ChemistrySelect,
Journal Year:
2024,
Volume and Issue:
9(37)
Published: Oct. 2, 2024
Abstract
Developing
low‐cost
and
exceedingly
efficient
electrocatalysts
for
oxygen
evolution
reaction
(OER)
is
vital
application
of
hydrogen
production
from
water
splitting.
Herein,
three
different
nickel
sulfides
on
foam
were
fabricated
via
a
simple
sulfuring
the
as‐formed
Ni‐MOF
with
sulfide
as
sulfur
source.
The
effect
source
OER
performance,
morphology
structure
as‐prepared
product
are
well
discussed.
optimized
Ni‐MOF/NF‐SS
deliver
overpotentials
253
330
mV
to
reach
current
densities
10
100
mA
cm
−2
small
Tafel
slope
70.9
mVdec
−1
,
stability
over
50
h.
This
work
provides
insights
into
relationship
between
activity
structures
sulfides,
but
also
affords
new
route
fabricate
sulfides‐based
OER.
Advanced Functional Materials,
Journal Year:
2025,
Volume and Issue:
unknown
Published: March 25, 2025
Abstract
Carbon
capture
and
utilization
(CCU)
is
pivotal
for
low‐carbon
industry.
Among
varied
techniques,
coupling
of
carbon
dioxide
(CO
2
)
with
small
molecules
to
generate
valuable‐added
chemicals
using
renewable
electricity
stands
out
thanks
its
cost‐effectiveness
sustainability.
This
review
first
highlights
recent
strategies
in
catalyst
preparation
improving
the
efficiency
selectivity
electrochemical
reactions,
including
heterostructure
catalysts,
bimetallic
defect
engineering,
coordination
complexes.
The
progresses
on
mechanism
investigation
C─N,
C─O,
C─C
situ
spectroscopies
online
mass
spectrometry
are
subsequently
summarized.
In
addition,
electrolyzer
design
techno–economic
analysis
about
process
optimization
integration
energy
stressed.
Finally,
future
challenges
optimization,
reaction
elucidation,
scale‐up
implementation
discussed.
Langmuir,
Journal Year:
2024,
Volume and Issue:
unknown
Published: Sept. 24, 2024
The
rational
construction
of
highly
efficient
electrocatalysts
for
the
oxygen
evolution
reaction
(OER)
plays
a
critical
role
in
energy
conversion
systems.
Designing
heterostructures
is
common
and
effective
strategy
to
improve
performance
electrocatalysts.
In
this
paper,
an
MnS
Catalysts,
Journal Year:
2024,
Volume and Issue:
14(10), P. 689 - 689
Published: Oct. 3, 2024
Two-dimensional
transition
metal
dichalcogenides
(TMDs),
also
known
as
MX2,
have
attracted
considerable
attention
due
to
their
structure
analogous
graphene
and
unique
properties.
With
superior
electronic
characteristics,
tunable
bandgaps,
an
ultra-thin
two-dimensional
structure,
they
are
positioned
significant
contenders
in
advancing
electrocatalytic
technologies.
This
article
provides
a
comprehensive
review
of
the
research
progress
TMDs
field
water
splitting.
Based
on
fundamental
properties
principles
electrocatalysis,
strategies
enhance
performance
through
layer
control,
doping,
interface
engineering
discussed
detail.
Specifically,
this
delves
into
basic
properties,
reaction
mechanisms,
measures
improve
catalytic
splitting,
including
creation
more
active
sites,
phase
engineering,
construction
heterojunctions.
Research
these
areas
can
provide
deeper
understanding
guidance
for
application
thereby
promoting
development
related
technologies
contributing
solution
energy
environmental
problems.
hold
great
potential
future
needs
further
explore
develop
new
TMD
materials,
optimize
catalysts
achieve
efficient
sustainable
conversion.
Additionally,
it
is
crucial
investigate
stability
durability
during
long-term
reactions
longevity.
Interdisciplinary
cooperation
will
bring
opportunities
research,
integrating
advantages
different
fields
from
practical
application.
Small,
Journal Year:
2025,
Volume and Issue:
unknown
Published: Jan. 23, 2025
Abstract
The
transition
metal
single
atoms
(SAs)‐based
catalysts
with
M‐N
X
coordination
environment
have
shown
excellent
performance
in
electrocatalytic
reduction
of
CO
2
,
and
they
received
extensive
attention
recent
years.
However,
the
presence
SAs
makes
it
very
difficult
to
efficiently
improve
environment.
In
this
paper,
a
method
direct
high‐temperature
pyrolysis
carbonization
ZIF‐8
adsorbed
Ni
2+
Fe
ions
is
reported
for
synthesis
3
N
nanoparticles
(NPs)
supported
by
N‐doped
carbon
(NC)
hollow
nanododecahedras
(HNDs)
nanotubes
(NTs)
on
surface
(Ni
SAs/Fe
NPs@NC‐HNDs‐NTs).
synergistic
effect
between
NPs
can
obviously
proton‐coupled
electron
transfer
step
reaction
promotes
process
CO.
fabricated
NPs@NC‐HNDs‐NTs
exhibits
high
selectivity
up
94%
potential
range
−0.41–−0.81
V
versus
Reversible
Hydrogen
Electrode
(vs
RHE),
an
optimal
Faraday
efficiency
(FE
)
≈97.31%
at
−0.68
RHE)
theoretical
calculation
results,
due
non‐bonding
synergy
NPs,
free
energy
*
COOH
formation
greatly
reduced
adsorption
improved,
which
will
promote
conversion
intermediates
accelerate
electro‐reduction
.
This
work
provide
new
constructing
mutually
optimized
catalytic
RR
complementarity
dual
active
sites.
