ASEAN Engineering Journal,
Год журнала:
2024,
Номер
14(3), С. 175 - 181
Опубликована: Авг. 31, 2024
Nitrogen
fixation
using
plasma
electrolysis
is
an
alternative
in
the
production
of
liquid
nitrate
fertilizer
which
safe
for
environment
because
it
does
not
produce
emissions
that
pollute
environment.
The
effectiveness
shown
from
position
formation
at
cathodic
and
anodic
levels.
This
study
aims
to
analyze
comparison
levels
producing
nitrate.
Current-voltage
characterization
carried
out
determine
formation.
glow
discharge
achieved
after
critical
voltage
(280
V)
lower
than
(650
V).
Measurement
emission
intensity
electron
spin
resonance
reactive
species
play
a
role
plasma.
Nitrate
influenced
by
form
N,
N2*,
N2+,
•OH,
•H
•O,
especially
nitrogen
•OH
are
needed
both
NO
pathway
(anodic
plasma)
ammonia
(cathodic
plasma).
results
this
showed
was
more
effective
synthesis.
produced
1889
mg
L-1,
greater
as
much
213
L-1.
Advanced Energy Materials,
Год журнала:
2023,
Номер
14(7)
Опубликована: Дек. 22, 2023
Abstract
The
electrochemical
nitrate
reduction
reaction
(NO
3
RR)
is
an
environment‐friendly
and
promising
alternative
to
the
conventional
Haber–Bosch
ammonia
synthesis
process,
which
a
complex
process
of
proton‐coupled
electron
transfer.
Hereon,
amorphous
CeO
x
support
introduced
construct
Cu/a‐CeO
heterostructure
prepared
provide
sufficient
*H
synergistically
catalyze
NO
RR.
achieves
maximum
yield
1.52
mmol
h
−1
mg
cat
.
In
flow
cell,
NH
reaches
17.93
at
1
A
cm
−2
,
exceeds
most
state‐of‐the‐art
catalysts.
situ
X‐ray
diffraction
(XRD)
in
Raman
observe
that
catalyst
undergoes
structural
reconfiguration
under
operating
conditions,
thus
confirming
Cu
2
O
not
true
active
center
catalytic
process.
Furthermore,
characterizations
density
functional
theory
(DFT)
calculations
demonstrate
modulates
electronic
structure
overcomes
higher
potential
barrier
required
for
decomposition
water
on
Cu,
greatly
facilitates
hydrolysis
provides
H‐coverage
rate
hydrogenation
−
realizing
dynamic
equilibrium
between
production
consumption
hydrogen.
This
component
design
strategy
centered
opens
up
new
pathway
Nano Letters,
Год журнала:
2024,
Номер
24(2), С. 748 - 756
Опубликована: Янв. 3, 2024
The
electrochemical
N2
reduction
reaction
(NRR)
is
a
green
and
energy-saving
sustainable
technology
for
NH3
production.
However,
high
activity
selectivity
can
hardly
be
achieved
in
the
same
catalyst,
which
severely
restricts
development
of
NRR.
In2Se3
with
partially
occupied
p-orbitals
suppress
H2
evolution
(HER),
shows
excellent
presence
VIn
simultaneously
provide
active
sites
confine
Re
clusters
through
strong
charge
transfer.
Additionally,
well-isolated
stabilized
on
by
confinement
effect
result
Re-VIn
maximum
availability.
By
combining
as
dual
spontaneous
adsorption
activation,
NRR
performance
enhanced
significantly.
As
result,
Re-In2Se3-VIn/CC
catalyst
delivers
yield
rate
(26.63
μg
h–1
cm–2)
FEs
(30.8%)
at
−0.5
V
vs
RHE.
Sustainable Energy & Fuels,
Год журнала:
2024,
Номер
8(16), С. 3476 - 3495
Опубликована: Янв. 1, 2024
Flatland
materials
were
meticulously
surveyed
to
explore
their
functionality
in
photochemical
and
electrochemical
nitrogen
reduction
reaction
applications.
New
insights
are
presented
for
pilot-scale
NRR
operations
via
2D
materials.
Chemical Society Reviews,
Год журнала:
2025,
Номер
unknown
Опубликована: Янв. 1, 2025
Regulating
the
ferroelectric
polarization
in
catalysts
is
an
emerging
strategy
to
advance
water
splitting
reactions,
with
merits
of
high
charge
transfer
rate,
creation
real
active
sites,
and
optimizing
chemisorption
energy.
Advanced Functional Materials,
Год журнала:
2024,
Номер
unknown
Опубликована: Ноя. 5, 2024
Abstract
Herein,
a
novel
bismuth
tungstate
and
cadmium
sulfide
(CdS/Bi
2
WO
6
）step‐scheme
(S‐scheme)
heterojunction
piezocatalyst
for
the
first
time
is
developed.
The
exceptional
piezocatalytic
nitrogen
reduction
reaction
activity
(1.37
mmol
L
−1
g
h
)
delivered,
which
significantly
higher
compared
to
pure
CdS
(0.06
bare
Bi
(0.45
),
showing
an
almost
23‐fold
3‐fold
increase,
respectively.
This
performance
greatly
exceeds
previously
reported
piezocatalysts
piezo‐photocatalysts.
Meanwhile,
this
catalyst
also
holds
outstanding
hydrogen
evolution
rate
of
1.02
.
Relevant
experimental
density
functional
theory
(DFT)
calculations
results
demonstrate
that
excellent
catalytic
capacity
CdS/Bi
mainly
ascribed
construction
S‐scheme
heterojunction,
promotes
piezoelectric
performance,
enhances
segregating
efficiency
charge
carriers
redox
capacity,
regulates
electronic
structure,
optimizes
dynamics
processes
reduces
reactions
barrier,
induces
more
active
sites.
Furthermore,
new
mechanism
proposed.
research
extends
applications
heterojunctions
in
sustainable
energy
piezocatalysis
offers
insights
designing
efficient
systems.
