Advanced Energy Materials,
Год журнала:
2025,
Номер
unknown
Опубликована: Апрель 18, 2025
Abstract
The
development
of
lithium–sulfur
batteries
is
impeded
by
their
suboptimal
electrochemical
performance
and
significant
self‐discharge
under
practical
conditions,
especially
at
high
sulfur‐to‐host
ratios
low
electrolyte‐to‐sulfur
ratios.
Under
these
improving
necessitates
accelerating
the
polysulfides
conversion,
while
reducing
entails
inhibiting
same
conversion
(disproportionation
reaction,
a
key
contributor
to
self‐discharge).
Herein,
address
this
challenging
contradiction,
an
imprisoning
strategy
designed
that
utilizes
programmable
solid
electrolyte
interphase
(SEI)
layers
formed
only
on
outer
surface
TiO
2−x
coated
hollow
carbon
spheres
(TiO
@C).
@C
chosen
primarily
because
it
supports
regulated
SEI
growth
upon
simple
voltage
control,
leveraging
different
formation
potential
C,
its
conductivity
catalytic
property
ensure
sulfur
reaction
kinetics.
This
functions
effectively
even
conditions.
exposed
internal
provides
abundant
effective
sites
(as
dense
barrier)
prevents
from
migrating
out
spheres,
performance.
These
soluble
polysulfides,
being
confined
within
easily
reach
saturation
concentrations
during
storage,
disproportionation
reaction.
Consequently,
wrapped
@C/sulfur
cathodes
exhibit
both
self‐discharge.
work
new
attempt
achieve
above
simultaneous
optimization
without
compromise.
Advanced Functional Materials,
Год журнала:
2023,
Номер
33(43)
Опубликована: Июнь 25, 2023
Abstract
Ammonia
as
an
irreplaceable
chemical
has
been
widely
demanded
to
keep
the
sustainable
development
of
modern
society.
However,
its
industrial
production
consumes
huge
energy
and
releases
extraordinary
green‐house
gases,
leading
various
environmental
issues.
To
achieve
green
ammonia
is
a
great
challenge
that
extensively
pursued
recently.
In
review,
most
promising
strategy,
electrochemical
nitrate
reduction
reaction
(e‐NO
3
RR)
for
purpose
comprehensively
investigated
give
full
understanding
mechanism
provide
guidance
future
directions.
Particularly,
electrocatalysts
focused
realize
high
yield
rate
Faraday
efficiency
applications.
The
recent‐developed
catalysts,
including
noble
metallic
materials,
alloys,
metal
compounds,
single‐metal‐atom
metal‐free
are
systematically
discussed
review
effects
factors
on
catalytic
performance
in
e‐NO
RR.
Accordingly,
strategies,
defects
engineering,
coordination
environment
modulating,
surface
controlling,
hybridization,
carefully
improve
performance,
such
intrinsic
activity
selectivity.
Finally,
perspectives
challenges
given
out.
This
shall
insightful
advanced
systems
efficiently
industry.
Angewandte Chemie International Edition,
Год журнала:
2023,
Номер
62(30)
Опубликована: Май 31, 2023
Abstract
The
conversion
of
industrial
exhaust
gases
nitrogen
oxides
into
high‐value
products
is
significantly
meaningful
for
global
environment
and
human
health.
And
green
synthesis
amino
acids
vital
biomedical
research
sustainable
development
mankind.
Herein,
we
demonstrate
an
innovative
approach
converting
nitric
oxide
(NO)
to
a
series
α‐amino
(over
13
kinds)
through
electrosynthesis
with
α‐keto
over
self‐standing
carbon
fiber
membrane
CoFe
alloy.
essential
leucine
exhibits
high
yield
115.4
μmol
h
−1
corresponding
Faradaic
efficiency
32.4
%,
gram
can
be
obtained
within
24
hours
in
lab
as
well
ultra‐long
stability
(>240
h)
the
catalyst,
which
could
convert
NO
NH
2
OH
rapidly
attacking
acid
subsequent
hydrogenation
form
acid.
In
addition,
this
method
also
suitable
other
sources
including
gaseous
or
liquidus
3
−
.
Therefore,
work
not
only
presents
promising
prospects
from
gas
nitrate‐laden
waste
water
products,
but
has
significant
implications
synthetizing
catalytic
science.
Advanced Energy Materials,
Год журнала:
2023,
Номер
14(1)
Опубликована: Ноя. 13, 2023
Abstract
The
development
of
industry
and
agriculture
has
been
accompanied
by
an
artificially
imbalanced
nitrogen
cycle,
which
threatens
human
health
ecological
environments.
Electrocatalytic
systems
have
emerged
as
a
sustainable
way
converting
nitrogen‐containing
molecules
into
high
value‐added
chemicals.
However,
the
construction
high‐performance
electrocatalysts
remains
challenging.
oxygen
vacancy
engineering
strategy
promoted
more
research
efforts
to
explore
structure‐activity
relationship
between
catalytic
activity
vacancies.
This
review
systematically
summarizes
recent
vacancies‐rich
metal
oxides
for
electro‐catalyzing
cycling
systems,
involving
electrocatalytic
nitrate
reduction
reaction,
nitric
oxide
C─N
coupling,
urea
oxidation
reaction.
