Table 2 EF values obtained with \(d_{Ag}\) = 30 nm and different \(\tau _{air}\).
\(\tau _{air}\) | EF |
|---|---|
60 | (\(4.5 \pm 0.2\)) \(\times \) 10\(^5\) |
90 | (\(6.5 \pm 0.2\)) \(\times \) 10\(^7\) |
120 | (\(7.3 \pm 0.3\)) \(\times \) 10\(^6\) |
150 | (\(8.4 \pm 0.4\)) \(\times \) 10\(^6\) |
180 | (\(2.0 \pm 0.3\)) \(\times \) 10\(^5\) |