Deleted Journal,
Journal Year:
2023,
Volume and Issue:
2, P. e9120070 - e9120070
Published: May 5, 2023
Imposing
phase
engineering
to
porous
materials
is
promising
realize
outperforming
electrocatalytic
performances
by
taking
advantages
of
the
merits
nanoarchitecture
and
heterophase
structure.
In
this
work,
amorphous/crystalline
ruthenium
oxide
(RuO2)
particles
with
rationally
regulated
heterophases
are
successfully
prepared
integrating
into
material
synthesis.
The
resultant
defect-rich
RuO2
exhibit
excellent
performance
toward
oxygen
evolution
reaction,
achieving
a
low
overpotential
165
mV
at
current
density
10
mA·cm−2
high
mass
activity
up
133.8
200
mV.
This
work
indicates
that
synergistic
effect
structural
characteristics
enables
trigger
superior
activity.
ACS Catalysis,
Journal Year:
2023,
Volume and Issue:
13(7), P. 4091 - 4100
Published: March 9, 2023
The
urea
oxidation
reaction
(UOR)
is
considered
as
an
alternative
to
the
oxygen
evolution
for
high-efficiency
hydrogen
production.
However,
molecule
relatively
complex,
containing
both
electron-donating
amino
(−NH2)
and
electron-withdrawing
carbonyl
(C═O)
groups,
understanding
influence
of
different
functional
groups
on
adsorption
behavior
conducive
rational
design
preparation
high-performance
UOR
catalysts.
Herein,
we
report
a
simple
synthesis
Ni3N/Mo2N
heterostructure
systematic
investigation
urea-assisted
electrolytic
Both
temperature-programmed
desorption
theoretical
calculations
decipher
that
−NH2
C═O
are
more
easily
adsorbed
Ni3N
Mo2N,
respectively.
Meanwhile,
could
combine
enhance
advantages
individual
components,
optimizing
urea.
Besides,
this
also
beneficial
improving
performance.
As
expected,
in
two-electrode
water
electrolyzer
utilizing
bifunctional
catalysts,
production
can
readily
occur
at
evidently
lower
voltage
(1.36
V@10
mA
cm–2),
which
much
than
traditional
electrolysis,
well
7
times
higher
rate
achieved.
Journal of Materials Chemistry A,
Journal Year:
2023,
Volume and Issue:
11(11), P. 5476 - 5494
Published: Jan. 1, 2023
The
oxygen
evolution
reaction
(OER),
as
an
essential
process
in
water
decomposition
and
air
batteries,
has
received
increasing
attention
the
context
of
clean
energy
production
efficient
storage.
Materials Horizons,
Journal Year:
2023,
Volume and Issue:
10(7), P. 2312 - 2342
Published: Jan. 1, 2023
The
application
and
prospect
of
Fe/Co/Ni-based
catalysts
modified
by
interface
engineering,
biomass
electrooxidation
reaction
(BEOR)
coupled
with
hydrogen
evolution
(HER)
in
water
splitting
are
summarized.
Science Advances,
Journal Year:
2023,
Volume and Issue:
9(19)
Published: May 10, 2023
High-entropy
alloy
(HEA)
nanocrystals
have
attracted
extensive
attention
in
catalysis.
However,
there
are
no
effective
strategies
for
synthesizing
them
a
controllable
and
predictable
manner.
With
quinary
HEA
made
of
platinum-group
metals
as
an
example,
we
demonstrate
that
their
structures
with
spatial
compositions
can
be
predicted
by
quantitatively
knowing
the
reduction
kinetics
metal
precursors
entropy
mixing
under
dropwise
addition
five-metal
precursor
solution.
The
time
to
reach
steady
state
each
plays
pivotal
role
determining
homogeneous
core-shell
features.
Compared
commercial
platinum/carbon
phase-separated
counterparts,
dendritic
defect-rich
surface
show
substantial
enhancement
catalytic
activity
durability
toward
both
hydrogen
evolution
oxidation.
This
quantitative
study
will
lead
paradigm
shift
design
nanocrystals,
pushing
away
from
trial-and-error
approach.
Small Science,
Journal Year:
2023,
Volume and Issue:
3(9)
Published: Aug. 2, 2023
Developing
energy
production,
storage,
and
conversion
technologies
based
on
sustainable
or
renewable
is
essential
to
address
the
environmental
crisis.
Electrochemical
water
splitting
one
of
most
promising
approaches
realize
production
green
hydrogen.
The
design
catalytic
materials
with
low
cost,
high
activity,
long‐term
stability
exploration
specific
reaction
mechanisms
are
key
focus
for
involved
electrochemical
hydrogen
evolution
(HER).
Recently,
substantial
efforts
have
been
devoted
rational
synthesis
non‐noble
metallic
heterostructures
fascinating
synergistic
effects
among
different
components.
These
heterostructured
demonstrate
comprehensive
properties
exceeding
estimations
by
rule
mixtures
display
activity
in
industrial
conditions
HER.
Herein,
mechanism
parameters
improving
performance
HER
process
discussed
detail.
latest
advances
synthetic
methods
electrocatalytic
characteristics
from
experimental
computational
perspectives
summarized
according
role
various
insights
provided
this
review
into
an
in‐depth
understanding
as
electrocatalysts,
opportunities
challenges
scale
up
future‐oriented
developments
highlighted.
Advanced Powder Materials,
Journal Year:
2024,
Volume and Issue:
3(4), P. 100201 - 100201
Published: April 9, 2024
Sunlight-driven
photocatalysis,
which
can
produce
clean
fuels
and
mitigate
pollutant
degradation,
has
received
extensive
research
attention
due
to
its
potential
for
addressing
both
energy
shortages
environmental
crises.
Bismuth
(Bi)-based
photocatalysts
with
broad
spectrum
solar-light
absorption
tunable
structures,
exhibit
promising
applications
in
solar-driven
photocatalysis.
Oxygen
vacancy
(OV)
engineering
is
a
widely
recognized
strategy
that
shows
great
accelerating
charge
separation
small
molecule
activation.
Based
on
OV
engineering,
this
review
focuses
Bi-based
provides
comprehensive
overview
including
synthetic
methods,
regulation
strategies,
photocatalytic
field.
The
methods
of
OVs
(BPOVs)
are
classified
into
hydrothermal,
solvothermal,
UV
light
reduction,
calcination,
chemical
etching,
mechanical
based
different
reaction
types,
provide
the
possibility
structural
BPOVs,
dimensional
regulation,
creation,
elemental
doping,
heterojunction
fabrication.
Furthermore,
also
highlights
CO2
N2
fixation,
H2
generation,
O2
evolution,
cancer
therapy,
bacteria
inactivation.
Finally,
conclusion
prospects
toward
future
development
BPOVs
presented.
