Silicon
nanowires
(SiNWs),
with
their
simple
fabrication
process
and
large
surface
area,
show
promise
as
photoelectric
materials.
However,
limited
charge
separation
efficiency
light
absorption
properties
hinder
its
further
development.
Therefore,
it
is
necessary
to
improve
performance
by
cocatalyst
modification.
Herein,
NiFe2O4/SiNWs
heterojunctions
were
successfully
synthesized
an
efficient
spin-coating
method,
a
photoelectrocatalytic
degradation
system
based
on
heterojunction
was
constructed
for
the
of
TC
under
conditions
simulated
applied
voltage.
UV-NIR,
LSV
EIS
experimental
results
demonstrate
that
composite
exhibits
higher
absorption,
stronger
photocurrent
density,
lower
carrier
recombination,
resulting
in
significantly
enhanced
activity.
Consequently,
photoelectrocatalyst
achieved
rate
90.24%
kinetic
constant
(k)
0.01202
min-1,
which
4.73
10.27
times
than
those
pure
SiNWs
identical
conditions.
Further
theoretical
confirmed
·OH
provided
NiFe2O4
co-catalyst
played
dominant
role
process,
improved
SiNWs.
This
work
confirms
synergistic
catalytic
effect
between
SiNWs,
opening
up
new
possibilities
exploring
photoanodes
diverse
co-catalysts
antibiotic
wastewater
treatment.
