Performance Analysis of a Kretschmann-Based Ag-ITO-Au Surface Plasmon Resonance Sensor through Numerical Simulations

Table 3

Performance comparison of several reported sensors.

Sensor configuration	Sensitivity	Rmin	FOM
Ag/ITO/Au	197.6° RIU^−1	0.0008	43.4 RIU^−1
Ag/Au [16]	57.8° RIU^−1	0.8	56.9 RIU^−1
Cr/Ag [10]	69.88° RIU^−1	0.12	15.19 RIU^−1
Cr/Ag/ITO [10]	68.77° RIU^−1	0.0903	11.26 RIU^−1
Ag/Si/BaTiO3 [17]	130.3° RIU^−1	0.01587	11.08 RIU^−1
Au/G [17]	53.71° RIU^−1	0.125	10.74 RIU^−1
WS2/G/Al [11]	315.5° RIU^−1	Not reported	18.8 RIU^−1