Inorganic Chemistry,
Journal Year:
2025,
Volume and Issue:
unknown
Published: Jan. 24, 2025
Developing
high-performance
catalysts
for
the
alcohol
electrooxidation
reaction
is
of
significant
importance
practical
application
direct
fuel
cells.
Herein,
a
supported
catalyst
consisting
well-dispersive
PdCu
nanoparticles
(NPs)
and
ultrathin
NiZnP
nanosheets
(NSs)
synthesized.
The
high-surface-area
NSs
provide
platform
good
dispersion
NPs,
resulting
in
stable
with
large
number
exposed
surface
atoms.
Compared
NPs
commercial
Pd/C,
metal–support
interactions
contribute
to
activity
durability
improvement
PdCu/NiZnP
nanohybrids.
Moreover,
promote
formation
OH
species,
thereby
facilitating
removal
carbonaceous
intermediates
ensuring
long-term
stability
This
study
provides
deep
insight
into
comprehensive
understanding
interactions,
offering
great
opportunities
design
efficient
Journal of the American Chemical Society,
Journal Year:
2024,
Volume and Issue:
146(13), P. 9434 - 9443
Published: March 20, 2024
Electrocatalytic
synthesis
of
hydrogen
peroxide
(H2O2)
in
acidic
media
is
an
efficient
and
eco-friendly
approach
to
produce
inherently
stable
H2O2,
but
limited
by
the
lack
selective
catalysts
under
industrial-relevant
current
densities.
Herein,
we
report
a
diatomic
cobalt
catalyst
for
two-electron
oxygen
reduction
efficiently
H2O2
at
50–400
mA
cm–2
acid.
Electrode
kinetics
study
shows
>95%
selectivity
on
sites.
In
flow
cell
device,
record-high
production
rate
11.72
mol
gcat–1
h–1
exceptional
long-term
stability
(100
h)
are
realized
high
situ
spectroscopic
studies
theoretical
calculations
reveal
that
introducing
second
metal
into
coordination
sphere
site
can
optimize
binding
strength
key
intermediates
due
downshifted
d-band
center
cobalt.
We
also
demonstrate
feasibility
processing
municipal
plastic
wastes
through
decentralized
production.
InfoMat,
Journal Year:
2024,
Volume and Issue:
6(8)
Published: July 16, 2024
Abstract
Electrochemical
transformation
processes
involving
carbon,
hydrogen,
oxygen,
nitrogen,
and
small‐molecule
chemistries
represent
a
promising
means
to
store
renewable
energy
sources
in
the
form
of
chemical
energy.
However,
their
widespread
deployment
is
hindered
by
lack
efficient,
selective,
durable,
affordable
electrocatalysts.
Recently,
grain
boundary
(GB)
engineering
as
one
category
defect
engineering,
has
emerged
viable
powerful
pathway
achieve
improved
electrocatalytic
performances.
This
review
presents
timely
comprehensive
overview
recent
advances
GB
for
efficient
electrocatalysis.
The
beneficial
effects
introducing
GBs
into
electrocatalysts
are
discussed,
followed
an
synthesis
characterization
GB‐enriched
Importantly,
latest
developments
leveraging
enhanced
electrocatalysis
thoroughly
examined,
focusing
on
electrochemical
utilization
cycles
nitrogen.
Future
research
directions
proposed
further
advance
understanding
application
image
Chemical Society Reviews,
Journal Year:
2024,
Volume and Issue:
53(12), P. 6295 - 6321
Published: Jan. 1, 2024
Developing
sophisticated
strategies
to
stabilize
oxidative
metal
catalysts
based
on
the
correlation
between
dynamic
oxidation
state
and
product
profile
is
favorable
for
efficient
electrochemical
CO
2
conversion.
Nature Communications,
Journal Year:
2024,
Volume and Issue:
15(1)
Published: Aug. 21, 2024
The
insufficient
availability
and
activity
of
interfacial
water
remain
a
major
challenge
for
alkaline
hydrogen
evolution
reaction
(HER).
Here,
we
propose
an
"on-site
disruption
near-site
compensation"
strategy
to
reform
the
bonding
network
via
deliberate
cation
penetration
catalyst
support
engineering.
This
concept
is
validated
using
tip-like
bimetallic
RuNi
nanoalloys
planted
on
super-hydrophilic
high-curvature
carbon
nanocages
(RuNi/NC).
