Polymers,
Journal Year:
2025,
Volume and Issue:
17(9), P. 1281 - 1281
Published: May 7, 2025
The
electrochemical
water
splitting
method
is
widely
regarded
as
an
efficient
and
sustainable
approach
for
producing
high-purity
hydrogen
in
environmentally
friendly
manner.
Cost-effective
electrocatalysts
are
essential
augmenting
the
electrocatalytic
oxidation
reaction.
Herein,
PEG-WO3-NiO
electrocatalyst
acknowledged
attaining
oxygen
evolution
reaction
(OER)
performances
alkaline
conditions.
NiO
nanoparticles
anchored
themselves
to
PEG-WO3‘s
surface
produced
effective
interfacial
contact
between
materials.
Among
various
compositions,
optimized
ratio
of
exhibits
a
low
overpotential
349.7
mV
at
current
density
10
mA
cm−2
Tafel
slope
71.22
dec−1
OER
1
M
KOH.
Additionally,
demonstrates
excellent
stability,
maintaining
its
performance
even
after
5000
cyclic
voltammetry
(CV)
cycles
chronopotentiometry
analysis.
Given
durability
high
electrochemically
active
area,
contributes
advancement
cost-effective
scalable
solutions
applications.
Energy & Environmental Science,
Journal Year:
2024,
Volume and Issue:
17(6), P. 2298 - 2308
Published: Jan. 1, 2024
In
this
work,
we
design
an
asymmetric
hetero-trimetallic
single-atom
catalyst
with
ZnN
3
CoN
FeN
2
S
active
catalytic
sites
to
enhance
the
oxygen
reaction
performances.
Advanced Science,
Journal Year:
2024,
Volume and Issue:
11(33)
Published: July 1, 2024
Abstract
Modifying
the
coordination
or
local
environments
of
single‐,
di‐,
tri‐,
and
multi‐metal
atom
(SMA/DMA/TMA/MMA)‐based
materials
is
one
best
strategies
for
increasing
catalytic
activities,
selectivity,
long‐term
durability
these
materials.
Advanced
sheet
supported
by
metal
atom‐based
have
become
a
critical
topic
in
fields
renewable
energy
conversion
systems,
storage
devices,
sensors,
biomedicine
owing
to
maximum
utilization
efficiency,
precisely
located
centers,
specific
electron
configurations,
unique
reactivity,
precise
chemical
tunability.
Several
offer
excellent
support
are
attractive
applications
energy,
medical
research,
such
as
oxygen
reduction,
production,
hydrogen
generation,
fuel
selective
detection,
enzymatic
reactions.
The
strong
metal–metal
metal–carbon
with
metal–heteroatom
(i.e.,
N,
S,
P,
B,
O)
bonds
stabilize
optimize
electronic
structures
atoms
due
interfacial
interactions,
yielding
activities.
These
provide
models
understanding
fundamental
problems
multistep
This
review
summarizes
substrate
structure‐activity
relationship
different
active
sites
based
on
experimental
theoretical
data.
Additionally,
new
synthesis
procedures,
physicochemical
characterizations,
biomedical
discussed.
Finally,
remaining
challenges
developing
efficient
SMA/DMA/TMA/MMA‐based
presented.
Energy & Environmental Science,
Journal Year:
2024,
Volume and Issue:
17(14), P. 4847 - 4870
Published: Jan. 1, 2024
Based
on
the
advancements
in
atomically
dispersed
multi-site
catalysts
for
FZABs,
this
review
discusses
design
methodologies
to
regulate
performance
of
bifunctional
oxygen
electrocatalysts
from
electronic
and
geometric
structures.
Advanced Functional Materials,
Journal Year:
2024,
Volume and Issue:
34(27)
Published: Feb. 25, 2024
Abstract
Single‐atom
catalysts
hold
significance
in
the
field
of
electrocatalysis.
In
this
study,
cobalt
nitride
(CoN),
known
for
its
semiconductor
characteristics,
is
selected
as
substrate,
on
which
single
gold
(Au)
atoms
are
loaded,
to
synthesize
catalyst
Au
SAC
CoN@NF
with
anchored
CoN
and
grown
nickel
foam.
The
introduction
results
an
exceptional
double‐layer
capacitance
(1425.7
mF
cm
−2
),
offers
immense
possibilities
applications
zinc–air
batteries
based
CoN@NF.
demonstrated
remarkable
performance
metrics,
including
a
power
density
161.94
mW
,
specific
capacity
813.80
mAh
g
−1
cycling
stability
more
than
260
h
at
10
mA
.
addition,
these
show
outstanding
round‐trip
efficiency
65.1%.
