Journal of Materials Research and Technology,
Journal Year:
2020,
Volume and Issue:
9(3), P. 4076 - 4096
Published: Feb. 22, 2020
Novel
Zn0.90Co0.10O
and
Zn0.90Co0.05M0.05O
(M
=
Ca,
Ba,
Cr,
Pb)
nanocrystals
were
synthesized
by
co-precipitation
method
studied
its
structural,
optical
electrical
properties
along
with
their
photocatalytic
activity.
The
XRD
confirmed
that
Pb
have
been
incorporated
without
modifying
ZnO
hexagonal
wurtzite
structure.
microstructural
parameters
calculated
using
Scherrer,
W–H,
SSP
methods.
FTIR
the
existence
of
Zn–O
vibrational
modes.
UV–vis
spectra
used
to
calculate
energy
bandgap
Tauc’s
plot,
Energy
equation,
Vegard’s
law,
Derivative
method.
Optical
such
as
Urbach
energy,
refractive
index,
dielectric
constant,
extinction
coefficient
conductivity
also
studied.
IV
measurements
demonstrated
was
increased
significantly
co-doping.
activity
for
decolorization
methylene
blue
(MB)
methyl
orange
(MO)
dyes
under
sunlight
revealed
highest
degradation
efficiency
co-doped
against
MB
compared
MO
in
100
min
illumination.
grown
are
propitious
driven
photocatalyst
eradicate
organic
toxins.
