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.
Advanced Materials,
Journal Year:
2024,
Volume and Issue:
unknown
Published: Oct. 22, 2024
Abstract
Reconstruction
of
catalysts
is
now
well
recognized
as
a
common
phenomenon
in
electrocatalysis.
As
the
reconstructed
structure
may
promote
or
hamper
electrochemical
performance,
how
to
achieve
designed
active
surface
for
highly
enhanced
catalytic
activity
through
reconstruction
needs
be
carefully
investigated.
In
this
review,
genesis
and
effects
various
processes,
such
hydrogen
evolution
reaction
(HER),
oxygen
(OER),
carbon
dioxide
reduction
(CO
2
RR),
nitrate
(NO
3
RR)
are
first
described.
Then,
strategies
optimizing
reconstruction,
valence
states
control,
phase
retention,
engineering,
poisoning
prevention
comprehensively
discussed.
Finally,
general
rules
optimization
summarized
give
perspectives
future
study.
It
believed
that
review
shall
provide
deep
insights
into
electrocatalytic
mechanisms
guide
design
pre‐catalysts
with
improved
activity.
ACS Energy Letters,
Journal Year:
2024,
Volume and Issue:
9(9), P. 4414 - 4440
Published: Aug. 17, 2024
Electrochemical
reactions,
including
water
splitting,
oxygen
reduction,
hydrogen
oxidation,
carbon
dioxide
nitrogen
oxide
etc.,
are
critical
for
sustainable
energy
conversion
and
storage.
Achieving
high
efficiency
in
these
reactions
requires
catalysts
with
superior
activity,
selectivity,
stability,
often
realized
through
nanostructured
metal
catalysts.
However,
practical
challenges
such
as
low
selectivity
catalytic
degradation
persist.
In
situ
operando
characterization
techniques
offer
real-time
insights
into
catalyst
behavior
under
reaction
conditions,
enabling
a
deeper
understanding
of
structure–performance
relationships
and,
therefore,
guiding
the
design
optimization
electro-catalysts.
This
review
discusses
common
situ/operando
techniques,
highlights
their
applications
model
catalysts,
single-atom
single-crystal
further
explores
combinational
analysis
to
study
complex
nanocatalysts.
Finally,
we
provide
suggestions
perspectives
on
development
advance
field
electrochemical
catalysis.
Advanced Energy Materials,
Journal Year:
2024,
Volume and Issue:
unknown
Published: Nov. 26, 2024
Abstract
Green
hydrogen
holds
immense
promise
in
combating
climate
change
and
building
a
sustainable
future.
Owing
to
its
high
power‐to‐gas
conversion
efficiency,
compact
structure,
fast
response,
the
proton
exchange
membrane
water
electrolyzer
(PEMWE)
stands
out
as
most
viable
option
for
widespread
production
of
green
hydrogen.
However,
harsh
operating
conditions
PEMWE
make
it
heavily
dependent
on
noble
metal‐based
catalysts
(NMCs)
incur
operational
maintenance
costs,
which
hinder
extensive
adoption.
Hence,
is
imperative
improve
performance
lifespan
NMCs
develop
advanced
components
reduce
overall
costs
integrating
technology
into
practical
applications.
In
light
this,
fundamental
design
principles
employed
acidic
electrolysis
are
summarized,
well
recent
advancements
compositional
structural
engineering
enhance
intrinsic
activity
active
site
density.
Moreover,
innovations
stack
their
impact
cost‐benefit
presented.
Finally,
current
challenges
examined,
potential
solutions
optimizing
electrocatalytic
discussed.
Journal of Materials Chemistry A,
Journal Year:
2025,
Volume and Issue:
unknown
Published: Jan. 1, 2025
The
degree
of
surface
reconstruction
reaction
sulfide
catalyst
is
controlled,
20
s-NMSO
could
reach
a
current
1
A
cm
−2
at
an
ultra-low
overpotential
231
mV,
and
the
voltage
only
increased
by
0.06%
after
6
days
constant
testing.
Small,
Journal Year:
2024,
Volume and Issue:
20(47)
Published: Aug. 22, 2024
Water
splitting
for
hydrogen
production
is
limited
by
high
cell
voltage
and
low
energy
conversion
efficiencies
due
to
the
slow
kinetic
process
of
oxygen
evolution
reaction
(OER).
Here,
an
electrolytic
system
constructed
in
which
cathode
anode
co-release
H