Density
functional
theory
calculations
reveal
that
can
optimize
adsorption
energies
intermediates
oxygen
evolution
reaction
promote
transporting
electrons
OH
−
species
Au–N
active
site
reduction
reaction.
proposed
electronic
metal‐support
interaction
strategy
fresh
insights
designing
single‐atom
enhance
electrocatalysis
efficiency,
thereby
expanding
practical
application
prospects
batteries.
ACS Nano,
Journal Year:
2024,
Volume and Issue:
18(33), P. 21651 - 21684
Published: Aug. 12, 2024
In
order
to
facilitate
electrochemical
oxygen
reactions
in
electrically
rechargeable
zinc-air
batteries
(ZABs),
there
is
a
need
develop
innovative
approaches
for
efficient
electrocatalysts.
Due
their
reliability,
high
energy
density,
material
abundance,
and
ecofriendliness,
ZABs
hold
promise
as
next-generation
storage
conversion
devices.
However,
the
large-scale
application
of
currently
hindered
by
slow
kinetics
reduction
reaction
(ORR)
evolution
(OER).
development
heterostructure-based
electrocatalysts
has
potential
surpass
limitations
imposed
intrinsic
properties
single
material.
This
Account
begins
with
an
explanation
configurations
fundamentals
electrochemistry
air
electrode.
Then,
we
summarize
recent
progress
respect
variety
heterostructures
that
exploit
bifunctional
electrocatalytic
overview
impact
on
ZAB
performance.
The
range
heterointerfacial
engineering
strategies
improving
ORR/OER
performance
includes
tailoring
surface
chemistry,
dimensionality
catalysts,
interfacial
charge
transfer,
mass
transport,
morphology.
We
highlight
multicomponent
design
take
these
features
into
account
create
advanced
highly
active
catalysts.
Finally,
discuss
challenges
future
perspectives
this
important
topic
aim
enhance
activity
batteries.
Advanced Functional Materials,
Journal Year:
2024,
Volume and Issue:
unknown
Published: April 1, 2024
Abstract
Electrocatalytic
technology
is
essential
to
develop
environmentally
friendly
energy
technologies
and
reduce
dependence
on
non‐renewable
resources.
The
construction
of
highly
efficient,
inexpensive,
robust
electrocatalysts
the
primary
prerequisite
large‐scale
application
electrochemical
devices.
In
recent
years,
selenium‐based
catalysts
(SBCs)
have
been
extensively
investigated
emerged
as
a
promising
candidate
for
electrocatalysis
given
their
potential
or
replace
dosage
noble
metals
ability
catalyze
range
critical
processes.
This
Review
minutely
analyses
research
advances
in
SBCs,
highlighting
significant
role
Se
enhancing
catalytic
performance.
First,
it
starts
from
concepts
related
followed
by
classification
SBCs
well
strategies
regulate
activity
are
elaborated.
Then,
techniques
characterizing
systematically
summed
up,
mainly
focusing
morphological
structural
characterization
methods.
Next,
applications
various
energy‐conversion
reactions
(e.g.,
hydrogen
evolution
reaction,
oxygen
reduction
nitrogen
CO
2
reaction)
discussed,
aiming
at
elucidating
association
between
structure–activity
correlations.
Finally,
challenges
future
development
trends
presented.
ACS Nano,
Journal Year:
2024,
Volume and Issue:
unknown
Published: Sept. 11, 2024
Heteroatom
immobilization
engineering
(HAIE)
is
becoming
a
forefront
approach
in
materials
science
and
engineering,
focusing
on
the
precise
control
manipulation
of
atomic-level
interactions
within
heterogeneous
systems.
HAIE
has
emerged
as
an
efficient
strategy
to
fabricate
single-atom
sites
for
enhancing
performance
metal-based
batteries.
Despite
significant
progress
achieved
through
metal
anodes
batteries,
several
critical
challenges
such
dendrites,
side
reactions,
sluggish
reaction
kinetics
are
still
present.
In
this
review,
we
delve
into
fundamental
principles
underlying
heteroatom
anodes,
aiming
elucidate
its
role
electrochemical
We
systematically
investigate
how
facilitates
uniform
nucleation
inhibits
reactions
at
anode-electrolyte
interface,
promoting
desolvation
ions
accelerating
Finally,
discuss
various
strategies
implementing
electrode
materials,
high-temperature
pyrolysis,
vacancy
reduction,
molten-salt
etching
anchoring.
These
include
selecting
appropriate
heteroatoms,
optimizing
methods,
constructing
material
architectures.
They
can
be
utilized
further
refine
enhance
capabilities
facilitate
widespread
application
next-generation
battery
technologies.