Theoretical
simulations
suggest
that
tip-induced
localized
concentration
hydrated
K+
facilitates
optimization
dynamics
intermediate
adsorption.
In
situ
synchrotron
X-ray
spectroscopy
endorses
H*
spillover-bridged
Volmer‒Tafel
mechanism
synergistically
relayed
between
Ru
Ni.
Consequently,
RuNi/NC
exhibits
low
overpotential
12
mV
high
durability
1600
h
at
10
mA
cm‒2
HER,
demonstrates
performance
in
both
electrolysis
chlor-alkali
electrolysis.
offers
microscopic
perspective
design
manipulation
local
structure
toward
enhanced
HER
kinetics.
A
with
optimized
H2
reported.
designed
shows
catalytic
by
achieving
13.6-fold
higher
mass
than
Pt/C.
Angewandte Chemie International Edition,
Journal Year:
2024,
Volume and Issue:
unknown
Published: July 8, 2024
The
local
acidity
at
the
anode
surface
during
electrolysis
is
apparently
stronger
than
that
in
bulk
electrolyte
due
to
deprotonation
from
reactant,
which
leads
deteriorated
electrocatalytic
performances
and
product
distributions.
Here,
an
anode-electrolyte
interfacial
regulation
strategy
has
been
proposed
inhibit
acidification
of
enhance
activity
selectivity
anodic
reactions.
As
a
proof
concept,
CeO
Inorganic Chemistry Frontiers,
Journal Year:
2024,
Volume and Issue:
11(14), P. 4080 - 4106
Published: Jan. 1, 2024
This
summary
describes
the
effects
of
wettability,
local
pH,
interfacial
water
structure,
and
electrolyte
composition
on
interface
reactant
compositions,
key
intermediate
adsorption,
reaction
kinetics.
Chemical Society Reviews,
Journal Year:
2024,
Volume and Issue:
unknown
Published: Jan. 1, 2024
This
review
systematically
provides
various
insights
into
the
pH
effect
on
hydrogen
electrocatalysis,
and
thus
providing
a
reference
for
future
development
of
electrocatalysis
based
these
insights.
National Science Review,
Journal Year:
2024,
Volume and Issue:
11(11)
Published: Oct. 15, 2024
ABSTRACT
An
in-depth
understanding
of
electrocatalytic
mechanisms
is
essential
for
advancing
electrocatalysts
the
oxygen
evolution
reaction
(OER).
The
emerging
oxide
pathway
mechanism
(OPM)
streamlines
direct
O–O
radical
coupling,
circumventing
formation
vacancy
defects
featured
in
lattice
(LOM)
and
bypassing
additional
intermediates
(*OOH)
inherent
to
adsorbate
(AEM).
With
only
*O
*OH
as
intermediates,
OPM-driven
stand
out
their
ability
disrupt
traditional
scaling
relationships
while
ensuring
stability.
This
review
compiles
latest
significant
advances
OPM-based
electrocatalysis,
detailing
design
principles,
synthetic
methods,
sophisticated
techniques
identify
active
sites
pathways.
We
conclude
with
prospective
challenges
opportunities
electrocatalysts,
aiming
advance
field
into
a
new
era
by
overcoming
constraints.
Chemical Reviews,
Journal Year:
2024,
Volume and Issue:
124(20), P. 11348 - 11434
Published: Oct. 9, 2024
Environmental
catalysis
has
emerged
as
a
scientific
frontier
in
mitigating
water
pollution
and
advancing
circular
chemistry
reaction
microenvironment
significantly
influences
the
catalytic
performance
efficiency.
This
review
delves
into
engineering
within
liquid-phase
environmental
catalysis,
categorizing
microenvironments
four
scales:
atom/molecule-level
modulation,
nano/microscale-confined
structures,
interface
surface
regulation,
external
field
effects.
Each
category
is
analyzed
for
its
unique
characteristics
merits,
emphasizing
potential
to
enhance
efficiency
selectivity.
Following
this
overview,
we
introduced
recent
advancements
advanced
material
system
design
promote
(e.g.,
purification,
transformation
value-added
products,
green
synthesis),
leveraging
state-of-the-art
technologies.
These
discussions
showcase
was
applied
different
reactions
fine-tune
regimes
improve
from
both
thermodynamics
kinetics
perspectives.
Lastly,
discussed
challenges
future
directions
engineering.
underscores
of
intelligent
materials
drive
development
more
effective
sustainable
solutions
decontamination.
