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.
IEEE Transactions on Plasma Science,
Journal Year:
2024,
Volume and Issue:
52(4), P. 1358 - 1365
Published: April 1, 2024
In
this
work,
we
proposed
and
performed
the
numerical
analysis
of
novel
surface
plasmon
resonance
(SPR)
biosensor
architecture
(Prism-BAK1/Ag/WS
$_{2}$
/Ni/BP/SM)
based
on
angular
interrogation
at
a
wavelength
633
nm.
At
minimum
reflectance
(
notation="LaTeX">$R_{\mathrm{min}})$
value,
remarkable
sensitivity
figure
merit
(FoM)
198.15
notation="LaTeX">$^{\circ}$
/RIU
64.79/RIU
are
attained
refractive
index
(RI)
range
1.33–1.41
for
sensing
medium
(SM).
Additionally,
performance
parameters
SPR
meticulously
measured
in
relation
to
FoM,
sensitivity,
limit
detection
(LoD),
accuracy
(DA)
concerning
concentration
complementary
target
DNA
hybridization
SM.
The
maximum
is
achieved
with
hybridization.
Notably,
probe
mismatch
demonstrate
sensitivities
379.69
383.01
/RIU,
respectively.
Thus,
structure-based
can
distinguish
between
single
nucleotide
polymorphism
(SNP)
realm
biomedicine,
adaptable
holds
great
potential
life-threatening
diseases
through
