Catalysts,
Год журнала:
2023,
Номер
13(6), С. 1010 - 1010
Опубликована: Июнь 16, 2023
The
synthesis
of
CaCO3/Cu2O/GO
nanocomposites
was
developed
by
sol-gel
auto-combustion
method.
analysis
structure
completed
on
X-ray
diffraction
(XRD),
Fourier
transform
infrared
spectroscopy
(FTIR),
Raman
spectroscopy,
and
environmental
scanning
electron
microscopy
(ESEM).
XRD
spectra
the
matched
crystal
CaCO3/Cu2O.
average
size
20
nm
for
Cu2O
25
CaCO3
nanoparticles.
FTIR
data
showed
absorption
bands
GO.
confirmed
formation
GO
sheets.
ESEM
micrographs
displayed
spherical
nanoparticles
dispersed
in
photoelectron
peaks
Cu
2p,
O
1s,
C
3s,
Ca
2p.
optical
revealed
an
band
around
450
nm.
calcium
content
increase
led
to
a
decrease
energy
gap
from
2.14
1.5
eV.
production
hydrogen
NaBH4
across
methanolysis
reaction
accelerated
nanocomposites.
Therefore,
these
are
superior
catalytic
systems.
