Skip to main content
Account

Table 1 Simulation and experimental FWHM, surface (monolayer target molecule coverage) sensitivity, and FOM of the NHA sensor before and after annealing. The annealed and as-fabricated NHAs having the same hole diameters of 209 and 150 nm are selected for comparison

From: Gold Nanohole Array with Sub-1 nm Roughness by Annealing for Sensitivity Enhancement of Extraordinary Optical Transmission Biosensor

Hole diameter

Simulation

Experiment (Δn = 0.48)

 

FWHM (nm)

FWHM (nm)

Surface sensitivity (nm/RIU)

FOM (/RIU)

Before annealing

    

  209 nm

24.6

77.4

6.0

0.08

  150 nm

55.4

64.2

6.7

0.1

After annealing

    

  209 nm

37.9

58.2

16.9

0.29

  150 nm

9.7

31.5

17.9

0.57

Navigation