Table 2 Presents the parameters of the sensor.

From: A gold nanoparticles coated unclad single mode fiber-optic sensor based on localized surface plasmon resonance

Name

Value

Description

d_co

8.2 µm

Core diameter

d_Au

8.25 µm

Gold diameter

d_analyte

11.25 µm

Analyte diameter

PML

18.25

Perfectly matched layer

Wl

300–1000 nm

Operating wavelength

Fo

c_const/wl[nm]

Operating frequency

a1

0.696163

Sellmier coefficient

a2

0.4079426

Sellmier coefficient

a3

0.897479400

Sellmier coefficient

b1

4.67914827 × 10–3 (μm)2

Sellmier coefficient

b2

1.35120621 (μm)2

Sellmier coefficient

b3

97.9240025 (μm)2

Sellmier coefficient

n_s

Equation (1)

Sellmier equation

\(\varepsilon_{\infty }\)

Table 1

Permittivity

\(\Delta_{\varepsilon }\)

Table 1

Weighting Vector

\(\omega\)

Table 1

The Angular Frequency

\(\omega_{D}\)

Table 1

Plasma Frequency

\(\gamma_{D}\)

Table 1

Damping Frequency

\(\Omega_{L}\)

Table 1

Frequency of The Lorentz Oscillator

\(\Gamma_{L}\)

Table 1

The Spectral Width of The Lorentz Oscillator

\(\varepsilon_{\infty }\)

Table 1

Permittivity

\(\varepsilon_{m}\)

Equation (2)

Drude-Lorentz model Equation

n_air

1.000281

Air refractive index

n_NaCl

1.35

NaCl refractive index

n_Sucrose

1.3710

Sucrose refractive index

n_Glycerol

1.39

Glycerol refractive index