SnS2
nanosheets
was
synthesized
by
simple
hydrothermal
method
and
prepared
with
multi-walled
carbon
nanotubes
(MWNTs)
into
sponge
electrodes
to
form
SnS2/MWNTs/sponge
electrode,
which
used
in
dielectric
barrier
discharges
(DBD)
system
for
CO2
reduction
reaction
(CO2RR).
The
amounts
of
formate
formaldehyde
produced
electrode
were
299.52
μmol·h-1
31.62
μmol·h-1,
2.81
times
2.61
that
MWNTs/sponge
electrodes,
respectively.
mechanism
CO2RR
studied
quencher
experiment,
the
main
contribution
order
active
substance
DBD
is:
H+>e->•OH>•O2-.
effect
degradation
ability
systems
under
different
pollutants
electrolyte
environments
discussed.
It
found
process
consumed
H+
e-
solution,
thereby
inhibiting
CO2RR.
Generally,
high-efficiency
provided
a
reference
design
catalysts
pollutant
plasma
gas-liquid
system.
Global NEST Journal,
Год журнала:
2023,
Номер
unknown
Опубликована: Ноя. 7, 2023
<p>In
this
research,
a
simple
method
for
the
preparation
of
Fe3O4
nanoparticles
(Fe3O4NPs)
with
an
average
size
38.05
nm
via
co-precipitation
was
investigated.
X-ray
diffraction
(DRX),
scanning
electron
microscopy
(SEM),
and
infrared
spectroscopy
(FT-IR)
were
used
to
characterize
obtained
nanoparticles.
These
Fe3O4NPs
then
as
nano-catalysts
degrade
Methylene
Blue
(MB)
in
aqueous
solution
Photo
Fenton-like
process.
Also,
under
room
solar
light
low
temperature,
photocatalytic
activity
degrading
MB
optimized
through
various
experimental
factors
such
pH
(ranging
from
2
8),
H2O2
concentration
(from
10-2
5
×
10-1),
catalyst
amount
(20
60
mg),
target
organic
compound
concentrations
(10
40
mg/L).
The
optimal
conditions
found
be
3,
dye
mg/L,
mg
nano-catalyst.
led
high
degree
removal
(>86%)
water.
pseudo-second-order
kinetic
model
suitable
describe
degradation
coefficient
value
0.969.
From
this,
it
concluded
that
could
act
effective
nano-catalyst
sustainable
environmentally
friendly
way
eliminate
pollutants
water
wastewater.
Keywords:
Fe3O4Nps,
structural
characterization,
BM
degradation,
photo-Fenton
Oxidation
process,
pseudo-first-order
Model,
Nanocatalyst.</p>
SnS2
nanosheets
was
synthesized
by
simple
hydrothermal
method
and
prepared
with
multi-walled
carbon
nanotubes
(MWNTs)
into
sponge
electrodes
to
form
SnS2/MWNTs/sponge
electrode,
which
used
in
dielectric
barrier
discharges
(DBD)
system
for
CO2
reduction
reaction
(CO2RR).
The
amounts
of
formate
formaldehyde
produced
electrode
were
299.52
μmol·h-1
31.62
μmol·h-1,
2.81
times
2.61
that
MWNTs/sponge
electrodes,
respectively.
mechanism
CO2RR
studied
quencher
experiment,
the
main
contribution
order
active
substance
DBD
is:
H+>e->•OH>•O2-.
effect
degradation
ability
systems
under
different
pollutants
electrolyte
environments
discussed.
It
found
process
consumed
H+
e-
solution,
thereby
inhibiting
CO2RR.
Generally,
high-efficiency
provided
a
reference
design
catalysts
pollutant
plasma
gas-liquid
system.
SnS2
nanosheets
was
synthesized
by
simple
hydrothermal
method
and
prepared
with
multi-walled
carbon
nanotubes
(MWNTs)
into
sponge
electrodes
to
form
SnS2/MWNTs/sponge
electrode,
which
used
in
dielectric
barrier
discharges
(DBD)
system
for
CO2
reduction
reaction
(CO2RR).
The
amounts
of
formate
formaldehyde
produced
electrode
were
299.52
μmol·h-1
31.62
μmol·h-1,
2.81
times
2.61
that
MWNTs/sponge
electrodes,
respectively.
mechanism
CO2RR
studied
quencher
experiment,
the
main
contribution
order
active
substance
DBD
is:
H+>e->•OH>•O2-.
effect
degradation
ability
systems
under
different
pollutants
electrolyte
environments
discussed.
It
found
process
consumed
H+
e-
solution,
thereby
inhibiting
CO2RR.
Generally,
high-efficiency
provided
a
reference
design
catalysts
pollutant
plasma
gas-liquid
system.