First,
methods
characterization
vacancies
are
summarized.
Then,
effect
on
is
discussed
in
terms
regulating
electronic
structures
electrocatalysts,
improving
electroconductivity
catalysts,
lowing
energy
barrier,
strengthening
adsorption
activation
intermediate
species.
Finally,
future
directions
cycle
anticipated.
Advanced Functional Materials,
Год журнала:
2024,
Номер
unknown
Опубликована: Июль 9, 2024
Abstract
Understanding
the
relationship
between
electrocatalytic
performance
and
local
structure
at
molecular
level
is
of
great
significance.
Herein,
a
bifunctional
electrocatalyst
CuCA
(CA
=
chloranilate)
constructed
for
both
nitrogen
reduction
reaction
(NRR)
nitrate
(NO
3
RR).
Combined
structural
analyses
using
Rietveld
refinement,
extended
X‐ray
adsorption
fine
(EXAFS),
pair
distribution
function
(PDF)
revealed
significant
distortion
Cu‐O
4
structure.
Benefitting
from
unique
structure,
Cu‐CA
shows
an
impressive
NH
yield
rate
286.00
ug
h
−1
mg
(FE
18.25%,
‐0.85
V
vs
RHE),
3180.00
90.3%,
‐0.9
RHE)
NRR
NO
RR,
respectively.
In
contrast,
pyrazine
(Pyz)
decorated
compound
Cu‐CA‐Pyz
with
less
distorted
fewer
active
sites
show
much
lower
activity.
Density
functional
theory
(DFT)
calculations
shed
light
on
that
nature
can
effectively
regulate
electron
density
distribution,
which
energy
barrier
activation
intermediate
species,
leading
to
enhanced
These
findings
may
give
new
insight
into
structural‐property
open
up
opportunities
exploration
efficient
electrocatalysts.
Angewandte Chemie International Edition,
Год журнала:
2023,
Номер
63(6)
Опубликована: Дек. 20, 2023
Abstract
Electroreduction
of
nitric
oxide
(NO)
to
NH
3
(NORR)
has
gained
extensive
attention
for
the
sake
low
carbon
emission
and
air
pollutant
treatment.
Unfortunately,
NORR
is
greatly
hindered
by
its
sluggish
kinetics,
especially
under
concentrations
NO.
Herein,
we
developed
a
chlorine
(Cl)
vacancy
strategy
overcome
this
limitation
over
FeOCl
nanosheets
(FeOCl‐V
Cl
).
Density
functional
theory
(DFT)
calculations
revealed
that
resulted
in
defective
Fe
with
sharp
d‐states
characteristics
FeOCl‐V
enhance
absorption
activation
In
situ
X‐ray
near‐edge
structure
(XANES)
attenuated
total
reflection‐infrared
spectroscopy
(ATR‐IR)
verified
lower
average
oxidation
state
electron
transfer
NO
adsorption/activation
facilitate
generation
key
NHO
x
intermediates.
As
result,
exhibited
superior
activities
Faradaic
efficiency
up
91.1
%
while
maintaining
high
yield
rate
455.4
μg
cm
−2
h
−1
1.0
vol
concentration,
competitive
those
previously
reported
literatures
higher
concentration.
Further,
assembled
Zn‐NO
battery
utilizing
as
cathode
delivered
record
peak
power
density
6.2
mW
,
offering
new
route
simultaneous
removal,
production,
energy
supply.
Nanoscale,
Год журнала:
2024,
Номер
16(6), С. 2805 - 2819
Опубликована: Янв. 1, 2024
Building
C–N
bonds
via
electrochemical
NO
x
reduction
provides
an
attractive
strategy
to
upgrade
waste
species
into
valuable
organonitrogen
products.
Here
we
review
the
recent
advances
and
highlight
key
strategies
challenges
in
this
area.
The Innovation Materials,
Год журнала:
2024,
Номер
unknown, С. 100090 - 100090
Опубликована: Янв. 1, 2024
<p>Anthropogenic
climate
and
environmental
changes
increasingly
threaten
the
sustainability
of
life
on
Earth,
hindering
sustainable
development
human
societies.
These
detrimental
ecological
are
driven
by
activities
that
have
elevated
atmospheric
levels
greenhouse
gases
toxic
substances,
increased
inorganic
organic
pollutants
in
water
bodies,
led
to
accumulation
solid
waste
soils.
Over
next
two
three
decades,
impacts
change,
pollution,
soil
contamination
expected
intensify,
posing
increasing
risks
health
global
stability.
Considering
these
trends,
it
is
essential
implement
robust
mitigation
adaptation
strategies.
This
paper
analyzes
pollution
problems
from
perspectives
atmospheric,
water,
contamination.
It
summarizes
current
research
heterogeneous
catalysis
for
treating
gaseous,
liquid,
phases,
with
an
emphasis
key
challenges
applying
catalytic
conversion
technologies
cost-effective
industrial
settings.
Finally,
strategies
mitigating
via
discussed
material
flow,
energy
data
flow.
aims
offer
scientific
insights
enhance
future
practice
remediation.</p>
