Figure 7 | Scientific Reports

Figure 7

From: High sensitive label-free optical sensor based on Goos–Hänchen effect by the single chirped laser pulse

Figure 7

The reflectivity (a) and reflected lateral shifts (b) for negative chirped laser field versus different incident angles by increasing the intensity of laser field from \(\Omega \) to \(2\Omega \) for \({\Gamma }_{12}^{-1}={\Gamma }_{34}^{-1}=1.7 \mathrm{ps}, {\Gamma }_{13}^{-1}={\Gamma }_{14}^{-1}={\Gamma }_{23}^{-1}={\Gamma }_{24}^{-1}=100 \,\mathrm{fs}, {\gamma }_{ij}^{-1}=1 \,\mathrm{ns}, \tau =17 \,\mathrm{fs}\), and \({\varphi }^{"}={-10}^{3}{fs}^{2}\).

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