,
yet
it
remains
significant
challenge
in
the
context
RR.
In
this
study,
molybdenum
boride
(MBene)
multilayers
are
introduced
an
electronic
support
to
integrate
with
palladium
(Pd)
nanoparticles,
creating
dual
catalytic
sites
that
effectively
balance
adsorption
*H
*NO
,
thereby
enabling
synergistic
catalysis
Theoretical
experimental
analyses
revealed
efficiently
generated
on
Pd
subsequently
undergoes
spillover
‐adsorbed
MBene
surfaces,
facilitating
accelerated
hydrogenation
NH
synthesis.
Consequently,
Pd/MBene
catalyst
demonstrated
exceptional
performance,
achieving
high
Faradaic
89%,
yield
rate
16.9
mg
h
−1
cat
remarkable
cycling
stability
at
low
applied
potential
‐0.3
V
versus
RHE.
Motivated
by
outstanding
RR
further
utilized
cathode
construct
Zn‐nitrite
formaldehyde‐nitrite
batteries.
These
systems
functionality
simultaneous
production
electricity
generation,
highlighting
versatile
efficient
sustainable
conversion.
Language: Английский
Electricity-driven organic hydrogenation using water as the hydrogen source
Chemical Science,
Journal Year:
2024,
Volume and Issue:
unknown
Published: Jan. 1, 2024
Employing
water
as
a
hydrogen
source
is
an
attractive
and
sustainable
option
in
electricity-driven
organic
hydrogenation,
which
can
overcome
the
drawbacks
associated
with
traditional
sources
like
H
2
.
Language: Английский
Progress and perspectives on electrocatalytic transmembrane hydrogenation
Xianlong Zhou,
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Xi Yu,
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Bo You
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et al.
Journal of Materials Chemistry A,
Journal Year:
2024,
Volume and Issue:
12(32), P. 20527 - 20541
Published: Jan. 1, 2024
This
review
summarizes
the
developments
of
Pd
membrane
reactors
to
drive
electrochemical
hydrogenation
unsaturated
compounds
including
gaseous
reagents.
It
highlights
design
Pd-based
catalysts
and
their
utilization
hydrogenation.
Language: Английский
Experimental and theoretical validation for transmutation of palladium at electrochemical interfaces
Trilochan Gadly,
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S. Phapale,
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Sunita Gamre
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et al.
Scientific Reports,
Journal Year:
2024,
Volume and Issue:
14(1)
Published: Sept. 11, 2024
Language: Английский
Advances in Palladium-Based Membrane Research: High-Throughput Techniques and Machine Learning Perspectives
Processes,
Journal Year:
2024,
Volume and Issue:
12(12), P. 2855 - 2855
Published: Dec. 12, 2024
The
separation
of
high-purity
hydrogen
from
mixed
gasses
using
dense
metallic
alloy
membranes
is
essential
for
advancing
a
hydrogen-based
economy.
Palladium-based
exhibit
outstanding
catalytic
activity
and
theoretically
infinite
selectivity,
but
their
high
cost
limited
performance
in
contaminant-rich
environments
restrict
widespread
use.
This
study
addresses
these
limitations
by
exploring
strategies
to
develop
cost-effective,
high-performance
alternatives.
Key
challenges
include
the
vast
compositional
design
space,
lack
systematic
principles,
slow
pace
traditional
material
development.
review
emphasizes
potential
high-throughput
combinatorial
techniques,
such
as
composition-spread
films
statistical
experiments
(DoE),
combined
with
machine
learning
materials
informatics,
accelerate
discovery,
optimization,
characterization
palladium-based
membranes.
These
approaches
reduce
development
time
costs
while
improving
efficiency.
Focusing
on
critical
properties
surface
activity,
resistance
chemical
physical
stresses,
incorporation
low-cost
base
metals,
this
introduces
domain-specific
descriptors
address
data
scarcity
improve
screening.
By
integrating
computational
experimental
methods,
future
research
can
identify
hidden
correlations
expedite
rational
next-generation
Language: Английский
Development of a highly efficient electrocatalytic hydrogenation and dehalogenation system using a flow cell with a Pd tube cathode
Hiroaki Tajima,
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Hideki Ishii,
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Shinsuke Inagi
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et al.
Green Chemistry,
Journal Year:
2024,
Volume and Issue:
unknown
Published: Jan. 1, 2024
A
novel
flow
and
circulation
electrolytic
system
has
been
developed
for
the
highly
efficient
cathodic
hydrogenation
of
unsaturated
compounds
dehalogenation
various
aromatic
halides.
Language: Английский
Electrocatalytic Production of a Liquid Organic Hydrogen Carrier with Anodic Valorization of the Process: Review and Outlook
Jiaqi Wang,
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Yongdan Li,
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Christin Hummel
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et al.
Energy & Fuels,
Journal Year:
2024,
Volume and Issue:
unknown
Published: Dec. 25, 2024
Green
hydrogen
plays
a
crucial
role
in
decarbonization
and
the
future
of
low-carbon
society.
Still,
its
transport/distribution
cost
production,
mainly
realized
by
electrolysis,
are
major
hurdles.
Liquid
H2
carriers
reduce
costs
but
add
further
expenses
for
their
production.
To
address
this
challenge,
we
proposed
novel
strategy
electrocatalytic
production
liquid
organic
carrier
with
anodic
valorization
process.
This
review
summarizes
state
art
outlooks
new
concept.
The
process
is
briefly
introduced,
main
components
discussed.
Subsequently,
oxidation
from
to
processes,
together
paired
processes
reactors,
analyzed,
highlighting
challenges
prospects.
Language: Английский