ECS Journal of Solid State Science and Technology,
Journal Year:
2024,
Volume and Issue:
13(8), P. 087002 - 087002
Published: Aug. 1, 2024
In
this
work,
we
present
a
novel
surface
plasmon
resonance
(SPR)
sensor
for
ascorbic
acid
detection
based
on
borosilicate
crown
(BK7)
prism
coated
with
multilayer
structure
made
of
ferric
oxide
(Fe
2
O
3
),
silver
(Ag),
and
carbon
nanotube
(CNT).
The
SPR
improves
sensitivity
selectivity
by
taking
advantage
the
special
optical
characteristics
construction.
CNT
layer
offers
increased
area
biocompatibility,
Ag
acts
as
plasmonic
material
to
promote
plasmons.
performance
is
improved
addition
selenium
(Se)
Fe
layers,
which
provide
further
capabilities
like
photoconductivity
magnetic
manipulation,
respectively.
Numerical
analysis
at
operating
wavelength
633
nm
conducted
using
transfer
matrix
approach.
For
proposed
room
temperature,
characteristics,
including
(274.37
degree
(°)/RIU),
figure
merit
(40.60
RIU
−1
accuracy
(0.189°
are
computed.
could
be
very
useful
in
detect
visible
range.
